PRODUCT IMPROVEMENT PROGRAM FOR RIGHT HAND CONVEYOR HOSES ON CERTAIN AP555F AND AP500F ASPHALT PAVERS Caterpillar

PRODUCT IMPROVEMENT PROGRAM FOR RIGHT HAND CONVEYOR HOSES ON CERTAIN AP555F AND AP500F ASPHALT PAVERS

Usage:

TEBE4775-00

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06Jun2016

U-293

O-257

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Priority	PRODUCT IMPROVEMENT PROGRAM FOR RIGHT HAND CONVEYOR HOSES ON CERTAIN AP555F AND AP500F ASPHALT PAVERS
5057		PI32638

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NOTE:

Caterpillar’s obligations under this Service Letter are subject to, and shall not apply in contravention of, the laws, rules, regulations, directives, ordinances, orders, or statutes of the United States, or of any other applicable jurisdiction, without recourse or liability with respect to Caterpillar.

NOTE:

This Program must be administered as soon as possible. When reporting the repair, use "PI32638" 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 "PI32638" 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
31Dec2016	30Jun2017

PROBLEM

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The hoses for right hand conveyor drive motor need to be replaced on certain AP555F and AP500F Asphalt Pavers. The existing hoses have a recommended working pressure limit below the maximum working pressure of the circuit.

AFFECTED PRODUCT

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Model	Identification Number
*****Group 1*****
AP500F	44900109-00112

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*****Group 2*****
AP555F	AP500101, 121-122, 126-128, 130, 133

PARTS NEEDED

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Qty	Part Number	Description
*****Group 1*****
4	6V9746	SEAL-O-RING-ORFS
1	5127481	HOSE AS
1	5127482	HOSE AS
1	HYD_OIL	HYD OIL (See OMM)
In order to allow equitable parts availability to all participating dealers, please limit your initial parts order to not exceed 38% 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*****
4	6V9746	SEAL-O-RING-ORFS
1	5127481	HOSE AS
1	5127482	HOSE AS
1	HYD_OIL	HYD OIL (See OMM)
In order to allow equitable parts availability to all participating dealers, please limit your initial parts order to not exceed 38% 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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Refer to the Service Manual if/as necessary and see the rework procedure to replace the two hoses for the right hand conveyor drive motor.

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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 4.5-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 3.5-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 RIGHT HAND CONVEYOR HOSES ON CERTAIN AP555F AND AP500F ASPHALT PAVERS

MODELS INVOLVED - AP555F and AP500F Asphalt Pavers

Dear Cat Product Owner:

The hoses for the right hand conveyor need to be replaced on the products listed below. The existing hoses have a recommended working pressure limit below the maximum working pressure of the circuit. 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 06Jun2016 when scheduling this service.

We regret the inconvenience this may cause you, and urge you to have this service performed as soon as possible to prevent unscheduled downtime.

Caterpillar Inc.

Identification #(s)

Attached to 06Jun2016 Service Letter

Rework Procedure

Prevent the machine from movement. Park the machine on a level surface.

Attach a "Do Not Operate" warning tag or a similar warning tag to the start switch before you service the equipment . These warning tags (Special Instruction, SEHS7332) are available from your Caterpillar dealer.

The two hoses that need to be replaced (11) and (12) run from the right hand conveyor motor to the right hand conveyor pump.

These hoses are accessed from the right hand side door and the front access doors.

On Group 1 machines the right hand fender, tool box and auxiliary spray pump (optional) need to be removed to access the clamp used to secure these hoses.

Remove the guards, and clamps as necessary to remove hose assemblies (11) and (12).
Install hose assemblies(11) and (12) in the reverse order of removal.

For Group 1 machines reinstall the fender, tool box and auxiliary spray pump (optional)

Check the level of the hydraulic fluid. Refer to Operation and Maintenance Manual, Hydraulic System Oil Level - Check for the correct procedure.