After Failure Only
| PRODUCT SUPPORT PROGRAM FOR REPLACING FINAL DRIVE AND/OR WHEEL SPROCKETS ON CERTAIN 12K, 140K, 140K2, AND 160K MOTOR GRADERS |
4072 4073 4050
|
PS53216 |
NOTE: |
Caterpillar’s obligations under this Service Letter are subject to, and shall not apply in contravention of, the laws, rules, regulations, directives, ordinances, orders, or statutes of the United States, or of any other applicable jurisdiction, without recourse or liability with respect to Caterpillar.
|
NOTE: |
This Program can only be administered after a failure occurs.
The decision whether to apply the Program is made by the dealer. When reporting the repair, use "PS53216" as the Part Number
and "7755" as the Group Number. Use "96" as the Warranty Claim Description Code and use "Z" as the SIMS Description Code. |
NOTE: |
The information supplied in this service letter may not be valid after the termination date of this program.
Do not perform the work outlined in this Service Letter after the termination date without first contacting your Caterpillar product analyst. |
The existing final drive and/or wheel sprockets on certain 12K, 140K, 140K2, and 160K Motor Graders can prematurely wear due to not meeting hardness and microstructure specifications. If the existing wheel and/or final drive sprockets wear, they can cause resultant damage to other components in brakes and final drives. |
Qty |
Part Number |
Description |
*******Group 1*******
|
4 |
2P3628 |
SEAL-O RING |
2 |
5P9147 |
SEAL-O RING |
20 |
7D8439 |
SHIM |
28 |
7D8441 |
SHIM |
8 |
9D7047 |
SHIM |
4 |
3680279 |
SPROCKET |
2 |
3680280 |
SPROCKET |
2 |
3680305 |
SPROCKET |
In order to allow equitable parts availability to all participating dealers, please limit your initial parts order to not exceed 5% 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.
|
*******Group 2*******
|
4 |
2G3294 |
SPROCKET |
2 |
4D6695 |
SEAL-O RING |
4 |
4S5879 |
SEAL-O-RING |
20 |
7D8439 |
SHIM |
28 |
7D8441 |
SHIM |
8 |
9D7047 |
SHIM |
In order to allow equitable parts availability to all participating dealers, please limit your initial parts order to not exceed 3% 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.
|
*******Group 3*******
|
4 |
2G3294 |
SPROCKET |
2 |
4D6695 |
SEAL-O RING |
4 |
4S5879 |
SEAL-O-RING |
20 |
7D8439 |
SHIM |
28 |
7D8441 |
SHIM |
8 |
9D7047 |
SHIM |
In order to allow equitable parts availability to all participating dealers, please limit your initial parts order to not exceed 3% 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.
|
Inspect the tandem drive magnetic plugs every 500 hours. Look for indications of early sprocket wear including pieces of metal debris. Any large debris is cause for final drive and wheel sprocket inspection and possible replacement.
Refer to KENR8443 for Disassembly and Assembly of 12K, 140K, 140K Series 2, and 160K Final drives and Brake groups. |