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m-4643
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Figure 47
1.
Pivot Bolt
2.
Throttle Lever
3.
Belleville Washers
4.
Tab Washer
5.
Washer
6.
Bracket
7.
Nut
Replacing the Pump Drive Belt
Check pump drive belt for wear after every 50 hours of
operation.
1. Pull spring loaded idler down and remove traction belt
from the engine and hydro pump pulleys (Fig. 48).
Remove belt between pulleys.
2. Install new belt around engine and hydro pump pulleys
(Fig. 48).
3. Pull spring loaded idler down and align below traction
belt. Release pressure on spring loaded idler (Fig. 48).
Figure 48
Adjustment Parking Brake
Check parking brake for proper adjustment.
1. Disengage brake lever (lever down).
2. Measure the length of the spring. Measurement should
be 2.75” (70 mm) between washers (Fig. 49).
3. If adjustment is necessary, loosen the jam nut below
the spring and tighten the nut directly below the yoke
(Fig. 49). Turn the nut until the correct measurement is
obtained. Tighten the two nuts together and repeat on
opposite side of unit.
4. Turn nuts clockwise to shorten spring length and turn
counter–clockwise to lengthen the spring.
5. Engage parking brake, lever up.
6. Measure the distance between the trunnion roller and
the collar on brake rod . Measurement should be
3/16”–1/4” (5–7 mm) (Fig. 49).
7. If adjustment is necessary, loosen the jam nut directly
below the yoke. Turn the bottom rod until the correct
measurement is obtained (Fig. 49). Tighten jam nut at
yoke
m–3788
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Figure 49
1.
Brake lever
2.
Spring 2.75” (70 mm)
3.
Adjusting nuts
4.
Collar on brake rod
5.
3/16”–1/4’ (5–7 mm)
6.
Jam nut and yoke
Fuse
Service Interval/Specification
The electrical system is protected by fuses. It requires no
maintenance, however, if a fuse blows check
component/circuit for malfunction or short.
Fuse: Main –20 amp, blade-type
Alternator –30 amp, blade-type
Fan–30 amp, blade-type
1. To gain access to the main fuse just raise seat. To gain
access to the fan and alternator fuses raise seat and tilt
engine cover forward .
2. To replace fuse, pull out on the fuse to remove it (Fig.
NO TAG and 50).