144
SJ6826RT, SJ6832RT
213560ABA
5.3-2 Fan Belt Replacement and
Adjustment
Kubota recommends inspecting the fan belt every
100 hours, and replacing it every 500 hours.
Inspect the Fan Belt for Wear
1. Inspect the fan belt for any signs of damage,
such as cracks or tears. Inspect the fan belt for
signs of wear, which may include the belt sinking
into the pulley groove.
2. If damage or wear is found, replace the fan belt
as described in the next section.
Replace the Fan Belt
1. Remove the alternator pulley cover, and loosen
the alternator adjustment bolt.
2. Remove the old fan belt, and install a new one.
3. Replace the alternator pulley cover, and tighten
the adjustment bolt.
4. Measure and adjust the fan belt deection as
described in the next section.
Adjustment bolt
Pulley cover
Test and Adjust the Deection
1. Measure the fan belt deection by depressing
the belt halfway between the fan drive pulley and
the alternator pulley, at about 22 ft•lb (98 N•m )
of force.
Alternator
pulley
Fan
pulley
Fan
2. If the deection is greater than or –5/16 in
(7–9 mm), loosen the alternator adjustment bolt.
Use a pry between the alternator and engine
block to adjust the position of the alternator.
Tighten the bolt.
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