PRODUCT SUPPORT PROGRAM FOR REPLACING THE CRANKSHAFT ON CERTAIN C4.4 INDUSTRIAL ENGINES
Usage:
TEBE2933-01
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| 14May2015 |
| (Revised 19Jun2015) |
U-238
O-196
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| Before/After | PRODUCT SUPPORT PROGRAM FOR REPLACING THE CRANKSHAFT ON CERTAIN C4.4 INDUSTRIAL ENGINES |
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| 1202 1204 | PS44739 |
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| 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 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 "PS44739" 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. |
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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. |
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| NOTE: | This Revised Service Letter replaces the 14May2015 Service Letter. Changes have been made to the Affected Product. |
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TERMINATION DATE |
| 31May2017 |
PROBLEM
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| The existing piston rod bearings can suffer from inadequate lubricating oil film thickness on certain C4.4 Industrial Engines under certain conditions. This can lead to piston rod bearing failure. |
AFFECTED PRODUCT
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| Model | Identification Number |
| C4.4 | 44801025, 2002, 4648, 4907, 5174, 5509, 6212, 6838-6839, 7097-7098, 7580-7582, 7943, 8029, 8091-8101, 8254, 8284, 8358, 8981 JKT00044 |
PARTS NEEDED
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Qty |
Part Number | Description |
| 1 | 1B8736 | KEY-WOODRUFF |
| 1 | 7W2326 | FILTER AS-OIL |
| 1 | 0676213 | GASKET |
| 4 | 1857149 | BOLT-FLANGE HEAD |
| 1 | 2256005 | GASKET |
| 1 | 2327449 | HOUSING AS |
| 3 | 2767394 | SCREW-BUTTON HD |
| 1 | 2773013 | SEAL-OIL FRONT |
| 1 | 3199361 | GASKET |
| 1 | 3357585 | SEAL |
| 1 | 3381402 | GEAR CRANKSHAFT |
| 1 | 3398780 | DOWEL |
| 1 | 3447219 | SEAL |
| 1 | 3532324 | GASKET-FRONT CVR |
| 1 | 3538578 | GASKET |
| 1 | 3578722 | GASKET |
| 1 | 3603986 | KIT-BEARING |
| 1 | 3603988 | KIT-BEARING |
| 1 | 3645145 | KIT-WASHER |
| 1 | 3764078 | TIMING DISC |
| 1 | 4664921 | CRANKSHAFT |
| 1 | BULK_COOLANT | CAT ELC as needed - see OMM |
| 1 | BULK_OIL | CAT DEO ULS as needed - see OMM |
| 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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ACTION REQUIRED
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| Replace the crankshaft. Remove engine from the machine. Remove the front housing. Refer to KENR9120 Disassembly and Assembly, "Housing (Front) - Remove - Heavy Duty Housing (Front)" for the correct procedure. Remove the rocker shaft and pushrods. Refer to KENR9120 Disassembly and Assembly, "Rocker Shaft and Pushrod - Remove" for the correct procedure. Remove the crankshaft rear seal. Refer to KENR9120 Disassembly and Assembly, "Crankshaft Rear Seal - Remove" for the correct procedure. Remove the crankshaft. Refer to KENR9120, Disassembly and Assembly, "Crankshaft - Remove" for the correct procedure. Install a new 3645817 Crankshaft Group. Refer to KENR9120, Disassembly and Assembly, "Crankshaft - Install" for the correct procedure. Install a new oil filter and refill with new oil in accordance with the Operation and Maintenance Manual SEBU8606-01 or higher revision. |
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SERVICE CLAIM ALLOWANCES
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0-24 mo |
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| NOTE: This is a 27.5-hour job | ||||||
| Service Claim Allowance includes 8 hours to remove engine from machine, 11.5 hours to replace crankshaft, and 8 hours to refit engine in machine. |
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PARTS DISPOSITION
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| Handle the parts in accordance with your Warranty Bulletin on warranty parts handling. |
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