TIRE & RIM AR 3679567 - Caterpillar

ACTION REQUIRED
This letter applies to all C175 engine serial numbers 999 and lower. The affected engine serial number prefixes are A4K, LLM, JTL, B7B, and B7C.
Replace failed components as needed.
Refer to Image1 for C175-16 Engines.
Refer to Image2 for C175-20 Engines.
Refer to Special Instruction, REHS7486, "Assembly Procedure for the Engine Oil Lines Group for Certain C175 Off-Highway Truck Engines", for the proper assembly sequence of the tubes. Following this procedure will reduce assembly stress on cross under tubes.
Image1
Image2
SERVICE CLAIM ALLOWANCES
Product smu/age whichever comes first Caterpillar Dealer Suggested Customer Suggested
Parts % Labor Hrs% Parts % Labor Hrs% Parts % Labor Hrs%
*******Group 1*******
0-18000 hrs,
0-36 mo 100.0% 100.0% 0.0% 0.0% 0.0% 0.0%
This is a 2.0-hour job for Group 1
Product smu/age whichever comes first Caterpillar Dealer Suggested Customer Suggested
Parts % Labor Hrs% Parts % Labor Hrs% Parts % Labor Hrs%
*******Group 2*******
0-18000 hrs,
0-36 mo 100.0% 100.0% 0.0% 0.0% 0.0% 0.0%
This is a 2.0-hour job for Group 2
PARTS DISPOSITION
Handle the parts in accordance with your Warranty Bulletin on warranty parts handling.