3.Operation
3-11
3.3.12
Check belt tension
Follow the procedure below to adjust tension of belt.
Adjust the tension by gradually loosening the fastening bolt [A] or nut [B] of the alternator.
<Procedure>
1.
Visually check if there are any cracks or tears in the
belt.
2.
Once loosen and adjust the alternator lock bolt or
lock nut, so as to belt deflection should be
0.39 to
0.47in.(10 to 12mm)
when you depress the middle of
the belt with your finger with a force of
98N
･
m
(10kgf
･
m)
. After adjusting, be sure to tighten lock
bolt or lock nut firmly.
3.
Be careful not to leave any grease or LLC on a belt
while changing it. If any such material is left, wipe it
off completely.
Be sure to stop the engine and remove the starter key
whenever the tension of the belt is to be adjusted.
Remove the negative (–) side cable from the battery.
If the machine is running, it might catch the operator’s
hand into the belts, and this could cause a serious
injury.
Be sure to stop the engine and remove the starter key
whenever the tension of the belt is to be adjusted.
If the machine is running, it might catch the operator’s
hand into the belts, and this could cause a serious
injury.
Too tight belt tension could damage shaft and shorten bearing life. Too loose belt
tension may result in damaging belt earlier and machine components due to overheat.
3.3.13
Opening and closing doors
Pull the handle forward to open the door. Be sure to close the door tightly so that its latch is firmly
caught.
Keep the door closed and locked while running the
unit.
When the door has to be opened, be careful not to
touch portions that are rotating or very hot.
A150807
Depress the middle of the belt
with a finger.
This deflection should be
0.39 to 0.47in.(10 to 12mm)
.
D003
A B
TR0304
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