Os-engines FS-52S Manuel d'utilisateur télécharger pdf (Page 20)

If a clearance is found to be outside either of

these limits, it should be reset as follows.

Carefully loosen the locknut on rocker-arm 1/4-1/2

turn with 5mm wrench. (Fig.2.)

Wrench

Slacken approx.

1/4 to 1/2 turn.

Turn adjusting-screw approx. 1/2 turn counter-clockwise

to open gap, using appropriate tool -i.e. Allen hex key.

(Fig.3.)

Fig.2

Fig.3

Fig.4

Adjusting

Screw

Turn approx.

1/2 turn.

Allen Key

Insert 0.04mm feeler gauge between valve stem

and rocker-arm and gently turn adjusting screw

clockwise until it stops.(Fig.4.)

0.04mm Feeler

Gauge

Turn with fingers

until it stops.

Locknut

Re-tighten locknut while holding adjusting screw

stationary. (Fig.5.)

Hold at the screw head.

Fig.5

Tighten Locknut.

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Os-engines FS-52S Manuel d'utilisateur Page 20