Measure Valve Clearance; Adjust Valve Clearance - Toyota 7M-GE Repair Manual

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ENGINE
MECHANICAL
-
Engine Tune-up
3.
*
MEA&E
VALVE
CLEARANCE
I
4.
(a)
Set No.1 cylinder
to TDC/compression.
l
Turn the crankshaft
pulley
and align its groove
with the "0"
mark on the No.1 timing
belt cover,
l
Check that the valve lifters
on the No.1 cylinder
are loose and valve lifters on the No.6 cylinder
are
tight.
If not, turn the crankshaft
pulley one complete
revolution.
. .
.
.
(b)
Measure the clearance
of No.1 (INI and No.4 (IN) and
No.1 (EX) and No.5 (EX) valves. . . .
.
l
Measure
only those valves indicated
in the figure.,
0 Record
the
measurements
which
are. out
of
specification.
They will be used later to determine
the required
reblacement
shims.
Valve
clearance
(Cold) :
Intake
0.15 - 0.25 mm (0.0059
- 0.0098
Exhaust
0.20 - 0.30 mm (0.0079
- 0.0118
(c(c) Turn the crankshaft
pulley 2/3 revolution
(240") and
measure
the clearance
of No.3 (IN) and No.5 (IN) and
No.3 (EX) and No.6 (EX) valves.
4 Check that the valve lifters
on the No.3 cylinder
are loose.
0 Measure
only those valves indicated
in the figure.
l
Record
the
measurements
which
are out
of
specification.
They will be used later to determine
the required
replacement
shims.
(d)
Turn the crankshaft
pulley 2/3 revolution
and
measure the clearance
of No.2 (IN) and No.6 (IN) and
No.2 (EX) and No.4 (EX) valves.
:
0 Check that the valve lifters
on the No.2 cyli
i,:..?
are loose.
c
.i
0 Measure
only those valves indidated
in the figure.
-I
0 Record
the
measurements
which
are out
of
specification.
They will be used later to determine
the required
replacement
shims.
ADJUST
VALVE
CLEARANCE
.
(a)
Remove
the adjusting
shim.
,
0 Turn the crankshaft.pulley
position
the lobe on
the adjusting
valve camshaft
upward.
0 Using
SST
(A), press down
the valve lifter
and
place
SST
(B) between
the camshaft
and valve
lifter.
Remove
SST (A).
SST 09248-55010
NOTE:
Before pressing
down the valve lifter, position the
notch toward
the spark plug.

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