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323 Excavator DWF00001-UP (MACHINE) POWERED BY C7.1 Engine HYDRAULIC SYSTEM Caterpillar SIS




Parts group 323:

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HYDRAULIC SYSTEM

Information:

(For parts list, see above)

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}
Specifications
Accumulator (Pilot)
320 GC, 320 and 323 Excavator Machine Systems Specifications
Accumulator (Pilot)
320 GC, 320 and 323 Excavator Machine Systems Specifications
Systems Operation
Accumulator (Pilot)
320 GC, 320 and 323 Excavator Machine Systems
Testing and Adjusting
Accumulator (Pilot) - Test and Charge
320 GC, 320 and 323 Excavator Machine Systems
Disassembly and Assembly
Accumulator - Remove and Install
320GC, 320 and 323 Excavators Machine Systems
Operation and Maintenance Manual
Specifications
Hydraulic Oil Cooler Lines Group
320 GC, 320 and 323 Excavator Machine Systems Specifications
Radiator and Hydraulic Oil Cooler
320 GC, 320 and 323 Excavator Machine Systems Specifications
Hydraulic Oil Cooler Lines Group
320 GC, 320 and 323 Excavator Machine Systems Specifications
Systems Operation
Hydraulic Oil Cooler
320 GC, 320 and 323 Excavator Machine Systems
Disassembly and Assembly
Technical Information Bulletin
Sound and Vibration May Occur on Certain 320, 320 GCand 323 Excavators {3252, 5057}
Sound and Vibration May Occur on Certain 320, 320 GCand 323 Excavators {3252, 5057}
Specifications
Pump Coupling
320 GC, 320 and 323 Excavator Machine Systems Specifications
Disassembly and Assembly
Pump Drive Coupling - Remove and Install
320GC, 320 and 323 Excavators Machine Systems
Special Instruction
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}
Specifications
Stick Cylinder
320 GC, 320 and 323 Excavator Machine Systems Specifications
Bucket Cylinder
320 GC, 320 and 323 Excavator Machine Systems Specifications
Boom Cylinder
320 GC, 320 and 323 Excavator Machine Systems Specifications
Boom Cylinder Lines
320 GC, 320 and 323 Excavator Machine Systems Specifications
Boom Cylinder Lines
320 GC, 320 and 323 Excavator Machine Systems Specifications
Boom Cylinder Lines
320 GC, 320 and 323 Excavator Machine Systems Specifications
Boom Lines
320 GC, 320 and 323 Excavator Machine Systems Specifications
Boom Cylinder Lines
320 GC, 320 and 323 Excavator Machine Systems Specifications
Systems Operation
Bucket Cylinder
320 GC, 320 and 323 Excavator Machine Systems
Boom Cylinder
320 GC, 320 and 323 Excavator Machine Systems
Stick Cylinder
320 GC, 320 and 323 Excavator Machine Systems
Reuse And Salvage Guidelines
Testing Hydraulic Cylinders Using the <NOBR>188-3926</NOBR> Caterpillar Cylinder Tester and the <NOBR> 9U-6803</NOBR> 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}
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}
Testing and Adjusting
Cylinder Drift - Check - Loaded Bucket
320 GC, 320 and 323 Excavator Machine Systems
Cylinder Speed - Check
320 GC, 320 and 323 Excavator Machine Systems
Cylinder Drift - Check - Empty Bucket
320 GC, 320 and 323 Excavator Machine Systems
Bench Test Procedures
Testing Hydraulic Cylinders Using the <NOBR>188-3926</NOBR> Caterpillar Cylinder Tester and the <NOBR> 9U-6803</NOBR> 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
Stick Cylinder - Remove and Install
320GC, 320 and 323 Excavators Machine Systems
Boom Cylinder - Remove and Install
320GC, 320 and 323 Excavators Machine Systems
Stick Cylinder - Remove and Install
320GC, 320 and 323 Excavators Machine Systems
Bucket Cylinder - Remove and Install
320GC, 320 and 323 Excavators Machine Systems
Load Control Valve (Stick Cylinder) - Remove and Install
320GC, 320 and 323 Excavators Machine Systems
Bucket Cylinder - Assemble
320GC, 320 and 323 Excavators Machine Systems
Stick Cylinder - Disassemble
320GC, 320 and 323 Excavators Machine Systems
Boom Cylinder - Disassemble
320GC, 320 and 323 Excavators Machine Systems
Boom Cylinder - Assemble
320GC, 320 and 323 Excavators Machine Systems
Stick Cylinder - Assemble
320GC, 320 and 323 Excavators Machine Systems
Operation and Maintenance Manual
Swing Drive Oil - Change
320 GC, 320 and 323 Excavator
Swing Drive Oil Level - Check
320 GC, 320 and 323 Excavator
Swing Drive Oil Sample - Obtain
320 GC, 320 and 323 Excavator
Specifications
Swing Drive Mounting
320 GC, 320 and 323 Excavator Machine Systems Specifications
Swing Drive
320 GC, 320 and 323 Excavator Machine Systems Specifications
Auxiliary Pump Drive and Mounting
320 GC, 320 and 323 Excavator Machine Systems Specifications
Swing Drive Mounting
320 GC, 320 and 323 Excavator Machine Systems Specifications
Swing Drive Mounting
320 GC, 320 and 323 Excavator Machine Systems Specifications
Swing Drive
320 GC, 320 and 323 Excavator Machine Systems Specifications
Systems Operation
Swing Drive
320 GC, 320 and 323 Excavator Machine Systems
Disassembly and Assembly
Swing Drive - Disassemble
320GC, 320 and 323 Excavators Machine Systems
Swing Drive - Assemble
320GC, 320 and 323 Excavators Machine Systems
Swing Motor - Disassemble
320GC, 320 and 323 Excavators Machine Systems
Swing Motor - Assemble
320GC, 320 and 323 Excavators Machine Systems
Swing Drive - Remove and Install
320GC, 320 and 323 Excavators Machine Systems
Service Magazine
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 (Hydraulic Hammer) - Replace
320 GC, 320 and 323 Excavator
Oil Filter - Inspect
320 GC, 320 and 323 Excavator
Specifications
Hydraulic Tank and Mounting
320 GC, 320 and 323 Excavator Machine Systems Specifications
Systems Operation
Hydraulic Tank and Filter
320 GC, 320 and 323 Excavator Machine Systems
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 Tank and Filter - Remove and Install
320GC, 320 and 323 Excavators Machine Systems
System Pressure - Release
320, 323 Excavator Engine Supplement
System Pressure - Release
320, 323 Excavator Engine Supplement
Technical Information Bulletin
The Flange Head on <NOBR>442-5593</NOBR> Coupling As May Have Been Manufactured Incorrectly {5057}
The Flange Head on 442-5593 Coupling As May Have Been Manufactured Incorrectly {5057}
Specifications
Auxiliary Hydraulic Lines
320 GC, 320 and 323 Excavator Machine Systems Specifications
Auxiliary Hydraulic Lines
320 GC, 320 and 323 Excavator Machine Systems Specifications
Auxiliary Hydraulic Lines
320 GC, 320 and 323 Excavator Machine Systems Specifications
Hydraulic Oil Cooler Lines Group
320 GC, 320 and 323 Excavator Machine Systems Specifications
Hydraulic Oil Cooler Lines Group
320 GC, 320 and 323 Excavator Machine Systems Specifications
Contamination Control Guidelines
Hose Products Reference Guide {0374, 0599, 0684, 0738, 5057}
Hose Products Reference Guide {0374, 0599, 0684, 0738, 5057}
Specifications
Auxiliary Hydraulic Lines
320 GC, 320 and 323 Excavator Machine Systems Specifications
Auxiliary Hydraulic Lines
320 GC, 320 and 323 Excavator Machine Systems Specifications
Auxiliary Hydraulic Lines
320 GC, 320 and 323 Excavator Machine Systems Specifications
Boom Cylinder Lines
320 GC, 320 and 323 Excavator Machine Systems Specifications
Boom Cylinder Lines
320 GC, 320 and 323 Excavator Machine Systems Specifications
Boom Cylinder Lines
320 GC, 320 and 323 Excavator Machine Systems Specifications
Boom Lines
320 GC, 320 and 323 Excavator Machine Systems Specifications
Boom Cylinder Lines
320 GC, 320 and 323 Excavator Machine Systems Specifications
Bucket Cylinder Lines
320 GC, 320 and 323 Excavator Machine Systems Specifications
Bucket Cylinder Lines
320 GC, 320 and 323 Excavator Machine Systems Specifications
Bucket Cylinder Lines
320 GC, 320 and 323 Excavator Machine Systems Specifications
Drain Line
320 GC, 320 and 323 Excavator Machine Systems Specifications
Drain Line
320 GC, 320 and 323 Excavator Machine Systems Specifications
Special Instruction
Installation of the <NOBR>558-1388</NOBR> Front Lines Gp on Certain Next Generation Hydraulic Excavators {5057}
Installation of the 558-1388 Front Lines Gp on Certain Next Generation Hydraulic Excavators {5057}
Technical Information Bulletin
Sound and Vibration May Occur on Certain 320, 320 GCand 323 Excavators {3252, 5057}
Sound and Vibration May Occur on Certain 320, 320 GCand 323 Excavators {3252, 5057}
Specifications
Front Lines
320 GC, 320 and 323 Excavator Machine Systems Specifications
Front Lines
320 GC, 320 and 323 Excavator Machine Systems Specifications
Front Lines
320 GC, 320 and 323 Excavator Machine Systems Specifications
Technical Information Bulletin
The Flange Head on <NOBR>442-5593</NOBR> 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
320 GC, 320 and 323 Excavator Machine Systems Specifications
Bucket Cylinder Lines
320 GC, 320 and 323 Excavator Machine Systems Specifications
Bucket Cylinder Lines
320 GC, 320 and 323 Excavator Machine Systems Specifications
Hydraulic Oil Lines
320 GC, 320 and 323 Excavator Machine Systems Specifications
Stick Cylinder Lines
320 GC, 320 and 323 Excavator Machine Systems Specifications
Pilot Lines
320 GC, 320 and 323 Excavator Machine Systems Specifications
Pilot Lines
320 GC, 320 and 323 Excavator Machine Systems Specifications
Pilot Lines
320 GC, 320 and 323 Excavator Machine Systems Specifications
Contamination Control Guidelines
Hose Products Reference Guide {0374, 0599, 0684, 0738, 5057}
Hose Products Reference Guide {0374, 0599, 0684, 0738, 5057}
Testing and Adjusting
Accumulator (Pilot) - Test and Charge
320 GC, 320 and 323 Excavator Machine Systems
Hydraulic System Air - Purge - Medium Pressure Circuit
320 GC, 320 and 323 Excavator Machine Systems
Service Magazine
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 <NOBR>442-5593</NOBR> Coupling As May Have Been Manufactured Incorrectly {5057}
The Flange Head on 442-5593 Coupling As May Have Been Manufactured Incorrectly {5057}
Specifications
Pilot Lines
320 GC, 320 and 323 Excavator Machine Systems Specifications
Accumulator (Pilot)
320 GC, 320 and 323 Excavator Machine Systems Specifications
Pilot Lines
320 GC, 320 and 323 Excavator Machine Systems Specifications
Accumulator (Pilot)
320 GC, 320 and 323 Excavator Machine Systems Specifications
Pilot Lines
320 GC, 320 and 323 Excavator Machine Systems Specifications
Technical Information Bulletin
The Flange Head on <NOBR>442-5593</NOBR> Coupling As May Have Been Manufactured Incorrectly {5057}
The Flange Head on 442-5593 Coupling As May Have Been Manufactured Incorrectly {5057}
Specifications
Pump Lines
320 GC, 320 and 323 Excavator Machine Systems Specifications
Stick Cylinder Lines
320 GC, 320 and 323 Excavator Machine Systems Specifications
Disassembly and Assembly
Load Control Valve (Stick Cylinder) - Remove and Install
320GC, 320 and 323 Excavators Machine Systems
Special Instruction
Rework Procedure of the Left Side Travel Motor Drain Hose Connection On Certain Excavators {5057, 5058}
Rework Procedure of the Left Side Travel Motor Drain Hose Connection On Certain Excavators {5057, 5058}
Specifications
Travel Motor Lines
320 GC, 320 and 323 Excavator Machine Systems Specifications
Service Magazine
New Grommets Improve Support for Travel Lines on Certain 320, 320 GC, and 323 Excavators {5057, 5058}
New Grommets Improve Support for Travel Lines on Certain 320, 320 GC, and 323 Excavators {5057, 5058}
New Travel Motor Drain Hose Routing Is Now Used on Certain Excavators and Mobile Hydraulic Power Units {5057, 5058}
New Travel Motor Drain Hose Routing Is Now Used on Certain Excavators and Mobile Hydraulic Power Units {5057, 5058}
Testing and Adjusting
System Pressure - Release
320 GC, 320 and 323 Excavator Machine Systems
Service Letter-NACD
PRODUCT SUPPORT PROGRAM FOR REWORK OF THE LEFT TRAVEL MOTOR DRAIN HOSE ON CERTAIN 318F, 320, 323, 323F, 325F, 326D, 326F, 330D2, AND 330F NGH EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REWORK OF THE LEFT TRAVEL MOTOR DRAIN HOSE ON CERTAIN 318F, 320, 323, 323F, 325F, 326D, 326F, 330D2, AND 330F NGH EXCAVATORS
Service Letter-Australia
Service Letter-CFEL
Service Letter-CSARL
Service Letter-Americas
Specifications
Travel Motor
320 GC, 320 and 323 Excavator Machine Systems Specifications
Travel Counterbalance Valve
320 GC, 320 and 323 Excavator Machine Systems Specifications
Travel Motor Guard
320 GC, 320 and 323 Excavator Machine Systems Specifications
Travel Motor and Mounting
320 GC, 320 and 323 Excavator Machine Systems Specifications
Swing Motor
320 GC, 320 and 323 Excavator Machine Systems Specifications
Radiator and Hydraulic Oil Cooler
320 GC, 320 and 323 Excavator Machine Systems Specifications
Travel Motor
320 GC, 320 and 323 Excavator Machine Systems Specifications
Swing Motor
320 GC, 320 and 323 Excavator Machine Systems Specifications
Service Letter-China
PRODUCT SUPPORT PROGRAM FOR REWORK OF THE LEFT TRAVEL MOTOR DRAIN HOSE ON CERTAIN 318F, 320, 323, 323F, 325F, 326D, 326F, 330D2, AND 330F NGH EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REWORK OF THE LEFT TRAVEL MOTOR DRAIN HOSE ON CERTAIN 318F, 320, 323, 323F, 325F, 326D, 326F, 330D2, AND 330F NGH EXCAVATORS
Service Letter-Asia
Systems Operation
Travel System
320 GC, 320 and 323 Excavator Machine Systems
Travel Motor
320 GC, 320 and 323 Excavator Machine Systems
Displacement Change Valve
320 GC, 320 and 323 Excavator Machine Systems
Travel Counterbalance Valve
320 GC, 320 and 323 Excavator Machine Systems
Swing Motor
320 GC, 320 and 323 Excavator Machine Systems
Solenoid Valve (Fine Swing) - If Equipped
320 GC, 320 and 323 Excavator Machine Systems
Travel Counterbalance Valve
320 GC, 320 and 323 Excavator Machine Systems
Travel Motor
320 GC, 320 and 323 Excavator Machine Systems
Travel System
320 GC, 320 and 323 Excavator Machine Systems
Reuse And Salvage Guidelines
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
PRODUCT SUPPORT PROGRAM FOR REWORK OF THE LEFT TRAVEL MOTOR DRAIN HOSE ON CERTAIN 318F, 320, 323, 323F, 325F, 326D, 326F, 330D2, AND 330F NGH EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REWORK OF THE LEFT TRAVEL MOTOR DRAIN HOSE ON CERTAIN 318F, 320, 323, 323F, 325F, 326D, 326F, 330D2, AND 330F NGH EXCAVATORS
Testing and Adjusting
Automatic Travel Speed Control - Test
320 GC, 320 and 323 Excavator Machine Systems
Machine Drift on a Slope - Check
320 GC, 320 and 323 Excavator Machine Systems
Swing Speed and Overswing on Level Ground - Check
320 GC, 320 and 323 Excavator Machine Systems
Swing Speed and Swing Drift on a Slope - Check
320 GC, 320 and 323 Excavator Machine Systems
Relief Valve (Crossover) - Test and Adjust
320 GC, 320 and 323 Excavator Machine Systems
Swing Motor - Test - Measurement of Case Drain Oil
320 GC, 320 and 323 Excavator Machine Systems
Travel Motor - Test - Measurement of Case Drain Oil
320 GC, 320 and 323 Excavator Machine Systems
Travel on Level Ground - Test - Optional Test
320 GC, 320 and 323 Excavator Machine Systems
Travel on Level Ground - Test
320 GC, 320 and 323 Excavator Machine Systems
Relief Valve (Crossover) - Test and Adjust
320 GC, 320 and 323 Excavator Machine Systems
Travel Motor - Test - Measurement of Case Drain Oil
320 GC, 320 and 323 Excavator Machine Systems
Troubleshooting
Cooling Fan Control - Test
C4.4 and C7.1 Engines
Cooling Fan Reversing - Test
C4.4 and C7.1 Engines
Disassembly and Assembly
Travel Motor - Disassemble
320GC, 320 and 323 Excavators Machine Systems
Travel Motor - Assemble
320GC, 320 and 323 Excavators Machine Systems
Travel Motor - Remove and Install
320GC, 320 and 323 Excavators Machine Systems
Final Drive and Travel Motor - Remove and Install
320GC, 320 and 323 Excavators Machine Systems
Swing Motor - Disassemble
320GC, 320 and 323 Excavators Machine Systems
Swing Motor - Assemble
320GC, 320 and 323 Excavators Machine Systems
Swing Motor - Remove and Install
320GC, 320 and 323 Excavators Machine Systems
Travel Motor - Disassemble
320GC, 320 and 323 Excavators Machine Systems
Travel Motor - Assemble
320GC, 320 and 323 Excavators Machine Systems
Specifications
Hydraulic Tank and Mounting
320 GC, 320 and 323 Excavator Machine Systems Specifications
Excavator Pins (Boom and Boom Cylinder)
320 GC, 320 and 323 Excavator Machine Systems Specifications
Special Instruction
Repair Process for Hydraulic Gear Pumps {5073}
Repair Process for Hydraulic Gear Pumps {5073}
Procedure to Install the Pump Control Valve Group on Certain 320, 320 GC, and 323 Excavators {5455}
Procedure to Install the Pump Control Valve Group on Certain 320, 320 GC, and 323 Excavators {5455}
Service Letter-NACD
PRODUCT SUPPORT PROGRAM FOR REPLACING THE MAIN HYDRAULIC PUMP ON CERTAIN 320 AND 323 EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REPLACING THE MAIN HYDRAULIC PUMP ON CERTAIN 320 AND 323 EXCAVATORS
Service Letter-Australia
Service Letter-CFEL
Service Letter-CSARL
Service Letter-Americas
Specifications
Gear Pump
320 GC, 320 and 323 Excavator Machine Systems Specifications
Main Hydraulic Pump
320 GC, 320 and 323 Excavator Machine Systems Specifications
Auxiliary Pump Drive and Mounting
320 GC, 320 and 323 Excavator Machine Systems Specifications
Pump Control Valve
320 GC, 320 and 323 Excavator Machine Systems Specifications
Pump Control Valve
320 GC, 320 and 323 Excavator Machine Systems Specifications
Service Letter-China
PRODUCT SUPPORT PROGRAM FOR REPLACING THE MAIN HYDRAULIC PUMP ON CERTAIN 320 AND 323 EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REPLACING THE MAIN HYDRAULIC PUMP ON CERTAIN 320 AND 323 EXCAVATORS
Service Letter-Asia
Systems Operation
Main Hydraulic Pump
320 GC, 320 and 323 Excavator Machine Systems
Pump Control (Main Hydraulic) - Main Pump Regulator
320 GC, 320 and 323 Excavator Machine Systems
General Information (Main Pump System)
320 GC, 320 and 323 Excavator Machine Systems
Reuse And Salvage Guidelines
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 (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 ON CERTAIN 320 AND 323 EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REPLACING THE MAIN HYDRAULIC PUMP ON CERTAIN 320 AND 323 EXCAVATORS
Testing and Adjusting
Main Hydraulic Pump Air - Purge
320 GC, 320 and 323 Excavator Machine Systems
Swing Speed and Overswing on Level Ground - Check
320 GC, 320 and 323 Excavator Machine Systems
Swing Speed and Swing Drift on a Slope - Check
320 GC, 320 and 323 Excavator Machine Systems
Pressure Reducing Valve (Pilot Oil) - Test and Adjust
320 GC, 320 and 323 Excavator Machine Systems
Pump Control (Output Flow) - Adjust
320 GC, 320 and 323 Excavator Machine Systems
Main Pump - Calibrate
320 GC, 320 and 323 Excavator Machine Systems
Hydraulic System Air - Purge - Medium Pressure Circuit
320 GC, 320 and 323 Excavator Machine Systems
Main Pump (Flow) - Test - Hydraulic Power
320 GC, 320 and 323 Excavator Machine Systems
Bench Test Procedures
Bench Test Procedure for Hydraulic Piston Pumps {5070}
Bench Test Procedure for Hydraulic Piston Pumps {5070}
Disassembly and Assembly
Main Hydraulic Pump - Disassemble
320GC, 320 and 323 Excavators Machine Systems
Main Hydraulic Pump - Assemble
320GC, 320 and 323 Excavators Machine Systems
Main Hydraulic Pump - Remove and Install
320GC, 320 and 323 Excavators Machine Systems
Specifications
Swivel
320 GC, 320 and 323 Excavator Machine Systems Specifications
Swivel
320 GC, 320 and 323 Excavator Machine Systems Specifications
Systems Operation
Swivel
320 GC, 320 and 323 Excavator Machine Systems
Disassembly and Assembly
Swivel - Remove and Install
320GC, 320 and 323 Excavators Machine Systems
Swivel - Disassemble
320GC, 320 and 323 Excavators Machine Systems
Swivel - Assemble
320GC, 320 and 323 Excavators Machine Systems
Operation and Maintenance Manual
Hydraulic System Oil Level - Check
320 GC, 320 and 323 Excavator
Hydraulic System Oil - Change
320 GC, 320 and 323 Excavator
Specifications
Hydraulic Tank and Mounting
320 GC, 320 and 323 Excavator Machine Systems Specifications
Hydraulic Tank and Filter
320 GC, 320 and 323 Excavator Machine Systems Specifications
Systems Operation
Hydraulic Tank and Filter
320 GC, 320 and 323 Excavator Machine Systems
Contamination Control Guidelines
Procedure for Filtering <NOBR> 9U-5000</NOBR> 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}
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 Tank and Filter - Remove and Install
320GC, 320 and 323 Excavators Machine Systems
Hydraulic Tank - Remove and Install
320GC, 320 and 323 Excavators Machine Systems
Hydraulic Tank - Remove and Install - Case Drain Screen
320GC, 320 and 323 Excavators Machine Systems
Hydraulic Tank - Remove and Install - Suction Screen
320GC, 320 and 323 Excavators Machine Systems
Service Magazine
Improved Differential Pressure Switch for the Hydraulic Return Filter Is Now Available for Certain 320 to 336 Excavators {5056, 5068}
Improved Differential Pressure Switch for the Hydraulic Return Filter Is Now Available for Certain 320 to 336 Excavators {5056, 5068}
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}
Tool Operating Manual
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 <NOBR>188-3926</NOBR> Caterpillar Cylinder Tester and the <NOBR> 9U-6803</NOBR> Caterpillar Cylinder Tester {0784, 7562}
Testing Hydraulic Cylinders Using the 188-3926 Caterpillar Cylinder Tester and the 9U-6803 Caterpillar Cylinder Tester {0784, 7562}
Contamination Control Guidelines
Procedure for Filtering <NOBR> 9U-5000</NOBR> 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}
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
Testing Hydraulic Cylinders Using the <NOBR>188-3926</NOBR> Caterpillar Cylinder Tester and the <NOBR> 9U-6803</NOBR> Caterpillar Cylinder Tester {0784, 7562}
Testing Hydraulic Cylinders Using the 188-3926 Caterpillar Cylinder Tester and the 9U-6803 Caterpillar Cylinder Tester {0784, 7562}
Systems Operation
Solenoid Valve (Fine Swing) - If Equipped
320 GC, 320 and 323 Excavator Machine Systems
Testing and Adjusting
Pressure Reducing Valve (Pilot Oil) - Test and Adjust
320 GC, 320 and 323 Excavator Machine Systems
Specifications
Control Valve (Auxiliary)
320 GC, 320 and 323 Excavator Machine Systems Specifications
Systems Operation
Pilot Valve (Swing Parking Brake)
320 GC, 320 and 323 Excavator Machine Systems
Boom Drift Reduction Valve
320 GC, 320 and 323 Excavator Machine Systems
Check Valve (Load)
320 GC, 320 and 323 Excavator Machine Systems
Control Valve (Boom Lowering)
320 GC, 320 and 323 Excavator Machine Systems
Stick Drift Reduction Valve
320 GC, 320 and 323 Excavator Machine Systems
Check Valve (Return Makeup)
320 GC, 320 and 323 Excavator Machine Systems
Disassembly and Assembly
Check Valve (Cooler Bypass) - Remove and Install
320GC, 320 and 323 Excavators Machine Systems
Systems Operation
Boom Drift Reduction Valve
320 GC, 320 and 323 Excavator Machine Systems
Control Valve (Boom Lowering)
320 GC, 320 and 323 Excavator Machine Systems
Stick Drift Reduction Valve
320 GC, 320 and 323 Excavator Machine Systems
Testing and Adjusting
Cylinder Drift - Check - Loaded Bucket
320 GC, 320 and 323 Excavator Machine Systems
Cylinder Drift - Check - Empty Bucket
320 GC, 320 and 323 Excavator Machine Systems
Operation and Maintenance Manual
SmartBoom Operation - If Equipped
320 GC, 320 and 323 Excavator
SmartBoom Control - If Equipped
320 GC, 320 and 323 Excavator
Special Instruction
Installation of the <NOBR>557-7853</NOBR> Control Valve Gp on Certain Next Generation Excavators {5051}
Installation of the 557-7853 Control Valve Gp on Certain Next Generation Excavators {5051}
Specifications
Control Valve
320 GC, 320 and 323 Excavator Machine Systems Specifications
Main Control Valve
320 GC, 320 and 323 Excavator Machine Systems Specifications
Control Valve (Auxiliary)
320 GC, 320 and 323 Excavator Machine Systems Specifications
Pump Control Valve
320 GC, 320 and 323 Excavator Machine Systems Specifications
Pump Control Valve
320 GC, 320 and 323 Excavator Machine Systems Specifications
Systems Operation
Main Control Valve
320 GC, 320 and 323 Excavator Machine Systems
General Information (Main Control Valve)
320 GC, 320 and 323 Excavator Machine Systems
Testing and Adjusting
Cylinder Drift - Check - Loaded Bucket
320 GC, 320 and 323 Excavator Machine Systems
Cylinder Drift - Check - Empty Bucket
320 GC, 320 and 323 Excavator Machine Systems
Pressure Reducing Valve (Pilot Oil) - Test and Adjust
320 GC, 320 and 323 Excavator Machine Systems
Disassembly and Assembly
Main Control Valve - Assemble
320GC, 320 and 323 Excavators Machine Systems
Main Control Valve - Disassemble
320GC, 320 and 323 Excavators Machine Systems
Main Control Valve - Remove and Install
320GC, 320 and 323 Excavators Machine Systems
Check Valve (Cooler Bypass) - Remove and Install
320GC, 320 and 323 Excavators Machine Systems
Check Valve (Cooler Bypass) - Disassemble
320GC, 320 and 323 Excavators Machine Systems
Check Valve (Cooler Bypass) - Assemble
320GC, 320 and 323 Excavators Machine Systems
Specifications
Travel Counterbalance Valve
320 GC, 320 and 323 Excavator Machine Systems Specifications
Disassembly and Assembly
Counterbalance Valve (Travel) - Remove and Install
320GC, 320 and 323 Excavators Machine Systems
Systems Operation
Relief Valve (Cushion Crossover) - Anti-Reaction Valve
320 GC, 320 and 323 Excavator Machine Systems
Boom Drift Reduction Valve
320 GC, 320 and 323 Excavator Machine Systems
Stick Drift Reduction Valve
320 GC, 320 and 323 Excavator Machine Systems
Testing and Adjusting
Cylinder Drift - Check - Loaded Bucket
320 GC, 320 and 323 Excavator Machine Systems
Cylinder Drift - Check - Empty Bucket
320 GC, 320 and 323 Excavator Machine Systems
Operation and Maintenance Manual
Joystick Controls Alternate Patterns
320 GC, 320 and 323 Excavator
Hydraulic System Oil Sample - Obtain
320 GC, 320 and 323 Excavator
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}
Specifications
Pump Control Valve
320 GC, 320 and 323 Excavator Machine Systems Specifications
Pump Control Valve
320 GC, 320 and 323 Excavator Machine Systems Specifications
Operation and Maintenance Manual
Equipment Lowering with Engine Stopped
320 GC, 320 and 323 Excavator
Systems Operation
Check Valve (Load)
320 GC, 320 and 323 Excavator Machine Systems
Control Valve (Stick Lowering)
320 GC, 320 and 323 Excavator Machine Systems
Control Valve (Boom Lowering)
320 GC, 320 and 323 Excavator Machine Systems
Testing and Adjusting
Cylinder Drift - Check - Loaded Bucket
320 GC, 320 and 323 Excavator Machine Systems
Cylinder Drift - Check - Empty Bucket
320 GC, 320 and 323 Excavator Machine Systems
Disassembly and Assembly
Load Control Valve (Stick Cylinder) - Remove and Install
320GC, 320 and 323 Excavators Machine Systems
Service Magazine
Improved Load Control Valve Group Is Now Available for Certain 320, 320 GC, and 323 Excavators {5067, 5117, 5147, 5811}
Improved Load Control Valve Group Is Now Available for Certain 320, 320 GC, and 323 Excavators {5067, 5117, 5147, 5811}
Systems Operation
Oil Makeup (Travel System)
320 GC, 320 and 323 Excavator Machine Systems
Check Valve (Return Makeup)
320 GC, 320 and 323 Excavator Machine Systems
Oil Makeup (Travel System)
320 GC, 320 and 323 Excavator Machine Systems
Testing and Adjusting
Joystick and Pedal - Calibrate
320 GC, 320 and 323 Excavator Machine Systems
Solenoid Valve (Proportional Reducing) - Calibrate - Main Pump Flow Limit
320 GC, 320 and 323 Excavators Tool Control System
Disassembly and Assembly
Joystick Control and Mounting - Remove and Install - Left Side
320GC, 320 and 323 Excavators Machine Systems
Joystick Control and Mounting - Remove and Install - Right Side
320GC, 320 and 323 Excavators Machine Systems
Pilot Valve (Joystick) - Disassemble
320GC, 320 and 323 Excavators Machine Systems
Pilot Valve (Joystick) - Assemble
320GC, 320 and 323 Excavators Machine Systems
Service Magazine
New Springs are Now Available for the Joystick on Certain Next Generation Hydraulic Excavators {5059}
New Springs are Now Available for the Joystick on Certain Next Generation Hydraulic Excavators {5059}
Systems Operation
Solenoid Valves
320 GC, 320 and 323 Excavators Tool Control System
Specifications
Pump Control Valve
320 GC, 320 and 323 Excavator Machine Systems Specifications
Pump Control Valve
320 GC, 320 and 323 Excavator Machine Systems Specifications
Testing and Adjusting
Pressure Reducing Valve (Pilot Oil) - Test and Adjust
320 GC, 320 and 323 Excavator Machine Systems
Specifications
Relief Valve (Main) - Heavy Lift
320 GC, 320 and 323 Excavator Machine Systems Specifications
Relief Valve (Line)
320 GC, 320 and 323 Excavator Machine Systems Specifications
Systems Operation
Relief Valve (Swing)
320 GC, 320 and 323 Excavator Machine Systems
Relief Valve (Main) - Heavy Lift
320 GC, 320 and 323 Excavator Machine Systems
Relief Valve (Main)
320 GC, 320 and 323 Excavator Machine Systems
Relief Valve (Line)
320 GC, 320 and 323 Excavator Machine Systems
Testing and Adjusting
Machine Drift on a Slope - Check
320 GC, 320 and 323 Excavator Machine Systems
Pressure Reducing Valve (Pilot Oil) - Test and Adjust
320 GC, 320 and 323 Excavator Machine Systems
Relief Valve (Swing) - Test and Adjust
320 GC, 320 and 323 Excavator Machine Systems
Relief Valve (Crossover) - Test and Adjust
320 GC, 320 and 323 Excavator Machine Systems
Relief Valve (Main) - Test and Adjust
320 GC, 320 and 323 Excavator Machine Systems
Relief Valve (Line) - Test and Adjust
320 GC, 320 and 323 Excavator Machine Systems
Medium Pressure: Relief Valve (Line) - Test and Adjust
320 GC, 320 and 323 Excavators Tool Control System
Medium Pressure: Relief Valve (Main) - Test and Adjust
320 GC, 320 and 323 Excavators Tool Control System
Relief Valve (Crossover) - Test and Adjust
320 GC, 320 and 323 Excavator Machine Systems
Systems Operation
Solenoid Valve (Hydraulic Lockout)
320 GC, 320 and 323 Excavator Machine Systems
Solenoid Valve (Fine Swing) - If Equipped
320 GC, 320 and 323 Excavator Machine Systems
Solenoid Valves
320 GC, 320 and 323 Excavators Tool Control System
Testing and Adjusting
Solenoid Valve (Proportional Reducing) - Calibrate - Main Pump Flow Limit
320 GC, 320 and 323 Excavators Tool Control System
Troubleshooting
Solenoid Valve - Test
320 GC, 320, 323, 330 GC and 330 Excavator Machine Systems Troubleshooting
Systems Operation
Control Valve (Straight Travel)
320 GC, 320 and 323 Excavator Machine Systems
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