PRODUCT IMPROVEMENT PROGRAM FOR REWORKING THE 329-4394 WIRING HARNESS ON CERTAIN G3520E GENERATOR SETS Caterpillar

PRODUCT IMPROVEMENT PROGRAM FOR REWORKING THE 329-4394 WIRING HARNESS ON CERTAIN G3520E GENERATOR SETS

Usage:

REBE9609-01

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23Jul2013

(Revised 26Jul2013)

U-328

O-276

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*Priority*	PRODUCT IMPROVEMENT PROGRAM FOR REWORKING THE 329-4394 WIRING HARNESS ON CERTAIN G3520E GENERATOR SETS
1000 1408 1901		PI32204

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NOTE:

This Program must be administered as soon as possible. When reporting the repair, use "PI32204" as the Part Number and "7751" as the Group Number, "56" as the Warranty Claim Description Code and "T" as the SIMS Description code. Exception: If the repair is done after failure, use "PI32204" as the Part Number, "7751" as the Group Number, "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 23Jul2013 Service Letter. A change was made to the SMCS Codes.

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COMPLETION DATE	TERMINATION DATE
31Jan2014	31Jul2014

PROBLEM

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The 329-4394 Wiring Harness is incorrectly wired on certain G3520E Generator Sets. The Multi-Dynamics Select Input wire is the wrong location and will cause a 1167-2 EPG Circuit Breaker: erratic, intermittent, or incorrect diagnostic to become active in Cat ET.

AFFECTED PRODUCT

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Model	Identification Number
G3520E	GZE00213, 215

PARTS NEEDED

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No parts needed for this program

ACTION REQUIRED

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Follow all safety rules and steps to properly prepare the generator set for service. Refer to the Operation and Maintenance Manual, "Safety Section".

Disable and isolate the electrical system before beginning this repair.

The 329-4394 Wiring Harness must be reworked.
Relocate the Multi-Dynamics Select Input wire (WIRE ID A320-A009, Wire Color = Pink, Wire Gage = 18AWG) from J1-56 and move the wire to J1-11 on the Primary ECM.
Refer to Schematic, KENR5934 for connector and pin locations.

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OWNER NOTIFICATION

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Owners in the following countries will receive the attached Owner Notification:
US
Canada

SERVICE CLAIM ALLOWANCES

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Caterpillar		Dealer Suggested		Customer Suggested
Parts %	Labor Hrs%	Parts %	Labor Hrs%	Parts %	Labor Hrs%
100%	100%	0%	0%	0%	0%

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NOTE: This is a 0.5-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.

MAKE EVERY EFFORT TO COMPLETE THIS PROGRAM AS SOON AS POSSIBLE.

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EXAMPLE COPY OF OWNER NOTIFICATION

XYZ Corporation
3240 Arrow Drive
Anywhere, YZ 99999

PRIORITY - PRODUCT IMPROVEMENT PROGRAM FOR REWORKING THE 329-4394 WIRING HARNESS ON CERTAIN G3520E GENERATOR SETS

MODELS INVOLVED - G3520E

Dear Cat Product Owner:

The ECM wiring harness needs to be reworked on the products listed below. The existing wiring harness will not allow the circuit breaker status function to work properly until corrected. You will not be charged for the service performed.

Contact your local Cat dealer immediately to schedule this service. The dealer will advise you of the time required to complete this service.

If you are no longer the owner of this product(s), please contact your local Cat dealer so that our records can be updated.

Please refer the dealer to their Service Letter dated 23Jul2013 when scheduling this service.

We regret the inconvenience this may cause you, but urge you to have this service performed as soon as possible to prevent unscheduled downtime.

Caterpillar Inc.

Identification #(s)

Attached to 23Jul2013 Service Letter