Usage:
07Dec2016 |
After Failure Only | PRODUCT SUPPORT PROGRAM FOR REPLACEMENT OF THE SIGNAL LINE HOSE ASSEMBLY ON CERTAIN 424B BACKHOE LOADERS |
|
5057 | PS53355 |
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 "PS53355" 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. |
TERMINATION DATE |
31Dec2018 |
PROBLEM
The existing 4736142/">473-6142 Signal Hose Assembly may fail at the crimping joint, and leak hydraulic oil, on certain 424B Backhoe Loaders. If the existing 4736142/">473-6142 fails, it can be replaced with a new 4736142/">473-6142 Signal Hose Assembly made with an updated crimping specification. |
AFFECTED PRODUCT
Model | Identification Number |
424B | JRN02150-03899 |
424B HD | JRY01030-01475 |
PARTS NEEDED
Qty |
Part Number | Description |
1 | 4736142 | HOSE AS |
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. |
ACTION REQUIRED
Replace the existing 4736142/">473-6142 Signal Hose Assembly, with a new 4736142/">473-6142 Hose Assembly, manufactured with revised crimping specifications (crimp diameter 17.2 +/- 0.13), when the existing signal hose assembly fails at the crimping joints. Note: Ensure that all safety information, warnings, and instructions are read and understood before any operation or any maintenance procedures are performed. Refer to the Operation and Maintenance Manual "Safety Section". Refer to the Service Manual if/as necessary. |
SERVICE CLAIM ALLOWANCES
0-24 mo |
NOTE: This is a 1.0-hour job | ||||||
Note: Attach failure hose images to the SIMSi claim. Note: Dealers can use this Service Letter program only for crimping joint leak failures on the 4736142/">473-6142 Signal Hose Assembly. |
PARTS DISPOSITION
Handle the parts in accordance with your Warranty Bulletin on warranty parts handling. |