PRODUCT SUPPORT PROGRAM FOR INSTALLING IMPROVED STARTER AND MACHINE LOCK-OUT SWITCHES ON CERTAIN 797F OFF-HIGHWAY TRUCKS Caterpillar

PRODUCT SUPPORT PROGRAM FOR INSTALLING IMPROVED STARTER AND MACHINE LOCK-OUT SWITCHES ON CERTAIN 797F OFF-HIGHWAY TRUCKS

Usage:

TEBE3918-00

Show/hide table

19Feb2016

R120

Show/hide table

Containment - Before/After (Limited distribution)	PRODUCT SUPPORT PROGRAM FOR INSTALLING IMPROVED STARTER AND MACHINE LOCK-OUT SWITCHES ON CERTAIN 797F OFF-HIGHWAY TRUCKS
7777 7332 7451 1429		PS90559

Show/hide table

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 Containment Program can be administered either before or after a failure occurs. In either case the decision whether to apply the Program is made by the dealer and service rep. Obtain the service reps Goodwill Approver Code before completing the repair. EAME dealers should use their standard Industry Group specific goodwill approval codes. The Goodwill Approver Code must be included when submitting the claim.

Show/hide table

NOTE:	When reporting the repair, use "PS90559" as the Part Number and "7777" as the Group Number. If administered before failure, use "56" as Warranty Claim Description and "T" as the SIMS Description Code. If administered after failure, use "96" as Warranty Claim Description Code and use "Z" as the SIMS Description Code.
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.

Show/hide table

TERMINATION DATE

28Feb2018

PROBLEM

Show/hide table

Corrosion may exist on the back of the existing starter switch and/or on the back of the machine lock-out switch on certain 797F Off-Highway Trucks. The copper solder connections on the back of the machine and starter lock-out switches, located inside of the master disconnect control box, are exposed to the elements that can cause corrosion.

AFFECTED PRODUCT

Show/hide table

Model	Identification Number
797F	LAJ00148-00150, 158-182, 185-187, 216-221, 230, 233-236, 247-250, 256-261, 263, 265, 397, 406, 408, 411, 414-415, 423, 425-427, 433, 435-438, 467, 471-473, 495-501

PARTS NEEDED

Show/hide table

Qty	Part Number	Description
2	3824475	SWITCH AS-ROTARY
In order to allow equitable parts availability to all participating dealers, please limit your initial parts order to not exceed 32% 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

Show/hide table

Replace both of the existing 292-0358 Switches, the starter switch and the machine lock-out switch, with the improved, potted, 382-4475 Switches. See Service Magazine M0065788 "An Improved Starter and Machine Lock-Out switch Is Now Used On Certain 785G, 793F, 795F and 797F Large Off-Highway Trucks". Refer to the LAJ serial prefix service manual D&A module to replace the switch.

Show/hide table

SERVICE CLAIM ALLOWANCES

Show/hide table

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%
0-36000 hrs, 0-72 mo	100.0%	100.0%	0.0%	0.0%	0.0%	0.0%

Show/hide table

NOTE: This is a 1.0-hour job
This is a 1.0 hour job to replace two switches.

Show/hide table

PARTS DISPOSITION

Show/hide table

Handle the parts in accordance with your Warranty Bulletin on warranty parts handling.

Rework Procedure

Show/hide table

Replace the existing 292-0358 Starter Switch and the Machine Lock-Out Switch with the improved potted 382-4475 Switches to reduce corrosion at the solder connections.