EN - 21
CHECK SAFETY INTERLOCK
SYSTEM
Check function of the Safety Interlock System
by performing the tests below. Contact your
Gravely dealer for repair if any of the tests
fail.
CHECK PARKING BRAKE
1. Park unit on a flat, level surface.
2. Position steering levers in neutral.
3. Engage parking brake.
4. Stop engine and wait for moving parts to
stop and for hot parts to cool.
5. Bypass transaxles. See Move Unit
Manually on page 19.
6. Push unit forward.
• If unit does not move forward, no
adjustment is needed.
• If unit moves forward easily, adjust the
brake lever.
CHECK ENGINE OIL
NOTICE: Engine oil level must be maintained
at correct level or engine damage may occur.
Refer to engine manual.
CHECK TIRE PRESSURE
See Specifications on page 40 for
recommended tire pressure.
CHECK FASTENERS
Check for loose or missing hardware.
LUBRICATE UNIT
1. Apply oil to all pivot points and pin
connections.
Lubricate Seat
See Figure 20.
1. Place unit in service position. See
Service Position on page 20.
2. Apply grease to seat tracks through slots
under seat plate.
Test Steering
Levers
PTO Parking
Brake
Result
Starting Interlock
1 Neutral Off On Engine
starts.
2 Forward,
Neutral,
Reverse
On On or
Off
Engine does
not start.
3 Forward,
Neutral,
Reverse
On
or
Off
Off Engine does
not start.
Operating Interlock (Engine On)
4 * Forward,
Neutral,
Reverse
On On or
Off
Engine
shuts off.
5 * Forward,
Neutral,
Reverse
On
or
Off
Off Engine
shuts off.
* When operator lifts off seat.
WARNING: AVOID INJURY.
Explosive separation of tire
and rim parts is possible.
• DO NOT inflate tires above
the recommended pressure.
• DO NOT inflate tires with a
compressor; use a hand
pump.
• DO NOT stand in front of
tire assembly when
inflating. Use a clip-on
chuck and extension hose
long enough to allow you to
stand to one side.
• DO NOT mount a tire
without proper equipment
and experience.
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