2-21
INSP
ADJ
DRIVE V-BELT
T
R
.
.
SDN2410
SDN2420
SDN2430
SDN2440
2.
Adjust the position of the V-belt by removing
or adding a spacer 1 on each adjusting bolt 2.
V-belt position
More than 1.5 mm
(0.06 in) above the
edge
From 1.5 mm (0.06 in)
above the edge to
–0.5 mm (–0.020 in)
below the edge
More than –0.5 mm
(–0.020 in) below the
edge
3. Tighten:
• Adjusting bolt 1
Adjusting bolt 1:
10 Nm (1.0 m • kg, 7.2 ft • lb)
4. Inspect:
• Drive V-belt
Cracks/damage/wear → Replace.
Oil or grease on the V-belt → Check the
primary and secondary sheaves.
5. Inspect:
• Primary sheave
• Secondary sheave
Oil or grease on the primary and secondary
sheaves → Use a rag soaked in lacquer
thinner or solvent to remove the oil or
grease. Check the primary and secondary
sheaves.
6. Measure:
• Drive V-belt length a
Out of specification → Replace.
Drive V-belt length a:
1,129 ~ 1,137 mm (44.4 ~ 44.7 in)
Adjustment
Remove a spacer
Not necessary
(It is correct)
Add spacer
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