PRODUCT IMPROVEMENT PROGRAM FOR REWORK OF THE 294-1287 STICK ASSEMBLY ON CERTAIN 374D EXCAVATORS Caterpillar

PRODUCT IMPROVEMENT PROGRAM FOR REWORK OF THE 294-1287 STICK ASSEMBLY ON CERTAIN 374D EXCAVATORS

Usage:

TEBE0805-00

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15Jan2014

U-24

A-15

D-23

O-22

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*Priority*	PRODUCT IMPROVEMENT PROGRAM FOR REWORK OF THE 294-1287 STICK ASSEMBLY ON CERTAIN 374D EXCAVATORS
6502		PI32289

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NOTE:

This Program must be administered as soon as possible. When reporting the repair, use "PI32289" 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 "PI32289" 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
31Jul2014	31Jan2015

PROBLEM

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The 294-1287 Stick Assembly may crack from the toe end of the butt weld of the side plates on certain 374D Excavators. This failure is due to excessive stress raised there.

AFFECTED PRODUCT

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Model

Identification Number

374D L

PAP00121-00123, 129, 134-137, 141-142, 148, 154-155, 157, 164-167, 169-170, 180, 184-185, 187, 189, 195-197, 210, 213, 224, 227, 229, 231, 233, 239, 241, 248, 251, 254, 257, 261, 264, 270, 277-279, 286, 290, 292, 294, 296, 300, 302, 307-308, 311, 329, 332

PAS00134-00136, 435, 461-462

PAX00120, 142-144, 148-149, 157, 301, 313, 333, 337, 358-359, 384-385, 387-389, 394, 418, 425, 428-429, 431, 434-436, 442-444, 446, 448-449, 453-454

PARTS NEEDED

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No parts needed for this program

ACTION REQUIRED

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Grind the weld toe end of the butt weld of the side plates smooth to the side plate.

The orientation angle should be finished less than 30 degrees all along the weld toe end and over grinding of the side plate should be allowed up to 0.8 mm.

Refer to Image1 for the location of the butt weld.

Refer to Image2 for the grinding finish requirements.

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Image1

Image2

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 4.0-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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EXAMPLE COPY OF OWNER NOTIFICATION

XYZ Corporation
3240 Arrow Drive
Anywhere, YZ 99999

PRIORITY - PRODUCT IMPROVEMENT PROGRAM FOR REWORK OF THE 294-1287 STICK ASSEMBLY

MODELS INVOLVED - CERTAIN 374D EXCAVATORS

Dear Cat Product Owner:

The 294-1287 Stick Assembly needs to be reworked on the products listed below. The existing 294-1287 Stick Assembly can crack from the butt weld of the side plate. 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 15Jan2014 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 15Jan2014 Service Letter