Adjusting The Electric Clutch - Toro 30320 Operator's Manual

Checking the Brakes
1. Park the machine on a level surface, disengage the
PTO.
2. Stop the engine, remove the key, and wait for all
moving parts to stop before leaving the operating
position.
3. Apply the parking brake. The wheels must lock when
you try to push the machine forward.
4. If the wheels do not lock, adjust the brakes. Refer to
Adjusting the Brakes on page 31.
5. Release the brake and press upper control bar very
lightly, approximately 1/2 inch (13 mm). The wheels
should rotate freely, if not; refer to Adjusting the
Brake, page 31.
Adjusting the Brakes
The brake lever is on the upper control bar (Fig. 13). If the
parking brake does not hold securely, an adjustment is
required.
Note: For the initial adjustment, adjust the wing nut until
it is 1–1/4 inches from the top of the rod (Fig. 38).
1. Park the machine on a level surface, disengage the
PTO, and set the parking brake.
2. Stop the engine, remove the key, and wait for all
moving parts to stop before leaving the operating
position.
3. Check the brake before you adjust it; refer to Checking
the Brakes, page 31.
4. Release the parking brake; refer to Releasing the
Parking Brake, page 19.
5. To adjust the brake remove the hair pin cotter and
washer from the brake lever and trunnion (Fig. 38).
6. Rotate the wing nut clockwise to increase the braking
pressure.
7. Rotate the wing nut counterclockwise to decrease the
braking pressure.
8. Install the trunnion into hole F (Fig. 38). Tighten the
wing nut.
9. Secure trunnion to brake lever with washer and hair
pin cotter (Fig. 38).
10. Check the brake operation again; refer to Checking the
Brake, page 31.
Important With the parking brake released, the rear
wheels must rotate freely when you push the mower. If
brake action and free wheel rotation cannot be achieved
contact your service dealer immediately.
1
Figure 38
1. Hairpin cotter and washer
2. Trunnion
3. Brake lever
4. Wing nut

Adjusting the Electric Clutch

The clutch is adjustable to ensure proper engagement and
proper braking. Check adjustment after every 100 hours of
operation.
1. To adjust clutch, tighten or loosen lock nuts on flange
studs (Fig. 39).
2. Check adjustment by inserting feeler gauge thru slots
next to studs (Fig. 39).
3. The proper disengaged clearance between the clutch
plates is 0.012–.018 inch (0.30-0.45 mm). It will be
necessary to check this clearance at each of the three
slots to ensure the plates are parallel to each other.
31
4
7
3
4
2
5
5. Hole F
6. Initial adjustment—
1–1/4 inch (32 mm)
7. Rod
6
m–6512