LUG 3G5596 - Caterpillar

TransmissionTH55FT-E70 (S/N: PCJ3468-3468,3482-3486,3488-3490,3492-3493,3495-3495,3504-3504,3506-3507,3509-3510,3514-3515,3518-3518,3520-3522,3531-3531,3535-3535,3542-3542,3545-3546,3548-3548,3551-3560,3562-3562,3568-3568,3570-3570,3572-3574,3576-3576,3578-3579)TH55FT-E90 (S/N: THE600-613,616-617,619-619,621-627,635-637,639-640,642-643,647-647)Reference: Special Instruction , REHS4541 , "Software Configuration Guide"Description Of Change: Certain parameter configuration changes have been made for transmissions listed above, which use 484-4389 Power Train Software Gp. The new configuration fixes the ECM configuration mismatch with new transmission arrangements.Adaptable To: The following changes are adaptable to machines within the listed serial numbers and is effective with all machines after the listed serial numbers.
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.
Table 1
Software Required
Part Number Part Name
484-4389 Power Train Software Gp Reflash the transmission ECM with software listed in Table 1 and change the following ECM parameters by referring to Special Instruction , REHS4541 , "Software Configuration Guide" for correct parameters.
LUC disengagement speed
Reference torque parameter
Flywheel tooth count parameterThe new software is available in the form of a flash file through the Caterpillar Service Information System (SIS). A newer part number may be available. SIS Web only displays the latest available flash file.