PRODUCT SUPPORT PROGRAM FOR REWORKING THE FAN DRIVE ON CERTAIN 120K, 120K2, 12K, 140K, 140K2, AND 160K MOTOR GRADERS
Usage:
TEBE5066-00
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| 31Aug2016 |
U-454
A-333
D-395
O-391
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| After Failure Only | PRODUCT SUPPORT PROGRAM FOR REWORKING THE FAN DRIVE ON CERTAIN 120K, 120K2, 12K, 140K, 140K2, AND 160K MOTOR GRADERS |
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| 1359 | PS53284 |
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| 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 "PS53284" 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. |
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| 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. |
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TERMINATION DATE |
| 31Aug2018 |
PROBLEM
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| The existing fan drive bearings can fail on certain 120K, 120K2, 12K, 140K, 140K2, and 160K Motor Graders. If the existing bearing fails, it can cause a loss of machine cooling. |
AFFECTED PRODUCT
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| Model | Identification Number |
| 120K | JAP00101-02021, 3120-6837 SZN00120-02333, 2337-2360, 2366-2373, 2380, 2383, 2388-2404, 2408-2424, 2427-2434, 2443-2485, 2492, 2494, 2496 |
| 120K 2 | SZS00106, 120-397, 399-477, 481-952, 976-979 |
| 120K 2 OEM | SZZ00100-00117, 201-204 |
| 12K | JJA00101-00532, 3012-3218 SZP00112-00659, 661-719 |
| 140K | JPA00101-01837, 3140-3963 SZL00140-00143, 145-3193, 3198-3252, 3254-3363, 3366-3556, 3559-3813, 3815, 3847, 3849, 3851, 3853, 3855, 3857, 3859, 3861, 3863, 3865, 3867, 3869, 3871 |
| 140K 2 | SZW00140-00186 |
| 160K | JBP00101-00153 SZM00160-00715, 718-724 |
PARTS NEEDED
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Qty |
Part Number | Description |
| 2 | 4W1203 | CUP-RLR BRG |
| 2 | 4W1204 | CONE-SPL RLR BRG |
| 1 | 6V9748 | SEAL-LIP TYPE |
| In order to allow equitable parts availability to all participating dealers, please limit your initial parts order to not exceed 1% 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. |
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ACTION REQUIRED
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| Rework Procedure Prepare the Machine Note: Permit only one person on the machine. Either keep others away from the machine, or keep other personnel in the sight of the operator. 1. Move the machine to a smooth horizontal location. Move away from any machines that are working and any personnel. 2. Lower work tools to the ground. 3. Move the transmission control to the PARK position. 4. Activate the parking brake. 5. Release the hydraulic pressure. Refer to the Operation and Maintenance Manual for instructions. 6. Stop the engine. 7. Place blocks in front of the wheels and behind the wheels. 8. Turn battery disconnect switch to the OFF position. 9. Remove the bolts in the service door. Remove the service door from the enclosure. Repeat the procedure for the opposite side. 10. Remove the belts from the fan drive. Refer to Disassembly and Assembly ?Alternator ? Remove and Install?. 11. Remove the fan from the fan drive. 12. Remove the fan drive from the machine. 13. Disassemble the fan drive to inspect the components. 14. Inspect the fan drive shaft, bearings, and fan hub for any damage. If any of the components are damaged, replace the damaged components with like parts. 15. Pack the fan bearings with grease before installation. 16. Assemble the fan drive. 17. Install the fan drive to the machine. 18. Install the fan to the fan drive. 19. Install the belts to the fan drive. Refer to Disassembly and Assembly ?Alternator ? Remove and Install?. 20. Install the service door to the enclosure. Install the bolts to secure the service door. Repeat the procedure for the opposite side. 21. Turn battery disconnect switch to the ON position. 22. Start the engine and run at low idle. Ensure that the machine is operating correctly. |
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SERVICE CLAIM ALLOWANCES
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0-36 mo |
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| NOTE: This is a 6.0-hour job | ||||||
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PARTS DISPOSITION
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| Handle the parts in accordance with your Warranty Bulletin on warranty parts handling. |
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