46
1. To reduce free travel of turn pedals—tighten the
brakes—loosen front nut on threaded end of brake cable
(Fig. 66). Then tighten rear nut to move cable backward
until turn pedals have 1/2 to 1 in. (13 to 25 mm) of free
travel. Tighten front nut after brakes are adjusted
correctly.
1
Figure 66
1.
Jam nuts
2. When adjustment of brake cable cannot get free travel
within 1/2 to 1 in. (13 to 25 mm), the star nut inside the
brake drum must be adjusted. However, before
adjusting the star nut, loosen brake cable nuts to prevent
unnecessary strain on the cables.
3. Loosen five wheel nuts holding wheel and tire assembly
on wheel studs.
4. Jack up machine until front wheel is off the shop floor.
Use jack stands or block the machine to prevent it from
falling accidentally.
5. Remove wheel nuts and slide wheel and tire assembly
off studs. Rotate brake drum until adjusting slot is at
bottom and centered over star nut that adjusts brake
shoes (Fig. 67).
1
Figure 67
1.
Slot
6. Using a brake adjusting tool or screwdriver, rotate star
nut (Fig. 67) down until brake drum (Fig. 68) locks
because of outward pressure of brake shoes (Fig. 68).
1
2
2
Figure 68
1.
Star nut
2.
Brake shoes
7. Loosen star nut about 12 to 15 notches or until brake
drum rotates freely.
8. Install wheel and tire assembly on studs with five wheel
nuts. Tighten nuts to 45-55 ft–lb (61-75 N
m).
9. Remove jack stands or blocking and lower machine to
the shop floor.
10. Adjust the brake cables using step 1.
Содержание Groundsmaster 328-D
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