72
Service
(2)
Cleaning of front grille, radiator screen, core
and fan
(3)
Fan belt
Improper belt tension causes to decrease charging
capacity of alternator and cooling capacity of
radiator. or to damage the bearings of water pump
and alternator.
1) Cleaning front grille
Daily or every 10 hours, clean front grille.
Check fan belt tension every 100 hours. The belt
must be free of oil and grease.
Belt must
be
cool when tension
is
adjusted.
1)
Checking belt tension
With engine stopped, press belt midway
between pulleys and measure deflection.
Belt should deflect 13
mm (0.5 in.) with
around
9
ka (20 lbs.) force.
2)
Cleaning radiator screen
Daily or even,
10
hours, clean radiator
3)
Cleaning radiator fan and radiator core
Daily or every 10 hours, clean fan blade and
radiator core.
If tractor
is
used under extremely dusty or muddy
r.onditions, clean them more often.
2)
Adjustment
If belt needs adjustment, loosen adjusting
and mounting bolts. Pry only against
FRONT
alternator frame. Holding alter-
nator in position, tighten adjusting and
mounting bolts.
After installing new belt, check
its
tension at the
first
20
hours and again
50
hours.
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