Parking Brake Adjustment - Gravely Pro-Master 252 Owner's/Operator's Manual

STEERING LEVER HANDLE
HEIGHT ADJUSTMENT
(Figure 28)
The handles have three height positions.
1
3
1. Spacer
2. Handle
3. Steering Lever
1. Remove spacer, handle, and eccentric
spacer from steering lever.
NOTE: Position the right and left handles at
the same height.
2. Install spacer, handle, and eccentric
spacer in the appropriate height position.
Do not tighten nut holding eccentric
spacer.
3. Turn eccentric spacer until the right and
left handles are the same height. Tighten
nut.

PARKING BRAKE ADJUSTMENT

The parking brake might need adjustment
over time and after new brake pads have
been installed.
NOTE: After installing new brake pads in
calipers, they must be burnished by driving
for a short distance (about 100 feet) with the
brake on. To do this, bring parking brake lever
part-way up while driving normally (in a
straight line).
Check Adjustment (Figure 29)
NOTE: Be sure to check parking brake on
both sides of unit.
NOTE: The clearance between jam nuts and
trunnion should be 1-1/4 in. (3.2 cm).
2
Position # 1
Position # 2
Position # 3
Figure 28
Adjusting the parking brake
(Figure 29)
1. Engage parking brake.
2. Turn jam nuts counterclockwise until the
spring is completely extended and there
is no pressure on the spring.
3. Measure the spring length. Depending
on the model, the extended spring
length may be 1-3/4 in. (4.4 cm).
4. Compress the spring 1/2 in. (1.3 cm) by
turning the jam nuts clockwise.
NOTE: The clearance between jam nuts and
trunnion should be 1-1/4 in. (3.2 cm).
5. Tighten jam nuts together.
6. Turn return nuts clockwise to decrease
the distance or counter clockwise to
increase the distance until there is 1/16
to 1/8 in. (1.59 to 3.18 mm) between
return nuts and trunnion.
7. Tighten return nuts together.
1-1/4 in.
(3.2 cm)
2
6
5
4
3
1. Parking Brake
Lever
2. Brake Rod
3. Return Nuts
GB - 32
1/16 to 1/8-inch
(1.59 to 3.18 mm)
1
2
4. Trunnion
5. Spring
6. Jam Nuts
Figure 29