Cooling Fan Belt Tension Adjustment - Yamaha VK540EF Service Manual

COOLING FAN BELT TENSION ADJUSTMENT

COOLING FAN BELT TENSION ADJUST-
MENT
1. Adjust:
S Fan belt deflection a
Pushed at belt center by hand.
Out of specification ! Adjust.
Fan belt deflection a :
8 mm (0.31 in)/
4 X 6 kg (8.8 X 13.2 lb)
2. Adjust:
S Fan belt deflection.
Adjustment steps:
S Remove the recoil starter assembly, drive
pulley and fan belt.
S Remove the driven pulley (outer half) 1 and
shim(s) 2 .
S Adjust the drive belt tension by adding or re-
moving a shim(s) 2 .
NOTE:
Install the removed shim(s) on the outside of the
driven pulley. Do not dispose of the removed
shim(s).
Adding shim ! Belt tension decreases.
Removing shim ! Belt tension increases.
Shim size
Part number
90214-17017
90214-17018
S Tighten the driven pulley nut 1 .
Driven pulley nut 1 :
43 Nm (4.3 mSkg, 31 ftSlb)
S Install the fan belt 2 and drive pulley 3 .
2-9
INSP
ADJ
Thickness
0.5 mm (0.02 in)
1.0 mm (0.04 in)