Kubota KX080-4 Operator's Manual page 99

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2. To adjust the V-belt, take the following steps.
C Checking and adjustment of the alternator belt
tension
1. Press the alternator belt down in the middle, with a
force of approx. 10 kg (22 lbs). The belt tension is
correct if it deflects about 10 mm (0.39 in.). If
otherwise, loosen bolt (1) and (2) and shift the
alternator (3) in the direction shown by the arrow.
2. Replace the alternator belt if worn out, cracked or torn.
(1) Bolt
(2) Bolt
(3) Alternator
(4) Alternator belt
(5) Water pump
(6) Pulley
A If the engine is run with a loose alternator belt, the belt
could slip and cause insufficient battery charging.
Check alternator belt tension regularly.
A Should the alternator belt break or jump off, the
indicator light for battery charge will light up. Stop the
engine and remove the key immediately.
REGULAR CHECKS AND MAINTENANCE WORK
(A) about 10 mm (0.39 in.)
(B) Tighten
C Checking and adjustment of the fan belt tension
1. Press the fan belt down in the middle, with a force of
approx. 7 kgf (15.4 lbs). The belt tension is correct if it
deflects about 12 to 15 mm (0.47 to 0.59 in.). If
otherwise, loosen bolt and shift the AC compressor in
the direction shown by the arrow.
2. Replace the fan belt if worn out, cracked or torn.
(1) Fan belt
(2) AC compressor
(3) Pulley
(4) Fan pulley
(5) Bolt and nut
A If the engine is run with a loose fan belt, the belt could
slip and cause insufficient room temperature control.
Check fan belt tension regularly.
3. After adjusting the V-belt, attach the V-belt cover with
the three bolts.
Tightening torque must be between 3 to 5 N-m (2.2 to
3.7 ft-lbs).
(A) 12 to 15 mm (0.47 to 0.59 in.)
(B) Tighten
75

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