PRODUCT SUPPORT PROGRAM FOR REWORKING OR REPLACING POWERTRAIN JOYSTICK ON CERTAIN PL83 PIPELAYERS, D6N, D6R, D8T, AND D9T TRACK-TYPE TRACTORS Caterpillar

PRODUCT SUPPORT PROGRAM FOR REWORKING OR REPLACING POWERTRAIN JOYSTICK ON CERTAIN PL83 PIPELAYERS, D6N, D6R, D8T, AND D9T TRACK-TYPE TRACTORS

Usage:

TEBE8994-01

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05May2019

(Revised 23May2019)

U-271

A-227

D-241

O-241

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After Failure Only	PRODUCT SUPPORT PROGRAM FOR REWORKING OR REPLACING POWERTRAIN JOYSTICK ON CERTAIN PL83 PIPELAYERS, D6N, D6R, D8T, AND D9T TRACK-TYPE TRACTORS
5063 5705		PS54049

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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 "PS54049" 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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NOTE:	This Revised Service Letter replaces the 05May2019 Service Letter. Changes have been made to the Affected Product and Rework Procedure.

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TERMINATION DATE

31May2021

PROBLEM

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The existing Powertrain Joystick Switch can become loose on certain PL83 Pipelayers, D6N, D6R, D8T, and D9T Track-Type Tractors. If the joystick switch becomes lose it can cause a service code 2/2121-7 and/or 2121-2/2122-7.

AFFECTED PRODUCT

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Model	Identification Number
D6N	P5T00165-00258
D6N LGP	GHS00200-00260, 262-1504, 1600-1645, 1800-1846
D6N XL	LJR00111-01657 MLW00100-00788, 900-914, 1100-1126
D6R	SSS00100-01128
D8R	DWJ00316-00699
D8T	J8B00204-01956, 2204-3490, 4500-5235, 76001-76002, 78001-78011, 78013-78016, 78018 JJ501166-01261, 1263-1264 KPZ00325-03338, 3500-4171, 75001-75020, 75022, 75024, 78001 MB800128-00130, 166-430
D9T	RJS00118-01825, 75001-75007, 78001-78016
PL83	KSD00120-00304

PARTS NEEDED

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Qty	Part Number	Description
1	3376855	CONT GP-HANDLE
In order to allow equitable parts availability to all participating dealers, please limit your initial parts order to not exceed 20% 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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Please follow rework instructions provided. If codes continue after reworking the joystick then replace the part with a new 337-6855 Handle Control Group.

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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%
0-1000 hrs, 0-12 mo	100.0%	100.0%	0.0%	0.0%	0.0%	0.0%
1001-2000 hrs, 13-24 mo	80.0%	100.0%	0.0%	0.0%	15.0%	0.0%
2001-5000 hrs, 25-60 mo	53.0%	50.0%	0.0%	0.0%	35.0%	50.0%

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NOTE: This is a 2.0-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) Disassemble handle from housing by removing the three screws indicated.

Image1.1.1

2) Pull control out from housing.

Image1.2.1

3) Remove four (4)screws holding the two (2) switches in place.
4) Apply Blue Loctite to screws (Loctite 242 or 243).
5) Reinstall screws and tighten while applying pressure to hold the switches in the indicated position. (see picture)

Image1.3.1

6) If codes persist, replace controller completely with a new 337-6855 Handle Control Gp.
7) If codes are resolved, reassemble controller in housing.
8) Tighten M6 screws to a torque of 7 Nm.