330B & 345B Right Front Corner Generator Set 6DR00001-UP (MACHINE) POWERED BY 3176 Engine HYDRAULIC SYSTEM Caterpillar SIS

Special Instruction

Accumulator Discharging and Charging Procedures {0738, 4263, 4264, 4331, 5077, 5077, 5081, 7474}
Accumulator Discharging and Charging Procedures {0738, 4263, 4264, 4331, 5077, 5077, 5081, 7474}

Decommissioning Procedure for Permanently Sealed Diaphragm Accumulators {5077}
Decommissioning Procedure for Permanently Sealed Diaphragm Accumulators {5077}

Service Letter-NACD

The Bond Between The Steel And The Rubber On The 3Q7749 Seal May Allow Gas To Leak
The Bond Between The Steel And The Rubber On The 3Q7749 Seal May Allow Gas To Leak

Service Letter-Australia

Service Letter-CFEL

Service Letter-CSARL

Service Letter-Americas

Technical Information Bulletin

Updated Ride Control Accumulator Test and Charge Instructions{0738, 5004, 5077, 5081, 7474}
Updated Ride Control Accumulator Test and Charge Instructions{0738, 5004, 5077, 5081, 7474}

Tool Operating Manual

NEHS1214: 455-0126 Nitrogen Booster Pump Group {0374, 0599, 0647, 0756, 4263, 4331, 5077, 7200}
NEHS1214: 455-0126 Nitrogen Booster Pump Group {0374, 0599, 0647, 0756, 4263, 4331, 5077, 7200}

Service Letter-China

The Bond Between The Steel And The Rubber On The 3Q7749 Seal May Allow Gas To Leak
The Bond Between The Steel And The Rubber On The 3Q7749 Seal May Allow Gas To Leak

Service Letter-Asia

Service Letter-APD

Disassembly and Assembly

Hydraulic Accumulator
330B, 330B L & 330B LN EXCAVATORS MACHINE SYSTEMS

Service Magazine

Procedure for Testing and Charging the Pilot System Accumulators {5077}
2003/05/05

The Accumulator Discharging and Charging Procedures are Updated {5077}
The Accumulator Discharging and Charging Procedures are Updated {5077}

Correct the Flow Meter Tool Layout in Systems Operation/Testing and Adjusting, RENR1920 {5050}
1999/12/06

Correct the Flow Meter Tool Layout in Systems Operation/Testing and Adjusting, RENR1020 {5050}
1999/12/06

Quieter Solenoid Valve For Swing Parking Brake {5479,5483}
1997/12/01

Technical Information Bulletin

Updated Ride Control Accumulator Test and Charge Instructions{0738, 5004, 5077, 5081, 7474}
Updated Ride Control Accumulator Test and Charge Instructions{0738, 5004, 5077, 5081, 7474}

Special Instruction

Retrofit Installation of Coolant Loss Sensor{1353, 1395, 7422, 7470}
Retrofit Installation of Coolant Loss Sensor{1353, 1395, 7422, 7470}

Procedure To Install A Pump Lines Group Assembly For The Hydraulic Oil Cooling System{1374, 5057}
Procedure To Install A Pump Lines Group Assembly For The Hydraulic Oil Cooling System{1374, 5057}

Service Letter-NACD

PRODUCT SUPPORT PROGRAM REPLACING THE 1363852 AND 1774475 OIL COOLER ON CERTAIN 330B FOREST MACHINES
PRODUCT SUPPORT PROGRAM REPLACING THE 1363852 AND 1774475 OIL COOLER ON CERTAIN 330B FOREST MACHINES

Service Letter-Australia

Service Letter-CFEL

Service Letter-CSARL

Service Letter-Americas

Service Letter-China

Service Letter-Asia

Service Letter-APD

Disassembly and Assembly

Hydraulic Oil Cooler & Radiator
330B FOREST MACHINE - MACHINE SYSTEMS SUPPLEMENT

Radiator Group
SUPPLEMENT FOR 330B, 330B L, & 330B LN EXCAVATORS - 3306 ENG

Hydraulic Oil Cooler
SUPPLEMENT FOR 330B, 330B L, & 330B LN EXCAVATORS - 3306 ENG

Hydraulic Oil Cooler - Remove
330B Excavator
Material Handler Machine Systems

Hydraulic Oil Cooler - Install
330B Excavator
Material Handler Machine Systems

Service Magazine

Canister Size Of Coolant Conditioner Element Has Changed{1350}
1985/11/25

Field Repair Of Cooler Cores Made Of Aluminium{1063,1374,1375}
1977/09/05

Easy Five-Minute Coolant Conditioner Test With 8T5296 Coolant Conditioner Test Kit{1395,0786}
1987/03/23

5P957 And 5P3514 Coolant And Battery Tester{0786,1395,1401}
1987/03/23

Be Sure Battery Cable-To-Starter Connection Has Correct Torque{1453}
1988/03/14

Improved Seals Used; Seal Replacement In Folded Core Radiators {1353}
1988/05/09

New Publication Available-"Coolant And Your Engine"{1395,0374,0375}
1989/02/13

Engine Coolant Can Be Recycled{1395}
1989/11/13

Caterpillar Introduces New Long Life Heavy Duty Engine Coolant{1395}
1994/09/19

A Special Instruction For Installation Of A Pump Lines Group Assembly For The Hydraulic Oil Cooling System Is Available {1374, 5057}
1999/12/13

Procedure for the Installation of New Mounting Brackets on the Hydraulic Oil Cooler Core Assembly {1374}
2003/05/19

Test Kit Checks Oil Coolers for Leaks {0768, 0781, 0783, 0784}
2004/12/27

Technical Information Bulletin

Evaluation Of The Wear For The Pump Drive Coupling
Evaluation Of The Wear For The Pump Drive Coupling

Disassembly and Assembly

Main Hydraulic Pump & Pump Drive Coupling
330B, 330B L & 330B LN EXCAVATORS MACHINE SYSTEMS

Service Magazine

Information Release Memo, HOS04-02, "XT-6 Hose and Couplings to XT-6 ES Components" Is Available {5057}
2004/06/21

Information Release Memo, PELJ0340 , "Reusable Couplings for Caterpillar -12 and -16 XT-6 ES Hose" {5057}
2004/06/28

Special Instruction

Repairing and Strengthening Stick Assemblies' Support Brackets and Reinforcing a Center Boss Assembly{6502}
Repairing and Strengthening Stick Assemblies' Support Brackets and Reinforcing a Center Boss Assembly{6502}

Instructions for Installation of Oversize Hydraulic Cylinder Seals {7555, 7562}
Instructions for Installation of Oversize Hydraulic Cylinder Seals {7555, 7562}

Installation of Vented Buffer Seal Assembly, U-Cup Seal, and Double Lip Wiper Seal for Hydraulic Cylinders{7562}
Installation of Vented Buffer Seal Assembly, U-Cup Seal, and Double Lip Wiper Seal for Hydraulic Cylinders{7562}

Installation of Double Lip Wiper Seal{7562}
Installation of Double Lip Wiper Seal{7562}

Hydraulic Cylinder Repair Process {7562}
Hydraulic Cylinder Repair Process {7562}

Hydraulic Cylinder Honing {7562}
Hydraulic Cylinder Honing {7562}

Procedure to Test the Position Sensor of a Hydraulic Cylinder {1439, 7562}
Procedure to Test the Position Sensor of a Hydraulic Cylinder {1439, 7562}

Inspection Procedure for Boom Cylinder Assembly Cracks on Certain 330B, 330C, 345B, 345C, and 345D Excavators {5456, 7562}
Inspection Procedure for Boom Cylinder Assembly Cracks on Certain 330B, 330C, 345B, 345C, and 345D Excavators {5456, 7562}

Technical Information Bulletin

Troubleshooting Guide For Boom Or Stick Drop, Implement Drift, Or A Powered Movement Of Any Implement On Certan Excavators
Troubleshooting Guide For Boom Or Stick Drop, Implement Drift, Or A Powered Movement Of Any Implement On Certan Excavators

The Failure of the Buffer Seal that can be Caused by a Defect in the Seal Groove on All Track-Type Tractors, Wheel Loaders, Hydraulic Excavators and Backhoe Loaders that Use Cylinders that were Manufactured After 1January 2000{7562}
The Failure of the Buffer Seal that can be Caused by a Defect in the Seal Groove on All Track-Type Tractors, Wheel Loaders, Hydraulic Excavators and Backhoe Loaders that Use Cylinders that were Manufactured After 1January 2000{7562}

Discoloration of the Hydraulic Cylinder Rod on Certain Excavators{5102, 5456, 5457, 5458, 5468, 7562}
Discoloration of the Hydraulic Cylinder Rod on Certain Excavators{5102, 5456, 5457, 5458, 5468, 7562}

Surface Finishes of Cylinder Bores{7562}
Surface Finishes of Cylinder Bores{7562}

Color Change for Cylinder Rod Seals (Wiper, U-Cup and Buffer){5100, 7555, 7562}
Color Change for Cylinder Rod Seals (Wiper, U-Cup and Buffer){5100, 7555, 7562}

Specifications

Bucket Cylinder
330B Excavator Machine System Specifications

Stick Cylinder
330B Excavator Machine System Specifications

Bucket Cylinder
330B Excavator Machine System Specifications

Boom Cylinder
330B Excavator Machine System Specifications

Stick Cylinder
330B Excavator Machine System Specifications

Bucket Cylinder
330B Excavator Machine System Specifications

Boom Cylinder
330B Excavator Machine System Specifications

Stick Cylinder
330B Excavator Machine System Specifications

Tool Operating Manual

Procedures for Using the 232-4686 Cylinder Washer Tank Group European Union Compliant{0374, 0599, 0680, 0738}
Procedures for Using the 232-4686 Cylinder Washer Tank Group European Union Compliant{0374, 0599, 0680, 0738}

1U-9001 and 1U-9002 Automatic Hone Tooling{0599, 0677, 0738, 7562, 7562}
1U-9001 and 1U-9002 Automatic Hone Tooling{0599, 0677, 0738, 7562, 7562}

Model HCS-40 Hydraulic Cylinder Servicer{0374, 0599, 0700, 0738, 7562}
Model HCS-40 Hydraulic Cylinder Servicer{0374, 0599, 0700, 0738, 7562}

4C-9910 Portable Hydraulic Tester (Flow 125 GPM) {0599, 0784, 5050, 5057, 5095}
4C-9910 Portable Hydraulic Tester (Flow 125 GPM) {0599, 0784, 5050, 5057, 5095}

Using the 265-4177, 265-4209 Service Tool Groups to Install Sensors in Position-Sensing Hydraulic Cylinders{0599, 0709, 0738, 1439, 7562, 7562}
Using the 265-4177, 265-4209 Service Tool Groups to Install Sensors in Position-Sensing Hydraulic Cylinders{0599, 0709, 0738, 1439, 7562, 7562}

Using the 9U-7868 and 9U-7869 Spanner Wrench to Remove and install Threaded Gland Cylinder Heads{0374, 0599, 0602, 0738}
Using the 9U-7868 and 9U-7869 Spanner Wrench to Remove and install Threaded Gland Cylinder Heads{0374, 0599, 0602, 0738}

Procedures for Using the 120-9143 Cylinder Washer Tank Group {0374, 0602, 0680, 0738}
Procedures for Using the 120-9143 Cylinder Washer Tank Group {0374, 0602, 0680, 0738}

Reuse And Salvage Guidelines

Testing Hydraulic Cylinders Using the 188-3926 Caterpillar Cylinder Tester and the 9U-6803 Caterpillar Cylinder Tester {0784, 7562}
Testing Hydraulic Cylinders Using the 188-3926 Caterpillar Cylinder Tester and the 9U-6803 Caterpillar Cylinder Tester {0784, 7562}

Reuse Guideline for Hydraulic Cylinder Position Sensor {5574, 5736}
Reuse Guideline for Hydraulic Cylinder Position Sensor {5574, 5736}

Hydraulic Cylinder Repair Process {7562}
Hydraulic Cylinder Repair Process {7562}

Hydraulic Cylinder Honing {7562}
Hydraulic Cylinder Honing {7562}

Hydraulic Cylinder Seal Failure Analysis {7555, 7562}
Hydraulic Cylinder Seal Failure Analysis {7555, 7562}

Inspection and Salvage of Hydraulic Cylinder Components {7562}
Inspection and Salvage of Hydraulic Cylinder Components {7562}

Measuring Bores and Installing Seals in Standard and Oversized Hydraulic Cylinders {5100, 7562}
Measuring Bores and Installing Seals in Standard and Oversized Hydraulic Cylinders {5100, 7562}

Machining the O-ring Groove into the Face of Oversized Bolted Head Hydraulic Cylinders {0677, 5100, 7562}
Machining the O-ring Groove into the Face of Oversized Bolted Head Hydraulic Cylinders {0677, 5100, 7562}

HVOF Identification and Polishing (Superfinishing){0674, 0679, 1000, 7000, 7562}
HVOF Identification and Polishing (Superfinishing){0674, 0679, 1000, 7000, 7562}

Thermal Spray Procedures for Hydraulic Cylinder Rods{0679, 7562, 7562}
Thermal Spray Procedures for Hydraulic Cylinder Rods{0679, 7562, 7562}

Contamination Control Guidelines

Hydraulic Cylinder Honing {7562}
Hydraulic Cylinder Honing {7562}

Applied Failure Analysis

Hydraulic Cylinder Seal Failure Analysis {7555, 7562}
Hydraulic Cylinder Seal Failure Analysis {7555, 7562}

Information Release Memo

PRODUCT LINE ADDITIONS: REMANUFACTURED CYLINDERS AND RODS
PRODUCT LINE ADDITIONS: REMANUFACTURED CYLINDERS AND RODS

Bench Test Procedures

Testing Hydraulic Cylinders Using the 188-3926 Caterpillar Cylinder Tester and the 9U-6803 Caterpillar Cylinder Tester {0784, 7562}
Testing Hydraulic Cylinders Using the 188-3926 Caterpillar Cylinder Tester and the 9U-6803 Caterpillar Cylinder Tester {0784, 7562}

Disassembly and Assembly

Grapple Cylinders
330B FOREST MACHINE - MACHINE SYSTEMS SUPPLEMENT

Stick Cylinder
330B FOREST MACHINE - MACHINE SYSTEMS SUPPLEMENT

Boom Cylinders
330B FOREST MACHINE - MACHINE SYSTEMS SUPPLEMENT

Cab, Cab Riser & Brush Guard
330B FOREST MACHINE - MACHINE SYSTEMS SUPPLEMENT

Counterbalance Valve (Cab Tilt Cylinder)
330B FOREST MACHINE - MACHINE SYSTEMS SUPPLEMENT

Cab Tilt Cylinder
330B FOREST MACHINE - MACHINE SYSTEMS SUPPLEMENT

Bucket Cylinder
330B, 330B L & 330B LN EXCAVATORS MACHINE SYSTEMS

Stick Cylinder
330B, 330B L & 330B LN EXCAVATORS MACHINE SYSTEMS

Boom Cylinders
330B, 330B L & 330B LN EXCAVATORS MACHINE SYSTEMS

Stick Cylinder - Remove
330B Excavator
Material Handler Machine Systems

Stick Cylinder - Install
330B Excavator
Material Handler Machine Systems

Stick Cylinder - Disassemble
330B Excavator
Material Handler Machine Systems

Stick Cylinder - Assemble
330B Excavator
Material Handler Machine Systems

Boom Cylinder - Remove
330B Excavator
Material Handler Machine Systems

Boom Cylinder - Install
330B Excavator
Material Handler Machine Systems

Boom Cylinder - Disassemble
330B Excavator
Material Handler Machine Systems

Boom Cylinder - Assemble
330B Excavator
Material Handler Machine Systems

Service Magazine

New Bearings In The Boom, Stick, And Boom Cylinder Assemblies Improve Linkage Pin Service Life{6501,6502}
1997/10/20

New Grapple Leg Cylinders Available For Service Replacement {5564}
1998/08/03

New Seal Kits Prevent Hydraulic Cylinder Oil Leaks {5456,5457,5458}
1998/11/23

New Procedure Prevents Pinching Of The Wire Harness Assembly In Cab Risers For Forestry Machines{7260,1408}
1998/12/28

An Improved Dust Seal for Hydraulic Cylinders Increases the Service Life {5456, 5457, 5458, 7555, 7555}
2000/07/10

New Backup Rings Are Available for Sealing Hydraulic Cylinders with Pitted Grooves {4303, 5102, 5104, 5106, 5456, 7562}
2003/06/30

New Assembly Instructions for Rod Seals on Hydraulic Cylinders are Available {7562}
2002/04/08

New High Temperature Buffer Seals Reduce Oil Leakage From Hydraulic Cylinders {7562}
2002/05/06

Correctly Assembling the Buffer Seal Will Prevent Failure of the U-Cup Seals {7562}
2001/07/30

Procedure for the Removal of Air From Hydraulic Cylinders {7562}
2003/01/06

Double Lip Wiper Seals Must Be Installed Properly {7562}
2002/12/09

Summary of the New Seals for Hydraulic Cylinder Rods {5456, 5457, 5458}
2003/11/17

Boom Cylinder Link Assemblies Support Implement During Service {0635, 0738}
2004/03/08

The Strength of the Bucket Cylinder Rod Is Increased {5457}
2004/11/15

The Strength of the Rod Assembly in the Stick Cylinder and the Bucket Cylinder Is Increased {5457, 5458, 7562}
2004/10/25

New Seals Are Available for the Prevention of Oil Leaks in Cold Temperature Conditions {5456, 5457, 5458}
2006/09/25

Procedure Now Available to Test the Position Sensor of a Hydraulic Cylinder {1439, 7562}
2012/10/04

Compatible Puller Stud and Hydraulic Cylinder Capacity Chart {0599, 7000, 7562}
Compatible Puller Stud and Hydraulic Cylinder Capacity Chart {0599, 7000, 7562}

Correct Ring Orientation Provides Smooth Hydraulic Cylinder Operation {5456, 5458}
2009/03/16

A Rework Procedure Improves the Seal Assembly Performance in Hydraulic Cylinders on Cat Products {7562}
2010/04/30

A Procedure to Inspect the Boom Cylinder Assembly is Available for Certain Excavators and Mobile Hydraulic Power Units {5456}
A Procedure to Inspect the Boom Cylinder Assembly is Available for Certain Excavators and Mobile Hydraulic Power Units {5456}

Operation and Maintenance Manual

Swing Drive Oil - Change
330B L Excavator, 330B Forest Machine and 330B Material Handler

Swing Drive Oil Level - Check
330B L Excavator, 330B Forest Machine and 330B Material Handler

Swing Drive Oil Sample - Obtain
330B L Excavator, 330B Forest Machine and 330B Material Handler

Specifications

Swing Drive
330B Excavator Machine System Specifications

Fasteners
330B Excavator Machine System Specifications

Disassembly and Assembly

Swing Drive
330B, 330B L & 330B LN EXCAVATORS MACHINE SYSTEMS

Main Hydraulic Pump & Pump Drive Coupling
330B, 330B L & 330B LN EXCAVATORS MACHINE SYSTEMS

Service Magazine

The Swing Bearing In The Bearing And Gear Group Is Improved{7063,5459}
1998/04/20

New Seals in the Final Drives Reduce Oil Leaks and the Entry of Debris {7555}
2002/04/01

The Specifications Are Identified For Auxiliary Hydraulic Pumps {3108, 5073}
2008/06/16

Update to Specifications , "Fasteners" {5459, 7553}
2003/02/03

Procedure for the Measurement of the Movement of the Swing Bearing {5459, 7063}
2012/11/30

Proper Operation of Swing Function Will Prevent Damage to the Swing Motor and the Bearings in the Swing Drive {5459, 7063, 79PA}
2006/03/27

An Improved Bolt Tightening Procedure for the Critical Joints Is Now Used on All Excavators {4050, 4164, 5459, 7063}
An Improved Bolt Tightening Procedure for the Critical Joints Is Now Used on All Excavators {4050, 4164, 5459, 7063}

Operation and Maintenance Manual

Oil Filter - Inspect
330B L Excavator, 330B Forest Machine and 330B Material Handler

Hydraulic System Oil Filter (Return) - Replace
330B L Excavator, 330B Forest Machine and 330B Material Handler

Hydraulic System Oil Filter (Pilot) - Replace
330B L Excavator, 330B Forest Machine and 330B Material Handler

Hydraulic System Oil Filter (Generator) - Replace - If Equipped
330B L Excavator, 330B Forest Machine and 330B Material Handler

Hydraulic System Oil Filter (Case Drain) - Replace
330B L Excavator, 330B Forest Machine and 330B Material Handler

Special Instruction

Guidelines for the Use of Clean Out Filters for the Hydraulic Oil System and for the Power Train Oil System{3067, 5068}
Guidelines for the Use of Clean Out Filters for the Hydraulic Oil System and for the Power Train Oil System{3067, 5068}

Guidelines for the Use of High Efficiency Filters for the Hydraulic Oil System and for the Power Train Oil System {3000, 3004, 5050, 5068}
Guidelines for the Use of High Efficiency Filters for the Hydraulic Oil System and for the Power Train Oil System {3000, 3004, 5050, 5068}

Installation Procedure for a Separate Case Drain Line and Filter for the Swing Motor and Travel Motors{5057, 5058, 5068, 5091, 5459}
Installation Procedure for a Separate Case Drain Line and Filter for the Swing Motor and Travel Motors{5057, 5058, 5068, 5091, 5459}

Technical Information Bulletin

The Oil Filter Base Assembly For The Case Drain Filter May Be Installed Incorrectly On Certain Excavators{5068, 5091}
The Oil Filter Base Assembly For The Case Drain Filter May Be Installed Incorrectly On Certain Excavators{5068, 5091}

Specifications

Pilot Oil Filter
330B Excavator Machine System Specifications

Tool Operating Manual

Procedures for Using 9U-5971 and 173-9842 Filter Cart Group {0599, 0738, 5050, 5056, 5057, 5068, 5095, 7579}
Procedures for Using 9U-5971 and 173-9842 Filter Cart Group {0599, 0738, 5050, 5056, 5057, 5068, 5095, 7579}

188-3242 Filter Cart Group and 227-2479 Filter Cart Group{0374, 0599, 0680, 0738, 0768, 5050, 5056, 5095}
188-3242 Filter Cart Group and 227-2479 Filter Cart Group{0374, 0599, 0680, 0738, 0768, 5050, 5056, 5095}

Contamination Control Guidelines

Proper Oil Changing Procedures {1000, 1308, 1316, 1325, 1348, 3000, 3004, 3005, 3030, 3064, 3067, 3080, 3081, 4000, 4001, 4050, 4051, 5050, 5056, 5068, 5095}
Proper Oil Changing Procedures {1000, 1308, 1316, 1325, 1348, 3000, 3004, 3005, 3030, 3064, 3067, 3080, 3081, 4000, 4001, 4050, 4051, 5050, 5056, 5068, 5095}

Disassembly and Assembly

Hydraulic Oil Filter Group
330B, 330B L & 330B LN EXCAVATORS MACHINE SYSTEMS

Service Magazine

Oil Filter Inspection Can Save Additional Internal Engine Damage{1318}
1985/06/17

The Hydraulic Pilot Oil Filter Is Improved {5059, 5092, 5479}
2003/07/14

Color Coded Dust Caps for S·O·S Ports Will Be Available {7770}
2003/12/01

A Replacement Filter Is Incorrectly Identified {5050, 5068}
2002/12/23

Optional High Efficiency Filters Are Now Available {3004, 5068}
2007/12/17

An Improved Oil Filter Group for the Case Drain Filter Is Available {5056, 5068, 5091}
2007/04/02

New Oil Filters for all Cat Machines are Available {3004, 3067, 4295, 431F, 5068}
New Oil Filters for all Cat Machines are Available {3004, 3067, 4295, 431F, 5068}

Special Instruction

Installing and Operating the Generator{1404}
Installing and Operating the Generator{1404}

Service Letter-NACD

THE FUSE NEEDS TO BE CHANGED IN THE SOLID STATE MAGNET CONTROLLERS ON CERTAIN 320L, 325L, 325B L, 330 L, 330B, 345B, 350L, 375L, AND 5080 MATERIAL HANDLERS
THE FUSE NEEDS TO BE CHANGED IN THE SOLID STATE MAGNET CONTROLLERS ON CERTAIN 320L, 325L, 325B L, 330 L, 330B, 345B, 350L, 375L, AND 5080 MATERIAL HANDLERS

THE PROGRAMMABLE LOGIC CONTROLLER (PLC) NEEDS TO BE EXCHANGED ON THE SOLID STATE MAGNET CONTROLLERS ON CERTAIN 320L, 325, 325 L, 330 L, 330B, 345B, 345B II, 350, 350 L, 375 L AND 5080 MATERIAL HANDLERS
THE PROGRAMMABLE LOGIC CONTROLLER (PLC) NEEDS TO BE EXCHANGED ON THE SOLID STATE MAGNET CONTROLLERS ON CERTAIN 320L, 325, 325 L, 330 L, 330B, 345B, 345B II, 350, 350 L, 375 L AND 5080 MATERIAL HANDLERS

Service Letter-Australia

THE FUSE NEEDS TO BE CHANGED IN THE SOLID STATE MAGNET CONTROLLERS ON CERTAIN 320L, 325L, 325B L, 330 L, 330B, 345B, 350L, 375L, AND 5080 MATERIAL HANDLERS
THE FUSE NEEDS TO BE CHANGED IN THE SOLID STATE MAGNET CONTROLLERS ON CERTAIN 320L, 325L, 325B L, 330 L, 330B, 345B, 350L, 375L, AND 5080 MATERIAL HANDLERS

THE PROGRAMMABLE LOGIC CONTROLLER (PLC) NEEDS TO BE EXCHANGED ON THE SOLID STATE MAGNET CONTROLLERS ON CERTAIN 320L, 325, 325 L, 330 L, 330B, 345B, 345B II, 350, 350 L, 375 L AND 5080 MATERIAL HANDLERS
THE PROGRAMMABLE LOGIC CONTROLLER (PLC) NEEDS TO BE EXCHANGED ON THE SOLID STATE MAGNET CONTROLLERS ON CERTAIN 320L, 325, 325 L, 330 L, 330B, 345B, 345B II, 350, 350 L, 375 L AND 5080 MATERIAL HANDLERS

Service Letter-CFEL

THE FUSE NEEDS TO BE CHANGED IN THE SOLID STATE MAGNET CONTROLLERS ON CERTAIN 320L, 325L, 325B L, 330 L, 330B, 345B, 350L, 375L, AND 5080 MATERIAL HANDLERS
THE FUSE NEEDS TO BE CHANGED IN THE SOLID STATE MAGNET CONTROLLERS ON CERTAIN 320L, 325L, 325B L, 330 L, 330B, 345B, 350L, 375L, AND 5080 MATERIAL HANDLERS

THE PROGRAMMABLE LOGIC CONTROLLER (PLC) NEEDS TO BE EXCHANGED ON THE SOLID STATE MAGNET CONTROLLERS ON CERTAIN 320L, 325, 325 L, 330 L, 330B, 345B, 345B II, 350, 350 L, 375 L AND 5080 MATERIAL HANDLERS
THE PROGRAMMABLE LOGIC CONTROLLER (PLC) NEEDS TO BE EXCHANGED ON THE SOLID STATE MAGNET CONTROLLERS ON CERTAIN 320L, 325, 325 L, 330 L, 330B, 345B, 345B II, 350, 350 L, 375 L AND 5080 MATERIAL HANDLERS

Service Letter-CSARL

THE FUSE NEEDS TO BE CHANGED IN THE SOLID STATE MAGNET CONTROLLERS ON CERTAIN 320L, 325L, 325B L, 330 L, 330B, 345B, 350L, 375L, AND 5080 MATERIAL HANDLERS
THE FUSE NEEDS TO BE CHANGED IN THE SOLID STATE MAGNET CONTROLLERS ON CERTAIN 320L, 325L, 325B L, 330 L, 330B, 345B, 350L, 375L, AND 5080 MATERIAL HANDLERS

THE PROGRAMMABLE LOGIC CONTROLLER (PLC) NEEDS TO BE EXCHANGED ON THE SOLID STATE MAGNET CONTROLLERS ON CERTAIN 320L, 325, 325 L, 330 L, 330B, 345B, 345B II, 350, 350 L, 375 L AND 5080 MATERIAL HANDLERS
THE PROGRAMMABLE LOGIC CONTROLLER (PLC) NEEDS TO BE EXCHANGED ON THE SOLID STATE MAGNET CONTROLLERS ON CERTAIN 320L, 325, 325 L, 330 L, 330B, 345B, 345B II, 350, 350 L, 375 L AND 5080 MATERIAL HANDLERS

Service Letter-Americas

THE FUSE NEEDS TO BE CHANGED IN THE SOLID STATE MAGNET CONTROLLERS ON CERTAIN 320L, 325L, 325B L, 330 L, 330B, 345B, 350L, 375L, AND 5080 MATERIAL HANDLERS
THE FUSE NEEDS TO BE CHANGED IN THE SOLID STATE MAGNET CONTROLLERS ON CERTAIN 320L, 325L, 325B L, 330 L, 330B, 345B, 350L, 375L, AND 5080 MATERIAL HANDLERS

THE PROGRAMMABLE LOGIC CONTROLLER (PLC) NEEDS TO BE EXCHANGED ON THE SOLID STATE MAGNET CONTROLLERS ON CERTAIN 320L, 325, 325 L, 330 L, 330B, 345B, 345B II, 350, 350 L, 375 L AND 5080 MATERIAL HANDLERS
THE PROGRAMMABLE LOGIC CONTROLLER (PLC) NEEDS TO BE EXCHANGED ON THE SOLID STATE MAGNET CONTROLLERS ON CERTAIN 320L, 325, 325 L, 330 L, 330B, 345B, 345B II, 350, 350 L, 375 L AND 5080 MATERIAL HANDLERS

Technical Information Bulletin

Incorrect Setting of the Timer Relay for the Generator Soft Start Solenoid{4450, 7610}
Incorrect Setting of the Timer Relay for the Generator Soft Start Solenoid{4450, 7610}

Service Letter-China

THE FUSE NEEDS TO BE CHANGED IN THE SOLID STATE MAGNET CONTROLLERS ON CERTAIN 320L, 325L, 325B L, 330 L, 330B, 345B, 350L, 375L, AND 5080 MATERIAL HANDLERS
THE FUSE NEEDS TO BE CHANGED IN THE SOLID STATE MAGNET CONTROLLERS ON CERTAIN 320L, 325L, 325B L, 330 L, 330B, 345B, 350L, 375L, AND 5080 MATERIAL HANDLERS

THE PROGRAMMABLE LOGIC CONTROLLER (PLC) NEEDS TO BE EXCHANGED ON THE SOLID STATE MAGNET CONTROLLERS ON CERTAIN 320L, 325, 325 L, 330 L, 330B, 345B, 345B II, 350, 350 L, 375 L AND 5080 MATERIAL HANDLERS
THE PROGRAMMABLE LOGIC CONTROLLER (PLC) NEEDS TO BE EXCHANGED ON THE SOLID STATE MAGNET CONTROLLERS ON CERTAIN 320L, 325, 325 L, 330 L, 330B, 345B, 345B II, 350, 350 L, 375 L AND 5080 MATERIAL HANDLERS

Service Letter-Asia

THE FUSE NEEDS TO BE CHANGED IN THE SOLID STATE MAGNET CONTROLLERS ON CERTAIN 320L, 325L, 325B L, 330 L, 330B, 345B, 350L, 375L, AND 5080 MATERIAL HANDLERS
THE FUSE NEEDS TO BE CHANGED IN THE SOLID STATE MAGNET CONTROLLERS ON CERTAIN 320L, 325L, 325B L, 330 L, 330B, 345B, 350L, 375L, AND 5080 MATERIAL HANDLERS

THE PROGRAMMABLE LOGIC CONTROLLER (PLC) NEEDS TO BE EXCHANGED ON THE SOLID STATE MAGNET CONTROLLERS ON CERTAIN 320L, 325, 325 L, 330 L, 330B, 345B, 345B II, 350, 350 L, 375 L AND 5080 MATERIAL HANDLERS
THE PROGRAMMABLE LOGIC CONTROLLER (PLC) NEEDS TO BE EXCHANGED ON THE SOLID STATE MAGNET CONTROLLERS ON CERTAIN 320L, 325, 325 L, 330 L, 330B, 345B, 345B II, 350, 350 L, 375 L AND 5080 MATERIAL HANDLERS

Service Letter-APD

THE FUSE NEEDS TO BE CHANGED IN THE SOLID STATE MAGNET CONTROLLERS ON CERTAIN 320L, 325L, 325B L, 330 L, 330B, 345B, 350L, 375L, AND 5080 MATERIAL HANDLERS
THE FUSE NEEDS TO BE CHANGED IN THE SOLID STATE MAGNET CONTROLLERS ON CERTAIN 320L, 325L, 325B L, 330 L, 330B, 345B, 350L, 375L, AND 5080 MATERIAL HANDLERS

THE PROGRAMMABLE LOGIC CONTROLLER (PLC) NEEDS TO BE EXCHANGED ON THE SOLID STATE MAGNET CONTROLLERS ON CERTAIN 320L, 325, 325 L, 330 L, 330B, 345B, 345B II, 350, 350 L, 375 L AND 5080 MATERIAL HANDLERS
THE PROGRAMMABLE LOGIC CONTROLLER (PLC) NEEDS TO BE EXCHANGED ON THE SOLID STATE MAGNET CONTROLLERS ON CERTAIN 320L, 325, 325 L, 330 L, 330B, 345B, 345B II, 350, 350 L, 375 L AND 5080 MATERIAL HANDLERS

Testing and Adjusting

Generator Set - Troubleshooting
325B and 330B Excavators Material Handlers

Disassembly and Assembly

Generator Drive - Remove
330B Excavator
Material Handler Machine Systems

Generator Drive - Install
330B Excavator
Material Handler Machine Systems

Generator Drive - Disassemble
330B Excavator
Material Handler Machine Systems

Generator Drive - Assemble
330B Excavator
Material Handler Machine Systems

Generator Brushes - Remove
330B Excavator
Material Handler Machine Systems

Generator Brushes - Install
330B Excavator
Material Handler Machine Systems

Service Magazine

New Cover In The Hydraulic Generator Group Is Available {4450}
1999/09/13

Excavator Magnet Warning Change {5702}
1999/10/18

Replacing the Hydraulic Generator Control (PLC) on the Magnet Controller {1408, 4450, 7610}
2003/11/03

Disassembly and Assembly

Grapple
330B FOREST MACHINE - MACHINE SYSTEMS SUPPLEMENT

Grapple Swivel & Motor (Rotator Assembly)
330B FOREST MACHINE - MACHINE SYSTEMS SUPPLEMENT

Service Magazine

Correction To Service Manual Modules SENR1663 And SENR8971{5050,0375}
1998/02/23

New Main Pump Group Creates New Specifications For Service Manual Module SENR8971 {5050,0372}
1998/05/25

Special Instructions Are Now Available For Installing Two-Way And Four-Way Pilot Valves{5050,5059,5491}
1998/11/16

Technical Information Bulletin

Color Change for Cylinder Rod Seals (Wiper, U-Cup and Buffer){5100, 7555, 7562}
Color Change for Cylinder Rod Seals (Wiper, U-Cup and Buffer){5100, 7555, 7562}

Special Instruction

New Hose Couplings Are Now Used{0684, 5057, 5057, 7554}
New Hose Couplings Are Now Used{0684, 5057, 5057, 7554}

O-Rings - Radial, Fitting Assembly O-Rings and Other O-Ring Applications {0599, 0738, 4000, 4250, 4300, 5050, 5057, 7555}
O-Rings - Radial, Fitting Assembly O-Rings and Other O-Ring Applications {0599, 0738, 4000, 4250, 4300, 5050, 5057, 7555}

Technical Information Bulletin

The Flange Head on 442-5593 Coupling As May Have Been Manufactured Incorrectly {5057}
The Flange Head on 442-5593 Coupling As May Have Been Manufactured Incorrectly {5057}

Tool Operating Manual

358-4528 (380/480 V, 50/60 Hz, 3 Phase), 457-6040 (230V, 60 Hz, Single Phase) , 457-6039 (230V, 50 Hz, Single Phase) Hose Machine Group Set-Up and Operation{0599, 0684}
358-4528 (380/480 V, 50/60 Hz, 3 Phase), 457-6040 (230V, 60 Hz, Single Phase) , 457-6039 (230V, 50 Hz, Single Phase) Hose Machine Group Set-Up and Operation{0599, 0684}

Crimputer III Setup and Operation{0684, 5057}
Crimputer III Setup and Operation{0684, 5057}

Crimping Caterpillar 1E294, 1E716, 1E844 Hose and Couplings {0374, 0599, 0684, 0738, 5057}
Crimping Caterpillar 1E294, 1E716, 1E844 Hose and Couplings {0374, 0599, 0684, 0738, 5057}

Using the 209-3153 Portable Hose Machine {0374, 0599, 0684, 0738, 5057}
Using the 209-3153 Portable Hose Machine {0374, 0599, 0684, 0738, 5057}

4C-9910 Portable Hydraulic Tester (Flow 125 GPM) {0599, 0784, 5050, 5057, 5095}
4C-9910 Portable Hydraulic Tester (Flow 125 GPM) {0599, 0784, 5050, 5057, 5095}

Converting 137-7238 Hose Assembly Machines and 134-5640 Hose Assembly Machines (100 Ton) from Sony Control to Crimputer Control{0374, 0599, 0684, 5057}
Converting 137-7238 Hose Assembly Machines and 134-5640 Hose Assembly Machines (100 Ton) from Sony Control to Crimputer Control{0374, 0599, 0684, 5057}

Set up and Basic Operation of the 145-5161 Floor Model Hose Machine {0374, 0599, 0684, 0738, 5057}
Set up and Basic Operation of the 145-5161 Floor Model Hose Machine {0374, 0599, 0684, 0738, 5057}

Using the 9U-5792, 4C-5052, 4C-5054, 4C-3670, and 4C-3680 Hydraulic Hose Machines{0374, 0599, 0684, 0738, 5057}
Using the 9U-5792, 4C-5052, 4C-5054, 4C-3670, and 4C-3680 Hydraulic Hose Machines{0374, 0599, 0684, 0738, 5057}

243-0765 Bench Model Hose Machine For Use With the 242-3567 Variable Crimp Die Bowl{0374, 0599, 0684, 0738, 5057}
243-0765 Bench Model Hose Machine For Use With the 242-3567 Variable Crimp Die Bowl{0374, 0599, 0684, 0738, 5057}

Crimping Permanent Couplings Using the 136-3642 Crimp Tool Group in Combination and XT Hose Machines{0374, 0599, 0684, 5057}
Crimping Permanent Couplings Using the 136-3642 Crimp Tool Group in Combination and XT Hose Machines{0374, 0599, 0684, 5057}

Reuse And Salvage Guidelines

Crimputer III Setup and Operation{0684, 5057}
Crimputer III Setup and Operation{0684, 5057}

Contamination Control Guidelines

Hose Products Reference Guide {0374, 0599, 0684, 0738, 5057}
Hose Products Reference Guide {0374, 0599, 0684, 0738, 5057}

Service Magazine

The Addition Of Washers To The Boom Valve In The Main Hydraulic Control Improves Controllability{5051,5461}
1997/03/17

New Relief Valves In Main Control Valve Improve Swing Operation {5051,5454}
1998/04/27

New Spring In Control Valve Group Improves Boom Controllability{5051,5461}
1998/10/26

Component Modification In Basic Valve Groups Improves Controllability {5051,5461}
1999/05/10

New Protective Caps For Hose Clamps Are Now Available {5057}
2001/11/19

Information Release Memo, HOS04-02, "XT-6 Hose and Couplings to XT-6 ES Components" Is Available {5057}
2004/06/21

Information Release Memo, PELJ0340 , "Reusable Couplings for Caterpillar -12 and -16 XT-6 ES Hose" {5057}
2004/06/28

Information Release Memo, PELJ0481 , "Product Line Expansion for Caterpillar Low and Medium Pressure Hose and Coupling Products" {5057}
2005/02/21

The 6V-8633 Connector Has Changed {5057, 7553}
2005/11/28

Caterpillar Hose and Coupling Practices {0618, 1000, 5057, 7000}
2008/05/26

Specifications

Lines (Auxiliary Hydraulic) - Long Boom
330B Excavator Machine System Specifications

Systems Operation

Rotator Control Lines
325B and 330B Excavators Material Handlers

Service Magazine

The 6V-8633 Connector Has Changed {5057, 7553}
2005/11/28

Specifications

Lines (Boom Cylinder) - Right Hand
330B Excavator Machine System Specifications

Lines (Boom Cylinder) - Left Hand
330B Excavator Machine System Specifications

Lines (Boom Cylinder) - Boom Lowering Control Device
330B Excavator Machine System Specifications

Lines (Boom)
330B Excavator Machine System Specifications

Disassembly and Assembly

Boom Cylinders
330B FOREST MACHINE - MACHINE SYSTEMS SUPPLEMENT

Service Magazine

A New Stick Lowering Control Valve Is Available for Forest Machines {5057, 5147, 5811}
2003/09/29

Specifications

Bucket Cylinder Lines
330B Excavator Machine System Specifications

Systems Operation

Rotator Control Lines
325B and 330B Excavators Material Handlers

Reuse And Salvage Guidelines

Thermal Spray Procedures for Linkage Pins {0679, 5457, 6052, 6108, 6129, 6501, 6502}
Thermal Spray Procedures for Linkage Pins {0679, 5457, 6052, 6108, 6129, 6501, 6502}

Special Instruction

Installation of 183-9371 Coupler Lines Gp (KIT, WEDGE LOCK){1408, 5000, 5051, 5057, 6129, 7000, 7332}
Installation of 183-9371 Coupler Lines Gp (KIT, WEDGE LOCK){1408, 5000, 5051, 5057, 6129, 7000, 7332}

Procedure to Install 169-9513 Hydraulic Kit on Certain Excavators{1408, 5057, 5479, 6129}
Procedure to Install 169-9513 Hydraulic Kit on Certain Excavators{1408, 5057, 5479, 6129}

Procedure for Installing 348-8771 Hydraulic Kit {5057, 5133}
Procedure for Installing 348-8771 Hydraulic Kit {5057, 5133}

Service Magazine

Quick Disconnect Coupling On Optional Modification Of 5P4150 Nozzle Tester Permits Faster Exchange Of Adapters{0651,1254}
1979/09/03

The 6V-8633 Connector Has Changed {5057, 7553}
2005/11/28

The Durability of the Hose Assemblies in the Connecting Lines Group for the Quick Coupler Is Improved {5057, 6129}
2008/04/14

The Center-Lock Hydraulic Pin Grabber Quick Couplers Have Specific Hydraulic Requirements {6129}
2010/04/15

Reuse And Salvage Guidelines

Thermal Spray Procedures for Linkage Pins {0679, 5457, 6052, 6108, 6129, 6501, 6502}
Thermal Spray Procedures for Linkage Pins {0679, 5457, 6052, 6108, 6129, 6501, 6502}

Specifications

Lines (Front) - Two Pump Flow
330B Excavator Machine System Specifications

Lines (Front)
330B Excavator Machine System Specifications

Service Magazine

Improved Front Lines Group Increases Reliability {5057}
1998/06/08

Disassembly and Assembly

Grapple
330B FOREST MACHINE - MACHINE SYSTEMS SUPPLEMENT

Grapple Swivel & Motor (Rotator Assembly)
330B FOREST MACHINE - MACHINE SYSTEMS SUPPLEMENT

Service Magazine

Longer Hose Assemblies Are Available {6307, 6520, 7000}
2005/01/10

Special Instruction

Procedure to Install 169-9513 Hydraulic Kit on Certain Excavators{1408, 5057, 5479, 6129}
Procedure to Install 169-9513 Hydraulic Kit on Certain Excavators{1408, 5057, 5479, 6129}

Hose and Coupling Assembly and Repair Process Guide{0684, 3016, 3103, 3154, 4133, 4257, 4304, 5057, 7554}
Hose and Coupling Assembly and Repair Process Guide{0684, 3016, 3103, 3154, 4133, 4257, 4304, 5057, 7554}

New Hose Couplings Are Now Used{0684, 5057, 5057, 7554}
New Hose Couplings Are Now Used{0684, 5057, 5057, 7554}

O-Rings - Radial, Fitting Assembly O-Rings and Other O-Ring Applications {0599, 0738, 4000, 4250, 4300, 5050, 5057, 7555}
O-Rings - Radial, Fitting Assembly O-Rings and Other O-Ring Applications {0599, 0738, 4000, 4250, 4300, 5050, 5057, 7555}

Technical Information Bulletin

Some Hydraulic Couplings are Identified with an Incorrect Part Number{5057}
Some Hydraulic Couplings are Identified with an Incorrect Part Number{5057}

The Flange Head on 442-5593 Coupling As May Have Been Manufactured Incorrectly {5057}
The Flange Head on 442-5593 Coupling As May Have Been Manufactured Incorrectly {5057}

Specifications

Bucket Cylinder Lines
330B Excavator Machine System Specifications

Lines (Stick Cylinder)
330B Excavator Machine System Specifications

Lines (Boom Cylinder) - Right Hand
330B Excavator Machine System Specifications

Lines (Boom Cylinder) - Left Hand
330B Excavator Machine System Specifications

Lines (Boom Cylinder) - Boom Lowering Control Device
330B Excavator Machine System Specifications

Lines (Front) - Two Pump Flow
330B Excavator Machine System Specifications

Lines (Return and Filter) - Boom Lowering Control Device
330B Excavator Machine System Specifications

Stick Lines
330B Excavator Machine System Specifications

Lines (Pilot) - Straight Travel
330B Excavator Machine System Specifications

Lines (Pilot) - Flow Control
330B Excavator Machine System Specifications

Lines (Pilot) - Logic
330B Excavator Machine System Specifications

Lines (Pilot) - Boom Lowering Control Device
330B Excavator Machine System Specifications

Lines (Pilot) - Two Pump Flow
330B Excavator Machine System Specifications

Lines (Pump)
330B Excavator Machine System Specifications

Lines (Front)
330B Excavator Machine System Specifications

Lines (Swing Motor)
330B Excavator Machine System Specifications

Lines (Pilot)
330B Excavator Machine System Specifications

Lines (Return and Filter)
330B Excavator Machine System Specifications

Lines (Travel Motor)
330B Excavator Machine System Specifications

Lines (Boom)
330B Excavator Machine System Specifications

Stick Lines
330B Excavator Machine System Specifications

Lines (Pilot) - Two Ways
330B Excavator Machine System Specifications

Tool Operating Manual

358-4528 (380/480 V, 50/60 Hz, 3 Phase), 457-6040 (230V, 60 Hz, Single Phase) , 457-6039 (230V, 50 Hz, Single Phase) Hose Machine Group Set-Up and Operation{0599, 0684}
358-4528 (380/480 V, 50/60 Hz, 3 Phase), 457-6040 (230V, 60 Hz, Single Phase) , 457-6039 (230V, 50 Hz, Single Phase) Hose Machine Group Set-Up and Operation{0599, 0684}

Crimputer III Setup and Operation{0684, 5057}
Crimputer III Setup and Operation{0684, 5057}

242-3567 Variable Crimp Die Bowl{0684}
242-3567 Variable Crimp Die Bowl{0684}

Crimping Caterpillar 1E294, 1E716, 1E844 Hose and Couplings {0374, 0599, 0684, 0738, 5057}
Crimping Caterpillar 1E294, 1E716, 1E844 Hose and Couplings {0374, 0599, 0684, 0738, 5057}

Using the 209-3153 Portable Hose Machine {0374, 0599, 0684, 0738, 5057}
Using the 209-3153 Portable Hose Machine {0374, 0599, 0684, 0738, 5057}

4C-9910 Portable Hydraulic Tester (Flow 125 GPM) {0599, 0784, 5050, 5057, 5095}
4C-9910 Portable Hydraulic Tester (Flow 125 GPM) {0599, 0784, 5050, 5057, 5095}

Converting 137-7238 Hose Assembly Machines and 134-5640 Hose Assembly Machines (100 Ton) from Sony Control to Crimputer Control{0374, 0599, 0684, 5057}
Converting 137-7238 Hose Assembly Machines and 134-5640 Hose Assembly Machines (100 Ton) from Sony Control to Crimputer Control{0374, 0599, 0684, 5057}

Set up and Basic Operation of the 145-5161 Floor Model Hose Machine {0374, 0599, 0684, 0738, 5057}
Set up and Basic Operation of the 145-5161 Floor Model Hose Machine {0374, 0599, 0684, 0738, 5057}

Using the 9U-5792, 4C-5052, 4C-5054, 4C-3670, and 4C-3680 Hydraulic Hose Machines{0374, 0599, 0684, 0738, 5057}
Using the 9U-5792, 4C-5052, 4C-5054, 4C-3670, and 4C-3680 Hydraulic Hose Machines{0374, 0599, 0684, 0738, 5057}

Systems Operation

Rotator Control Lines
325B and 330B Excavators Material Handlers

Reuse And Salvage Guidelines

Crimputer III Setup and Operation{0684, 5057}
Crimputer III Setup and Operation{0684, 5057}

Contamination Control Guidelines

Hose Products Reference Guide {0374, 0599, 0684, 0738, 5057}
Hose Products Reference Guide {0374, 0599, 0684, 0738, 5057}

Disassembly and Assembly

Hydraulic Oil Cooler & Radiator
330B FOREST MACHINE - MACHINE SYSTEMS SUPPLEMENT

Engine & Main Hydraulic Pump
SUPPLEMENT FOR 330B, 330B L, & 330B LN EXCAVATORS - 3306 ENG

Hydraulic Oil Cooler
SUPPLEMENT FOR 330B, 330B L, & 330B LN EXCAVATORS - 3306 ENG

Service Magazine

The Addition Of Washers To The Boom Valve In The Main Hydraulic Control Improves Controllability{5051,5461}
1997/03/17

New Relief Valves In Main Control Valve Improve Swing Operation {5051,5454}
1998/04/27

New Spring In Control Valve Group Improves Boom Controllability{5051,5461}
1998/10/26

Component Modification In Basic Valve Groups Improves Controllability {5051,5461}
1999/05/10

Color Coded Dust Caps for S·O·S Ports Will Be Available {7770}
2003/12/01

New Hose Assemblies With an Improved Service Life Are Available {5057}
2003/05/05

Information Release Memo, HOS04-02, "XT-6 Hose and Couplings to XT-6 ES Components" Is Available {5057}
2004/06/21

Information Release Memo, PELJ0340 , "Reusable Couplings for Caterpillar -12 and -16 XT-6 ES Hose" {5057}
2004/06/28

Five New Wrenches Remove Snap To Connect Couplings from Hydraulic Hose Assemblies {0602, 0738, 5057}
2006/02/13

Caterpillar Hose and Coupling Practices {0618, 1000, 5057, 7000}
2008/05/26

Hydraulic Hose Suppression Sleeves for Certain Machines are Now Available {5057}
Hydraulic Hose Suppression Sleeves for Certain Machines are Now Available {5057}

Technical Information Bulletin

The Flange Head on 442-5593 Coupling As May Have Been Manufactured Incorrectly {5057}
The Flange Head on 442-5593 Coupling As May Have Been Manufactured Incorrectly {5057}

Specifications

Lines (Pilot) - Straight Travel
330B Excavator Machine System Specifications

Lines (Pilot) - Flow Control
330B Excavator Machine System Specifications

Lines (Pilot) - Logic
330B Excavator Machine System Specifications

Lines (Pilot) - Boom Lowering Control Device
330B Excavator Machine System Specifications

Lines (Pilot) - Two Pump Flow
330B Excavator Machine System Specifications

Lines (Pilot)
330B Excavator Machine System Specifications

Lines (Pilot) - Two Ways
330B Excavator Machine System Specifications

Disassembly and Assembly

Pilot Control Valve (Implement)
330B FOREST MACHINE - MACHINE SYSTEMS SUPPLEMENT

Service Magazine

Pump Control Pilot Lines Improved {5058}
1998/01/26

A New Stick Lowering Control Valve Is Available for Forest Machines {5057, 5147, 5811}
2003/09/29

An Improved Hose for the Pilot Lines Group is Now Used {5057, 5059}
2009/04/06

A New Pressure Switch Improves the Reliability of the Automatic Engine Speed Control {5057, 5059}
2008/07/14

Technical Information Bulletin

The Flange Head on 442-5593 Coupling As May Have Been Manufactured Incorrectly {5057}
The Flange Head on 442-5593 Coupling As May Have Been Manufactured Incorrectly {5057}

Specifications

Lines (Pump)
330B Excavator Machine System Specifications

Disassembly and Assembly

Auxiliary Hydraulic Pump
330B FOREST MACHINE - MACHINE SYSTEMS SUPPLEMENT

Engine & Main Hydraulic Pump
SUPPLEMENT FOR 330B, 330B L, & 330B LN EXCAVATORS - 3306 ENG

Service Magazine

New Gauge Block Set Available For Rebuilding Of Hydraulic Pumps and Motors{0733,0738,0763,4351,5070,5058}
1997/07/28

Pump Control Pilot Lines Improved {5058}
1998/01/26

Technical Information Bulletin

The Check Valve Group In The Hydraulic Return And Filter Lines Group Has A Valve Assembly That May Loosen
The Check Valve Group In The Hydraulic Return And Filter Lines Group Has A Valve Assembly That May Loosen

Specifications

Lines (Return and Filter) - Boom Lowering Control Device
330B Excavator Machine System Specifications

Lines (Return and Filter)
330B Excavator Machine System Specifications

Service Magazine

A New Stick Lowering Control Valve Is Available for Forest Machines {5057, 5147, 5811}
2003/09/29

The Hoses in the Return Lines Group Are Improved {5057}
2003/12/22

The Hydraulic Hoses in the Return Lines Group Are Improved {5057}
2004/04/12

Specifications

Lines (Stick Cylinder)
330B Excavator Machine System Specifications

Stick Lines
330B Excavator Machine System Specifications

Disassembly and Assembly

Stick Cylinder
330B FOREST MACHINE - MACHINE SYSTEMS SUPPLEMENT

Service Magazine

The 6V-8633 Connector Has Changed {5057, 7553}
2005/11/28

Special Instruction

Installation Procedure for a Separate Case Drain Line and Filter for the Swing Motor and Travel Motors{5057, 5058, 5068, 5091, 5459}
Installation Procedure for a Separate Case Drain Line and Filter for the Swing Motor and Travel Motors{5057, 5058, 5068, 5091, 5459}

Specifications

Lines (Swing Motor)
330B Excavator Machine System Specifications

Special Instruction

Installation Procedure for a Separate Case Drain Line and Filter for the Swing Motor and Travel Motors{5057, 5058, 5068, 5091, 5459}
Installation Procedure for a Separate Case Drain Line and Filter for the Swing Motor and Travel Motors{5057, 5058, 5068, 5091, 5459}

Specifications

Lines (Travel Motor)
330B Excavator Machine System Specifications

Special Instruction

Rework Procedure for the Connector with Filter Addition for All Excavators{3206, 5264, 5467, 5479}
Rework Procedure for the Connector with Filter Addition for All Excavators{3206, 5264, 5467, 5479}

Service Magazine

A New Filter Connector is Added to the Pilot Hydraulic System on Certain Excavators {5264}
2011/03/02

Special Instruction

Instructions for Installation of Oversize Hydraulic Cylinder Seals {7555, 7562}
Instructions for Installation of Oversize Hydraulic Cylinder Seals {7555, 7562}

Installation of Vented Buffer Seal Assembly, U-Cup Seal, and Double Lip Wiper Seal for Hydraulic Cylinders{7562}
Installation of Vented Buffer Seal Assembly, U-Cup Seal, and Double Lip Wiper Seal for Hydraulic Cylinders{7562}

Technical Information Bulletin

Idler Stub Shaft Mounting Bolts; Idler Gear Sleeve Bearings
Idler Stub Shaft Mounting Bolts; Idler Gear Sleeve Bearings

Service Magazine

Oil Filter Inspection Can Save Additional Internal Engine Damage{1318}
1985/06/17

Canister Size Of Coolant Conditioner Element Has Changed{1350}
1985/11/25

Special Instructions Are Now Available For Installing Two-Way And Four-Way Pilot Valves{5050,5059,5491}
1998/11/16

Special Instruction

Rotating Group Adjustment Instructions for Bosch Rexroth Hydraulic Pumps and Motors {3203, 4351, 5058, 5070}
Rotating Group Adjustment Instructions for Bosch Rexroth Hydraulic Pumps and Motors {3203, 4351, 5058, 5070}

Test Specifications for Vane Cartridges{0784, 5058, 5070}
Test Specifications for Vane Cartridges{0784, 5058, 5070}

Installation Procedure for a Separate Case Drain Line and Filter for the Swing Motor and Travel Motors{5057, 5058, 5068, 5091, 5459}
Installation Procedure for a Separate Case Drain Line and Filter for the Swing Motor and Travel Motors{5057, 5058, 5068, 5091, 5459}

The Remanufactured Swing Motor is Shipped With Plugs in the Relief Valve Ports{5058}
The Remanufactured Swing Motor is Shipped With Plugs in the Relief Valve Ports{5058}

Service Letter-NACD

The Travel Motor May Fail Due To Port Plate Smearing On Certain 330B Excavators And Risley TK723, TK723T, TK923 And TK23T Feller Bunchers
The Travel Motor May Fail Due To Port Plate Smearing On Certain 330B Excavators And Risley TK723, TK723T, TK923 And TK23T Feller Bunchers

PRODUCT SUPPORT PROGRAM FOR REPLACING THE PISTON IN THE TRAVEL MOTOR ON CERTAIN 330B L EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REPLACING THE PISTON IN THE TRAVEL MOTOR ON CERTAIN 330B L EXCAVATORS

Service Letter-Australia

The Travel Motor May Fail Due To Port Plate Smearing On Certain 330B Excavators And Risley TK723, TK723T, TK923 And TK23T Feller Bunchers
The Travel Motor May Fail Due To Port Plate Smearing On Certain 330B Excavators And Risley TK723, TK723T, TK923 And TK23T Feller Bunchers

PRODUCT SUPPORT PROGRAM FOR REPLACING THE PISTON IN THE TRAVEL MOTOR ON CERTAIN 330B L EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REPLACING THE PISTON IN THE TRAVEL MOTOR ON CERTAIN 330B L EXCAVATORS

Service Letter-CFEL

The Travel Motor May Fail Due To Port Plate Smearing On Certain 330B Excavators And Risley TK723, TK723T, TK923 And TK23T Feller Bunchers
The Travel Motor May Fail Due To Port Plate Smearing On Certain 330B Excavators And Risley TK723, TK723T, TK923 And TK23T Feller Bunchers

PRODUCT SUPPORT PROGRAM FOR REPLACING THE PISTON IN THE TRAVEL MOTOR ON CERTAIN 330B L EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REPLACING THE PISTON IN THE TRAVEL MOTOR ON CERTAIN 330B L EXCAVATORS

Service Letter-CSARL

Service Letter-Americas

The Travel Motor May Fail Due To Port Plate Smearing On Certain 330B Excavators And Risley TK723, TK723T, TK923 And TK23T Feller Bunchers
The Travel Motor May Fail Due To Port Plate Smearing On Certain 330B Excavators And Risley TK723, TK723T, TK923 And TK23T Feller Bunchers

PRODUCT SUPPORT PROGRAM FOR REPLACING THE PISTON IN THE TRAVEL MOTOR ON CERTAIN 330B L EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REPLACING THE PISTON IN THE TRAVEL MOTOR ON CERTAIN 330B L EXCAVATORS

Technical Information Bulletin

Increased Case Drain Pressure May Cause Swing Motor Failure (Reoccurence)
Increased Case Drain Pressure May Cause Swing Motor Failure (Reoccurence)

Oil is Leaking from the Seal in the Shaft of the Swing Motor{5058}
Oil is Leaking from the Seal in the Shaft of the Swing Motor{5058}

Specifications

Swing Motor
330B Excavator Machine System Specifications

Travel Motor
330B Excavator Machine System Specifications

Fasteners
330B Excavator Machine System Specifications

Travel Motor
330B Excavator Machine System Specifications

Tool Operating Manual

Replacing Sleeve Bearings in Tyrone Gear Pumps and Motors (Used on Series 7 and 8, Iron and Aluminum Housings){0738, 5061, 5073, 7551}
Replacing Sleeve Bearings in Tyrone Gear Pumps and Motors (Used on Series 7 and 8, Iron and Aluminum Housings){0738, 5061, 5073, 7551}

Service Letter-China

The Travel Motor May Fail Due To Port Plate Smearing On Certain 330B Excavators And Risley TK723, TK723T, TK923 And TK23T Feller Bunchers
The Travel Motor May Fail Due To Port Plate Smearing On Certain 330B Excavators And Risley TK723, TK723T, TK923 And TK23T Feller Bunchers

PRODUCT SUPPORT PROGRAM FOR REPLACING THE PISTON IN THE TRAVEL MOTOR ON CERTAIN 330B L EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REPLACING THE PISTON IN THE TRAVEL MOTOR ON CERTAIN 330B L EXCAVATORS

Service Letter-Asia

The Travel Motor May Fail Due To Port Plate Smearing On Certain 330B Excavators And Risley TK723, TK723T, TK923 And TK23T Feller Bunchers
The Travel Motor May Fail Due To Port Plate Smearing On Certain 330B Excavators And Risley TK723, TK723T, TK923 And TK23T Feller Bunchers

PRODUCT SUPPORT PROGRAM FOR REPLACING THE PISTON IN THE TRAVEL MOTOR ON CERTAIN 330B L EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REPLACING THE PISTON IN THE TRAVEL MOTOR ON CERTAIN 330B L EXCAVATORS

Reuse And Salvage Guidelines

Specifications For Piston Motor Components On Travel Circuit Of MS180-8 and MS240-8 Hydraulic Excavators
Specifications For Piston Motor Components On Travel Circuit Of MS180-8 and MS240-8 Hydraulic Excavators

Rotating Group Adjustment Instructions for Bosch Rexroth Hydraulic Pumps and Motors {3203, 4351, 5058, 5070}
Rotating Group Adjustment Instructions for Bosch Rexroth Hydraulic Pumps and Motors {3203, 4351, 5058, 5070}

Specifications and Reusability for Hydraulic Gear Pumps and Motors{5061, 5073}
Specifications and Reusability for Hydraulic Gear Pumps and Motors{5061, 5073}

Specifications and Reusability for Hydraulic Gear Pumps and Motors (Groups 9, 10, and 11) {5061, 506G, 5073}
Specifications and Reusability for Hydraulic Gear Pumps and Motors (Groups 9, 10, and 11) {5061, 506G, 5073}

Specifications and Reusability for Hydraulic Gear Pumps and Motors (Groups 1, 2, and 3) {5061, 5073}
Specifications and Reusability for Hydraulic Gear Pumps and Motors (Groups 1, 2, and 3) {5061, 5073}

General Reuse and Salvage Guideline for Hydraulic Piston Pumps and Motors {5058, 5070}
General Reuse and Salvage Guideline for Hydraulic Piston Pumps and Motors {5058, 5070}

Service Letter-APD

The Travel Motor May Fail Due To Port Plate Smearing On Certain 330B Excavators And Risley TK723, TK723T, TK923 And TK23T Feller Bunchers
The Travel Motor May Fail Due To Port Plate Smearing On Certain 330B Excavators And Risley TK723, TK723T, TK923 And TK23T Feller Bunchers

PRODUCT SUPPORT PROGRAM FOR REPLACING THE PISTON IN THE TRAVEL MOTOR ON CERTAIN 330B L EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REPLACING THE PISTON IN THE TRAVEL MOTOR ON CERTAIN 330B L EXCAVATORS

Testing and Adjusting

Swing Motor - Test - Measurement of Case Drain Oil
330B Excavator Hydraulic System

Travel Motor - Test - Measurement of Case Drain Oil
330B Excavator Hydraulic System

Relief Valve (Travel Motor) - Test and Adjust
330B Excavator Hydraulic System

Bench Test Procedures

Rotating Group Adjustment Instructions for Bosch Rexroth Hydraulic Pumps and Motors {3203, 4351, 5058, 5070}
Rotating Group Adjustment Instructions for Bosch Rexroth Hydraulic Pumps and Motors {3203, 4351, 5058, 5070}

Bench Test Procedure for Hydraulic Piston Motors{4351, 5058}
Bench Test Procedure for Hydraulic Piston Motors{4351, 5058}

Disassembly and Assembly

Grapple Swivel & Motor (Rotator Assembly)
330B FOREST MACHINE - MACHINE SYSTEMS SUPPLEMENT

Travel Brake Valves
330B, 330B L & 330B LN EXCAVATORS MACHINE SYSTEMS

Travel Motors
330B, 330B L & 330B LN EXCAVATORS MACHINE SYSTEMS

Swing Motor
330B, 330B L & 330B LN EXCAVATORS MACHINE SYSTEMS

Service Magazine

New Gauge Block Set Available For Rebuilding Of Hydraulic Pumps and Motors{0733,0738,0763,4351,5070,5058}
1997/07/28

Pump Control Pilot Lines Improved {5058}
1998/01/26

Travel Motor Improvements Enhance Dependability {4351,5058}
1999/03/08

Correction to a Torque Specification in Disassembly and Assembly Manual, SENR8973 {4351}
2000/04/10

Straight Travel (tracking) With the Travel Speed Control in the High Speed Position Is Improved {5058}
2001/02/26

New Piston Motors Increase the Reliability of the Travel Motor {5058}
2013/04/17

Improved Travel Motors Have an Increased Service Life {4351, 5058}
2003/01/20

Update to Specifications , "Fasteners" {5459, 7553}
2003/02/03

Remanufactured Improved Travel Motors With Increased Service Life Are Now Available {5058}
2003/11/24

New Remanufactured Travel Motors are now Available {5058}
2004/02/23

Measure the Case Drain During Repair of the Swing Motor and the Travel Motor {4351, 5058}
2004/05/24

Procedure for the Measurement of the Movement of the Swing Bearing {5459, 7063}
2004/10/18

Proper Operation of Swing Function Will Prevent Damage to the Swing Motor and the Bearings in the Swing Drive {5459, 7063, 79PA}
2006/03/27

The Addition Of Washers To The Boom Valve In The Main Hydraulic Control Improves Controllability{5051,5461}
1997/03/17

Special Instruction

Rotating Group Adjustment Instructions for Bosch Rexroth Hydraulic Pumps and Motors {3203, 4351, 5058, 5070}
Rotating Group Adjustment Instructions for Bosch Rexroth Hydraulic Pumps and Motors {3203, 4351, 5058, 5070}

Repair Process for Hydraulic Gear Pumps {5073}
Repair Process for Hydraulic Gear Pumps {5073}

Test Specifications for Vane Cartridges{0784, 5058, 5070}
Test Specifications for Vane Cartridges{0784, 5058, 5070}

Service Letter-NACD

PRODUCT SUPPORT PROGRAM FOR REPLACING THE MAIN HYDRAULIC PUMP DUE TO MAIN SHAFT BEARING FAILURE ON CERTAIN 330, 330L, 330N, 330B, 330B L, 330B LN, 345B AND 345B L EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REPLACING THE MAIN HYDRAULIC PUMP DUE TO MAIN SHAFT BEARING FAILURE ON CERTAIN 330, 330L, 330N, 330B, 330B L, 330B LN, 345B AND 345B L EXCAVATORS

Service Letter-Australia

Service Letter-CFEL

Service Letter-CSARL

Service Letter-Americas

Technical Information Bulletin

Hydraulic Horsepower Testing
Hydraulic Horsepower Testing

Evaluation Of The Wear For The Pump Drive Coupling
Evaluation Of The Wear For The Pump Drive Coupling

Specifications

Piston Pump (Main)
330B Excavator Machine System Specifications

Tool Operating Manual

Replacing Sleeve Bearings in Tyrone Gear Pumps and Motors (Used on Series 7 and 8, Iron and Aluminum Housings){0738, 5061, 5073, 7551}
Replacing Sleeve Bearings in Tyrone Gear Pumps and Motors (Used on Series 7 and 8, Iron and Aluminum Housings){0738, 5061, 5073, 7551}

4C-9910 Portable Hydraulic Tester (Flow 125 GPM) {0599, 0784, 5050, 5057, 5095}
4C-9910 Portable Hydraulic Tester (Flow 125 GPM) {0599, 0784, 5050, 5057, 5095}

Service Letter-China

PRODUCT SUPPORT PROGRAM FOR REPLACING THE MAIN HYDRAULIC PUMP DUE TO MAIN SHAFT BEARING FAILURE ON CERTAIN 330, 330L, 330N, 330B, 330B L, 330B LN, 345B AND 345B L EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REPLACING THE MAIN HYDRAULIC PUMP DUE TO MAIN SHAFT BEARING FAILURE ON CERTAIN 330, 330L, 330N, 330B, 330B L, 330B LN, 345B AND 345B L EXCAVATORS

Service Letter-Asia

Systems Operation

System Operation
330B EXCAVATOR WITH FIELD INSTALLED COMBINED/ROTATE FUNCTION

Reuse And Salvage Guidelines

Rotating Group Adjustment Instructions for Bosch Rexroth Hydraulic Pumps and Motors {3203, 4351, 5058, 5070}
Rotating Group Adjustment Instructions for Bosch Rexroth Hydraulic Pumps and Motors {3203, 4351, 5058, 5070}

Vane Type Hydraulic Pumps {5055}
Vane Type Hydraulic Pumps {5055}

Repair Process for Hydraulic Gear Pumps {5073}
Repair Process for Hydraulic Gear Pumps {5073}

Specifications and Reusability for Hydraulic Gear Pumps and Motors{5061, 5073}
Specifications and Reusability for Hydraulic Gear Pumps and Motors{5061, 5073}

Specifications and Reusability for Hydraulic Gear Pumps and Motors (Groups 9, 10, and 11) {5061, 506G, 5073}
Specifications and Reusability for Hydraulic Gear Pumps and Motors (Groups 9, 10, and 11) {5061, 506G, 5073}

Specifications and Reusability for Hydraulic Gear Pumps and Motors (Groups 1, 2, and 3) {5061, 5073}
Specifications and Reusability for Hydraulic Gear Pumps and Motors (Groups 1, 2, and 3) {5061, 5073}

Removing and Installing Bushings and Pressure Plates in Hydraulic Gear Pumps {5073}
Removing and Installing Bushings and Pressure Plates in Hydraulic Gear Pumps {5073}

General Reuse and Salvage Guideline for Hydraulic Piston Pumps and Motors {5058, 5070}
General Reuse and Salvage Guideline for Hydraulic Piston Pumps and Motors {5058, 5070}

Service Letter-APD

PRODUCT SUPPORT PROGRAM FOR REPLACING THE MAIN HYDRAULIC PUMP DUE TO MAIN SHAFT BEARING FAILURE ON CERTAIN 330, 330L, 330N, 330B, 330B L, 330B LN, 345B AND 345B L EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REPLACING THE MAIN HYDRAULIC PUMP DUE TO MAIN SHAFT BEARING FAILURE ON CERTAIN 330, 330L, 330N, 330B, 330B L, 330B LN, 345B AND 345B L EXCAVATORS

Testing and Adjusting

Testing And Adjusting
330 B EXCAVATOR WITH FIELD INSTALLED COMBINED/ROTATE FUNCTIO

Piston Pump (Main) - Purge
322B, 325B and 330B Excavators Attachments

Pump Control (Output Flow) - Adjust
330B Excavator Hydraulic System

Gear Pump (Pilot) - Test
330B Excavator Hydraulic System

Piston Pump (Main) - Test
330B Excavator Hydraulic System

Pump Control (Negative Flow) - Adjust
330B Excavator Hydraulic System

Pump Control (Output Flow) - Adjust
330B Excavator Hydraulic System

Pump Control (Negative Flow) - Test
330B Excavator Hydraulic System

Main Hydraulic Pump Air - Purge
320B, 322B, 325B, 330B, 345B and 345B Series II Excavators Auxiliary Hydraulic System

Bench Test Procedures

Rotating Group Adjustment Instructions for Bosch Rexroth Hydraulic Pumps and Motors {3203, 4351, 5058, 5070}
Rotating Group Adjustment Instructions for Bosch Rexroth Hydraulic Pumps and Motors {3203, 4351, 5058, 5070}

Bench Test Procedure for Hydraulic Piston Pumps{5070}
Bench Test Procedure for Hydraulic Piston Pumps{5070}

Bench Test Procedure for Gear Pumps {5073}
Bench Test Procedure for Gear Pumps {5073}

Bench Test Procedure for Vane Pumps {5055}
Bench Test Procedure for Vane Pumps {5055}

Disassembly and Assembly

Auxiliary Hydraulic Pump
330B FOREST MACHINE - MACHINE SYSTEMS SUPPLEMENT

Engine & Main Hydraulic Pump
SUPPLEMENT FOR 330B, 330B L, & 330B LN EXCAVATORS - 3306 ENG

Main Hydraulic Pump & Pump Drive Coupling
330B, 330B L & 330B LN EXCAVATORS MACHINE SYSTEMS

Main Hydraulic Pump
330B, 330B L & 330B LN EXCAVATORS MACHINE SYSTEMS

Auxiliary Hydraulic Pump - Remove
330B Excavator
Material Handler Machine Systems

Auxiliary Hydraulic Pump - Install
330B Excavator
Material Handler Machine Systems

Auxiliary Hydraulic Pump - Disassemble
330B Excavator
Material Handler Machine Systems

Auxiliary Hydraulic Pump - Assemble
330B Excavator
Material Handler Machine Systems

Service Magazine

New Gauge Block Set Available For Rebuilding Of Hydraulic Pumps and Motors{0733,0738,0763,4351,5070,5058}
1997/07/28

Pump Control Pilot Lines Improved {5058}
1998/01/26

New Main Pump Group Creates New Specifications For Service Manual Module SENR8971 {5050,0372}
1998/05/25

Correct the Flow Meter Tool Layout in Systems Operation/Testing and Adjusting, RENR1920 {5050}
1999/12/06

Correct the Flow Meter Tool Layout in Systems Operation/Testing and Adjusting, RENR1020 {5050}
1999/12/06

The Rotating Group of the Main Hydraulic Pump Is Improved {5070}
2000/07/10

The Main Hydraulic Pump Regulator Is Improved {3222}
2000/11/06

Correction to Disassembly and Assembly , "Main Hydraulic Pump" {5070}
2001/12/10

The Specifications Are Identified For Auxiliary Hydraulic Pumps {3108, 5073}
2002/02/04

The Rotating Group of the Remanufactured Main Hydraulic Pump Is Improved {5070}
2004/12/06

Cover Plate, Flange are Available for Use During Flow Tests on the Main Hydraulic Pumps {0738, 5070, 5084}
2005/04/25

New Hydraulic Pump Pressure Plates are Now Available for Certain Excavators and Wheeled Excavators {5073}
New Hydraulic Pump Pressure Plates are Now Available for Certain Excavators and Wheeled Excavators {5073}

New Metering Pump Groups For Steering Control Prevent Oil Leaks {4300, 4301, 4312}
2010/01/27

Technical Information Bulletin

Increased Case Drain Pressure May Cause Swing Motor Failure (Reoccurence)
Increased Case Drain Pressure May Cause Swing Motor Failure (Reoccurence)

Disassembly and Assembly

Grapple Swivel & Motor (Rotator Assembly)
330B FOREST MACHINE - MACHINE SYSTEMS SUPPLEMENT

Swivel Joint
330B, 330B L & 330B LN EXCAVATORS MACHINE SYSTEMS

Service Magazine

New High Temperature Seals For The Swivel Groups Improve Reliability {5060}
1999/08/02

New High Temperature Seals For The Swivel Groups Improve Reliability {5060}
1999/11/01

An Upgraded Seal for the Swivel Group Is Available {5060}
2004/05/31

Operation and Maintenance Manual

Hydraulic System Oil Level - Check
330B L Excavator, 330B Forest Machine and 330B Material Handler

Hydraulic System Oil - Change
330B L Excavator, 330B Forest Machine and 330B Material Handler

Technical Information Bulletin

Check For Correct Operation Of Oil Level Switch
Check For Correct Operation Of Oil Level Switch

Specifications

Hydraulic Tank and Filter
330B Excavator Machine System Specifications

Tool Operating Manual

204-7392 (Air Motor Driven) Filter Cart {0645, 0680, 0738, 5056, 5068}
204-7392 (Air Motor Driven) Filter Cart {0645, 0680, 0738, 5056, 5068}

Procedures for Using 9U-5971 and 173-9842 Filter Cart Group {0599, 0738, 5050, 5056, 5057, 5068, 5095, 7579}
Procedures for Using 9U-5971 and 173-9842 Filter Cart Group {0599, 0738, 5050, 5056, 5057, 5068, 5095, 7579}

Procedures For Using: 127-8781 Transfer Filter Cart , old 9U-7361 (110V, 60 hz), 169-7159 Transfer Filter Cart , old 127-8782 (220V, 50 hz) CE, 174-9158 Transfer Filter Cart , old 129-0849 (Air Motor Driven){0374, 0599, 0680, 0738}
Procedures For Using: 127-8781 Transfer Filter Cart , old 9U-7361 (110V, 60 hz), 169-7159 Transfer Filter Cart , old 127-8782 (220V, 50 hz) CE, 174-9158 Transfer Filter Cart , old 129-0849 (Air Motor Driven){0374, 0599, 0680, 0738}

Procedure for Using 173-8839 Fluid Storage Filter Cart {0113, 0374, 0599, 0680, 0738, 7579}
Procedure for Using 173-8839 Fluid Storage Filter Cart {0113, 0374, 0599, 0680, 0738, 7579}

188-3242 Filter Cart Group and 227-2479 Filter Cart Group{0374, 0599, 0680, 0738, 0768, 5050, 5056, 5095}
188-3242 Filter Cart Group and 227-2479 Filter Cart Group{0374, 0599, 0680, 0738, 0768, 5050, 5056, 5095}

Reuse And Salvage Guidelines

Filtration Times for Caterpillar Machine Fluid Compartments{0680, 0738, 0768, 3080, 5050, 5056, 5095}
Filtration Times for Caterpillar Machine Fluid Compartments{0680, 0738, 0768, 3080, 5050, 5056, 5095}

Contamination Control Guidelines

Procedure for Filtering 9U-5000 Hydraulic Test Bench Hydraulic Oil {0680, 0738, 0768, 0784, 5050, 5056}
Procedure for Filtering 9U-5000 Hydraulic Test Bench Hydraulic Oil {0680, 0738, 0768, 0784, 5050, 5056}

Filtration Procedure for Excavator Hydraulic Oil {0680, 0768, 5050, 5056}
Filtration Procedure for Excavator Hydraulic Oil {0680, 0768, 5050, 5056}

Proper Oil Changing Procedures {1000, 1308, 1316, 1325, 1348, 3000, 3004, 3005, 3030, 3064, 3067, 3080, 3081, 4000, 4001, 4050, 4051, 5050, 5056, 5068, 5095}
Proper Oil Changing Procedures {1000, 1308, 1316, 1325, 1348, 3000, 3004, 3005, 3030, 3064, 3067, 3080, 3081, 4000, 4001, 4050, 4051, 5050, 5056, 5068, 5095}

Obtaining Oil Sample for Analysis {1302, 1348, 3030, 3080, 3278, 4011, 4070, 5050, 5056, 5095, 7542}
Obtaining Oil Sample for Analysis {1302, 1348, 3030, 3080, 3278, 4011, 4070, 5050, 5056, 5095, 7542}

Filtration Times for Caterpillar Machine Fluid Compartments{0680, 0738, 0768, 3080, 5050, 5056, 5095}
Filtration Times for Caterpillar Machine Fluid Compartments{0680, 0738, 0768, 3080, 5050, 5056, 5095}

Basic Principles of Kidney Loop Filtering Hydraulic Fluid Systems {0680, 0768, 5050, 5056}
Basic Principles of Kidney Loop Filtering Hydraulic Fluid Systems {0680, 0768, 5050, 5056}

Disassembly and Assembly

Hydraulic Oil Tank
330B, 330B L & 330B LN EXCAVATORS MACHINE SYSTEMS

Service Magazine

Change to the Procedure for the Release of System Hydraulic Pressure {5056, 5095}
2000/03/13

The Oil Level Switch for the Engine Oil and for the Hydraulic Oil Is Improved {1302, 5056, 7422}
2011/08/03

Improved Sight Gauges for the Hydraulic Tank and for the Fuel Tank Have Increased Durability {1273, 5056, 7479}
2003/12/08

Cap Assemblies Eliminate Need to Drain Hydraulic Tank During System Service {0738}
2004/03/08

Single Element and Multiple Element Filter Heads are Available for Customized Systems {0738}
2004/03/29

A New Strainer Assembly For the Hydraulic Tank Is Now Available {5056, 5068}
2013/09/02

Welding On Fuel And Hydraulic Tanks {0353, 0679, 1273, 5056, 7000}
2005/12/19

Proper Identification of Ports on 5P-0306 Vacuum Transducer {0768, 5050, 5056}
2006/01/23

Portable Test and Fill Machine Designed for a Service Vehicle but Works Fast Enough for the Shop {0768}
2006/02/27

Spanner Wrench is Available for Ecology Drain Valves {1302, 1353, 1372, 5076, 5613}
2006/03/20

An Improved Oil Filter Group for the Case Drain Filter Is Available {5056, 5068, 5091}
2007/04/02

Truck Engine News

Single Purpose Fluid Sampling Valves and Dual Purpose Fluid Sampling Valves Require Different Quick Connect Couplers {0645, 7542}
2004/12/01

Portable Contamination Monitor Group Provides a Lower Cost Alternative to Particle Counting {0781, 0784, 0786, 1300, 5050}
2004/12/27

Changes to the Usage and Cleaning of the Contamination Monitor Group {0784, 5050}
2010/10/01

Engine News

Single Purpose Fluid Sampling Valves and Dual Purpose Fluid Sampling Valves Require Different Quick Connect Couplers {0645, 7542}
2004/12/01

Portable Contamination Monitor Group Provides a Lower Cost Alternative to Particle Counting {0781, 0784, 0786, 1300, 5050}
2004/12/27

Changes to the Usage and Cleaning of the Contamination Monitor Group {0784, 5050}
2010/09/10

Special Instruction

Test Specifications for Vane Cartridges{0784, 5058, 5070}
Test Specifications for Vane Cartridges{0784, 5058, 5070}

Operating Instructions for Cat 1U-9400 Series Hydraulic Test Center {0784}
Operating Instructions for Cat 1U-9400 Series Hydraulic Test Center {0784}

Accumulator Discharging and Charging Procedures {0738, 4263, 4264, 4331, 5077, 5077, 5081, 7474}
Accumulator Discharging and Charging Procedures {0738, 4263, 4264, 4331, 5077, 5077, 5081, 7474}

Lip Type Seals {0599, 0733, 5050, 7555}
Lip Type Seals {0599, 0733, 5050, 7555}

Hose Inspection Form {0374, 0599, 5057, 5057}
Hose Inspection Form {0374, 0599, 5057, 5057}

Technical Information Bulletin

Updated Ride Control Accumulator Test and Charge Instructions{0738, 5004, 5077, 5081, 7474}
Updated Ride Control Accumulator Test and Charge Instructions{0738, 5004, 5077, 5081, 7474}

Tool Operating Manual

358-4528 (380/480 V, 50/60 Hz, 3 Phase), 457-6040 (230V, 60 Hz, Single Phase) , 457-6039 (230V, 50 Hz, Single Phase) Hose Machine Group Set-Up and Operation{0599, 0684}
358-4528 (380/480 V, 50/60 Hz, 3 Phase), 457-6040 (230V, 60 Hz, Single Phase) , 457-6039 (230V, 50 Hz, Single Phase) Hose Machine Group Set-Up and Operation{0599, 0684}

Crimputer III Setup and Operation{0684, 5057}
Crimputer III Setup and Operation{0684, 5057}

242-3567 Variable Crimp Die Bowl{0684}
242-3567 Variable Crimp Die Bowl{0684}

Using the 198-4240 Digital Pressure Indicator Group{0599, 0738, 0788, 1000, 3000, 4000, 5000, 6000}
Using the 198-4240 Digital Pressure Indicator Group{0599, 0738, 0788, 1000, 3000, 4000, 5000, 6000}

Replacing Sleeve Bearings in Tyrone Gear Pumps and Motors (Used on Series 7 and 8, Iron and Aluminum Housings){0738, 5061, 5073, 7551}
Replacing Sleeve Bearings in Tyrone Gear Pumps and Motors (Used on Series 7 and 8, Iron and Aluminum Housings){0738, 5061, 5073, 7551}

Crimping Caterpillar 1E294, 1E716, 1E844 Hose and Couplings {0374, 0599, 0684, 0738, 5057}
Crimping Caterpillar 1E294, 1E716, 1E844 Hose and Couplings {0374, 0599, 0684, 0738, 5057}

Using the 209-3153 Portable Hose Machine {0374, 0599, 0684, 0738, 5057}
Using the 209-3153 Portable Hose Machine {0374, 0599, 0684, 0738, 5057}

Procedures for Using the 232-4686 Cylinder Washer Tank Group European Union Compliant{0374, 0599, 0680, 0738}
Procedures for Using the 232-4686 Cylinder Washer Tank Group European Union Compliant{0374, 0599, 0680, 0738}

Base-Mounted Recirculating Parts Washers{0374, 0599, 0680, 0699, 0700}
Base-Mounted Recirculating Parts Washers{0374, 0599, 0680, 0699, 0700}

204-7392 (Air Motor Driven) Filter Cart {0645, 0680, 0738, 5056, 5068}
204-7392 (Air Motor Driven) Filter Cart {0645, 0680, 0738, 5056, 5068}

1U-9001 and 1U-9002 Automatic Hone Tooling{0599, 0677, 0738, 7562, 7562}
1U-9001 and 1U-9002 Automatic Hone Tooling{0599, 0677, 0738, 7562, 7562}

Model HCS-40 Hydraulic Cylinder Servicer{0374, 0599, 0700, 0738, 7562}
Model HCS-40 Hydraulic Cylinder Servicer{0374, 0599, 0700, 0738, 7562}

9U-5000 Series Hydraulic Test Bench {0599, 0738}
9U-5000 Series Hydraulic Test Bench {0599, 0738}

4C-9910 Portable Hydraulic Tester (Flow 125 GPM) {0599, 0784, 5050, 5057, 5095}
4C-9910 Portable Hydraulic Tester (Flow 125 GPM) {0599, 0784, 5050, 5057, 5095}

4C-9437 Portable Hydraulic Tester , 1U-8761 Portable Hydraulic Tester (Canceled), 4C-9675 Portable Hydraulic Tester , 1U-9951 Portable Hydraulic Tester (Canceled){0599, 0738}
4C-9437 Portable Hydraulic Tester , 1U-8761 Portable Hydraulic Tester (Canceled), 4C-9675 Portable Hydraulic Tester , 1U-9951 Portable Hydraulic Tester (Canceled){0599, 0738}

Using the 265-4177, 265-4209 Service Tool Groups to Install Sensors in Position-Sensing Hydraulic Cylinders{0599, 0709, 0738, 1439, 7562, 7562}
Using the 265-4177, 265-4209 Service Tool Groups to Install Sensors in Position-Sensing Hydraulic Cylinders{0599, 0709, 0738, 1439, 7562, 7562}

Using the 9U-7868 and 9U-7869 Spanner Wrench to Remove and install Threaded Gland Cylinder Heads{0374, 0599, 0602, 0738}
Using the 9U-7868 and 9U-7869 Spanner Wrench to Remove and install Threaded Gland Cylinder Heads{0374, 0599, 0602, 0738}

Procedures for Using the 120-9143 Cylinder Washer Tank Group {0374, 0602, 0680, 0738}
Procedures for Using the 120-9143 Cylinder Washer Tank Group {0374, 0602, 0680, 0738}

Procedures for Using 9U-5971 and 173-9842 Filter Cart Group {0599, 0738, 5050, 5056, 5057, 5068, 5095, 7579}
Procedures for Using 9U-5971 and 173-9842 Filter Cart Group {0599, 0738, 5050, 5056, 5057, 5068, 5095, 7579}

Procedures For Using: 127-8781 Transfer Filter Cart , old 9U-7361 (110V, 60 hz), 169-7159 Transfer Filter Cart , old 127-8782 (220V, 50 hz) CE, 174-9158 Transfer Filter Cart , old 129-0849 (Air Motor Driven){0374, 0599, 0680, 0738}
Procedures For Using: 127-8781 Transfer Filter Cart , old 9U-7361 (110V, 60 hz), 169-7159 Transfer Filter Cart , old 127-8782 (220V, 50 hz) CE, 174-9158 Transfer Filter Cart , old 129-0849 (Air Motor Driven){0374, 0599, 0680, 0738}

Procedure for Using 173-8839 Fluid Storage Filter Cart {0113, 0374, 0599, 0680, 0738, 7579}
Procedure for Using 173-8839 Fluid Storage Filter Cart {0113, 0374, 0599, 0680, 0738, 7579}

Converting 137-7238 Hose Assembly Machines and 134-5640 Hose Assembly Machines (100 Ton) from Sony Control to Crimputer Control{0374, 0599, 0684, 5057}
Converting 137-7238 Hose Assembly Machines and 134-5640 Hose Assembly Machines (100 Ton) from Sony Control to Crimputer Control{0374, 0599, 0684, 5057}

146-1738 Precision Borescope (Hawkeye){0599, 0614, 0644, 0701, 0706, 0708, 0727, 0738}
146-1738 Precision Borescope (Hawkeye){0599, 0614, 0644, 0701, 0706, 0708, 0727, 0738}

TT5000 to TT7000 Torque Turn Wrench Conversion{0374, 0599, 0602, 0677, 79NY}
TT5000 to TT7000 Torque Turn Wrench Conversion{0374, 0599, 0602, 0677, 79NY}

Set up and Basic Operation of the 145-5161 Floor Model Hose Machine {0374, 0599, 0684, 0738, 5057}
Set up and Basic Operation of the 145-5161 Floor Model Hose Machine {0374, 0599, 0684, 0738, 5057}

Using the 164-2691 Printer Group {0374, 0599, 0684, 5057}
Using the 164-2691 Printer Group {0374, 0599, 0684, 5057}

420-2048 Adjustable C-Frame Assembly{0629, 0632, 0738, 4000, 5050, 7000}
420-2048 Adjustable C-Frame Assembly{0629, 0632, 0738, 4000, 5050, 7000}

HVOF Identifier 396-9342 Group{0599, 0669, 0679, 7000}
HVOF Identifier 396-9342 Group{0599, 0669, 0679, 7000}

4-Inch Radial Hose Machine{0374, 0599, 0684, 0738, 5057}
4-Inch Radial Hose Machine{0374, 0599, 0684, 0738, 5057}

188-3242 Filter Cart Group and 227-2479 Filter Cart Group{0374, 0599, 0680, 0738, 0768, 5050, 5056, 5095}
188-3242 Filter Cart Group and 227-2479 Filter Cart Group{0374, 0599, 0680, 0738, 0768, 5050, 5056, 5095}

Procedures for Using the 212-1503 Portable Parts Washer{0374, 0599, 0680, 0699, 0700}
Procedures for Using the 212-1503 Portable Parts Washer{0374, 0599, 0680, 0699, 0700}

Using the 9U-5792, 4C-5052, 4C-5054, 4C-3670, and 4C-3680 Hydraulic Hose Machines{0374, 0599, 0684, 0738, 5057}
Using the 9U-5792, 4C-5052, 4C-5054, 4C-3670, and 4C-3680 Hydraulic Hose Machines{0374, 0599, 0684, 0738, 5057}

Using the 223-2105 Hose Cutting Machine{0374, 0599, 0678, 0684, 0708, 0738, 5057, 6060}
Using the 223-2105 Hose Cutting Machine{0374, 0599, 0678, 0684, 0708, 0738, 5057, 6060}

Crimping XT-3 ES and XT-5 S4G, MCSH, and MCSX Couplings Using 4C-3660, 4C-5052, 4C-5053, 9U-5792, or 9U-7261 Hose Machines{0374, 0599, 0684, 0738, 5057}
Crimping XT-3 ES and XT-5 S4G, MCSH, and MCSX Couplings Using 4C-3660, 4C-5052, 4C-5053, 9U-5792, or 9U-7261 Hose Machines{0374, 0599, 0684, 0738, 5057}

243-0765 Bench Model Hose Machine For Use With the 242-3567 Variable Crimp Die Bowl{0374, 0599, 0684, 0738, 5057}
243-0765 Bench Model Hose Machine For Use With the 242-3567 Variable Crimp Die Bowl{0374, 0599, 0684, 0738, 5057}

Crimping Permanent Couplings Using the 136-3642 Crimp Tool Group in Combination and XT Hose Machines{0374, 0599, 0684, 5057}
Crimping Permanent Couplings Using the 136-3642 Crimp Tool Group in Combination and XT Hose Machines{0374, 0599, 0684, 5057}

Using the 453-3204 Pressure and Temperature Test Group{0374, 0599, 0706, 0708, 0709, 0731, 0732, 0738, 1408, 1439}
Using the 453-3204 Pressure and Temperature Test Group{0374, 0599, 0706, 0708, 0709, 0731, 0732, 0738, 1408, 1439}

Installing 457-6030 (C3-290 Controller) on Hose Crimping Machines 233-8048, 286-4354, 286-4355, 275-6199, 286-4353, and 233-8038{0374, 0599, 0684, 0700, 0738, 5057}
Installing 457-6030 (C3-290 Controller) on Hose Crimping Machines 233-8048, 286-4354, 286-4355, 275-6199, 286-4353, and 233-8038{0374, 0599, 0684, 0700, 0738, 5057}

NEHS1214: 455-0126 Nitrogen Booster Pump Group {0374, 0599, 0647, 0756, 4263, 4331, 5077, 7200}
NEHS1214: 455-0126 Nitrogen Booster Pump Group {0374, 0599, 0647, 0756, 4263, 4331, 5077, 7200}

Base Mounted Recirculating Parts Washers {0374, 0599, 0680, 0699, 0700}
Base Mounted Recirculating Parts Washers {0374, 0599, 0680, 0699, 0700}

Reuse And Salvage Guidelines

Testing Hydraulic Cylinders Using the 188-3926 Caterpillar Cylinder Tester and the 9U-6803 Caterpillar Cylinder Tester {0784, 7562}
Testing Hydraulic Cylinders Using the 188-3926 Caterpillar Cylinder Tester and the 9U-6803 Caterpillar Cylinder Tester {0784, 7562}

Filtration Times for Caterpillar Machine Fluid Compartments{0680, 0738, 0768, 3080, 5050, 5056, 5095}
Filtration Times for Caterpillar Machine Fluid Compartments{0680, 0738, 0768, 3080, 5050, 5056, 5095}

Crimputer III Setup and Operation{0684, 5057}
Crimputer III Setup and Operation{0684, 5057}

Contamination Control Guidelines

Procedure for Filtering 9U-5000 Hydraulic Test Bench Hydraulic Oil {0680, 0738, 0768, 0784, 5050, 5056}
Procedure for Filtering 9U-5000 Hydraulic Test Bench Hydraulic Oil {0680, 0738, 0768, 0784, 5050, 5056}

Filtration Procedure for Excavator Hydraulic Oil {0680, 0768, 5050, 5056}
Filtration Procedure for Excavator Hydraulic Oil {0680, 0768, 5050, 5056}

Procedure for Operating Caterpillar Filter Carts {0680, 0768, 5050}
Procedure for Operating Caterpillar Filter Carts {0680, 0768, 5050}

Filtration Times for Caterpillar Machine Fluid Compartments{0680, 0738, 0768, 3080, 5050, 5056, 5095}
Filtration Times for Caterpillar Machine Fluid Compartments{0680, 0738, 0768, 3080, 5050, 5056, 5095}

Hose Products Reference Guide {0374, 0599, 0684, 0738, 5057}
Hose Products Reference Guide {0374, 0599, 0684, 0738, 5057}

Basic Principles of Kidney Loop Filtering Hydraulic Fluid Systems {0680, 0768, 5050, 5056}
Basic Principles of Kidney Loop Filtering Hydraulic Fluid Systems {0680, 0768, 5050, 5056}

Bench Test Procedures

Required Tooling for Bench Testing Hydraulic Components {0784, 4000, 4005, 4129, 4250, 4300, 5050}
Required Tooling for Bench Testing Hydraulic Components {0784, 4000, 4005, 4129, 4250, 4300, 5050}

Testing Hydraulic Cylinders Using the 188-3926 Caterpillar Cylinder Tester and the 9U-6803 Caterpillar Cylinder Tester {0784, 7562}
Testing Hydraulic Cylinders Using the 188-3926 Caterpillar Cylinder Tester and the 9U-6803 Caterpillar Cylinder Tester {0784, 7562}

Service Magazine

Black Light Leak Detection Kit Available For Oil, Fuel and Cooling Systems {0774,1250,1300,1350}
1987/05/11

Extraction Tools For "Live Oil Sampling"{7770,0770,0781,0783,0784}
1988/04/18

Installation Of Valves For Live Oil Sampling{7770,0770,0781,0783,0784}
1988/06/06

New Gauge Block Set Available For Rebuilding Of Hydraulic Pumps and Motors{0733,0738,0763,4351,5070,5058}
1997/07/28

Use 136-7205 Extension Cable For Monitors{0740,0779}
1998/03/09

Boom Cylinder Link Assemblies Support Implement During Service {0635, 0738}
2004/03/08

Cap Assemblies Eliminate Need to Drain Hydraulic Tank During System Service {0738}
2004/03/08

New Hydraulic Hose Assembly Machine Integrates Crimputer II with Radial Crimping Technology {0738}
2004/05/03

Single Element and Multiple Element Filter Heads are Available for Customized Systems {0738}
2004/03/29

Hose Kit Helps the Technician Properly Prepare Hydraulic Hose for Assembly {0684}
2004/05/31

243-3133 Quick Connect Coupler (Fluid Sampling) Provides A Coupler for Portable Particle Analyzers {0707, 0717, 0731, 0732, 0738}
2004/07/01

Test Kit Checks Oil Coolers for Leaks {0768, 0781, 0783, 0784}
2004/12/27

Single Purpose Fluid Sampling Valves and Dual Purpose Fluid Sampling Valves Require Different Quick Connect Couplers {0645, 7542}
2004/12/01

Portable Contamination Monitor Group Provides a Lower Cost Alternative to Particle Counting {0781, 0784, 0786, 1300, 5050}
2004/12/27

Cover Plate, Flange are Available for Use During Flow Tests on the Main Hydraulic Pumps {0738, 5070, 5084}
2005/04/25

Remove Certain 6D-7726 Hose Assemblies from Inventory {0738}
2005/12/12

Five New Wrenches Remove Snap To Connect Couplings from Hydraulic Hose Assemblies {0602, 0738, 5057}
2006/02/13

Proper Identification of Ports on 5P-0306 Vacuum Transducer {0768, 5050, 5056}
2006/01/23

Portable Test and Fill Machine Designed for a Service Vehicle but Works Fast Enough for the Shop {0768}
2006/02/27

Spanner Wrench is Available for Ecology Drain Valves {1302, 1353, 1372, 5076, 5613}
2006/03/20

The Addition Of Washers To The Boom Valve In The Main Hydraulic Control Improves Controllability{5051,5461}
1997/03/17

New Relief Valves In Main Control Valve Improve Swing Operation {5051,5454}
1998/04/27

New Spring In Control Valve Group Improves Boom Controllability{5051,5461}
1998/10/26

Component Modification In Basic Valve Groups Improves Controllability {5051,5461}
1999/05/10

Disassembly and Assembly

Slow Return Check Valve
330B, 330B L & 330B LN EXCAVATORS MACHINE SYSTEMS

Shock Reducing Valve
330B, 330B L & 330B LN EXCAVATORS MACHINE SYSTEMS

Service Magazine

New Valve Guide Available{1104}
1995/12/25

The Addition Of Washers To The Boom Valve In The Main Hydraulic Control Improves Controllability{5051,5461}
1997/03/17

New Relief Valves In Main Control Valve Improve Swing Operation {5051,5454}
1998/04/27

New Spring In Control Valve Group Improves Boom Controllability{5051,5461}
1998/10/26

Component Modification In Basic Valve Groups Improves Controllability {5051,5461}
1999/05/10

Correction to Service Manual , "Hydraulic System (Attachment) Combined Flow Control / 2 Pump Circuit" {5051}
2002/02/11

The 6V-8633 Connector Has Changed {5057, 7553}
2005/11/28

Operation and Maintenance Manual

Hydraulic Tank Shutoff Valve - If Equipped
330B L Excavator, 330B Forest Machine and 330B Material Handler

Service Magazine

Quieter Solenoid Valve For Swing Parking Brake {5479,5483}
1997/12/01

Procedure for the Measurement of the Movement of the Swing Bearing {5459, 7063}
2004/10/18

Special Instruction

Procedure To Install A Pump Lines Group Assembly For The Hydraulic Oil Cooling System{1374, 5057}
Procedure To Install A Pump Lines Group Assembly For The Hydraulic Oil Cooling System{1374, 5057}

Disassembly and Assembly

Cooler Bypass Check Valve
330B, 330B L & 330B LN EXCAVATORS MACHINE SYSTEMS

Service Magazine

A Special Instruction For Installation Of A Pump Lines Group Assembly For The Hydraulic Oil Cooling System Is Available {1374, 5057}
1999/12/13

Technical Information Bulletin

The Check Valve Group In The Hydraulic Return And Filter Lines Group Has A Valve Assembly That May Loosen
The Check Valve Group In The Hydraulic Return And Filter Lines Group Has A Valve Assembly That May Loosen

Specifications

Check Valve (Boom Drift Reduction)
330B Excavator Machine System Specifications

Check Valve (Lowering Control)
330B Excavator Machine System Specifications

Check Valve (Stick Drift Reduction)
330B Excavator Machine System Specifications

Disassembly and Assembly

Cooler Bypass Check Valve
330B, 330B L & 330B LN EXCAVATORS MACHINE SYSTEMS

Slow Return Check Valve
330B, 330B L & 330B LN EXCAVATORS MACHINE SYSTEMS

Service Magazine

A New Slow Return Check Valve Improves Hydraulic Performance {5067}
2000/06/19

An Improved Fitting Reduces Internal Wear in the Check Valve {5067}
2001/02/12

A New Slow Return Check Valve Improves Hydraulic Performance {5067}
2001/07/09

Correction to Service Manual , "Hydraulic System (Attachment) Combined Flow Control / 2 Pump Circuit" {5051}
2002/02/11

Special Instruction

Installation of 183-9371 Coupler Lines Gp (KIT, WEDGE LOCK){1408, 5000, 5051, 5057, 6129, 7000, 7332}
Installation of 183-9371 Coupler Lines Gp (KIT, WEDGE LOCK){1408, 5000, 5051, 5057, 6129, 7000, 7332}

Specifications

Hydraulic Control (Auxiliary Pedal)
330B Excavator Machine System Specifications

Pilot Control Valve (Auxiliary)
330B Excavator Machine System Specifications

Pilot Control Valve (Travel)
330B Excavator Machine System Specifications

Control Valve (Main)
330B Excavator Machine System Specifications

Tool Operating Manual

4C-9910 Portable Hydraulic Tester (Flow 125 GPM) {0599, 0784, 5050, 5057, 5095}
4C-9910 Portable Hydraulic Tester (Flow 125 GPM) {0599, 0784, 5050, 5057, 5095}

Disassembly and Assembly

Pilot Control Valve (Implement)
330B FOREST MACHINE - MACHINE SYSTEMS SUPPLEMENT

Pilot Control Valve (Travel)
330B FOREST MACHINE - MACHINE SYSTEMS SUPPLEMENT

Hydraulic Activation Control Valve
330B FOREST MACHINE - MACHINE SYSTEMS SUPPLEMENT

Slow Return Check Valve
330B, 330B L & 330B LN EXCAVATORS MACHINE SYSTEMS

Shock Reducing Valve
330B, 330B L & 330B LN EXCAVATORS MACHINE SYSTEMS

Main Control Valve
330B, 330B L & 330B LN EXCAVATORS MACHINE SYSTEMS

Grapple Valve - Remove
330B Excavator
Material Handler Machine Systems

Grapple Valve - Install
330B Excavator
Material Handler Machine Systems

Service Magazine

New Valve Guide Available{1104}
1995/12/25

The Addition Of Washers To The Boom Valve In The Main Hydraulic Control Improves Controllability{5051,5461}
1997/03/17

New Optional Spring Available To Lighten The Required Operating Force On Control Levers Improves Operator Comfort {5465,5466}
1997/05/12

Optional Valve Spool Kits Are Available For The Pilot Valve Group To Modify The Response Of Implement Controls{5059,5462,5465,5466}
1998/04/20

New Relief Valves In Main Control Valve Improve Swing Operation {5051,5454}
1998/04/27

New Spring In Control Valve Group Improves Boom Controllability{5051,5461}
1998/10/26

Optional Valve Spool Kits Are Available For The Pilot Valve Group To Modify The Response Of Implement Controls{5059,5462,5465,5466}
1998/12/28

Component Modification In Basic Valve Groups Improves Controllability {5051,5461}
1999/05/10

A New Slow Return Check Valve Improves Hydraulic Performance {5067}
2000/06/19

Correction to Service Manual , "Hydraulic System (Attachment) Combined Flow Control / 2 Pump Circuit" {5051}
2002/02/11

Procedure for the Measurement of the Movement of the Swing Bearing {5459, 7063}
2004/10/18

The 6V-8633 Connector Has Changed {5057, 7553}
2005/11/28

Disassembly and Assembly

Travel Brake Valves
330B, 330B L & 330B LN EXCAVATORS MACHINE SYSTEMS

Service Magazine

Procedure for the Measurement of the Movement of the Swing Bearing {5459, 7063}
2004/10/18

A New Solenoid Valve Group for the Fine Swing Control Is Available {5479, 5480}
2008/07/28

Service Letter-NACD

The 1178919 Ball Valve May Fail On Certain 325B And 330B Excavators Equipped With A Combined Function Auxiliary Hydraulic Circuit
The 1178919 Ball Valve May Fail On Certain 325B And 330B Excavators Equipped With A Combined Function Auxiliary Hydraulic Circuit

Service Magazine

Spanner Wrench is Available for Ecology Drain Valves {1302, 1353, 1372, 5076, 5613}
2006/03/20

Technical Information Bulletin

Troubleshooting Guide For Boom Or Stick Drop, Implement Drift, Or A Powered Movement Of Any Implement On Certan Excavators
Troubleshooting Guide For Boom Or Stick Drop, Implement Drift, Or A Powered Movement Of Any Implement On Certan Excavators

Specifications

Check Valve (Boom Drift Reduction)
330B Excavator Machine System Specifications

Check Valve (Stick Drift Reduction)
330B Excavator Machine System Specifications

Disassembly and Assembly

Boom Drift Reduction Valve
330B, 330B L & 330B LN EXCAVATORS MACHINE SYSTEMS

Stick Drift Reduction Valve
330B, 330B L & 330B LN EXCAVATORS MACHINE SYSTEMS

Operation and Maintenance Manual

Joystick Controls Alternate Patterns - If Equipped
330B L Excavator, 330B Forest Machine and 330B Material Handler

Work Tool Flow Control
330B L Excavator, 330B Forest Machine and 330B Material Handler

Specifications

Flow Control Valve
330B Excavator Machine System Specifications

Truck Engine News

Single Purpose Fluid Sampling Valves and Dual Purpose Fluid Sampling Valves Require Different Quick Connect Couplers {0645, 7542}
2004/12/01

Engine News

Operation and Maintenance Manual

Hydraulic System Oil Sample - Obtain
330B L Excavator, 330B Forest Machine and 330B Material Handler

Contamination Control Guidelines

Obtaining Oil Sample for Analysis {1302, 1348, 3030, 3080, 3278, 4011, 4070, 5050, 5056, 5095, 7542}
Obtaining Oil Sample for Analysis {1302, 1348, 3030, 3080, 3278, 4011, 4070, 5050, 5056, 5095, 7542}

Service Magazine

Color Coded Dust Caps for S·O·S Ports Will Be Available {7770}
2003/12/01

243-3133 Quick Connect Coupler (Fluid Sampling) Provides A Coupler for Portable Particle Analyzers {0707, 0717, 0731, 0732, 0738}
2004/07/01

Single Purpose Fluid Sampling Valves and Dual Purpose Fluid Sampling Valves Require Different Quick Connect Couplers {0645, 7542}
2004/12/01

Specifications

Control Valve (Main)
330B Excavator Machine System Specifications

Disassembly and Assembly

Pilot Control Valve (Implement)
330B FOREST MACHINE - MACHINE SYSTEMS SUPPLEMENT

Pilot Control Valves (Implement)
330B, 330B L & 330B LN EXCAVATORS MACHINE SYSTEMS

Service Magazine

Optional Valve Spool Kits Are Available For The Pilot Valve Group To Modify The Response Of Implement Controls{5059,5462,5465,5466}
1998/04/20

Optional Valve Spool Kits Are Available For The Pilot Valve Group To Modify The Response Of Implement Controls{5059,5462,5465,5466}
1998/12/28

Operation and Maintenance Manual

Equipment Lowering with Engine Stopped
330B L Excavator, 330B Forest Machine and 330B Material Handler

Systems Operation

Control Valve (Boom Lowering)
322B, 325B and 330B Excavators Attachments

Testing and Adjusting

Lowering Control Valve (Boom) - Test
322B, 325B and 330B Excavators Attachments

Disassembly and Assembly

Boom Drift Reduction Valve
330B, 330B L & 330B LN EXCAVATORS MACHINE SYSTEMS

Stick Drift Reduction Valve
330B, 330B L & 330B LN EXCAVATORS MACHINE SYSTEMS

Boom Lowering Control Valve - Remove
330B Excavator
Material Handler Machine Systems

Boom Lowering Control Valve - Install
330B Excavator
Material Handler Machine Systems

Boom Lowering Control Valve - Disassemble
330B Excavator
Material Handler Machine Systems

Boom Lowering Control Valve - Assemble
330B Excavator
Material Handler Machine Systems

Stick Lowering Control Valve - Remove
330B Excavator
Material Handler Machine Systems

Stick Lowering Control Valve - Install
330B Excavator
Material Handler Machine Systems

Stick Lowering Control Valve - Disassemble
330B Excavator
Material Handler Machine Systems

Stick Lowering Control Valve - Assemble
330B Excavator
Material Handler Machine Systems

Service Magazine

A New Stick Lowering Control Valve Is Available for Forest Machines {5057, 5147, 5811}
2003/09/29

Special Instruction

Rework Procedure for the Connector with Filter Addition for All Excavators{3206, 5264, 5467, 5479}
Rework Procedure for the Connector with Filter Addition for All Excavators{3206, 5264, 5467, 5479}

Specifications

Pilot Valve (Oil Manifold)
330B Excavator Machine System Specifications

Pilot Valve (Oil Manifold) - Common Piping and Two Pump Circuit
330B Excavator Machine System Specifications

Disassembly and Assembly

Proportional Reducing Valve
330B, 330B L & 330B LN EXCAVATORS MACHINE SYSTEMS

Specifications

Pilot Valve (Oil Manifold)
330B Excavator Machine System Specifications

Pilot Valve (Oil Manifold) - Common Piping and Two Pump Circuit
330B Excavator Machine System Specifications

Service Letter-NACD

The 1178919 Ball Valve May Fail On Certain 325B And 330B Excavators Equipped With A Combined Function Auxiliary Hydraulic Circuit
The 1178919 Ball Valve May Fail On Certain 325B And 330B Excavators Equipped With A Combined Function Auxiliary Hydraulic Circuit

Service Magazine

An Improved Ball Valve Gp Is Now Used {1329}
2004/07/05

A New Manual Valve Group for the Auxiliary Hydraulic Lines is Available for Certain Excavators {1329, 5001, 5130}
2009/06/15

The Work Tool Ball Valve Can Seize on Certain Wheeled and Medium Hydraulic Excavators {1329, 5001, 5130}
2011/11/29

Disassembly and Assembly

Auxiliary Hydraulic Shut-off Valves - Remove
330B Excavator
Material Handler Machine Systems

Auxiliary Hydraulic Shut-off Valves - Install
330B Excavator
Material Handler Machine Systems

Special Instruction

Installation of the Four-Way Pilot Valve (Control Pattern Change) {5051, 5059}
Installation of the Four-Way Pilot Valve (Control Pattern Change) {5051, 5059}

Installation of the Two-Way Pilot Valve (Control Pattern Change) {5059, 5496}
Installation of the Two-Way Pilot Valve (Control Pattern Change) {5059, 5496}

Specifications

Hydraulic Control (Auxiliary Pedal)
330B Excavator Machine System Specifications

Pilot Control Valve (Auxiliary)
330B Excavator Machine System Specifications

Pilot Control Valve (Travel)
330B Excavator Machine System Specifications

Disassembly and Assembly

Pilot Control Valve (Implement)
330B FOREST MACHINE - MACHINE SYSTEMS SUPPLEMENT

Pilot Control Valve (Travel)
330B FOREST MACHINE - MACHINE SYSTEMS SUPPLEMENT

Pilot Control Valve (Travel)
330B, 330B L & 330B LN EXCAVATORS MACHINE SYSTEMS

Auxiliary Pilot Control Valve (Straight Travel)
330B, 330B L & 330B LN EXCAVATORS MACHINE SYSTEMS

Pilot Control Valves (Implement)
330B, 330B L & 330B LN EXCAVATORS MACHINE SYSTEMS

Pilot Relief Valve
330B, 330B L & 330B LN EXCAVATORS MACHINE SYSTEMS

Pilot Valve (Joystick) - Remove
330B Excavator
Material Handler Machine Systems

Pilot Valve (Joystick) - Install
330B Excavator
Material Handler Machine Systems

Pilot Valve (Joystick) - Assemble
330B Excavator
Material Handler Machine Systems

Pilot Valve (Joystick) - Disassemble
330B Excavator
Material Handler Machine Systems

Service Magazine

New Optional Spring Available To Lighten The Required Operating Force On Control Levers Improves Operator Comfort {5465,5466}
1997/05/12

Optional Valve Spool Kits Are Available For The Pilot Valve Group To Modify The Response Of Implement Controls{5059,5462,5465,5466}
1998/04/20

Special Instructions Are Now Available For Installing Two-Way And Four-Way Pilot Valves{5050,5059,5491}
1998/11/16

Optional Valve Spool Kits Are Available For The Pilot Valve Group To Modify The Response Of Implement Controls{5059,5462,5465,5466}
1998/12/28

The Hydraulic Pilot Oil Filter Is Improved {5059, 5092, 5479}
2003/07/14

Optional Spool Kits are Available for the Pilot Valve to Modify the Response of the Implement Controls {5059}
2000/08/14

An Improved Hose for the Pilot Lines Group is Now Used {5057, 5059}
2009/04/06

A New Pressure Switch Improves the Reliability of the Automatic Engine Speed Control {5057, 5059}
2008/07/14

Specifications

Pilot Valve (Oil Manifold)
330B Excavator Machine System Specifications

Pilot Valve (Oil Manifold) - Common Piping and Two Pump Circuit
330B Excavator Machine System Specifications

Testing and Adjusting

Relief Valve (Pilot) - Test and Adjust
330B Excavator Hydraulic System

Disassembly and Assembly

Solenoid Valves
330B, 330B L & 330B LN EXCAVATORS MACHINE SYSTEMS

Special Instruction

Operating Instructions for the Long Reach Front{5467}
Operating Instructions for the Long Reach Front{5467}

Disassembly and Assembly

Engine & Main Hydraulic Pump
SUPPLEMENT FOR 330B, 330B L, & 330B LN EXCAVATORS - 3306 ENG

Special Instruction

Operating Instructions for the Long Reach Front{5467}
Operating Instructions for the Long Reach Front{5467}

Rework Procedure for the Connector with Filter Addition for All Excavators{3206, 5264, 5467, 5479}
Rework Procedure for the Connector with Filter Addition for All Excavators{3206, 5264, 5467, 5479}

Disassembly and Assembly

Proportional Reducing Valve
330B, 330B L & 330B LN EXCAVATORS MACHINE SYSTEMS

Shock Reducing Valve
330B, 330B L & 330B LN EXCAVATORS MACHINE SYSTEMS

Systems Operation

Generator Priority Valve
325B and 330B Excavators Material Handlers

Service Magazine

Special Instructions Are Now Available For Installing Two-Way And Four-Way Pilot Valves{5050,5059,5491}
1998/11/16

Technical Information Bulletin

Troubleshooting Guide For Boom Or Stick Drop, Implement Drift, Or A Powered Movement Of Any Implement On Certan Excavators
Troubleshooting Guide For Boom Or Stick Drop, Implement Drift, Or A Powered Movement Of Any Implement On Certan Excavators

Specifications

Relief Valve (Line) - Front Lines
330B Excavator Machine System Specifications

Relief Valve (One-Way Hydraulic Flow) - Front Lines
330B Excavator Machine System Specifications

Tool Operating Manual

Repairing Line Relief Valve Seats in Hydraulic Control Valves Using the 229-3612 Hydraulic Valve Seat Repair Kit{0738, 5117}
Repairing Line Relief Valve Seats in Hydraulic Control Valves Using the 229-3612 Hydraulic Valve Seat Repair Kit{0738, 5117}

Testing and Adjusting

Relief Valve (One Way Flow Line) - Test and Adjust
322B, 325B and 330B Excavators Attachments

Relief Valve (Main) - Test and Adjust
330B Excavator Hydraulic System

Relief Valve (Swing) - Test and Adjust
330B Excavator Hydraulic System

Rotator Solenoid and Relief Valve - Adjust
325B and 330B Excavators Material Handlers

Relief Valve (Line) - Test and Adjust
330B Excavator Hydraulic System

Relief Valve (Travel Motor) - Test and Adjust
330B Excavator Hydraulic System

Disassembly and Assembly

Pilot Relief Valve
330B, 330B L & 330B LN EXCAVATORS MACHINE SYSTEMS

Solenoid and Relief (Rotate) Valve - Remove
330B Excavator
Material Handler Machine Systems

Solenoid and Relief (Rotate) Valve - Install
330B Excavator
Material Handler Machine Systems

Service Magazine

New Relief Valve For Main Hydraulic System Improves Maintaining Pressure Setting {5069}
1998/04/13

New Relief Valves In Main Control Valve Improve Swing Operation {5051,5454}
1998/04/27

New Relief Valve For Main Hydraulic System Improves Maintaining Pressure Setting {5069}
1998/08/17

A New Main Relief Valve Improves the Regulation of the Pressure in the Hydraulic System {5069}
2000/04/03

Operation of Swing Relief Valve Has Been Improved {5454}
2000/03/27

The 229-3612 Valve Seat Tool Gp Is Available to Repair Line Relief Valve Seats {0738, 5117}
2012/01/19

Disassembly and Assembly

Hydraulic Activation Control Valve
330B, 330B L & 330B LN EXCAVATORS MACHINE SYSTEMS

Service Magazine

The Addition Of Washers To The Boom Valve In The Main Hydraulic Control Improves Controllability{5051,5461}
1997/03/17

New Relief Valves In Main Control Valve Improve Swing Operation {5051,5454}
1998/04/27

New Spring In Control Valve Group Improves Boom Controllability{5051,5461}
1998/10/26

Component Modification In Basic Valve Groups Improves Controllability {5051,5461}
1999/05/10

Operation and Maintenance Manual

Hydraulic Tank Shutoff Valve - If Equipped
330B L Excavator, 330B Forest Machine and 330B Material Handler

Specifications

Shuttle Valve (One-Way Hydraulic Flow) - Front Lines
330B Excavator Machine System Specifications

Disassembly and Assembly

Pilot Control Valve (Implement)
330B FOREST MACHINE - MACHINE SYSTEMS SUPPLEMENT

Shuttle Valve
330B, 330B L & 330B LN EXCAVATORS MACHINE SYSTEMS

Service Magazine

Optional Valve Spool Kits Are Available For The Pilot Valve Group To Modify The Response Of Implement Controls{5059,5462,5465,5466}
1998/04/20

Special Instructions Are Now Available For Installing Two-Way And Four-Way Pilot Valves{5050,5059,5491}
1998/11/16

Optional Valve Spool Kits Are Available For The Pilot Valve Group To Modify The Response Of Implement Controls{5059,5462,5465,5466}
1998/12/28

The Reliability of the Shuttle Valve Has Been Improved {4289, 5079}
2005/06/13

Special Instruction

Rework Procedure for the Connector with Filter Addition for All Excavators{3206, 5264, 5467, 5479}
Rework Procedure for the Connector with Filter Addition for All Excavators{3206, 5264, 5467, 5479}

Specifications

Pilot Valve (Oil Manifold)
330B Excavator Machine System Specifications

Pilot Valve (Oil Manifold) - Common Piping and Two Pump Circuit
330B Excavator Machine System Specifications

Solenoid Valve
330B Excavator Machine System Specifications

Testing and Adjusting

Rotator Solenoid and Relief Valve - Adjust
325B and 330B Excavators Material Handlers

Check Overcurrent at Proportional Reducing Valve - Troubleshoot - 4102
308B, 311B, 312B, 315B, 317B, 318B, 320B, 322B, 325B, 330B, M325B and W330B Excavators Engine and Pump Control

Check Open Circuit at Proportional Reducing Valve - Troubleshoot - 4103
308B, 311B, 312B, 315B, 317B, 318B, 320B, 322B, 325B, 330B, M325B and W330B Excavators Engine and Pump Control

Check Short Circuit of Proportional Reducing Valve to Battery Voltage - Troubleshoot
308B, 311B, 312B, 315B, 317B, 318B, 320B, 322B, 325B, 330B, M325B and W330B Excavators Engine and Pump Control

Proportional Reducing Valve Sweep - Test
308B, 311B, 312B, 315B, 317B, 318B, 320B, 322B, 325B, 330B, M325B and W330B Excavators Engine and Pump Control

Proportional Reducing Valve - Calibrate
308B, 311B, 312B, 315B, 317B, 318B, 320B, 322B, 325B, 330B, M325B and W330B Excavators Engine and Pump Control

Disassembly and Assembly

Solenoid Valves
330B, 330B L & 330B LN EXCAVATORS MACHINE SYSTEMS

Solenoid and Relief (Rotate) Valve - Remove
330B Excavator
Material Handler Machine Systems

Solenoid and Relief (Rotate) Valve - Install
330B Excavator
Material Handler Machine Systems

Service Magazine

Quieter Solenoid Valve For Swing Parking Brake {5479,5483}
1997/12/01

A New Solenoid Valve Group for the Fine Swing Control Is Available {5479, 5480}
2008/07/28

A New Coil Assembly is Now Used {5479}
2011/05/04

The Addition Of Washers To The Boom Valve In The Main Hydraulic Control Improves Controllability{5051,5461}
1997/03/17

New Relief Valves In Main Control Valve Improve Swing Operation {5051,5454}
1998/04/27

New Spring In Control Valve Group Improves Boom Controllability{5051,5461}
1998/10/26

Component Modification In Basic Valve Groups Improves Controllability {5051,5461}
1999/05/10