PRODUCT SUPPORT PROGRAM FOR REWORKING THE UPPER MOUNTING BRACKET ON THE OUTPUT TRANSFER GEAR ON CERTAIN 735C, 745C, AND 740C EJECTOR ARTICULATED TRUCKS Caterpillar


PRODUCT SUPPORT PROGRAM FOR REWORKING THE UPPER MOUNTING BRACKET ON THE OUTPUT TRANSFER GEAR ON CERTAIN 735C, 745C, AND 740C EJECTOR ARTICULATED TRUCKS

Usage:

TEBE5398-01

21Nov2016
(Revised 08Dec2016)


U-612
A-440
D-514
O-514

 

Before/After

  
  

PRODUCT SUPPORT PROGRAM FOR REWORKING THE UPPER MOUNTING BRACKET ON THE OUTPUT TRANSFER GEAR ON CERTAIN 735C, 745C, AND 740C EJECTOR ARTICULATED TRUCKS

3159
PS45290
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 "PS45290" 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.

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.

 
NOTE:

This Revised Service Letter replaces the 21Nov2016 Service Letter. Changes have been made to the Affected Product.


TERMINATION DATE

30Nov2018

PROBLEM

The existing Bolts for the Upper Mounting Bracket on the Output Transfer Gear can become loose on certain 735C, 745C, and 740C Ejector Articulated Trucks. If the existing bolts become loose they will need to be inspected and replaced if necessary.

AFFECTED PRODUCT

Model Identification Number
735C  TFJ00182-00205
740C EJ  TFN00176-00178
745C LFK00438-00505, 508-676

TFK00741-00743, 745-776, 779-780, 782-832, 834-1046, 1048-1084
745C OEM JE800103-00104, 112-115

JE900101-00102

PARTS NEEDED

Qty

Part Number Description
14 0990169 BOLT-HEX HEAD (After Failure Only)
14 1984780 WASHER-HARD (After Failure Only)
In order to allow equitable parts availability to all participating dealers, please limit your initial parts order to not exceed 15% 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

Refer to the attached Rework Procedure.

SERVICE CLAIM ALLOWANCES

Product smu/age whichever comes first
Caterpillar
Dealer Suggested
Customer Suggested
Parts %
Labor Hrs%
Parts %
Labor Hrs%
Parts %
Labor Hrs%
0-2000 hrs,
0-12 mo 
100.0%
100.0%
0.0%
0.0%
0.0%
0.0%
 NOTE: This is a 1.0-hour job



PARTS DISPOSITION

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


Rework Procedure


 
Refer to the Service Manual if/as necessary.
Image1.1.1
 
Illustration 1.1.1
(1) 369-3736 Brackets on the output transfer gear
Image1.2.1
 
Illustration 1.2.1
(2) 099-0169 Bolt

Bolts (2) used to secure the Brackets (1) to the Output Transfer Gear have been reported to be loose. (Parts information may call out the brackets as the later 494-8056 Bracket.)
 
SOLUTION

If Bolts (2) show any indication of being loose, then they will need to be inspected. Use a suitable torque wrench set to 200 N.m (148 lb ft) in order to perform a static torque inspection of the bolts. If any of the bolts move when the static torque check is applied, then the bolt was loose.

Clean and inspect any bolts that were found loose. Replace any damaged or missing bolts with new bolts. When tightening the bolts use the dynamic torque value of 240 +/- 40Nm (177 +/- 30 lb ft).
 
 

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