Containment -
Before/After
(Limited distribution)
| PRODUCT SUPPORT PROGRAM FOR INSTALLING CAMSHAFTS AND LIFTERS ON CERTAIN 793F OFF-HIGHWAY TRUCKS |
1210 1209
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PS90623 |
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.
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NOTE: |
This Containment Program can be administered either before or after a failure occurs.
In either case the decision whether to apply the Program is made by the dealer and service rep. Obtain the service reps Goodwill Approver Code
before completing the repair. EAME dealers should use their standard Industry Group specific goodwill approval codes. The Goodwill Approver Code must be included when submitting the claim. |
NOTE: |
When reporting the repair, use "PS90623" as the Part Number and "7777" as the Group Number.
If administered before failure, use "56" as Warranty Claim Description and "T" as the SIMS Description Code. If administered after failure, use "96" as 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. |
The existing camshaft can experience lobe spalling/damage on certain 793F Off-Highway Trucks. If the existing camshaft fails, it will lead to valvetrain damage and more extensive engine failure with significant downtime. |
Qty |
Part Number |
Description |
1 |
20R6740 |
CAMSHAFT AS - FRONT |
1 |
20R6742 |
CAMSHAFT AS - REAR |
32 |
20R6744 |
LEVER AS-LIFTER |
In order to allow equitable parts availability to all participating dealers, please limit your initial parts order to not exceed 28% 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.
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Install new 20R-6740 and 20R-6742 Camshafts along with 20R-6744 Lifters. Reference KENR6052 for instructions. |
Product smu/age whichever comes first |
Caterpillar |
Dealer Suggested |
Customer Suggested |
Parts % |
Labor Hrs% |
Parts % |
Labor Hrs% |
Parts % |
Labor Hrs% |
0-9000 hrs, 0-20 mo |
100.0% |
100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
NOTE: This is a 50.0-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.
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This program only covers proactive camshaft changes under 9,000hrs. All efforts should be made to schedule camshaft changes in advance such that CPRO parts orders can be placed.
Engines over 9,000hrs should reference the inspection service letter. For failures, reference applicable support programs. |
Handle the parts in accordance with your Warranty Bulletin on warranty parts handling. |
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