5-24
MAINTENANCE
INSPECTING AND ADJUSTING THE FAN
BELT
Warning
Stop the engine and allow the machine to
cool down before performing
maintenance.
•Theengine,mufer,radiator,hydraulic
lines, sliding parts and many other parts
of the machine are hot immediately after
the engine is stopped. Touching these
parts will cause burns.
IMPORTANT: The loose belts could result
in bad battery charge, overheat of engine
or early wear of belt. Too tight belts could
damage the water pump or bearing and
belt used to drive the alternator.
IMPORTANT: Do not let any oil or grease
get on the belt.
Inspection
1. Open the engine hood.
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AFTER THE INITIAL 50 HOURS (ONLY FOR NEW MACHINES)
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2.
Press the fan belt (1) at the midpoint
between the fan pulley (2) and alternator
pulley (3) to check the tension (approx. 98
N or 22 lbf).
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The slack (A) should be 7 to 10 mm (0.28
to 0.4 in).
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The slack (A) should be 7 to 8 mm (0.27 to
0.31 in).
3. Inspect the fan belt (1) and replace if it is
as follows.
· There are cuts or cracks.
· The belt is worn and touches the bottom
of the V groove in the pulley.
· The belt stretched too loose to be
adjusted.
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