Before/After
| PRODUCT SUPPORT PROGRAM FOR UPDATING THE STEERING AND FAN DRIVE OIL COOLING SYSTEM ON CERTAIN 793D OFF-HIGHWAY TRUCKS |
1380 |
PS43177 |
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 "PS43177" 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: |
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 21Oct2010 Service Letter. Changes have been made to the Parts Needed to correct the quantity of the 8T-4136 Bolt. |
The existing steering pump and fan pump seals can leak on certain 793D Off-Highway Trucks. This change will reduce the oil temperature to extend the life of these seals. |
Qty |
Part Number |
Description |
2 |
2H2665 |
SEAL-O-RING |
1 |
3J1907 |
SEAL-O-RING |
2 |
5P7470 |
CLIP |
2 |
5P7471 |
CLIP |
2 |
5P7703 |
GROMMET |
2 |
6J2680 |
SEAL-O RING |
5 |
6N3303 |
HOSE |
3 |
6V1575 |
CLIP |
3 |
6V1576 |
CLIP |
3 |
6V1877 |
GROMMET |
1 |
6V6782 |
CLIP-TOP |
1 |
6V6783 |
CLIP-BOTTOM |
2 |
7X7729 |
WASHER |
1 |
8R7783 |
BOSS |
12 |
8T4121 |
WASHER-HARD |
2 |
8T4133 |
NUT |
6 |
8T4136 |
BOLT |
2 |
8T4139 |
BOLT |
1 |
8T4194 |
BOLT |
6 |
8T4195 |
BOLT |
2 |
8T4223 |
WASHER-HARD |
1 |
8T4244 |
NUT-HEX |
20 |
8T4984 |
CLAMP-BAND |
1 |
9C6809 |
BLOCK |
1 |
9S4191 |
PLUG-STOR |
1 |
1327527 |
BLOCK |
1 |
1336201 |
BLOCK |
1 |
3500046 |
TUBE AS |
2 |
3500052 |
PLATE |
1 |
3500053 |
TUBE |
1 |
3529839 |
HOSE AS |
1 |
3545932 |
TUBE AS |
1 |
3545933 |
TUBE |
1 |
3545934 |
TUBE |
1 |
3605925 |
TUBE AS |
1 |
3605926 |
TUBE AS |
1 |
3607502 |
PANEL AS |
1 |
3607504 |
BRACKET AS |
Note: Use a 350-0046 Tube Assembly in place of the 354-5932 Tube Assembly if the machine was updated per Special Instruction, REHS3422. |
See Special Instruction REHS4251 "Procedure to Improve the Water Lines Group for the 793D Off-Highway Trucks". |
Product smu/age whichever comes first |
Caterpillar |
Dealer Suggested |
Customer Suggested |
Parts % |
Labor Hrs% |
Parts % |
Labor Hrs% |
Parts % |
Labor Hrs% |
0-12000 hrs, 0-24 mo |
100.0% |
100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
12001-24000 hrs, 25-48 mo |
33.0% |
50.0% |
0.0% |
0.0% |
50.0% |
50.0% |
NOTE: This is a 16.0-hour job
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Handle the parts in accordance with your Warranty Bulletin on warranty parts handling. |
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