PRODUCT SUPPORT PROGRAM FOR INSPECTING THE TONG PINS ON CERTAIN 525C, 535C, AND 545C WHEEL SKIDDERS
Usage:
REBE2224-00
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| 07Aug2007 |
U-381
A-315
D-313
O-339
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| Before/After | PRODUCT SUPPORT PROGRAM FOR INSPECTING THE TONG PINS ON CERTAIN 525C, 535C, AND 545C WHEEL SKIDDERS |
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| 6307 | PS42482 |
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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 "PS42482" 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 2775765/">277-5765 Tong Pins for the grapple may have an undersized weld on certain 525C, 535C, and 545C Wheel Skidders. |
AFFECTED PRODUCT
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| Model | Identification Number |
| 525C | 52500275, 279, 281, 283, 326, 328, 334, 371-372, 388-401, 404-411, 413-414, 416-418, 420-425, 428, 431, 435, 437-438, 440-442, 445, 449-454, 460, 463, 469, 475, 487 |
| 535C | 53500260, 265-266, 270-271, 278-279 |
| 545C | 54500321, 339, 346, 352, 357-359, 362, 364, 366-367, 377, 382-383 |
PARTS NEEDED
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Qty |
Part Number | Description |
| 2 | 2775765 | PIN AS. |
ACTION REQUIRED
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| Inspect the tong pin welding between the flag and pin to determine if the welding is the correct size. Refer to the photos below for example of correct and incorrect welding. If the weld is determined to be undersized, replace the pin. Two pins must be inspected on each machine. Refer to the attached Rework Procedure. |
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SERVICE CLAIM ALLOWANCES
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0-24 mo |
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| NOTE: This is a 0.5-hour job | ||||||
| If the tong pins are determined to be defective, an additional 0.5 hour will be allowed to exchange the pins. |
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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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| Both grapple tong pins need to be inspected to ensure the welding is the correct size. Reference photo 1.1.1 for weld location. |
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| Image1.1.1 |
| An example of correct welding is shown in figure 1.2.1 |
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| Image1.2.1 |
| The weld should measure 10mm or larger in width. |
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| Image1.3.1 |
| An example of a defective weld is shown in photo 1.4.1. |
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| Image1.4.1 |
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