Service manual

2-9
COOLING FAN BELT TENSION ADJUSTMENT
INSP
ADJ
NOTE:
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  6 kg (8.8  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
.
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 Thickness
90214-17017 0.5 mm (0.02 in)
90214-17018 1.0 mm (0.04 in)
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
.