PRODUCT SUPPORT PROGRAM FOR REMOVING THE 334-5941 POWER MODULE ON CERTAIN C175-16 ELECTRIC POWER GENERATOR SETS Caterpillar

PRODUCT SUPPORT PROGRAM FOR REMOVING THE 334-5941 POWER MODULE ON CERTAIN C175-16 ELECTRIC POWER GENERATOR SETS

Usage:

REBE6875-00

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28Mar2011

U-120

A-100

D-111

O-115

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*Before/After*	PRODUCT SUPPORT PROGRAM FOR REMOVING THE 334-5941 POWER MODULE ON CERTAIN C175-16 ELECTRIC POWER GENERATOR SETS
7426 4460 7400 1439 1919 7750		PS43256

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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 "PS43256" 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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TERMINATION DATE

31Mar2013

PROBLEM

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The existing 334-5941 Power Module that supplies electrical power to the controller for the Fuel Control Valve (FCV), can fail internally and cause the engine to shut down.

AFFECTED PRODUCT

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Model	Identification Number
C175-16	WYB00100-00112, 114-118, 124-129, 131, 135-136, 138-428

PARTS NEEDED

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Qty	Part Number	Description
3	5P5623	WIRE-ELECTRICAL
3	9X3401	PIN-CONNECTOR
1	9X3402	SOCKET-CONNECTOR
In order to allow equitable parts availability to all participating dealers, please limit your initial parts order to not exceed 15% 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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1. Remove the 334-5941 power module.

2. Rewire the connection to the Fuel Control Valve to allow the Engine Electronic Control Module (ECM) to provide power to the FCV.

Refer to attached Rework Procedure for details.

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SERVICE CLAIM ALLOWANCES

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Product smu/age whichever comes first	Caterpillar		Dealer Suggested		Customer Suggested
Product smu/age whichever comes first	Parts %	Labor Hrs%	Parts %	Labor Hrs%	Parts %	Labor Hrs%
0-20000 hrs, 0-60 mo	100.0%	100.0%	0.0%	0.0%	0.0%	0.0%

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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.

Rework Procedure

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1. Refer to the C175 Disassembly and Assembly Guide RENR7466 for instructions on how to access the engine ECM Panel.

2. Disconnect the wire harness connection to the power module (4).

3. Remove the power module (4).

4. Reinstall the bolts, washers, and nuts to prevent potential water entry through the mounting holes.

Image1.1.1

5. Disconnect and remove wires 35 and 36 at the power connector (3).

6. Disconnect and remove wires 16 and 17 at the RH rail connector (2).

Image1.2.1

7. Connect a 16ga black wire between pin 6 of the ECM J2 connector (1) and pin 16 of the RH rail connector (2).

8. Connect a 16ga black wire between power connector pin 36 and RH rail connector pin 17.

NOTE: Terminate the new wires with the appropriate 9X-3401 or 9X-3402 Connectors.

Refer to Image1.3.1 and Image1.3.2.