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MAINTENANCE/ADJUSTMENTS
105
Fan Belt Adjustment
Fan Belt Tension Check Interval Daily or after 10 Hours
NOTE: Adjust the belt tension after the first 50 hours of operation and
replace when necessary.
Measure the fan belt for correct tension. Check to see if the belt deflection
is about 13mm (0.5 inch) when pushing the belt with 10 kg (22 lb) load at
point 1 .
Rotating fan and belts. Contact can injure. Keep clear.
To Adjust the fan belt tension loosen the adjusting bolt and pivot nut of the
alternator. Move the alternator away from the engine until correct belt tension
is reached. Tighten the adjusting bolt and pivot nut to a torque of 16 Nm
(12 lb ft).
NOTE: Too much tension will cause alternator and water pump bearing
failure and belt wear. Too little tension will cause a decrease in alternator
output and belt wear.
ADJUSTING
ADJUSTING
BOLT
BOLT
ADJUSTING
BOLT
PIVOT NUT