Mitsubishi 4G9 series

4G9 ENGINE (E-W) -
Rocker Arms and Camshafts
11A-8-12
(8) Stand the lash adjuster with its plunger at the top, then
push the plunger downward firmly until it moves through
its greatest possible stroke. Return the plunger slowly,
then release the steel ball and allow the pressure chamber
to fill with diesel fuel.
(9) Remove the lash adjuster from the container, then stand
the lash adjuster with its plunger at the top. Push the
plunger firmly and check that it does not move. Also,
check that the lash adjuster’s height matches that of a
new lash adjuster.
NOTE
If lash adjuster contracts, perform the operation (7) through
(9) again to fill it with diesel fuel completely. Replace
the lash adjuster if it still contracts after performing these
steps.
(10) Set the lash adjuster on the special tool.
(11)Remove the bolt from the tester, then adjust the height
as illustrated.
(12)After the plunger has moved downward slightly (0.2 to
0.5 mm), measure the time taken for it to move downward
by a further 1 mm.
Standard value:
3 - 20 second/1 mm (with diesel fuel at 15 to 20
_
C)
NOTE
Replace the lash adjuster if the time measurement is
out of specification.
(13)Place the lash adjuster in container C again, then gently
push down the internal steel ball using special tool.
(14)Stand the lash adjuster with its plunger at the top, then
push the plunger downward firmly until it moves through
its greatest possible stroke. Return the plunger slowly,
then release the steel ball and allow the pressure chamber
to fill with diesel fuel.
PWEE9502-E
E
Dec. 1998Mitsubishi Motors Corporation Added
MD998442
Diesel fuel
MD998440
Lash adjuster
Division = 1 mm
Lash
adjuster
Nut
MD998442
Diesel fuel