Camshaft Inspection; Lash Adjuster - Mitsubishi 4G1 Series General Information Manual

11A-8a-4
4G1 ENGINE (E - W) -
Outside Inside
cleaning cleaning
A
B
Diesel fuel
MD998442
E
E
Mitsubishi Motors Corporation
Mitsubishi Motors Corporation
INSPECTION
CAMSHAFT
(1) Measure the cam height.

LASH ADJUSTER

(1) Prepare three containers and approximately five liters
Filling with
diesel fuel
C
(2) Place the lash adjuster in container A and clean its outside
Diesel
fuel
(3) While gently pushing down the internal steel ball using
Nov. 1995
Aug. 2000
Rocker Arms and Camshafts
Standard value:
Intake: 34.85 mm
Exhaust: 34.59 mm
Limit:
Intake: 34.35 mm
Exhaust: 34.09 mm
Caution
1. The lash adjusters are precision-engineered
mechanisms. Do not allow them to become
contaminated by dirt or other foreign' substances.
2. Do not attempt to disassemble the lash adjusters.
3. Use only fresh diesel fuel to clean the lash
adjusters.
of diesel fuel. Into each container, pour enough diesel
fuel to completely cover a lash adjuster when it is standing
upright. Then, perform the following steps with each lash
adjuster.
surface.
NOTE
Use a nylon brush if deposits are hard to remove.
special tool MD998442, move the plunger through 5 to
10 strokes until it slides smoothly. In addition to eliminating
stiffness in the plunger, this operation will remove dirty
oil.
Caution
The steel ball spring is extremely weak, so the lash
adjuster's functionality may be lost if the air bleed
wire is pushed in hard.
NOTE
If the plunger remains stiff or the mechanism appears
otherwise abnormal, replace the lash adjuster.
PWEE9520
PWEE9520-D Added