Yamaha RD400 Betriebsanleitung Seite 115

a . 3 0 m m ( 1 . 1 8 i n ) a . 3 0 m m a. 30 m m
Drive chain tension check
Inspect the drive chain w i t h b o t h tires touch-
ing the ground. Check the tension at the
Position shown in the illustration. The normal
vertical deflection is approximately 30 m m
(1.18 in). If the deflection exceeds 30 m m
(1.18 in) adjust the chain tension.
Drive chain tension adjustment
1. Loosen the tension bar l o c k n u t .
2. Remove the cotter pin of the rear wheel
axle nut w i t h pliers.
3. Loosen the rear wheel axle n u t and
sprocket shaft n u t .
4. Loosen the adjust bolt locknuts on each
side. T o tighten chain t u r n chain puller
adjusting bolts clockwise and pull wheel
backward. T o loosen chain t u r n adjust
bolts counterclockwise and push wheel
f o r w a r d . T u r n each b o l t exactly the same
amount t o maintain correct axle align-
1 0 5 -