PRODUCT SUPPORT PROGRAM FOR INSPECTING AND REPLACING IF NECESSARY THE SWING DRIVE BOLTS ON CERTAIN 330D L EXCAVATORS
Usage:
REBE2123-00
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| 30Aug2007 |
U-423
A-349
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| Before/After | PRODUCT SUPPORT PROGRAM FOR INSPECTING AND REPLACING IF NECESSARY THE SWING DRIVE BOLTS ON CERTAIN 330D L EXCAVATORS |
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| 5459 4050 | PS42497 |
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| NOTE: | This Program must be administered either before or after failure. In either case the decision whether to apply the Program is made by the dealer. When reporting the repair, use "PS42497" as the Part Number and "7755" as the Group Number. If administered before failure, use "56" as the Warranty Claim Description Code and "T" as the SIMS Description code. If administered after failure, use "96" as the Warranty Claim Description Code, and "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 |
| 31Aug2009 |
PROBLEM
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| The existing bolts holding the swing drive housing may loosen on certain 330D L Excavators. The torque needs to be checked on the existing bolts in order to prevent extensive damage to the swing drives, swing gear and upper frame. |
AFFECTED PRODUCT
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| Model | Identification Number |
| 330D L | B6H00100-00489, 491-498, 500-516, 519, 525, 531 JLP00102-00147, 149-164, 166-172, 174-177, 179-190, 193-194, 199, 202, 206, 208-211, 213-222, 224-226, 228-229 |
PARTS NEEDED
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Qty |
Part Number | Description |
| 23 | 7X2576 | BOLT - (If Required) |
| 23 | 8T4167 | WASHER-HARD - (If Required) |
ACTION REQUIRED
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| Refer to Disassembly and Assembly Manual, RENR8648, for the swing drive removal and installation. 1. The (23) 7X-2576 Bolts that hold the swing drive housing need to be inspected to verify that the bolts are tightened to the correct torque of 900 +/- 100 Nm (664 +/- 74 lbft). 2. If one or more bolts are tightened to a torque below 800 Nm, the (23) 7X-2576 Bolts and the (23) 8T-4167 Washers must be replaced with new bolts and new washers. Apply sealant to thread (Loctite Product 242) and tighten the bolts to a torque of 900 +/- 100 Nm (664 +/- 74 lbft). Note: Clean up the threads on the upper frame and remove any dirt such as paint, debris, grease, etc, from the mating surfaces. |
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SERVICE CLAIM ALLOWANCES
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| NOTE: This is a 1.0-hour job | ||||||
| NOTE: An additional 2.0 labor hours can be claimed for replacement of the bolts and washers. |
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PARTS DISPOSITION
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| Handle the parts in accordance with your Warranty Bulletin on warranty parts handling. |
Caterpillar Information System:
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