An Improvement to the Air to Air Aftercooler (ATTAC) Group is Now Used on Certain 797F Off-Highway Trucks {1063}
- Off-Highway Truck/Tractor
- 797F (S/N: LAJ1-619; WSP1-129)
Reference: Disassembly and Assembly, KENR8384, "Aftercooler Core - Remove and Install"
Reference: Special Instruction, REHS9833, "Instructions for Reworking the ATAAC Core Assembly on Certain 797F Off-Highway Trucks"
Reference: Torque Specifications, SENR3130, "Torque Specifications"
Description Of Change: An improved air-to-air cooler (ATAAC) group is now used on the machines listed above.
Note: The listed serial numbers have been updated.
Adaptable To: The following changes are adaptable to the machines within the listed serial numbers, and is effective with all machines after the listed serial numbers.
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| Illustration 1 | g06116822 |
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New 513-9307 Air Aftercooler Gp (2) replaces the former 335-8820 Air Aftercooler Gp from the "Phase 1" 275-2038 Aftercooler Gp.
New 513-9307 Air Aftercooler Gp (2) also replaces 484-7590 Air Aftercooler Gp from the "Phase 2" 275-2038 Aftercooler Gp.
The new part number for the "Phase 3" 275-2038 Aftercooler Gp is listed in Table 1.
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| Required Parts | ||||
|---|---|---|---|---|
| Item | Qty | New Part Number | Description | Former Part Number |
| 2 | 2 | Air Aftercooler Gp | ||
Caterpillar Information System:
The Transmission ECPC Valves are Improved on Certain 797, 797B, and 797F Off-Highway Trucks {3065, 3139} The Transmission ECPC Valves are Improved on Certain 797, 797B, and 797F Off-Highway Trucks {3065, 3139}
The Transmission Output Planetary Group is Improved on Certain 797F Off-Highway Trucks {3160} The Transmission Output Planetary Group is Improved on Certain 797F Off-Highway Trucks {3160}
The Procedure to Update the Chassis Electrical Component and Deutsch Connectors on 797F Off-Highway Truck is Updated {1408, 1408, 1439} The Procedure to Update the Chassis Electrical Component and Deutsch Connectors on 797F Off-Highway Truck is Updated {1408, 1408, 1439}
Cat Grade Control Errors on Certain F Series Asphalt Pavers {7610, 7620} Cat Grade Control Errors on Certain F Series Asphalt Pavers {7610, 7620}
CCS9 Combination Vibratory Compactor Propel Systems Parking Brake - Test
CCS9 Combination Vibratory Compactor Propel Systems Travel Speed - Check
New Bolts and Spacers are Now Used to Mount the Transmission Control Manifold on Certain K and K 2 Series Motor Graders {3073, 3167} New Bolts and Spacers are Now Used to Mount the Transmission Control Manifold on Certain K and K 2 Series Motor Graders {3073, 3167}
994K Wheel Loader Power Train Drive Shaft (Front) - Remove and Install
CCS9 Combination Vibratory Compactor Propel Systems Propel Current - Calibrate
Procedure to Troubleshoot Engine Overheating and Hard Steering For CB14B Utility Compactors {1386, 5051} Procedure to Troubleshoot Engine Overheating and Hard Steering For CB14B Utility Compactors {1386, 5051}
CCS9 Combination Vibratory Compactor Propel Systems Pump Synchronization - Test and Adjust
797F and 797F XQ Off-Highway Trucks Visual Service Procedure (VSP) Maintenance Intervals Seat Suspension - Inspect
The Air Aftercooler Gp has been Updated on Certain 797 and 797B Off-Highway Trucks {1063} The Air Aftercooler Gp has been Updated on Certain 797 and 797B Off-Highway Trucks {1063}
797F and 797F XQ Off-Highway Trucks Visual Service Procedure (VSP) Maintenance Intervals Braking System - Test
797F and 797F XQ Off-Highway Trucks Visual Service Procedure (VSP) Maintenance Intervals Hoist and Brake Tank Oil Level - Check
797F and 797F XQ Off-Highway Trucks Visual Service Procedure (VSP) Maintenance Intervals Hydraulic Fan and Steering Tank Oil Level - Check
797F and 797F XQ Off-Highway Trucks Visual Service Procedure (VSP) Maintenance Intervals Secondary Steering - Check
797F and 797F XQ Off-Highway Trucks Visual Service Procedure (VSP) Maintenance Intervals Traction Control System (TCS) - Test
Improved VisionLink Software Is Now Available on Certain Cat® Products {7490, 7606, 7610, 7620} Improved VisionLink Software Is Now Available on Certain Cat® Products {7490, 7606, 7610, 7620}
Turbocharger Wastegate Actuator on Certain C7.1 Engines {1052, 1053} Turbocharger Wastegate Actuator on Certain C7.1 Engines {1052, 1053}
Engine Oil Pan Drain Valve Seizes on Certain 216B3 and 226B3 Skid Steer Loaders {1302} Engine Oil Pan Drain Valve Seizes on Certain 216B3 and 226B3 Skid Steer Loaders {1302}
Procedure for Troubleshooting and Correcting Grounding Hardware Issues for Certain Compact Track Loaders, Multi-Terrain Loaders, and Skid Steer Loaders {1408, 5062} Procedure for Troubleshooting and Correcting Grounding Hardware Issues for Certain Compact Track Loaders, Multi-Terrain Loaders, and Skid Steer Loaders {1408, 5062}
Manufacturing Process for Stick Bushings Has Been Improved On Certain Backhoe Loaders {6502, 6533, 7551} Manufacturing Process for Stick Bushings Has Been Improved On Certain Backhoe Loaders {6502, 6533, 7551}
A New Clutch Piston Is Now Used on Certain 735C, 740C Ejector, and 745C Articulated Trucks {3030, 3160, 3170} A New Clutch Piston Is Now Used on Certain 735C, 740C Ejector, and 745C Articulated Trucks {3030, 3160, 3170}