Usage:
NOTE: This Program must be administered as soon as possible. When reporting the repair, use "PI3220" as the Part Number, "7751" as the Group Number, "56" as the Warranty Claim Description Code and "T" as the SIMS Description Code. Exception: If the repair is done after failure, use "PI3220" as the Part Number, "7751" as the Group Number, "96" as the Warranty Claim Description Code, and "Z" as the SIMS Description Code.
Completion Date
May 31, 1999Termination Date
November 30, 1999Problem
The boom one stem bottom plug may come loose on certain 345B L Excavators. If a major leak appears at the bottom of the main valve, the machine needs to be shut down. A loose plug can cause the boom function to become inoperable. A new stem assembly needs to be installed in the main control valve of the boom one stem assembly.
Affected Product
Model & Identification Number
345B L (7KS167, 7KS169-343, 7KS346-349, 7KS351, 7KS354 2SW97-109 , 2SW111-112, 2SW114-115 )
Parts Needed
Parts Needed for this Program will be supplied directly from the factory. Contact Maria Moleira from Hydraulic Excavator Product Support group on phone number 32-71-25 29 71 for arrangement.
Action Required
1. Refer to the 345B Service Manual (SENR1934) - Main Control Valve Group - for instructions to carefully manage fluid spillage and release the pressure in the implement hydraulic circuits.
2. Refer to the 345B Service Manual (SENR1934) - Remove And Install Main Control Valve - point 26 and 66 - to remove the boom 1 stem assembly from the main control valve, and install a new stem assembly.
Owner Notification
U.S. and Canadian owners will receive the attached Owner Notification.
Service Claim Allowances
NOTE: This is a 1-hour job.
NOTE: U.S. and Canadian Dealers Only - Eligible dealers may enter a Type 2 SIMS Report.
Parts Disposition
Handle the parts in accordance with your Warranty Bulletin on warranty parts handling.
NOTE: MAKE EVERY EFFORT TO COMPLETE THIS PROGRAM AS SOON AS POSSIBLE.