PRODUCT SUPPORT PROGRAM FOR RELOCATING THE AIR CONDITIONER PRESSURE SWITCH ON CERTAIN 735C, 740C, AND 745C ARTICULATED TRUCKS Caterpillar

PRODUCT SUPPORT PROGRAM FOR RELOCATING THE AIR CONDITIONER PRESSURE SWITCH ON CERTAIN 735C, 740C, AND 745C ARTICULATED TRUCKS

Usage:

TEBE5358-02

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01Dec2016

(Revised 30Jun2017)

U-625

A-451

D-524

O-526

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Before/After	PRODUCT SUPPORT PROGRAM FOR RELOCATING THE AIR CONDITIONER PRESSURE SWITCH ON CERTAIN 735C, 740C, AND 745C ARTICULATED TRUCKS
7320 1808 1408 1405		PS45312

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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 either before or after failure. In either case the decision whether to apply the Program is made by the dealer. When reporting the repair, use "PS45312" as the Part Number and "7755" as the Group Number. If administered before failure, use "56" as the Warranty Claim Description Code and "T" as the SIMS Description code. If administered after failure, use "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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NOTE:	This Revised Service Letter replaces the 01Dec2016 (Revised 05Dec2016) Service Letter. Changes have been made to the Affected Product and Parts Needed.

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TERMINATION DATE

31Dec2018

PROBLEM

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The existing air conditioner pressure switch may fail due to excessive vibration on certain 735C, 740C, and 745C Articulated Trucks. If the existing air conditioner pressure switch fails it may result in inadequate cab air conditioner performance.

AFFECTED PRODUCT

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Model	Identification Number
735C	LFJ00252-00254 TFJ00141-00243, 246, 248, 257-299, 301-318
740C EJ	LFN00272-00278 TFN00161-00198
745C	LFK00262-00264, 266-308, 310, 312, 314, 316-333, 335, 337, 339-341, 343-362, 364-428, 432, 434-464, 466, 468-478, 481-703, 705-709, 711-713, 715-725, 737, 747-748, 756, 758, 763, 780, 782, 784, 786, 789, 793-798, 819, 826, 829, 840-865, 867-868, 872-874, 880-886, 889-890, 892-894, 899-1096 TFK00151-00162, 165-166, 169-174, 176-1084, 1087, 1093-1094, 1100-1216, 1218, 1220-1259, 1261-1274, 1276-1295, 1298-1300, 1302-1304, 1306-1311, 1314-1343, 1345-1353, 1359-1363, 1377, 1393, 1398, 1406, 1439-1441, 1447-1454, 1466-1659, 1661
745C OEM	JE800101-00116, 90117-90122 JE900101-00102

PARTS NEEDED

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Qty	Part Number	Description
1	9X7378	SEAL-O-RING
1	1251149	HARNESS AS
1	3200562	DRYER AS
2	3270282	SEAL-INTEGRAL
1	3553148	SWITCH AS-PRESS
1	5103475	LINE AS
In order to allow equitable parts availability to all participating dealers, please limit your initial parts order to not exceed 26% 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 Special Instruction, M0074188, "Procedure to Relocate the Air Conditioner Pressure Switch on Certain C-Series Articulated Trucks".

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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%
0-2000 hrs, 0-24 mo	100.0%	100.0%	0.0%	0.0%	0.0%	0.0%
2001-6000 hrs, 25-60 mo	33.0%	50.0%	0.0%	0.0%	50.0%	50.0%