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SDN2390
SDN2400
2-20
DRIVE V-BELT
DRIVE V-BELT
WARNING
When installing the new V-belt, make sure that it
is positioned from 1.5 mm (0.06 in) above the
edge of the secondary sheave to –0.5 mm (–0.020
in) below the edge a.
If the V-belt is not positioned correctly, the clutch
engagement speed will be changed. The ma-
chine may move unexpectedly when the engine
is started.
Adjust the V-belt position by removing or adding
a spacer 1 on each adjusting bolt 2.
CAUTION:
As the V-belt wears, adjustment may be neces-
sary. To ensure proper clutch performance, the V-
belt position should be adjusted by adding a spacer
on each adjusting bolt when the V-belt position
reaches 1.5 mm (0.06 in) below the edge.
New belt width:
34.5 mm (1.36 in)
Belt wear limit width:
32.5 mm (1.28 in)
1. Measure:
•
V-belt position a
NOTE:
Install the new V-belt onto the secondary sheave
only. Do not force the V-belt between the sheaves;
the sliding and fixed sheaves must touch each
other.
Standard V-belt height a:
–0.5 ~ 1.5 mm (–0.020 ~ 0.06 in)
INSP
ADJ
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