PRODUCT SUPPORT PROGRAM FOR REPLACING THE SOLENOID ON CERTAIN C27 PETROLEUM ENGINES
Usage:
TEBE0901-00
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31Jan2014 |
U-50
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After Failure Only | PRODUCT SUPPORT PROGRAM FOR REPLACING THE SOLENOID ON CERTAIN C27 PETROLEUM ENGINES |
|
1078 | PS52600 |
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NOTE: | This Program can only be administered after a failure occurs. The decision whether to apply the Program is made by the dealer. When reporting the repair, use "PS52600" as the Part Number and "7755" as the Group Number. Use "96" as the Warranty Claim Description Code and use "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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TERMINATION DATE |
31Jan2016 |
PROBLEM
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The existing solenoid can allow the air shut off to inadvertently close causing unwanted engine shutdowns on certain C27 Petroleum Engines. |
AFFECTED PRODUCT
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Model | Identification Number |
C27 | NAR00100-00103, 107-160 |
PARTS NEEDED
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Qty |
Part Number | Description |
1 | 4504330 | SOLENOID AS |
In order to allow equitable parts availability to all participating dealers, please limit your initial parts order to not exceed 1% 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. |
ACTION REQUIRED
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Refer to the attached Rework Procedure. |
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SERVICE CLAIM ALLOWANCES
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0-24 mo |
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NOTE: This is a 3.0-hour job | ||||||
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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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1. Before starting any work on the air shutoff ensure that the valve is in the closed position, by actuating the air shutoff through the customer controls while the engine is not operating. |
Image1.1.1 |
Image1.1.2 |
2. Locate the solenoid set screw, mark the location of the set screw, on the side of solenoid, and remove set screw, this will allow the solenoid to rotate. |
Image1.2.1 |
Image1.2.2 |
Image1.2.3 |
3. Using a large pair of slip joint pliers, place the jaws on the flats of the solenoid, unscrew the solenoid to gain access to the 4 bolts that retain the adapter. |
Image1.3.1 |
Image1.3.2 |
4. Remove the 4 bolts that retain the adapter, and remove the adapter and spring assembly. |
Image1.4.1 |
5. Install new spring assembly from 450-4330 Solenoid As. |
Image1.5.1 |
Image1.5.2 |
6. Apply loctite to the four bolts that retain the adapter in the air shut off housing and install bolts. |
Image1.6.1 |
7. Install solenoid onto adapter and tighten so that the mark made on the solenoid lines up with the set screw access groove, apply loctite to set screw, install and tighten set screw. |
Image1.7.1 |
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