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Adjusting the Hydraulic
Control Linkages
WARNING
The engine must be running when you
perform the control linkage adjustments.
Contact with moving parts or hot surfaces
may cause personal injury.
Keep your hands, feet, face, clothing and
other body parts away from rotating parts,
muffler and other hot surfaces.
WARNING
Mechanical or hydraulic jacks may fail to
support the machine and may cause serious
injury.
• Use jack stands when the supporting
machine.
• Do not use hydraulic jacks.
Adjusting the Left Linkage
1.
Park the machine on a level surface, disengage
the 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.
Raise the rear of the machine on to jack stands
to raise the drive wheels off the ground.
4.
Disengage the parking brake.
5.
Start the engine and move the throttle to the
F
position.
AST
6.
Move the left drive lever to the full forward
position.
7.
Move the speed-control lever to the N
position.
WARNING
The electrical system does not
perform proper safety shut off with the
operator-presence control (OPC) levers
held down.
• Ensure that the OPC levers are
working when the adjustment is
completed.
• Never operate the machine with the
OPC levers held down.
8.
Loosen the front adjusting nut on left hydraulic
control linkage
9.
Turn the left, rear adjusting nut counterclockwise
until the wheel rotates forward
10.
Turn the rear adjusting nut clockwise 1/4 of a
turn at a time. Then, move the speed-control
lever to the F
N
EUTRAL
stops rotating forward
11.
Turn the rear nut an additional 1/2 turn and
tighten the front adjusting nut.
Note:
perpendicular to the pin part of the swivel.
1. Hydro-control linkage
2. Front nut
3. Rear nut
12.
After adjusting the left hydro-control linkage,
move the speed-control lever to the F
position and then back to the N
EUTRAL
13.
Hold the OPC levers down.
Note:
the speed-control lever is out of the N
position; otherwise, the engine shuts off.
14.
Ensure that the speed-control lever is in the
N
EUTRAL
rotate.
15.
Repeat the adjustment, if needed.
29
(Figure
33).
position and back to the
ORWARD
position. Repeat this until the left wheel
(Figure
Ensure that the flat part of the linkage is
Figure 32
4. Swivel
5. 90 degrees
Hold the OPC levers down whenever
position and that the tire does not
(Figure
33).
33).
g024291
ORWARD
position.
EUTRAL
EUTRAL
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