g242386
Figure 25
1.
Bolt
6.
Loosen the belt-tension bolt and jam nut. Slide
the engine toward the flywheel housing to loosen
the belt (
g016617
Figure 26
1.
Tension bolt and jam
2.
Engine plate mounting bolt
7.
Adjust the drive-belt tension by tightening
tension bolt and jam nut against the engine
mounting plate, pushing the engine rearward.
8.
Lay a straightedge across the clutch and
flywheel pulleys. Tighten the belt-tension bolt
so that there is 10 mm (0.40 inch) of flex in the
belt when pushing down with 6.8 kg (15 lb) force
at mid-span (when re-tensioning a belt in use),
or with 8 kg (18 lb) force when installing a new
belt (
g017434
Figure 27
1.
Straightedge
2.
Flex of 1 cm (0.40 inch)
9.
Ensure that the pulleys are aligned and the
engine is parallel with the frame (not angled
toward the side), then tighten the 4 engine-plate
mounting bolts and the 4 bolts securing the rear
of the belt guard to the engine.
10.
Install the belt guard and tighten the bolts
(
).
Replacing the Drive Belt
Service Interval:
Every 100 hours
Note:
Replace the belt if it shows any signs of wear,
cracks, glazing, or damage.
1.
Park the machine on a level surface and engage
the parking brake.
2.
Shut off the engine and wait for all moving parts
to stop.
3.
Loosen the bolts securing the belt guard to
machine until you can remove the belt guard.
4.
Remove the belt guard (
5.
Loosen the 4 engine-plate mounting bolts and
the 2 bolts securing the rear of the belt guard to
the engine (
and
).
6.
Loosen the belt tension bolt and jam nut and
slide the engine toward the flywheel housing to
loosen the belt (
7.
Replace the drive belt.
8.
Adjust the tension of the new belt to 8 kg (18
lb) force and 10 mm (0.40 inch) belt deflection
at mid-span; refer to
.
9.
Tighten the 4 engine-plate mounting bolts and
the 4 bolts securing the rear of the belt guard
to the engine.
10.
Install the belt guard and secure it with the
previously removed washers and bolts.
19
