Maintenance
58
Adjusting Hydraulic Pump Neutral
Note: Adjust handle neutral first. That has to
be correct before the following
adjustment can be made.
POTENTIAL HAZARD
• Mechanical or hydraulic jacks may not
support machine.
WHAT CAN HAPPEN
• Weight of machine can cause hydraulic
jacks to fail and cause an injury.
HOW TO AV
OID THE HAZARD
• Use jack stands when supporting machine.
• Do not use hydraulic jacks.
1. This adjustment must be made with drive wheels
turning. First raise the frame and block up so
drive wheels can rotate freely.
POTENTIAL HAZARD
• Engine must be running so motion control
adjustment can be performed.
WHAT CAN HAPPEN
• Contact with moving parts or hot surfaces
may cause personal injury.
HOW TO AV
OID THE HAZARD
• Keep hands, feet, face, clothing and other
body parts away from rotating parts,
muffler and other hot surfaces.
2. Slide seat forward, disconnect prop rod and tilt
seat fully forward.
3. Disconnect electrical connector from the seat
safety switch. Temporarily
install a jumper wire
across terminals in the wiring harness connector.
4. Loosen locknut at ball joint on pump control rod
(Fig. 51).
Note: The front nut of each rod has left–hand
threads.
5. Start engine, open throttle 1/2 way and release
parking brake. Refer to Starting and Stopping
the Engine, page 25.
6. Adjust pump rod length by rotating double nuts
on rod, in the appropriate direction, until wheel
is still or slightly creeps in reverse (Fig. 51).
7. Move motion control lever forward and reverse,
then back to neutral. Wheel must stop turning or
slightly creep in reverse.
Note: Motion control lever must be in neutral
while making any adjustments.
8. Open throttle to fast. Make sure wheel remains
stopped or slightly creeps in reverse, re-adjust if
necessary.
9. Repeat on opposite side of unit. T
ighten locknuts
against ball joints.
POTENTIAL HAZARD
• Electrical system will not perform proper
safety shut off with jumper wire installed.
WHAT CAN HAPPEN
• Contact with moving parts may cause
personal injury.
HOW TO AV
OID THE HAZARD
• Remove jumper wire from wir
e harness
connector and plug connector into seat
switch when adjustment is completed.
• Never operate this unit with jumper install
and seat switch by passed.
10. Shut off unit. Remove jumper wire from wire
harness connector and plug connector into seat
switch.
11. Reinstall prop rod and lower seat.
To Next Page
Loading...
