TRANSMISSION 1721488 - Caterpillar

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.
This Revised Service Letter replaces the 05Apr2011 Service Letter. Changes have been made to the Service Claim Allowances.
TERMINATION DATE
30Apr2015
PROBLEM
The plastic on the existing 290-7855 Wiper Linkage Group on certain 793F, 793F AC, 795F AC, and 797F Off-Highway Trucks can crack if improperly tightened. If the existing linkage fails it can result in the wipers not working properly.
AFFECTED PRODUCT
Model Identification Number
793F SSP00112-00242
793F AC EMD00075
795F AC ERM00151-00163
797F LAJ00141-00220
PARTS NEEDED
Qty
Part Number Description
1 3623508 KIT-HARDWARE
In order to allow equitable parts availability to all participating dealers, please limit your initial parts order to not exceed 5% 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
1. Replace the existing washers, seals, and nuts with the parts contained in the 362-3508 Kit.
2. Tighten the inner nut to a torque of 13 +/- 2 Nm. Hold the inner nut still with a backup wrench and tighten the outer nut to a torque of 38 +/- 2 Nm.
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SERVICE CLAIM ALLOWANCES
Product smu/age whichever comes first Caterpillar Dealer Suggested Customer Suggested
Parts % Labor Hrs% Parts % Labor Hrs% Parts % Labor Hrs%
0-18000 hrs,
0-48 mo 100.0% 100.0% 0.0% 0.0% 0.0% 0.0%
This is a 0.5-hour job
PARTS DISPOSITION
Handle the parts in accordance with your Warranty Bulletin on warranty parts handling.