FLANGE-SPLIT 1244286 - Caterpillar

TERMINATION DATE
30Sep2019
PROBLEM
The existing thermostatic valve motor mount assembly can fail on certain 793F Off-Highway Trucks. If the existing thermostatic valve mount assembly fails it will cause unplanned downtime for repair or replacement. Expected failure modes are piston seizure, degradation of performance due to dirt/water ingress and snap ring failure.
AFFECTED PRODUCT
Model Identification Number
793F SSP00269, 274-278, 286-287, 297, 393, 430, 446, 490, 492-493, 497, 499, 501
PARTS NEEDED
Qty
Part Number Description
2 1188706 SEAL-O-RING
2 3998110 GASKET-MOTOR HSG
1 4940387 MOUNT AS-MOTOR
In order to allow equitable parts availability to all participating dealers, please limit your initial parts order to not exceed 32% of dealership population. This is an initial order recommendation only, and the ultimate responsibility for ordering the total number of parts needed to satisfy the program lies with the dealer.
ACTION REQUIRED
Replace the original thermostatic valve motor mount assembly with the new thermostatic valve motor mount assembly. Refer to Refer to Disassembly and Assembly, KENR8578. KENR8578
SERVICE CLAIM ALLOWANCES
Product smu/age whichever comes first Caterpillar Dealer Suggested Customer Suggested
Parts % Labor Hrs% Parts % Labor Hrs% Parts % Labor Hrs%
0-60000 hrs,
0-120 mo 100.0% 100.0% 0.0% 0.0% 0.0% 0.0%
This is a 6.0-hour job
PARTS DISPOSITION
Handle the parts in accordance with your Warranty Bulletin on warranty parts handling.