CYLINDER ASSEM. 3G8072 - Caterpillar

Introduction
The problem described within this document does not have a known permanent solution. Until a permanent solution is known, use the solution that is identified below.Problem
Illustration 1 g06155696
View of the cracking horizontal rib
(A) 384-5000 Body and Canopy AsThe 384-5000 Body and Canopy As may experience cracking along the horizontal rib on certain 793 HP-XL Large Off-Highway Trucks. The cracking may experience along the horizontal rib of the front wall spanning between the two towers. Cracking due to the high impact to the front wall that drives stress into the horizontal rib weld.Solution
A rework procedure has been developed to address cracking in this area. If a crack is identified, request the dealer Technical Communicator (TC) to submit a Dealer Solution Network (DSN) Product Health Service Request. When submitting the service request, include the machine serial number, hours, details on size of the crack, location of the crack, and relevant pictures. In the Problem Description, reference this publication number and the need for the specific weld repair procedure to be supplied by the Off-Highway Truck Tier 2 analyst.