
Brake Maintenance
Adjusting the Parking Brake
Service Interval:
Every 25 hours
Every 200 hours
1. Engage the parking brake, lever up.
2. Measure the length of the spring. Measurement
should be 2-1/2 inch (64 mm) between the washers
(Figure 56).
3. If adjustment is necessary, release the parking brake,
loosen the jam nut below the spring and adjust the
nut directly below the spring (Figure 56). Turn the
nut until the correct measurement is obtained. Turn
the nut clockwise to shorten spring length and turn
counter-clockwise to lengthen the spring.
4. Tighten the two nuts together.
5. Engage the parking brake, lever up. Check the
measurement of the spring again.
6. If adjustment is necessary, repeat the procedures
above.
7. Repeat on the opposite side of machine.
Figure 56
1.
Brake lever in engaged
position
3.
Adjusting nut and jam nut
2.
Spring 2–1/2 inch (64 mm)
Belt Maintenance
Inspecting the Belts
Service Interval:
Every 100 hours
Check the belts for squealing when the belt is rotating,
blades slipping when cutting grass, frayed belt edges,
burn marks and cracks are signs of a worn mower belt.
Replace the mower belt if any of these conditions are
evident.
Replacing the Mower Belt for
60in Mower Decks
1. Disengage the PTO, move the motion control levers
to the neutral locked position 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. Remove the belt covers (Figure 57).
4. Remove the spring and belt guide from the idler arm.
5. Remove the existing belt if needed.
6. Install the new belt around the mower pulleys and
the gearbox pulley under the engine (Figure 58).
7. Install spring to the idler arm (Figure 58).
8. Install the belt guide on the spring loaded idler at a
45 degree angle as shown in Figure 58.
9. Install the belt covers by sliding the cover into the
tab, install the bolts, and close the latches (Figure 57).
Figure 57
1.
Belt cover
3.
Insert slot into the tab
2.
Latch
44
Содержание Z580 Z Master
Страница 6: ...Slope Chart 6 ...
Страница 8: ...98 5954 105 7798 107 1613 107 1857 107 1860 1 Height of cut 107 1861 107 1864 8 ...
Страница 9: ...107 2102 107 2112 107 2114 107 2449 108 5981 110 2067 9 ...
Страница 61: ...Schematics Wire Diagram Rev A 61 ...
Страница 62: ...Notes 62 ...
Страница 63: ...Notes 63 ...