Before/After
Parts stock action needed
| PRODUCT SUPPORT PROGRAM FOR REPLACING THE WASTEGATE MANIFOLD ELBOW ON CERTAIN 797F OFF-HIGHWAY TRUCKS EQUIPPED A HIGH ALTITUDE ENGINE ARRANGEMENT |
1057 1061 1059 |
PS44132 |
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 "PS44132" 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. |
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. |
The existing manifold can fail on certain 797F Off-Highway Trucks equipped a high altitude engine arrangement. If the existing manifold fails it will result in an exhaust leak and loss of power. |
Qty |
Part Number |
Description |
4 |
2631174 |
CLAMP-V-BAND |
2 |
3025889 |
CLAMP-V-BAND |
16 |
3293356 |
NUT-HEX |
1 |
3489252 |
BELLOWS AS |
2 |
3656532 |
BELLOWS AS |
16 |
3692483 |
BOLT-HEX HEAD |
32 |
3694013 |
SPACER |
8 |
3748101 |
SPACER |
8 |
3748102 |
BOLT-HEX HEAD |
4 |
4409144 |
BOLT-12 POINT HD |
1 |
4483596 |
ELBOW |
In order to allow equitable parts availability to all participating dealers, please limit your initial parts order to not exceed 32% 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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****Parts Stock **** |
Rework the following engines in dealer parts stock and/or dealer exchange inventory:
797F HAA 282-2060 and 398-1020 Service Replacement C175-20 Engines built LLM00001-01284.
Refer to Special Instruction, REHS9201, "Installing the New Wastegate Elbow on C175-20 High Altitude Off-Highway Truck Engines", for the wastegate manifold elbow rework procedure |
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****Affected Product**** |
Refer to Special Instruction, REHS9201, "Installing the New Wastegate Elbow on C175-20 High Altitude Off-Highway Truck Engines", for the wastegate manifold elbow rework procedure. |
****Parts Stock**** |
Submit one claim for all engines reworked in dealer parts stock and/or dealer exchange inventory.
For 282-2060 and 398-1020 Service Replacement C175-20 Engines with the LLM, 4 hours and the parts listed in the Parts Needed will be allowed for each engine that is reworked in dealer parts stock and/or dealer exchange inventory.
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****Affected Product**** |
Product smu/age whichever comes first |
Caterpillar |
Dealer Suggested |
Customer Suggested |
Parts % |
Labor Hrs% |
Parts % |
Labor Hrs% |
Parts % |
Labor Hrs% |
0-21000 hrs, 0-36 mo |
100.0% |
100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
NOTE: This is a 6.0-hour job
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****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. |