Belt Maintenance
Checking the Belt Tension
Service Interval:
Before each use or daily—Check
the belt tension. If the engine is
working but the cutting blades
seem underpowered, check the belt
tension.
1.
Park the machine on a level surface, disengage
the cutting blades, shut off the engine, and wait
for all moving parts to stop, turn the engine
switch to the O
FF
position, and raise the cutting
blades to the transport position.
2.
Disconnect the wire from the spark plug.
3.
Stop the machine on a level surface, stop the
engine by releasing the operator presence bail,
disconnect the spark-plug wire,
4.
Remove the 4 bolts securing the belt cover to
the left side of the machine and remove the
cover (
).
g020749
Figure 21
1.
Belt
3.
Bolts
2.
Cover
5.
Check the tension of the belt (
).
Note:
The belt should not flex more than a 12
mm (1/2 inch) with moderate finger pressure
applied to the span just above the machine
frame.
6.
If the belt tension is loose, refer to
Belt Tension (page 20)
.
7.
Install the belt cover before operating the
machine.
Adjusting the Belt Tension
1.
To tighten the belt, loosen the 4 mounting nuts
securing the engine to the frame.
g019740
Figure 22
1.
Mounting nuts
2.
Move the engine to tighten the belt to the proper
tension.
3.
Secure the 4 mounting nuts and bolts.
Note:
Torque the bolts that secure the engine
to the frame 271 N∙m (200 in-lb).
20
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