Yamaha YZ250 Handbuch Seite 188

FRONT FORK INSPECTION
3. Adjust:
9 Drive chain slack
Drive chain slack adjustment steps:
9 Loosen the axle nut 1 and locknuts 2.
9 Adjust
adjusters 3.
To tighten ¡ Turn adjuster 3 3 counter-
To loosen ¡ Turn adjuster 3 3 clockwise
9 Turn each adjuster exactly the same amount
to maintain correct axle alignment. (There are
marks a on each side of chain puller align-
ment.)
NOTE:
Turn the adjuster so that the chain is in line
with the sprocket, as viewed from the rear.
cC
Too small chain slack will overload the
engine and other vital parts; keep the
slack within the specified limits.
9 Tighten the axle nut while pushing down the
drive chain.
9 Tighten the locknuts.
EC36C000
FRONT FORK INSPECTION
1. Inspect:
9 Front fork smooth action
Operate the front brake and stroke the
front fork.
Unsmooth action/oil leakage ¡ Repair or
replace.
3-26
INSP
ADJ
chain slack by
clockwise.
and push wheel forward.
Axle nut:
125 Nm (12.5 m•kg, 90 ft•lb)
Locknut:
19 Nm (1.9 m•kg, 13 ft•lb)
turning the