An Improved Pump Drive is Now Used on Certain 794 AC, 795 AC, and 797F Off-Highway Trucks {3108}
- Mining Truck
- 794 AC (S/N: HRT101-101)
- Off-Highway Truck/Tractor
- 794 AC (S/N: MT5102-107,119-136)
- 795F AC (S/N: ERM299-300)
- 797F (S/N: LAJ653-658; LTZ1-146)
- 795F AC (S/N: ERM299-300)
Description Of Change: An improved pump drive is now used on the machines listed above. The pump drive is now manufactured with an improved calculation method for determining bearing shim pack thickness. The assembly procedure uses updated visual aides and includes extra quality gates.
Adaptable To:
Show/hide table
 |
|
Do not operate or work on this product unless you have read and understood the instruction and warnings in the relevant Operation and Maintenance Manuals and relevant service literature. Failure to follow the instructions or heed the warnings could result in injury or death. Proper care is your responsibility. |
Show/hide table
| |
| Illustration 1 | g06403549 |
|
(A) | |
Improved pump drive group (A) is adaptable to the machines within the listed serial numbers and is effective with all machines after the listed serial number.
Note: Part number of the pump drive group has not changed.
Caterpillar Information System:
797F and 797F XQ Off-Highway Trucks Cable (Truck Body Retaining)
A Planetary Group Lock Ring May Loosen on Certain 797, 797B, and 797F Off-Highway Trucks {3030, 3160} A Planetary Group Lock Ring May Loosen on Certain 797, 797B, and 797F Off-Highway Trucks {3030, 3160}
New Rocker Arms Are Used on Certain C27 and C32 Engines {1123} New Rocker Arms Are Used on Certain C27 and C32 Engines {1123}
140 Motor Grader Power Train Transmission Oil Filter Base - Remove and Install
New Monitor Software Is Now Used for Certain 140 Motor Graders {7610, 7620} New Monitor Software Is Now Used for Certain 140 Motor Graders {7610, 7620}
336, 336 GC and 340 Excavator Systems Drain Line
Door Lock Assemblies May Fail on Certain 320 to 345 GC Excavators {7273} Door Lock Assemblies May Fail on Certain 320 to 345 GC Excavators {7273}
Procedure to be Performed on C175 Commercial Engines {1239} Procedure to be Performed on C175 Commercial Engines {1239}
140 Motor Grader Power Train Wheel and Tire (Front) - Remove and Install
3500 Engines Air Regulator - Assemble
140 Motor Grader Power Train Gear Group (All Wheel Drive) - Remove and Install
3500 Engines Air Regulator - Disassemble
140 Motor Grader Power Train Wheel Spindle and Wheel Spindle Housing - Remove and Install
Incompatible Coolant Pressure Sensor Identified on Certain 3512E and 3516E Engines {191W} Incompatible Coolant Pressure Sensor Identified on Certain 3512E and 3516E Engines {191W}
The Hoist Cylinder Head is Improved on Certain 797 Off-Highway Trucks {5102} The Hoist Cylinder Head is Improved on Certain 797 Off-Highway Trucks {5102}
New Enclosure Parts Are Now Available for 336, 336GC, and 345GC NGH Excavators {7251, 7276} New Enclosure Parts Are Now Available for 336, 336GC, and 345GC NGH Excavators {7251, 7276}
Operator Seat Belt Not Retracting {7327} Operator Seat Belt Not Retracting {7327}
The Main Hydraulic Pump May Leak Oil From Shaft On Certain 301.7 CR, 301.8, and 302 CR Mini Hydraulic Excavators {5070} The Main Hydraulic Pump May Leak Oil From Shaft On Certain 301.7 CR, 301.8, and 302 CR Mini Hydraulic Excavators {5070}
Procedure to Install Auxiliary Lines on Certain Mini Hydraulic Excavators {5051, 5063, 5462} Procedure to Install Auxiliary Lines on Certain Mini Hydraulic Excavators {5051, 5063, 5462}
Head Gasket May Fail On Certain Cat® Products {1100} Head Gasket May Fail On Certain Cat® Products {1100}
320 GC, 320 and 323 Excavator Machine Systems Specifications Fuel Lines
Certain Generator Set Labels May Not Match With Technical Marketing Information (TMI) Data {7405, 7557} Certain Generator Set Labels May Not Match With Technical Marketing Information (TMI) Data {7405, 7557}
320 GC, 320 and 323 Excavator Machine Systems Specifications Hood - Engine Hood
Correct Product ID is Now Being Set on Cat® Product Link Devices (Telematics Boxes) Used on Machines Programmed From the Factory {7606} Correct Product ID is Now Being Set on Cat® Product Link Devices (Telematics Boxes) Used on Machines Programmed From the Factory {7606}