ENGiNE
Page
E13
Fig.9 Checking cam follower clearances
To Adjust
NOTE:
If
valve clearances are to be verified with no gasket eliminator between
the mating surfaces of cylinder head ond cam housing, then add
0.0015in
to each valve clearance.
...,
2
:
..,?!
1. Remove the camshafts intact in their housings.
. .
2.
Remove each adjusting shim where the clearance requires adjustment.
. .
:,
,
.
Substitute a shim giving the correct clearance, which has been grared
on
3
its face abutting the valve stem. ONLY use
ONE
shim to each valve.
NOTE:
A
Thinner shin1 will inciease the valve clearance, whereos a
thicker shim will decrease the clearance.
3.
Replace the camshcfts after adiustmer~t and recheck the cleamnce.
If
the
.-.
Q.,.
clearance
is
still
incorrect, then the whole
of
the above proceduru
MUST
be
?
carried out again.
ti
NOTE:
Do
NOT
turn the camshafts with
No.
1
piston at T.D.C., as this'will
cause the valves to be
ben;. Turn the crankshaft back through
9Cf
to bring the pistons half
-
way down the cylinders. Do
NOT
turn the
rankshaft BEYOND 90°back, as this will also cause the valves to
.,e bent whilst the camshaft driving belt is off.
ESPRIT
Issue
04/78
,
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