PRODUCT SUPPORT PROGRAM FOR REPLACING THE CONNECTING ROD BEARINGS ON CERTAIN G3606, G3608, G3612, AND G3616 ENGINES
Usage:
REBE6342-00
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| 05Aug2010 |
U-302
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| Before/After | PRODUCT SUPPORT PROGRAM FOR REPLACING THE CONNECTING ROD BEARINGS ON CERTAIN G3606, G3608, G3612, AND G3616 ENGINES |
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| 1225 | PS43136 |
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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 "PS43136" 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 |
| 31Aug2012 |
PROBLEM
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| The existing 1927870/">192-7870 Connecting Rod Bearing can experience delamination (flaking) of the Lead Tin Overlay on bearings with specific date codes. If the bearing overlay does experience delamination it could result in a bearing failure and damage to the crankshaft. The affected date codes for the bearings are: 5UUNO UOEO UF 5UUNO UOEK UG 5UUNO NURL UI |
AFFECTED PRODUCT
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| Model | Identification Number |
| *******Group 1******* | |
| G3616 | BLB00215, 596-597, 613, 616-617 |
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| *******Group 2******* | |
| G3606 | 4ZS01295-01297 |
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| *******Group 3******* | |
| G3608 | BEN00632 |
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| *******Group 4******* | |
| G3612 | 1YG00238-00239 BKE00224-00225, 560, 563 |
PARTS NEEDED
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Qty |
Part Number | Description |
| *******Group 1******* | ||
| 16 | 1927870 | BEARING-CONN ROD |
| 64 | 2050640 | NUT |
| 64 | 3554969 | BOLT-CONN ROD |
| 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. | ||
| *******Group 2******* | ||
| 6 | 1927870 | BEARING-CONN ROD |
| 24 | 2050640 | NUT |
| 24 | 3554969 | BOLT-CONN ROD |
| 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. | ||
| *******Group 3******* | ||
| 8 | 1927870 | BEARING-CONN ROD |
| 32 | 2050640 | NUT |
| 32 | 3554969 | BOLT-CONN ROD |
| 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. | ||
| *******Group 4******* | ||
| 12 | 1927870 | BEARING-CONN ROD |
| 48 | 2050640 | NUT |
| 48 | 3554969 | BOLT-CONN ROD |
| 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
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| Remove connecting rod bearings, that are documented to have the following date codes, from all cylinders: 5UUNO UOEO UF____(###NO #### UF) 5UUNO UOEK UG____(###NO #### UG) 5UUNO NURL UI____(###NO #### UI) Verify the date codes (see Image1). Determine the year (A) and month (B) positions as shown in Image1. The other information contained wihtin the code may vary. Flaking will appear similar to the bearing shown in Image 2. NOTE: Retain all removed bearings and contact your product support representative after completion of the bearing replacements. Replace the affected rod bearings, rod bolts, and rod nuts. Include the use of 334-0519 Moly Lube used during the tightening process per the specification manual RENR5907. |
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| Image1 |
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| Image2 |
SERVICE CLAIM ALLOWANCES
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