PRODUCT SUPPORT PROGRAM FOR REPLACING THE ENGINE OIL PUMP ON CERTAIN 794 AC OFF-HIGHWAY TRUCKS Caterpillar


PRODUCT SUPPORT PROGRAM FOR REPLACING THE ENGINE OIL PUMP ON CERTAIN 794 AC OFF-HIGHWAY TRUCKS

Usage:

TEBE5067-00

22Dec2016


U-678
A-492
D-573

 

After Failure Only

  
 Parts stock action needed 

PRODUCT SUPPORT PROGRAM FOR REPLACING THE ENGINE OIL PUMP ON CERTAIN 794 AC OFF-HIGHWAY TRUCKS

1315 7750 1304
PS53373
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 "PS53373" 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:

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, "7755" as the Group Number, "56" as the Description Code.

NOTE:

Although this Program is to be administered as described above on the Affected Product, parts should be removed from parts stock as soon as possible.

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 engine oil pump can fail on certain 794 AC Off-Highway Trucks. If the existing oil pump fails it can result in an external oil leak or reduced oil pressure.

AFFECTED PRODUCT

Model Identification Number
794 AC MN500052-00056

MT500100-00112

PARTS NEEDED

Qty

Part Number Description
1 3E6751 SEAL-O-RING
4 5H6733 SEAL-O-RING
2 6V4249 BOLT-HEX HEAD
1 6V5055 SEAL-O-RING
1 20R6900 PUMP GP-ENG OIL
1 1076280 SEAL-O-RING
1 1121579 SEAL-O-RING
3 1313718 SEAL-O-RING
1 1776911 SEAL-O-RING
1 2352484 SEAL-LIP TYPE
2 2589926 GASKET
2 2594600 SEAL-O-RING
2 2697885 SEAL-O-RING
1 2823736 STUD-BOLT
2 3449286 RING
1 4652689 SEAL-WEAR SLEEVE
In order to allow equitable parts availability to all participating dealers, please limit your initial parts order to not exceed 1% 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

****Parts Stock ****

Rework the following engines in dealer parts stock and/or dealer exchange inventory:

794 LAA
417-8382, 417-8383, 417-8384, 417-8385 Service Replacement C175-16 Engines THR00100-124.

 
 
****Affected Product****
Refer to Disassembly and Assembly, UENR5561 for the removal and installation of the oil pump.
Image1

SERVICE CLAIM ALLOWANCES

****Parts Stock****

Submit one claim for all engines reworked in dealer parts stock and/or dealer exchange inventory.

The parts listed in the Parts Needed will be allowed for each engine that is reworked. 12 hours will be allowed for each engine that is reworked.

Include the engine serial numbers and arrangement numbers in the service claim story.

 
 
****Affected Product****
Product smu/age whichever comes first
Caterpillar
Dealer Suggested
Customer Suggested
Parts %
Labor Hrs%
Parts %
Labor Hrs%
Parts %
Labor Hrs%
0-10000 hrs,
0-24 mo 
100.0%
100.0%
0.0%
0.0%
0.0%
0.0%
10001-24000 hrs,
25-60 mo 
33.0%
50.0%
0.0%
0.0%
50.0%
50.0%
 NOTE: This is a 12.0-hour job

If there has been a previous repair, part age/hours will apply. Retain a copy of the previous repair invoice in the dealer's records for audit purposes, and specify repair date and machine hours in the "Additional Comments" section of the warranty claim.




PARTS DISPOSITION

****Parts Stock****
Handle the parts in accordance with your Warranty Bulletin on warranty parts handling.

****Affected Product****
Handle the parts in accordance with your Warranty Bulletin on warranty parts handling.

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