PRODUCT IMPROVEMENT PROGRAM FOR REPLACING THE FUEL MANIFOLDS AND FUEL TUBES ON CERTAIN 3512C PETROLEUM ENGINES Caterpillar

PRODUCT IMPROVEMENT PROGRAM FOR REPLACING THE FUEL MANIFOLDS AND FUEL TUBES ON CERTAIN 3512C PETROLEUM ENGINES

Usage:

TEBE0783-00

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30May2014

U-301

D-269

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*Priority*	PRODUCT IMPROVEMENT PROGRAM FOR REPLACING THE FUEL MANIFOLDS AND FUEL TUBES ON CERTAIN 3512C PETROLEUM ENGINES
1252 1702		PI32349

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NOTE:

This Program must be administered as soon as possible. When reporting the repair, use "PI32349" 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 "PI32349" 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
30Nov2014	31May2015

PROBLEM

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The fuel manifolds and fuel tubes need to be replaced on certain 3512C Petroleum Engines. The existing fuel manifold or fuel tube does not meet what was requested when the engines were ordered.

AFFECTED PRODUCT

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Model	Identification Number
*****Group 1*****
3512C	R1A01857-01864

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*****Group 2*****
3512C HD	R1T00100-00126

PARTS NEEDED

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Qty	Part Number	Description
*****Group 1*****
24	2147568	SEAL-O-RING-STOR
24	2287089	SEAL-O-RING-ORFS
24	4489016	ADAPTER-STR
12	4507226	TUBE AS-FUEL
12	4507227	TUBE AS-FUEL
1	4507969	MANIFOLD AS-FUEL
1	4507970	MANIFOLD AS-FUEL
In order to allow equitable parts availability to all participating dealers, please limit your initial parts order to not exceed 16% 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.
*****Group 2*****
24	2147568	SEAL-O-RING-STOR
24	2287089	SEAL-O-RING-ORFS
24	4489016	ADAPTER-STR
1	4507224	MANIFOLD AS-FUEL
1	4507225	MANIFOLD AS-FUEL
12	4507226	TUBE AS-FUEL
12	4507227	TUBE AS-FUEL
In order to allow equitable parts availability to all participating dealers, please limit your initial parts order to not exceed 16% 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 fuel supply and fuel return lines from the fuel manifolds and the cylinder heads.

2. Remove both fuel adapters in each cylinder head and replace with the new 448-9016 ORFS Adapter. Ensure to install 214-7568 and 228-7089 O-rings. Tighten to 55 N-m +/- 8 N-m.

3. Remove the fuel manifold clamps located above the valve covers. Retain for reassembly.

4. Remove the bolt that is located at the end of the fuel manifold, then remove and replace the fuel manifold with new. Ensure to install 7N-6806 Seals before installing the new fuel manifolds. Tighten the bolt to 47 N-m +/- 9 N-m.

5. Install the fuel manifold clamps and tighten to 25 N-m +/- 6 N-m.

6. Install the new fuel tubes and tighten to 45 N-m +/- 5 N-m.

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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%
*****Group 1*****
100%	100%	0%	0%	0%	0%

NOTE: This is a 6.0-hour job for Group 1

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Caterpillar		Dealer Suggested		Customer Suggested
Parts %	Labor Hrs%	Parts %	Labor Hrs%	Parts %	Labor Hrs%
*****Group 2*****
100%	100%	0%	0%	0%	0%

NOTE: This is a 6.0-hour job for Group 2

PARTS DISPOSITION

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 REPLACING THE FUEL MANIFOLD AND FUEL TUBES ON CERTAIN 3512C PETROLEUM ENGINES

MODELS INVOLVED - 3512C

Dear Cat Product Owner:

The fuel manifold and fuel tubes need to be replaced on the products listed below. 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 30May2014 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 30May2014 Service Letter