A Procedure to Improve the Coupling Adapter Group on Certain 795F AC and 795F XQ Off-Highway Trucks is Available {3252, 4456} Caterpillar

Off-Highway Truck/Tractor

795F AC (S/N: ERM153-172,174-206,208-300)

795FAC XQ (S/N: SNT1-105)

Reference: Coupler Adapter and Mounting-Assemble section in Disassembly and Assembly, KENR8715, "795F and 795F series AC Off-Highway Truck Power Train"

Reference: Reuse and Salvage Guidelines, SEBF9338, "Inspection of Rubber Blocks for 793F AC, 794 AC, 795F AC, and MT4400D AC Off-Highway Trucks"

Reference: Special Instruction, M0079855, "Procedure for Checking Crankshaft End Play on Certain 794 and 795F Series AC Off-Highway Trucks"

Reference: Crankshaft-Type 1Crankshaft Type 2 in Specifications, KENR9187, "C175-16 Engine for 795F Series AC Off-Highway Trucks" for crankshaft end play values.

Reference: Special Instruction, M0091648, "Procedure to Improve the Coupling Adapter Group on Certain 795F AC and 795F XQ Off-Highway Trucks"

Description Of Change: A procedure to improve the coupling adapter group is now available for the machines listed above. The improved coupling adapter group prevents dust ingestion and improves service life of the engine.

Adaptable To:

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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.

Illustration 1	g06289863
Improved coupling adapter group

Note: 552-3724 Hub can be made from previous 395-4219 Coupling Hub.

For the complete procedure, parts, and tools required to improve the coupling adapter group refer to the most recent version of Special Instruction, M0091648, "Procedure to Improve the Coupling Adapter Group on Certain 795F AC and 795F XQ Off-Highway Trucks".

Procedure to improve the coupling adapter group is adaptable to the machines within the listed serial numbers, and is effective in production with all the machines after the listed serial numbers.

The special instruction can be found on Caterpillar Service Information System (SIS) and through the normal literature system.