PRODUCT SUPPORT PROGRAM FOR REPLACING THE BACKHOE BUCKET GUIDES AND MOUNTING PIN ON CERTAIN 428E, 432E AND 434E BACKHOE LOADERS Caterpillar

PRODUCT SUPPORT PROGRAM FOR REPLACING THE BACKHOE BUCKET GUIDES AND MOUNTING PIN ON CERTAIN 428E, 432E AND 434E BACKHOE LOADERS [REBE2099]

IMPLEMENTS

LINKAGE GP

PRODUCT SUPPORT PROGRAM FOR REPLACING THE BACKHOE BUCKET GUIDES AND MOUNTING PIN ON CERTAIN 428E, 432E AND 434E BACKHOE LOADERS

REBE2099-00

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11Sep2007

M610

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Before/After (Limited distribution)	PRODUCT SUPPORT PROGRAM FOR REPLACING THE BACKHOE BUCKET GUIDES AND MOUNTING PIN ON CERTAIN 428E, 432E AND 434E BACKHOE LOADERS
6513		PS42508

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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 "PS42508" 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 AVSpare product analyst.

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TERMINATION DATE

30Sep2009

PROBLEM

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The existing JCB style Backhoe Bucket Linkage can fail on certain 428E, 432E and 434E Backhoe Loaders. The main pin which the guides mount to can seize, resulting in damage to the guides and the head of the pin. The mounting pin and guides need to be replaced.

AFFECTED PRODUCT

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Model	Identification Number
428E	SNL01070-01073, 1235, 1244-1246, 1251-1252, 1256, 1259, 1262-1271, 1273-1278
432E	BXE00914-00920, 1013-1014, 1017, 1019-1022, 1107, 1333, 1341-1345, 1348-1349, 1352, 1354-1359, 1363, 1604

PARTS NEEDED

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Qty	Part Number	Description
2	3B8489	FITTING
1	6V4364	RING-RETAINING
4	9R1510	WASHER
1	3084663	PLATE AS.-RH
1	3084664	PLATE AS.-LH
1	3084665	PIN

ACTION REQUIRED

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Before Failure: Refer to the attached Rework Procedure. Use "56" as the Warranty Claim Description Code and "T" as the SIMS Description code.

After Failure: Refer to the attached Rework Procedure. Use "96" as the Warranty Claim Description Code, and "Z" as the SIMS Description Code.

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SERVICE CLAIM ALLOWANCES

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Product smu/age whichever comes first	AVSpare		Dealer Suggested		Customer Suggested
Product smu/age whichever comes first	Parts %	Labor Hrs%	Parts %	Labor Hrs%	Parts %	Labor Hrs%
0-2000 hrs, 0-18 mo	100.0%	100.0%	0.0%	0.0%	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.

Rework Procedure

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1. Remove the hoe bucket. Extend the e-stick slightly and support the bucket end of the e-stick on a suitable stand.
2. Remove pins 1 & 2 and remove the tipping link and bucket cylinder. Retract the bucket cylinder.
3. Remove circlip and washers (3) and the LHS guide.

Image1.1.1

4. Remove existing mounting pin and RHS guide. Replace existing pin with new pin (4). Note: This mounting pin also retains the e-stick extension cylinder. It may be necessary to work the extension cylinder to allow the existing pin to be extracted and for the new pin to be installed.