4.
Rotate the lower brake link yoke clockwise into the
yoke to tighten the parking brake; rotate the brake link
yoke counterclockwise out of the yoke out to loosen
the parking brake (Figure 48).
Note:
There should be approximately 1/4 inch
clearance between the tire and the flat bar when the
parking brake in the released position (Figure 48).
5.
Secure the lower link to the lower brake lever with the
hair pin cotter and the clevis pin (Figure 48).
6.
Check the brake operation again; refer to Checking the
Parking Brake.
Belt Maintenance
Checking the Belts
Service Interval:
Every 50 hours/Monthly (whichever
comes first)—Check the belts.
Check belts for cracks, frayed edges, burn marks, wear, signs
of overheating or any other damage. Replace damaged belts.
Replacing the Mower Belt
Important:
The brake needs to be adjusted when the
belt tension or the brake linkage is adjusted.
1.
Disengage the blade control (PTO) lever and set the
parking brakes.
2.
Stop the engine and wait for all moving parts to stop
before leaving the operating position.
3.
Remove the knobs and the belt cover on the mower.
4.
Remove the idler pulley and the worn belt.
5.
Install the new mower belt.
6.
Install the idler pulley.
7.
Engage the blade control (PTO) lever and check
the belt tension. Refer to Adjusting the Mower Belt
Tension.
Note:
The proper mower belt tension is 10–15 lbf.
(44–67 N) with the belt deflected 1/2 inch (13 mm)
halfway between the pulleys (Figure 52 or Figure 53).
8.
Engage the blade control (PTO) lever.
9.
Check the clearance between the bell crank and the
transmission output shaft (Figure 49).
Figure 49
1.
1/16-1/8 inch (2-3 mm)
4.
Hairpin cotter
2.
Bell crank
5.
Clevis pin
3.
Transmission output shaft
6.
Clevis
Note:
The clearance should be 1/16–1/8 inch
(2–3 mm).
10.
Remove the hairpin cotter pin and the clevis pin from
the bell crank.
36
Содержание 30934
Страница 49: ...Schematics Electrical Schematic Rev Hydraulic Schematic Rev 49 ...
Страница 50: ...Notes 50 ...
Страница 51: ...Notes 51 ...
