Open Fuel Valve; Operation; Emergency Stopping; Start The Engine - Gravely Pro-Turn 148 Operator's Manual

OPEN FUEL VALVE

See Figure 23.
• Turn fuel valve forward to use fuel from left
tank.
• Turn fuel valve rearward to use fuel from
right tank.
• Move valve to the off position when storing
or transporting unit.
Figure 23

OPERATION

WARNING: AVOID INJURY.
Read and understand the Safety
section before proceeding.
IMPORTANT: All references to left, right, front
or rear are given from the perspective of
operator in operator's position, facing the
direction of forward travel.

EMERGENCY STOPPING

WARNING: AVOID INJURY.
Operating on slopes may lead to
loss of steering control. Be
prepared to react.
1. Place steering levers in neutral position
and rotate outward.
2. Engage parking brake.
3. Push PTO switch down to off position.
4. Turn key to off position and remove from
ignition.
Left
Tank
Right
Tank
Off

START THE ENGINE

1. Move steering levers to neutral position.
2. Engage parking brake.
3. Push PTO switch down to off position.
4. Turn fuel valve to use fuel from desired
tank.
5. Models 991128, 991129, 991130, 991132,
991133, 991137, 991138, 991139,
991140 Only: If engine is cold, move
choke control lever to on position. DO
NOT use choke on a warm engine.
6. Move throttle control lever to 3/4 fast
position.
7. Insert ignition key and turn to the start
position. Release key when engine starts.
NOTICE: Do not operate the starter for more
than 10 seconds per starting attempt. If the
engine does not start, allow a 60-second cool
down period between starting attempts.
8. Models 991128, 991129, 991130, 991132,
991133, 991137, 991138, 991139,
991140 Only: Gradually move choke
control lever to the off position after
engine starts.

OPERATE UNIT

1. Start the engine. See Start The Engine on
page 21.
2. Release parking brake.
WARNING: AVOID INJURY.
Move the steering levers slowly
and keep the throttle at slow
speed until you learn how to
operate the unit.
3. Pull PTO switch up to on position.
4. Move throttle control lever to the fast
position.
NOTICE: Never engage the PTO if the
mower is plugged with grass or debris. This
may cause damage to the electric clutch.
5. Move steering levers to begin mowing.
Direction Lever Position
of Travel
Forward Push both levers
forward from
neutral position.
Reverse Pull both levers
backward from
neutral position.
EN - 21