PRODUCT IMPROVEMENT PROGRAM FOR INSPECTING THE ENGINE COOLING FAN BLADE ORIENTATION ON CERTAIN CB-434D, CB-534D, AND CB-564D ASPHALT COMPACTORS Caterpillar

PRODUCT IMPROVEMENT PROGRAM FOR INSPECTING THE ENGINE COOLING FAN BLADE ORIENTATION ON CERTAIN CB-434D, CB-534D, AND CB-564D ASPHALT COMPACTORS

Usage:

REBE4339-00

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11Sep2008

U-464

A-378

D-386

O-425

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*Priority*	PRODUCT IMPROVEMENT PROGRAM FOR INSPECTING THE ENGINE COOLING FAN BLADE ORIENTATION ON CERTAIN CB-434D, CB-534D, AND CB-564D ASPHALT COMPACTORS
1356 1353 1351		PI31556

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NOTE:

This Program must be administered as soon as possible. When reporting the repair, use "PI31556" 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 "PI31556" 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
31Mar2009	30Sep2009

PROBLEM

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The 142-3391 and 194-2888 Engine Cooling Fan Blades need to be inspected on certain CB-434D, CB-534D, and CB-564D Asphalt Compactors. The existing cooling fan blade may be installed in the incorrect orientation, which may result in engine overheating.

AFFECTED PRODUCT

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Model	Identification Number
CB-434D	CNH00936-00942, 944-966
CB-534D	EAA00665-00685 FGH00858-00863, 865-869, 871
CB-564D	C6D00221-00230

PARTS NEEDED

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No parts needed for this program

ACTION REQUIRED

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Refer to the 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 0.5-hour job
This is a .5-hour job to inspect the fan blade orientation. When required, an additional 2 hours will be allowed to change the fan orientation.

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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 INSPECTING THE ENGINE COOLING FAN BLADE ORIENTATION ON CERTAIN CB-434D, CB-534D, AND CB-564D ASPHALT COMPACTORS

MODELS INVOLVED - CB-434D, CB-534D, CB-534D XW, CB-564D

Dear Caterpillar Product Owner:

The 142-3391 and 194-2888 engine cooling fan blades need to be inspected on the products listed below. The existing cooling fan blade may be installed in the incorrect orientation, which may result in engine overheating.

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 11Sep2008 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 11Sep2008 Service Letter

Rework Procedure

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Note: refer to the following disassembly and assembly manuals for instructions regarding the removal and installation of components:
For CB-434D Asphalt Compactors reference Media Number -KENR3593
For CB-534D and CB-564D Asphalt Compactors reference Media Number -KENR3613

1) Measure the distance from the leading edge of the fan blade (A) to the outer edge of the wire guard (B) as shown in the following illustration.

Image1.1.1

2) If the fan is installed correctly the distance from (A) to (B) for CB-434D machines should measure 30 millimeters. If the distance from (A) to (B) measures 45 millimeters for CB-434D Asphalt Compactors the fan will need to be removed and reinstalled in the correct orientation.

3) If the fan is installed correctly the distance from (A) to (B) for CB-534D and CB-564D machines should measure 30 millimeters. If the distance from (A) to (B) measures 50 millimeters for CB-534D and CB-564D Asphalt Compactors the fan will need to be removed and reinstalled in the correct orientation.

4) Refer to the following illustrations for further clarification of proper fan orientation.

5) For CB-434D Asphalt Compactors this side (C) of fan towards radiator. (See Image 1.2.1)