Subaru Robin EX35 User Manual

Page 39

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NOTE: After adjusting the valve clearances, rotate the

crankshaft and check again that the intake and
exhaust valve clearance are correct.

(15) VALVE CLEARANCE ADJUSTMENT

Temporarily fit the flywheel.

Rotate the crankshaft up to the compression
top dead center and insert the thickness gauge
between the valve and the adjusting screw of
rocker arm to measure the clearance.

[Adjustment method]

Loosen the nut on the adjustment screw and turn

the screw to adjust the valve clearance. When

the valve clearance is correct, tighten the nut.

Fig.5-50

Fig.5-51

Temporarily
fit the nut

ADJUSTMENT
SCREW

THICKNESS GAUGE

NUT (9mm spanner)

ROCKER ARM
(EXHAUST
VALVE SIDE)

ROCKER ARM
(INTAKE VALVE SIDE)

(14)

Pass the pin (rocker arm) through the rocker
arm and mount them on the cylinder head.

NOTE 1: Conduct this job at the compression

top dead center.
(The position of two punch marks on
cam sprocket is in parallel with the
cylinder head surface at a time.)

NOTE 2: Make sure that the piston is at the

compression top dead center by
checking mutual position between the
flywheel and the ignition coil or by
checking that the key way is at the
top. (See each Fig.5-50)

Fig.5-49

ROCKER ARM
(INTAKE VALVE SIDE)

ROCKER ARM
(EXHAUST VALVE SIDE)

PIN
(ROCKER ARM)

The position of compression top dead center

Punch marks

Tightening torque

5.0 - 7.0 N・m

(50 - 70 kgf・cm)

(3.6 - 5.1 ft・lb.)

Valve clearance (when the engine is cold)

Intake valve side

0.12 mm

(0.0047 in.)

Exhaust valve side

+0.0012
0

+0.03
0

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