Operate Unit; Stop The Engine - Gravely ZT HD 48 Operator's Manual

OPERATE UNIT

1. 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.
2. Set throttle to slow speed.
3. Pull PTO knob up to on position.
IMPORTANT: Never engage the PTO if the
mower is plugged with grass or other
material. This may cause damage to the
electric clutch.
4. Move throttle control lever to fast.
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.
Right Turn Push left lever
farther forward
than the right
lever.
Left Turn Push right lever
farther forward
than the left lever.
Stop Return both
levers to neutral
position.
IMPORTANT: Aggressive turning can scuff or
damage lawns. Always keep both wheels
rotating when making sharp turns. DO NOT
make turns with inside wheel completely
stopped. For minimum turning radius, slowly
reverse inside wheel while moving outside
wheel slowly forward.
For Best Mowing Results
• Cut grass when it is dry.
• Keep mower blades sharp.
• Keep mower deck properly leveled.
• Adjust anti-scalp rollers to prevent scalping.
• Do not set height of cut too low. For very
tall grass, mow twice.
• Do not travel too fast.
• Mow with the engine set at full throttle.
• When mulching, only remove 1/3 of grass
length per cutting. Do not cut more than
2.5 cm (1") at any one time.
• Discharge clippings into areas already cut.
• Vary cutting pattern with each mowing.
• Do not allow grass or debris to collect
inside of mower deck. Clean after each
use.

STOP THE ENGINE

1. Place steering levers in neutral position
and rotate outward.
2. Engage parking brake.
3. Push PTO knob down to off position.
4. Set throttle to slow speed.
5. Turn ignition key to off position and
remove key.
EN - 17
WARNING: AVOID INJURY.
Wait for all moving parts to
stop before leaving operator's
position.