Replacing The Pump Drive Belt; Adjustment Parking Brake; Throttle Lever Adjustment; Fuse - Toro 74241 Operator's Manual

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. 42).
Remove belt between pulleys.
2. Install new belt around engine and hydro pump pulleys
(Fig. 42).
3. Pull spring loaded idler down and align below traction
belt. Release pressure on spring loaded idler (Fig. 42).
Important Spring loaded idler is under high tension.
Figure 42

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. 43).
3. If adjustment is necessary, loosen the jam nut below
the spring and tighten the nut directly below the yoke
(Fig. 43). 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.
A. Measure the distance between the trunnion roller
and the collar on brake rod . Measurement should
be 3/16 –1/4 (5–7 mm) (Fig. 43).
6. If adjustment is necessary, loosen the jam nut directly
below the yoke. Turn the bottom rod until the correct
measurement is obtained (Fig. 43). Tighten jam nut at
yoke
4
1
Figure 43
1. Brake lever
2. Spring 2.75 (70 mm)
3. Adjusting nuts

Throttle Lever Adjustment

The tension can be adjusted by adjusting the tightness of
lever pivot bolt. Do this when needed.
1. Stop engine, remove ignition key.
2. Remove console from machine to gain access to
throttle lever.
3. Tighten nut and bolt. Test lever and adjust to desired
tension (Fig. 44).
1 3 4
Figure 44
1. Pivot bolt
2. Throttle lever
3. Belleville washers
4. Tab washer

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 F1—20 amp, blade-type (Fig. 45)
43
5
6
2
m–3788
3
4. Collar on brake rod
5. 3/16 –1/4 (5–7 mm)
6. Jam nut and yoke
2 5 6 7
5. Washer
6. Bracket
7. Nut