PRODUCT SUPPORT PROGRAM FOR INSTALLING A NEW ENGINE PRELUBE PUMP GROUP ON CERTAIN 793C OFF-HIGHWAY TRUCKS
Usage:
SEBE8736
April 12, 2004
D-89
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| before
or after failure |
PRODUCT SUPPORT PROGRAM FOR INSTALLING A NEW ENGINE PRELUBE PUMP GROUP ON CERTAIN 793C OFF-HIGHWAY TRUCKS |
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| 1307 1319 |
PS41586
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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.
Termination Date
April 30, 2006PROBLEM
The engine prelube pump group may not build up sufficient pressure before the timeout occurs on certain 793C Off-Highway Trucks. The new prelube pump, lines, and check valve will be will provide greater volume and minimize the likelihood of timeout warnings.AFFECTED PRODUCT
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| Model | Identification Number |
| 793C |
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PARTS NEEDED
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| 2 | 5C7261 | NUT |
| 3 | 7D7233 | CLIP |
| 3 | 4I9631 | NUT |
| 3 | 5K9090 | SEAL-O RING |
| 4 | 4L6454 | BOLT |
| 2 | 4L9337 | BOLT |
| 2 | 7M8485 | SEAL-O-RING |
| 1 | 2S4078 | SEAL-O RING |
| 3 | 8T4196 | BOLT |
| 2 | 8T4224 | WASHER-HARD |
| 6 | 8T4896 | WASHER-HARD |
| 2 | 8T7547 | BOLT |
| 1 | 9T2553 | VALVE GP-CHE |
| 2 | 6V8400 | SEAL-O RING |
| 1 | 6V9008 | ELBOW-90 DEG |
| 1 | 6V9009 | ELBOW-90 DEG |
| 1 | 6V9854 | ELBOW-SWIVEL |
| 3 | 7X7729 | WASHER |
| 1 | 338248 | CLIP |
| 1 | 1173034 | ELBOW-45 DEG |
| 2 | 1906123 | CLAMP |
| 2 | 1906124 | CLAMP |
| 1 | 2285112 | PUMP GP |
| 1 | 2342430 | COVER |
| 1 | 2513283 | HOSE AS (Dealer Fabricated) |
| 1 | 2513284 | HOSE AS (Dealer Fabricated) |
ACTION REQUIRED
Refer to the Service Magazine article titled "A New Prelube Pump Is Used" to install the new higher volume pump and related parts.SERVICE CLAIM ALLOWANCES
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PARTS DISPOSITION
Handle the parts in accordance with your Warranty Bulletin on warranty parts handling.Caterpillar Information System:
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