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844H Wheel Tractor BTW00001-UP (MACHINE) POWERED BY C27 Engine STEERING SYSTEM Caterpillar SIS



WHEEL DOZER 844H WHEEL DOZER BTW
 844H Wheel Tractor BTW00001-UP (MACHINE) POWERED BY C27 Engine SEBP3849 844H BTW   (2004)

Parts group 844H:

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STEERING SYSTEM
LINES GP
LINES GP-SECONDARY STEERING
229-7355 LINES GP-SECONDARY STEERING
229-7355 LINES GP-SECONDARY STEERING
S/N BTW1-154
PART OF 230-3277 HYDRAULIC AR
LINES GP-SECONDARY STEERING
229-7355 LINES GP-SECONDARY STEERING
229-7355 LINES GP-SECONDARY STEERING
S/N BTW155-192
PART OF 230-3277 HYDRAULIC AR
LINES GP-STEERING
229-7345 LINES GP-STEERING
229-7345 LINES GP-STEERING
S/N BTW1-192
PART OF 230-3277 HYDRAULIC AR
LINES GP-STEERING
353-6157 LINES GP-STEERING
353-6157 LINES GP-STEERING
S/N BTW193-237
PART OF 230-3277 HYDRAULIC AR
LINES GP-STEERING
353-6157 LINES GP-STEERING
353-6157 LINES GP-STEERING
S/N BTW238-UP
PART OF 230-3277 HYDRAULIC AR
VALVE & LINES GP-STEERING NEUT
229-7348 VALVE & LINES GP-STEERING NEUT
229-7348 VALVE & LINES GP-STEERING NEUT
S/N BTW1-154
PART OF 230-3277 HYDRAULIC AR
VALVE & LINES GP-STEERING NEUT
229-7348 VALVE & LINES GP-STEERING NEUT
229-7348 VALVE & LINES GP-STEERING NEUT
S/N BTW155-186
PART OF 230-3277 HYDRAULIC AR
VALVE & LINES GP-STEERING NEUT
229-7348 VALVE & LINES GP-STEERING NEUT
229-7348 VALVE & LINES GP-STEERING NEUT
S/N BTW187-UP
PART OF 230-3277 HYDRAULIC AR
VALVE GP-CHECK
111-7775 VALVE GP-CHECK
111-7775 VALVE GP-CHECK -STEERING QUAD
S/N BTW1-UP
PART OF 229-7348 VALVE & LINES GP-STEERING NEUT
VALVE GP-CHECK
176-9369 VALVE GP-CHECK
176-9369 VALVE GP-CHECK -STEERING-STEERING
S/N BTW1-UP
PART OF 111-7775 VALVE GP-CHECK
VALVE GP-CHECK
176-9371 VALVE GP-CHECK
176-9371 VALVE GP-CHECK -STEERING-STEERING
S/N BTW1-UP
PART OF 111-7775 VALVE GP-CHECK
VALVE GP-STEERING NEUTRALIZER
296-5662 VALVE GP-STEERING NEUTRALIZER
296-5662 VALVE GP-STEERING NEUTRALIZER -STIC STEERING
S/N BTW187-UP
PART OF 229-7348 VALVE & LINES GP-STEERING NEUT
VALVE GP-STEERING NEUTRALIZER
9T-7426 VALVE GP-STEERING NEUTRALIZER
9T-7426 VALVE GP-STEERING NEUTRALIZER
S/N BTW1-186
PART OF 229-7348 VALVE & LINES GP-STEERING NEUT
STEERING GP
LINES GP-SECONDARY STEERING
229-7355 LINES GP-SECONDARY STEERING
229-7355 LINES GP-SECONDARY STEERING
S/N BTW1-154
PART OF 230-3277 HYDRAULIC AR
LINES GP-SECONDARY STEERING
229-7355 LINES GP-SECONDARY STEERING
229-7355 LINES GP-SECONDARY STEERING
S/N BTW155-192
PART OF 230-3277 HYDRAULIC AR
VALVE GP
VALVE GP-RELIEF
234-0351 VALVE GP-RELIEF
234-0351 VALVE GP-RELIEF -BRAKE SYSTEM BACKUP
S/N BTW1-UP
PART OF 229-7359 LINES GP-PILOT
VALVE & LINES GP-STEERING NEUT
229-7348 VALVE & LINES GP-STEERING NEUT
229-7348 VALVE & LINES GP-STEERING NEUT
S/N BTW1-154
PART OF 230-3277 HYDRAULIC AR
VALVE & LINES GP-STEERING NEUT
229-7348 VALVE & LINES GP-STEERING NEUT
229-7348 VALVE & LINES GP-STEERING NEUT
S/N BTW155-186
PART OF 230-3277 HYDRAULIC AR
VALVE & LINES GP-STEERING NEUT
229-7348 VALVE & LINES GP-STEERING NEUT
229-7348 VALVE & LINES GP-STEERING NEUT
S/N BTW187-UP
PART OF 230-3277 HYDRAULIC AR
VALVE GP-CHECK
111-7775 VALVE GP-CHECK
111-7775 VALVE GP-CHECK -STEERING QUAD
S/N BTW1-UP
PART OF 229-7348 VALVE & LINES GP-STEERING NEUT
VALVE GP-CHECK
176-9369 VALVE GP-CHECK
176-9369 VALVE GP-CHECK -STEERING-STEERING
S/N BTW1-UP
PART OF 111-7775 VALVE GP-CHECK
VALVE GP-CHECK
176-9371 VALVE GP-CHECK
176-9371 VALVE GP-CHECK -STEERING-STEERING
S/N BTW1-UP
PART OF 111-7775 VALVE GP-CHECK
VALVE GP-PILOT
249-5615 VALVE GP-PILOT
249-5615 VALVE GP-PILOT -STIC STEERING
S/N BTW1-UP
PART OF 236-5240 CONTROL GP-STEERING
VALVE GP-RELIEF
100-4335 VALVE GP-RELIEF
100-4335 VALVE GP-RELIEF -PUMP BACKUP
S/N BTW1-UP
PART OF 301-4608, 6E-2923 VALVE GP-STEERING
VALVE GP-RELIEF
6E-3986 VALVE GP-RELIEF
6E-3986 VALVE GP-RELIEF -SECONDARY STEERING
S/N BTW1-UP
PART OF 301-4608, 6E-2923 VALVE GP-STEERING
VALVE GP-SELECTOR & PRESS CONT
6E-5566 VALVE GP-SELECTOR & PRESS CONT
6E-5566 VALVE GP-SELECTOR & PRESS CONT -STEERING
S/N BTW1-UP
PART OF 229-7355 LINES GP-SECONDARY STEERING, 353-6157 LINES GP-STEERING, 229-7348 VALVE & LINES GP-STEERING NEUT
VALVE GP-STEERING
301-4608 VALVE GP-STEERING
301-4608 VALVE GP-STEERING -WITH SECONDARY STEERING
S/N BTW155-UP
PART OF 229-7355 LINES GP-SECONDARY STEERING, 353-6157 LINES GP-STEERING
VALVE GP-STEERING
6E-2923 VALVE GP-STEERING
6E-2923 VALVE GP-STEERING -WITH SECONDARY STEERING
S/N BTW1-154
PART OF 229-7355 LINES GP-SECONDARY STEERING
VALVE GP-STEERING NEUTRALIZER
296-5662 VALVE GP-STEERING NEUTRALIZER
296-5662 VALVE GP-STEERING NEUTRALIZER -STIC STEERING
S/N BTW187-UP
PART OF 229-7348 VALVE & LINES GP-STEERING NEUT
VALVE GP-STEERING NEUTRALIZER
9T-7426 VALVE GP-STEERING NEUTRALIZER
9T-7426 VALVE GP-STEERING NEUTRALIZER
S/N BTW1-186
PART OF 229-7348 VALVE & LINES GP-STEERING NEUT
CYLINDER GP
CYLINDER & MTG GP-STEERING
8R-5663 CYLINDER & MTG GP-STEERING
8R-5663 CYLINDER & MTG GP-STEERING
S/N BTW1-UP
PART OF 230-3277 HYDRAULIC AR
CYLINDER GP-STEERING
6E-1244 CYLINDER GP-STEERING
6E-1244 CYLINDER GP-STEERING -LH
S/N BTW1-UP
139.7MM (5.5IN) BORE X 873MM (34.37IN) STROKE
PART OF 8R-5663 CYLINDER & MTG GP-STEERING
CYLINDER GP-STEERING
9T-9568 CYLINDER GP-STEERING
9T-9568 CYLINDER GP-STEERING -RH
S/N BTW1-UP
139.7MM (5.5IN) BORE X 873MM (34.37IN) STROKE
PART OF 8R-5663 CYLINDER & MTG GP-STEERING
PUMP GP
HEAD GP-PUMP
178-4008 HEAD GP-PUMP
178-4008 HEAD GP-PUMP
S/N BTW1-UP
PART OF 229-8604 PUMP GP-PISTON
PUMP & MTG GP-STEERING & FAN
229-7343 PUMP & MTG GP-STEERING & FAN
229-7343 PUMP & MTG GP-STEERING & FAN
S/N BTW1-UP
PART OF 230-3277 HYDRAULIC AR, 367-5645 PUMP & MTG GP-STEERING & FAN
367-5645 PUMP & MTG GP-STEERING & FAN
367-5645 PUMP & MTG GP-STEERING & FAN
S/N BTW1-UP
CANNOT BE USED WITH @@@@@367-5650@@@@@
367-5650 PUMP & MTG GP-STEERING & FAN
367-5650 PUMP & MTG GP-STEERING & FAN
S/N BTW1-UP
PART OF 353-4334, 430-5430 OPTION AR-CONVERSION
CANNOT BE USED WITH @@@@@367-5645@@@@@
PUMP & MTG GP-STEERING & FAN
367-5651 PUMP & MTG GP-STEERING & FAN
367-5651 PUMP & MTG GP-STEERING & FAN
S/N BTW1-UP
PART OF 367-5650 PUMP & MTG GP-STEERING & FAN
PUMP GP-GEAR
101-4007 PUMP GP-GEAR
101-4007 PUMP GP-GEAR -SECONDARY STEERING
S/N BTW1-UP
PART OF 229-7355 LINES GP-SECONDARY STEERING, 353-6157 LINES GP-STEERING
PUMP GP-PISTON
229-8604 PUMP GP-PISTON
229-8604 PUMP GP-PISTON -STEERING
S/N BTW1-UP
PART OF 229-7343, 367-5651 PUMP & MTG GP-STEERING & FAN
ROTATING GP-PUMP
236-1824 ROTATING GP-PUMP
236-1824 ROTATING GP-PUMP -IMPLEMENT, STEERING
S/N BTW1-UP
PART OF 229-8604 PUMP GP-PISTON
VALVE GP-PUMP CONTROL
281-0799 VALVE GP-PUMP CONTROL
281-0799 VALVE GP-PUMP CONTROL -STEERING-PRESSURE COMPENSATOR
S/N BTW1-UP
PART OF 6E-1024 VALVE GP-PUMP CONTROL
VALVE GP-PUMP CONTROL
6E-1024 VALVE GP-PUMP CONTROL
6E-1024 VALVE GP-PUMP CONTROL -STEERING-PRESSURE, FLOW COMPENSATOR
S/N BTW1-UP
PART OF 229-8604 PUMP GP-PISTON
VALVE GP-PUMP CONTROL
6E-3850 VALVE GP-PUMP CONTROL
6E-3850 VALVE GP-PUMP CONTROL -STEERING-FLOW COMPENSATOR
S/N BTW1-UP
PART OF 6E-1024 VALVE GP-PUMP CONTROL

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}
Decommissioning Procedure for Permanently Sealed Diaphragm Accumulators {5077}
Decommissioning Procedure for Permanently Sealed Diaphragm Accumulators {5077}
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}
Operation and Maintenance Manual
Case Drain Oil Filters - Replace - If Equipped
844H Wheel Dozer
Service Magazine
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}
Operation and Maintenance Manual
Case Drain Oil Filters - Replace - If Equipped
844H Wheel Dozer
Special Instruction
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
Incorrect Seal Used to Repair Leaking Pilot Valves On Integrated Toolcarriers, Track Type Tractors, Wheel Dozers, and Wheel Loaders
Incorrect Seal Used to Repair Leaking Pilot Valves On Integrated Toolcarriers, Track Type Tractors, Wheel Dozers, and Wheel Loaders
Procedure to Improve Slow Steering Response on Large Wheel Loaders and Wheel Dozers{4304, 4307, 5056}
Procedure to Improve Slow Steering Response on Large Wheel Loaders and Wheel Dozers{4304, 4307, 5056}
Leaky Steering Pilot Valve{4342, 4343}
Leaky Steering Pilot Valve{4342, 4343}
Specifications
Pressure Switch (Primary Steering Oil)
990H Wheel Loader and 844H
Wheel Dozer Steering System
Check Valve (Steering Pilot)
990H Wheel Loader and 844H
Wheel Dozer Steering System
Check Valve (Steering Quad)
990H Wheel Loader and 844H
Wheel Dozer Steering System
Selector and Pressure Control Valve (Steering)
990H Wheel Loader and 844H
Wheel Dozer Steering System
Systems Operation
Steering Neutralizer Valve
990H Wheel Loader and 844H Wheel Dozer Steering System
Secondary Steering System
990H Wheel Loader and 844H Wheel Dozer Steering System
Testing and Adjusting
Steering Neutralizer Valve - Check and Adjust
990H Wheel Loader and 844H Wheel Dozer Steering System
Disassembly and Assembly
Selector and Pressure Control Valve (Steering) - Remove and Install
844H Wheel Dozer Machine Systems
Service Magazine
New Steering Neutralizer Valves Available For Large Wheel Loaders, Landfill Compactors, Soil Compactors, and Wheel Dozers {4304, 4330}
2011/08/12
New Metering Pump Groups For Steering Control Prevent Oil Leaks {4300, 4301, 4312}
2010/01/27
Special Instruction
Procedure to Apply Dielectric Grease to the Horn (Cruise Control) Contact Ring{4310}
Procedure to Apply Dielectric Grease to the Horn (Cruise Control) Contact Ring{4310}
Operation and Maintenance Manual
Secondary Steering - Test
844H Wheel Dozer
Special Instruction
Procedure to Torque the Nuts on the Steering Lock Mechanism{3034}
Procedure to Torque the Nuts on the Steering Lock Mechanism{3034}
Systems Operation
Secondary Steering System
990H Wheel Loader and 844H Wheel Dozer Steering System
Reuse And Salvage Guidelines
Final Drive Steering System, Wheel Braking System, and Wheels & Tires Salvage and Reuse Manual Contents {4000, 4050, 4100, 4250, 4300}
Final Drive Steering System, Wheel Braking System, and Wheels & Tires Salvage and Reuse Manual Contents {4000, 4050, 4100, 4250, 4300}
Special Instruction
Hose Inspection Form {0374, 0599, 5057, 5057}
Hose Inspection Form {0374, 0599, 5057, 5057}
Tool Operating Manual
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}
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}
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}
Bench Test Procedures
Service Letter-NACD
PRODUCT SUPPORT PROGRAM FOR REPLACING THE MAIN STEERING CONTROL VALVE ON CERTAIN 990 SERIES II, 990H WHEEL LOADERS AND 844, 844H WHEEL DOZERS THAT ARE EQUIPPED WITH SECONDARY STEERING
PRODUCT SUPPORT PROGRAM FOR REPLACING THE MAIN STEERING CONTROL VALVE ON CERTAIN 990 SERIES II, 990H WHEEL LOADERS AND 844, 844H WHEEL DOZERS THAT ARE EQUIPPED WITH SECONDARY STEERING
Service Letter-Australia
Service Letter-CFEL
Service Letter-CSARL
Service Letter-Americas
Technical Information Bulletin
Procedure to Improve Slow Steering Response on Large Wheel Loaders and Wheel Dozers{4304, 4307, 5056}
Procedure to Improve Slow Steering Response on Large Wheel Loaders and Wheel Dozers{4304, 4307, 5056}
Leaky Steering Pilot Valve{4342, 4343}
Leaky Steering Pilot Valve{4342, 4343}
Specifications
Steering Neutralizer Valve
990H Wheel Loader and 844H
Wheel Dozer Steering System
Relief Valve (Steering Cylinder Crossover)
990H Wheel Loader and 844H
Wheel Dozer Steering System
Relief Valve (Pump Backup)
990H Wheel Loader and 844H
Wheel Dozer Steering System
Steering Control Valve
990H Wheel Loader and 844H
Wheel Dozer Steering System
Check Valve (Steering Pilot)
990H Wheel Loader and 844H
Wheel Dozer Steering System
Check Valve (Steering Quad)
990H Wheel Loader and 844H
Wheel Dozer Steering System
STIC Control
990H Wheel Loader and 844H
Wheel Dozer Steering System
Pilot Valve (STIC Steering)
990H Wheel Loader and 844H
Wheel Dozer Steering System
Steering Control Valve (with Secondary Steering)
990H Wheel Loader and 844H
Wheel Dozer Steering System
Relief Valve (Secondary Steering)
990H Wheel Loader and 844H
Wheel Dozer Steering System
Selector and Pressure Control Valve (Steering)
990H Wheel Loader and 844H
Wheel Dozer Steering System
Service Letter-China
PRODUCT SUPPORT PROGRAM FOR REPLACING THE MAIN STEERING CONTROL VALVE ON CERTAIN 990 SERIES II, 990H WHEEL LOADERS AND 844, 844H WHEEL DOZERS THAT ARE EQUIPPED WITH SECONDARY STEERING
PRODUCT SUPPORT PROGRAM FOR REPLACING THE MAIN STEERING CONTROL VALVE ON CERTAIN 990 SERIES II, 990H WHEEL LOADERS AND 844, 844H WHEEL DOZERS THAT ARE EQUIPPED WITH SECONDARY STEERING
Service Letter-Asia
Systems Operation
Steering Neutralizer Valve
990H Wheel Loader and 844H Wheel Dozer Steering System
Pilot Valve (STIC Steering)
990H Wheel Loader and 844H Wheel Dozer Steering System
Steering Control Valve
990H Wheel Loader and 844H Wheel Dozer Steering System
Steering Control Valve (with Secondary Steering)
990H Wheel Loader and 844H Wheel Dozer Steering System
Reuse And Salvage Guidelines
Final Drive Steering System, Wheel Braking System, and Wheels & Tires Salvage and Reuse Manual Contents {4000, 4050, 4100, 4250, 4300}
Final Drive Steering System, Wheel Braking System, and Wheels & Tires Salvage and Reuse Manual Contents {4000, 4050, 4100, 4250, 4300}
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 Letter-APD
PRODUCT SUPPORT PROGRAM FOR REPLACING THE MAIN STEERING CONTROL VALVE ON CERTAIN 990 SERIES II, 990H WHEEL LOADERS AND 844, 844H WHEEL DOZERS THAT ARE EQUIPPED WITH SECONDARY STEERING
PRODUCT SUPPORT PROGRAM FOR REPLACING THE MAIN STEERING CONTROL VALVE ON CERTAIN 990 SERIES II, 990H WHEEL LOADERS AND 844, 844H WHEEL DOZERS THAT ARE EQUIPPED WITH SECONDARY STEERING
Testing and Adjusting
Relief Valve (Secondary Steering) - Test and Adjust
990H Wheel Loader and 844H Wheel Dozer Steering System
Steering Neutralizer Valve - Check and Adjust
990H Wheel Loader and 844H Wheel Dozer Steering System
STIC Control (Steering Deadband) - Adjust
990H Wheel Loader and 844H Wheel Dozer Steering System
Relief Valve (Steering Cylinder Crossover) - Test and Adjust
990H Wheel Loader and 844H Wheel Dozer Steering System
Steering Time - Check and Adjust
990H Wheel Loader and 844H Wheel Dozer Steering System
Disassembly and Assembly
STIC Control and Pilot Valve (Steering) - Remove
844H Wheel Dozer Machine Systems
STIC Control and Pilot Valve (Steering) - Install
844H Wheel Dozer Machine Systems
Pilot Valve (STIC Steering) - Disassemble
844H Wheel Dozer Machine Systems
Pilot Valve (STIC Steering) - Assemble
844H Wheel Dozer Machine Systems
Steering Control Valve - Remove
844H Wheel Dozer Machine Systems
Steering Control Valve - Install
844H Wheel Dozer Machine Systems
Selector and Pressure Control Valve (Steering) - Remove and Install
844H Wheel Dozer Machine Systems
Steering Control Valve - Disassemble
844H Wheel Dozer Machine Systems
Steering Control Valve - Assemble
844H Wheel Dozer Machine Systems
Steering Neutralizer Valve - Remove and Install
844H Wheel Dozer Machine Systems
Selector and Pressure Control Valve (Secondary Steering) - Remove and Install
844H Wheel Dozer Machine Systems
Service Magazine
A New Main Steering Control Valve Is Now Used on Large Wheel Loaders and Large Wheel Dozers with the Standard and Secondary Steering {4307, 4307}
2008/09/08
New Steering Neutralizer Valves Available For Large Wheel Loaders, Landfill Compactors, Soil Compactors, and Wheel Dozers {4304, 4330}
2011/08/12
Operation and Maintenance Manual
Steering Cylinder Bearings - Lubricate
844H Wheel Dozer
Special Instruction
Hydraulic Cylinder Repair Process {7562}
Hydraulic Cylinder Repair Process {7562}
Hydraulic Cylinder Honing {7562}
Hydraulic Cylinder Honing {7562}
Service Letter-NACD
PRODUCT SUPPORT PROGRAM FOR REWORKING THE STEERING CYLINDER ON CERTAIN 844 WHEEL DOZERS AND 990H/990 II WHEEL LOADERS
PRODUCT SUPPORT PROGRAM FOR REWORKING THE STEERING CYLINDER ON CERTAIN 844 WHEEL DOZERS AND 990H/990 II WHEEL LOADERS
Service Letter-Australia
Service Letter-CFEL
Service Letter-CSARL
Service Letter-Americas
Specifications
Steering Cylinder
990H Wheel Loader and 844H
Wheel Dozer Steering System
Service Letter-China
PRODUCT SUPPORT PROGRAM FOR REWORKING THE STEERING CYLINDER ON CERTAIN 844 WHEEL DOZERS AND 990H/990 II WHEEL LOADERS
PRODUCT SUPPORT PROGRAM FOR REWORKING THE STEERING CYLINDER ON CERTAIN 844 WHEEL DOZERS AND 990H/990 II WHEEL LOADERS
Service Letter-Asia
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}
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}
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}
Service Letter-APD
PRODUCT SUPPORT PROGRAM FOR REWORKING THE STEERING CYLINDER ON CERTAIN 844 WHEEL DOZERS AND 990H/990 II WHEEL LOADERS
PRODUCT SUPPORT PROGRAM FOR REWORKING THE STEERING CYLINDER ON CERTAIN 844 WHEEL DOZERS AND 990H/990 II WHEEL LOADERS
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
Steering Cylinder - Remove and Install
844H Wheel Dozer Machine Systems
Service Magazine
A Rework Procedure Improves the Seal Assembly Performance in Hydraulic Cylinders on Cat Products {7562}
2010/04/30
New U-Cup Seal Used for the Steering Cylinder on 990 II, 990H Wheel Loaders and 844H Series Wheel Dozers {4303, 7555}
2012/08/24
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}
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}
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}
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}
Specifications and Reusability for Hydraulic Gear Pumps and Motors (Groups 4, 5, and 6) {5061, 5073}
Specifications and Reusability for Hydraulic Gear Pumps and Motors (Groups 4, 5, and 6) {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}
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}
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
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}
Vane Type Hydraulic Pump Identification Guidelines {5055}
Vane Type Hydraulic Pump Identification Guidelines {5055}
Specifications
Gear Pump (Secondary Steering)
990H Wheel Loader and 844H
Wheel Dozer Steering System
Piston Pump (Steering)
990H Wheel Loader and 844H
Wheel Dozer Steering System
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}
Systems Operation
Gear Pump (Secondary Steering)
990H Wheel Loader and 844H Wheel Dozer Steering System
Piston Pump (Steering)
990H Wheel Loader and 844H Wheel Dozer Steering System
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}
Repair Process for Hydraulic Gear Pumps {5073}
Repair Process for Hydraulic Gear Pumps {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}
Specifications and Reusability for Hydraulic Gear Pumps and Motors (Groups 4, 5, and 6) {5061, 5073}
Specifications and Reusability for Hydraulic Gear Pumps and Motors (Groups 4, 5, and 6) {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}
Vane Type Hydraulic Pump Identification Guidelines {5055}
Vane Type Hydraulic Pump Identification Guidelines {5055}
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}
Testing and Adjusting
Steering System Pressure (High Pressure Stall) - Test and Adjust
990H Wheel Loader and 844H Wheel Dozer Steering System
Piston Pump (Steering) Margin Pressure - Test and Adjust
990H Wheel Loader and 844H Wheel Dozer Steering System
Pump Performance (Steering) - Test
990H Wheel Loader and 844H Wheel Dozer Steering 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 Gear Pumps {5073}
Bench Test Procedure for Gear Pumps {5073}
Bench Test Procedure for Hydraulic Piston Pumps {5070}
Bench Test Procedure for Hydraulic Piston Pumps {5070}
Disassembly and Assembly
Gear Pump (Secondary Steering) - Remove
844H Wheel Dozer Machine Systems
Gear Pump (Secondary Steering) - Install
844H Wheel Dozer Machine Systems
Gear Pump (Secondary Steering) - Disassemble
844H Wheel Dozer Machine Systems
Gear Pump (Secondary Steering) - Assemble
844H Wheel Dozer Machine Systems
Piston Pump (Steering) - Disassemble
844H Wheel Dozer Machine Systems
Piston Pump (Steering) - Assemble
844H Wheel Dozer Machine Systems
Piston Pump (Steering) - Remove
844H Wheel Dozer Machine Systems
Piston Pump (Steering) - Install
844H Wheel Dozer Machine Systems
Service Magazine
Wear that is Acceptable in Specific Gear Pumps {4007, 5073, 5073, 7516}
2008/02/04

Truck sale:

2008 CAT 844H
USD $269,586 
2008 CAT 844H

OEM Used Equipment
2008 CAT 844H
USD $435,000 
2008 CAT 844H

CROWE EQUIPMENT INC
Jasonville, Indiana
2008 CAT 844H
USD $249,000 
2008 CAT 844H

OEM Used Equipment
 
 
2004 CAT 844H

JM WOOD AUCTION COMPANY, INC
Montgomery, Alabama
 
 
2008 CAT 844H

JM WOOD AUCTION COMPANY, INC
Montgomery, Alabama
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