Yamaha YZ450FT Automobile User Manual


 
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INSP
ADJ
FRONT FORK INSPECTION
3. Adjust:
Drive chain slack
Drive chain slack adjustment steps:
Loosen the axle nut 1 and locknuts 2.
Adjust chain slack by turning the adjusters
3.
To tighten
Turn adjuster
3
counter-
clockwise.
To loosen
Turn adjuster
3
clockwise
and push wheel forward.
Turn each adjuster exactly the same
amount to maintain correct axle alignment.
(There are marks a on each side of chain
puller alignment.)
N
OTE:
Turn the adjuster so that the chain is in line
with the sprocket, as viewed from the rear.
CAUTION:
Too small chain slack will overload the
engine and other vital parts; keep the
slack within the specified limits.
Tighten the axle nut while pushing down
the drive chain.
T
R
.
.
Axle nut:
125 Nm (12.5 m kg, 90 ft lb)
Tighten the locknuts.
T
R
.
.
Locknut:
16 Nm (1.6 m kg, 11 ft lb)
EC36C000
FRONT FORK INSPECTION
1. Inspect:
Front fork smooth action
Operate the front brake and stroke the
front fork.
Unsmooth action/oil leakage Repair or
replace.