Check Tire Pressure; Check Mower Blades - Gravely Pro-Walk 36 Operator's Manual

Purge Hydraulic System
Purge air from hydraulic system after draining
oil or changing the filter.
WARNING: AVOID INJURY.
This adjustment requires
operating the engine. Use
extreme care to avoid contact
with moving parts and hot
surfaces. Be sure rear of unit is
well supported and secure
before starting engine.
1. Park unit facing a wall or chock wheels.
2. Release parking brake.
3. Support unit so drive wheels are off the
ground.
4. Bypass transaxles. See Move Unit
Manually on page 18.
5. Start the engine. See Start The Engine on
page 17.
6. Engage operator presence lever.
7. Release parking brake.
8. Disengage neutral locks.
9. Move speed control lever fully forward
and backward 5 or 6 times.
10. Stop the engine. See Stop the Engine on
page 18.
11. Return transaxle bypass levers to
operating position. See Move Unit
Manually on page 18.
12. Start the engine. See Start The Engine on
page 17.
13. Engage operator presence lever.
14. Release parking brake.
15. Disengage neutral locks.
16. Move speed control lever fully forward
and backward 5 or 6 times.
17. Stop engine, lower unit to ground and
check oil level. Add oil if needed.
18. Repeat steps 1 – 17 until transaxles
operate smoothly in forward and reverse
at normal speed without excessive noise.

CHECK TIRE PRESSURE

Check tire pressures and inflate to
recommendation. See Specifications on
page 40.
WARNING: AVOID INJURY.
Explosive separation of tire and
rim parts is possible.
• DO NOT inflate tires above
• DO NOT inflate tires with a
• DO NOT stand in front of tire
• DO NOT mount a tire without

CHECK MOWER BLADES

Check blades for wear. Replace or sharpen
as needed.
CAUTION: AVOID INJURY. Use
sturdy gloves or padding to
protect hands when working with
mower blades.
Rotation of one blade rotates the
other blades.
Remove Blades
1. Place unit in service position. See
Service Position on page 19.
2. Disconnect spark plug wires.
See Figure 22.
3. Remove hardware retaining blades and
lower spindle guards to spindle and
remove parts.
4. Clean all grass, dirt and debris from
upper and lower spindle guards.
EN - 22
maximum pressure on tire
sidewalls.
compressor; use a hand
pump.
assembly when inflating. Use
a clip-on chuck and extension
hose long enough to allow you
to stand to one side.
proper equipment and
experience.