Brake Maintenance; Adjusting The Parking Brake; Belt Maintenance; Inspecting The Belts - Toro Z Master Professional 7000 Series Operator's Manual

Brake Maintenance

Adjusting the Parking
Brake
Service Interval: Every 25 hours
Every 200 hours
1. Park the machine on a level surface, disengage
the blade-control switch (PTO), and engage the
parking brake.
2. Shut off the engine, remove the key, and wait
for all moving parts to stop before leaving the
operating position.
3. Measure the length of the spring
Note:
The measurement should be 64 mm
(2-1/2 inches) between the washers.
4. If adjustment is necessary, disengage the
parking brake, loosen the jam nut below the
spring and adjust the nut directly below the
spring (Figure 82).
5. Turn the nut until the correct measurement is
obtained.
Note:
Turn the nut clockwise to shorten spring
length and turn counter-clockwise to lengthen
the spring.
6. Tighten the 2 nuts together.
7. Engage the parking brake and check the
measurement of the spring again.
8. If an adjustment is necessary, repeat the
procedures above.
9. Repeat on the opposite side of machine.
Figure 82
1. Brake lever in engaged
position
2. Spring—64 mm (2-1/2
inches)
(Figure 82).
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3. Adjusting nut and jam nut

Belt Maintenance

Inspecting the Belts

Service Interval: Every 100 hours
Replace the belt if it is worn. The signs of a worn belt
include squealing while the belt is rotating; the blades
slipping while cutting grass; and frayed edges, burn
marks, and cracks on the belt.

Replacing the Mower Belt

Side-Discharge Machines
1. Park the machine on a level surface, disengage
the blade-control switch, and engage the parking
brake.
2. Shut off the engine, remove the key, and wait
for all moving parts to stop before leaving the
operating position.
3. Loosen the bottom bolt holding the mower-deck
curtain to the mower deck; refer to
the Mower-Deck Curtain (page
4. Remove the sheet-metal guard; refer to
Removing the Sheet-Metal Guard (page
5. Remove the belt covers
1. Belt cover
2. Latch
6. Remove the idler spring.
7. Remove the belt guide on the spring-loaded
idler pulley shown in
8. Remove the existing belt.
61
Releasing
42).
(Figure 83).
Figure 83
3. Insert slot into the tab
Figure 84.
42).
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