ROCKER ARMS AND CAMSHAFT
ENGINE OVERHAUL <4G63-Turbo>
11D-38
2. Place the lash adjuster in container A and wash
its outside surface.
NOTE: Use a nylon brush if there are
hard-to-remove deposits.
CAUTION
The steel ball spring of the lash adjuster is
extremely weak. The lash adjuster's functionality
may be badly affected if the special tool is
inserted too strongly.
3. While gently pushing the internal steel ball using
the special tool Air bleed wire (MD998442), move
the plunger in and out 5
−
10 times to eliminate
stiffness in the plunger and expel contaminated
oil.
NOTE: The plunger must be free from jamming
and any other abnormalities. If a defect is found in
plunger operation, replace the lash adjuster.
CAUTION
The hole in the side of the lash adjuster must be
directed toward the inside of container A. Never
direct it against any person.
4. Take the lash adjuster out of the container, then
move the plunger by pushing the steel ball gently
to discharge the diesel fuel from the pressure
chamber.
CAUTION
The steel ball spring of the lash adjuster is
extremely weak. The lash adjuster's functionality
may be badly affected if the special tool is
inserted too strongly.
5. Soak the lash adjuster in the diesel fuel in
container B. Move the plunger in and out 5
−
10
times by gently pushing the internal steel ball
using the special tool Air bleed wire (MD998442)
until the plunger moves smoothly to wash the lash
adjuster’s pressure chamber.
CAUTION
The hole in the side of the lash adjuster must be
directed toward the inside of container B. Never
direct it against any person.
6. Take the lash adjuster out of the container, then
move the plunger by pushing the steel ball gently
to discharge the diesel fuel from the pressure
chamber.
AK300587AB
Diesel fuel
AK202839
MD998442
AB
Diesel fuel
AK202840
Diesel fuel
MD998442
AC
AK202839
MD998442
AB
Diesel fuel
AK202840
Diesel fuel
MD998442
AC
Summary of Contents for 4g63
Page 68: ...NOTES ...
