PRODUCT IMPROVEMENT PROGRAM FOR REWORKING 342-7800 AND 20R-0405 ENGINE OIL SCAVENGE PUMPS IN DEALER PARTS STOCK
Usage:
TEBE7912-01
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| 05Jul2018 |
| (Revised 09Jul2018) |
U-379
A-282
D-332
O-341
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| Parts stock action only | PRODUCT IMPROVEMENT PROGRAM FOR REWORKING 342-7800 AND 20R-0405 ENGINE OIL SCAVENGE PUMPS IN DEALER PARTS STOCK |
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| 1312 7750 | PI70710 |
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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: | When submitting claim for Parts Stock Action, Use the appropriate 99Z as the s/n, the appropriate Service Letter Program Number as the Part number in the Part Causing Failure field, "7751" as the Group Number, "56" as the 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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| NOTE: | This Revised Service Letter replaces the 05Jul2018 Service Letter. Changes have been made to Action Required and Service Claim Allowances. |
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TERMINATION DATE |
| 31Oct2018 |
PROBLEM
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| The existing oil scavenge pump mounting pads can experience fretting wear during operation on certain Off-Highway Trucks. If the existing oil scavenge pump mounting pads wear excessively, the bolts can loosen and fail causing the oil scavenge pump to disengage with the crankshaft gear teeth. This can result in low oil level alarms or even gear tooth damage. |
ACTION REQUIRED
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| Rework all 342-7800 and 20R-0405 Engine Oil Scavenge Pumps in dealer parts stock. Refer to Special Instruction, M0089559, "Rework Procedure for Oil Scavenge Pump on Certain Off-Highway Truck Engines". A quantity of 4 of the following parts are used to rework each engine oil scavenge pump in dealer parts stock: 533-5073 Shim, 244-2331 Washer, 7X-3319 Hex Socket Screw |
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SERVICE CLAIM ALLOWANCES
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| Submit one claim for all engine oil scavenge pumps reworked in dealer parts stock. 4 hours are allowed for each engine oil scavenge pump that is reworked dealer parts stock. A quantity of 4 of the following parts are allowed to rework each engine oil scavenge pump in dealer parts stock: 533-5073 Shim, 244-2331 Washer, 7X-3319 Hex Socket Screw |
PARTS DISPOSITION
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| Handle the parts in accordance with your Warranty Bulletin on warranty parts handling. |
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