PRODUCT IMPROVEMENT PROGRAM FOR ADDING NEW SOFTWARE TO CERTAIN 3512C PETROLEUM WELL SERVICING ENGINES Caterpillar

PRODUCT IMPROVEMENT PROGRAM FOR ADDING NEW SOFTWARE TO CERTAIN 3512C PETROLEUM WELL SERVICING ENGINES

Usage:

REBE2556-00

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25Sep2007

U-482

A-394

O-414

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*Priority*	PRODUCT IMPROVEMENT PROGRAM FOR ADDING NEW SOFTWARE TO CERTAIN 3512C PETROLEUM WELL SERVICING ENGINES
7620 1901 1902		PI31355

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NOTE:

This Program must be administered as soon as possible. When reporting the repair, use "PI31355" 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 "PI31355" 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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COMPLETION DATE	TERMINATION DATE
31Mar2008	30Sep2008

PROBLEM

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There is an application issue resulting in poor combustion from low inlet manifold temperatures in arctic conditions.

AFFECTED PRODUCT

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Model	Identification Number
3512C	R1A00100-00101, 103-109, 111-127, 129-145, 148, 151-152, 154, 156-261
SPF343C	RTX00100-00184

PARTS NEEDED

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Qty	Part Number	Description
1	3105961	SOFTWARE GP-ELEK
1	3105962	SOFTWARE GP-ELEK
1	3105964	SOFTWARE GP-ELEK

ACTION REQUIRED

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Engine flashfile software needs to be updated. Refer to attached Rework Procedure.

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OWNER NOTIFICATION

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U.S. and Canadian owners will receive the attached Owner Notification.

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 1.0-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.

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

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COPY OF OWNER NOTIFICATION FOR U.S. AND CANADIAN OWNERS

XYZ Corporation
3240 Arrow Drive
Anywhere, YZ 99999

PRIORITY - PRODUCT IMPROVEMENT PROGRAM FOR ADDING NEW SOFTWARE TO CERTAIN 3512C PETROLEUM WELL SERVICING ENGINES

MODELS INVOLVED - Certain 3512C Petroleum Well Servicing Engines

Dear Caterpillar Product Owner:

The software needs to be replaced on the products listed below. The existing software can result in less than optimal performance due to poor combustion characteristics. You will not be charged for the service performed.

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

Please refer the dealer to their Service Letter dated 25Sep2007 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 25Sep2007 Service Letter

Rework Procedure

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(1) Identify the current flash file for the appropriate engine using TMI.

(2) Using the list below as a reference, download the appropriate new flash file from TMI/SIS web.

Old ------------ New
2712048 -------- 3105964
2843091 -------- 3105961
2843092 -------- 3105962
2844806 -------- 3105962
2844807 -------- 3105962
2949325 -------- 3105962
2949599 -------- 3105961
3042340 -------- 3105961

(3) Install new software (flash file) into the engine ECM using Cat Electronic Technician (CAT ET).

(4) Start and run the engine to ensure proper performance and function of the new software.