PRODUCT SUPPORT PROGRAM FOR REPLACING THE 2836751 ELECTRIC MOTOR GP ON CERTAIN 795F AC OFF-HIGHWAY TRUCKS Caterpillar

PRODUCT SUPPORT PROGRAM FOR REPLACING THE 2836751 ELECTRIC MOTOR GP ON CERTAIN 795F AC OFF-HIGHWAY TRUCKS

Usage:

TEBE4421-00

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22Mar2016

R120

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After Failure Only (Limited distribution)	PRODUCT SUPPORT PROGRAM FOR REPLACING THE 2836751 ELECTRIC MOTOR GP ON CERTAIN 795F AC OFF-HIGHWAY TRUCKS
1603 5927		PS53169

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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 can only be administered after a failure occurs. The decision whether to apply the Program is made by the dealer. When reporting the repair, use "PS53169" as the Part Number and "7755" as the Group Number. Use "96" as the Warranty Claim Description Code and use "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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TERMINATION DATE

31Mar2018

PROBLEM

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The existing 2836751 Electric Motor Gp. can short on certain 795F AC Off-Highway Trucks. If the Motor Gp. fails due to shorting it will cause machine downtime.

AFFECTED PRODUCT

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Model	Identification Number
795F AC	ERM00168-00169, 205, 264, 270-276

PARTS NEEDED

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Qty	Part Number	Description
53	1461799	WASHER-HARD
53	1470169	BOLT-HEX HEAD
1	3144127	RING-TORIC
1	4187977	MOTOR GP-ELEC -J
In order to allow equitable parts availability to all participating dealers, please limit your initial parts order to not exceed 19% 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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In the event of an After Failure motor replacement please download a full ET Product Status Report, full VIMS download, and download the Flight Recorders from both Motor Control ECMs. To prevent any time delay, submit these files, repair work order, motor serial number and any pictures of the failed area to Caterpillar Product Support at Abdallah_Mustafa@cat.com .

-Machine Serial Number:
-Type of Failure:
-Work Order Number and Dealer Code for SIB:
-Date of the failure:
-Machine Hours at failure:
-Motor Hours at failure:
-Side of Machine:
-Serial numbers of the new/replacement motor:
-Serial numbers of the old/damaged motor:
-Were there any other drivetrain failures/replacements recently:
-Pictures of the failed motor, try to locate the short.
-Pictures of the ground strap from the motor to the banjo housing and from the banjo housing to the main frame
-Stator Insulation "Megger" test results:
In addition, attach these files to a SIMS report for a permanent record.

Remove the final drive. Refer to Disassembly and Assembly (KENR8715), "Final Drive - Remove".

Remove the Traction Motor. Refer to Disassembly and Assembly (KENR8715), "Electric Motor (Wheel Traction) - Remove".

Install new Traction Motor Refer to Disassembly and Assembly (KENR8715), "Electric Motor (Wheel Traction) - Install".

Note: reference Service Magazine SEPD1623, "Assembly Procedure is Updated for the 795F AC Off-Highway Truck" for details on motor grease line routing.

Re-install final drive. Refer to Disassembly and Assembly (KENR8715), "Final Drive - Install".

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SERVICE CLAIM ALLOWANCES

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Product smu/age whichever comes first	Caterpillar		Dealer Suggested		Customer Suggested
Product smu/age whichever comes first	Parts %	Labor Hrs%	Parts %	Labor Hrs%	Parts %	Labor Hrs%
0-10000 hrs, 0-30 mo	100.0%	100.0%	0.0%	0.0%	0.0%	0.0%
10001-15000 hrs, 31-45 mo	87.0%	100.0%	0.0%	0.0%	10.0%	0.0%
15001-20000 hrs, 46-60 mo	80.0%	50.0%	0.0%	0.0%	15.0%	50.0%
20001-25000 hrs, 61-75 mo	73.0%	25.0%	0.0%	0.0%	20.0%	75.0%

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NOTE: This is a 45.0-hour job If there has been a previous repair, part age/hours will apply. Retain a copy of the previous repair invoice in the dealer's records for audit purposes, and specify repair date and machine hours in the "Additional Comments" section of the warranty claim.

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