Group 27 Reconditioning engine
Assembly
",
,,
,
..
.519.5
62
Incorrect cfearance (J11-75)
Jl1
Turn
engine
approx.
1/4
turn
Piston must not be at top dead center when setting
valve clearance, otherwise valves
will
contact piston
when tappet is depressed.
J12
Depress
tappets
Turn tappets
until
grooves
point
slightly
inward.
Using
tool
5196,
depress tappets
to
obtain access
to
disc.
Remove
disc
Use
5195
.
Calculates
thickness
of
disc
to
be
used
Valve clearances when setting:
Cold engine
mm
in
Intake ................. 0.20 0.008
Exhaust ............. 0.40 0.016
Warm engine
Intake ................. 0.25 0.010
Exhaust
..
........... 0.45 0.018
J13
J14
Measure thickness
of
cold disc
with
a micrometer.
Calculate thickness
of
new disc to be used, see
overieaf.
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