3000GT V6-2972cc 3.0L DOHC (1993)
Lash Adjusters: All Technical Service Bulletins
Engine - Valve Lash Adjuster Cleaning Procedure
NO: TSB-99-11-006
DATE: June, 1999
MODEL: See below
SUBJECT:
VALVE LASH ADJUSTER CLEANING
PURPOSE
This bulletin contains cleaning procedures for valve lash adjusters. In many cases, cleaning valve lash adjusters can extend their service life. Mitsubishi
Motors strongly suggests cleaning and inspecting lash adjusters before considering lash adjuster replacement.
AFFECTED VEHICLES
All models equipped with valve lash adjusters
PROCEDURE
! CAUTION
A Valve lash adjusters are precision mechanisms. Do not allow them to become contaminated by dirt or other foreign substances. Do not attempt to
disassemble valve lash adjusters. Use only clean diesel fuel to clean valve lash adjusters.
1.
Prepare three containers. Place enough diesel fuel into each container to cover a lash adjuster when it is standing upright.
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Container A will be used to clean the outside of the lash adjuster.
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Container B will be used to clean the inside of the lash adjuster.
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After cleaning the adjuster, use Container C to fill it with clean diesel fuel.
2.
Place the lash adjuster into container A and clean its outside surface, using a nylon brush if necessary.