Maintenance Schedule - Gravely 42 ZT XL Operator's Manual

2. Disengage PTO.
3. Set throttle lever to slow.
4. Turn ignition switch to off position and
remove key.
5. Set parking brake.
OPERATING MOWER
1. Start engine.
2. Set throttle lever to fast.
IMPORTANT: Never engage PTO if mower is
plugged with grass or other material.
3. Engage PTO to start mower blades.
NOTE: The parking brake must be
disengaged prior to moving the steering
levers from the neutral lockout position.
4. Release parking brake.
5. Use steering levers to move the unit.
6. Disengage PTO to stop mower blades.
TRANSPORTING UNIT
ALWAYS shut off engine, set parking brake,
remove key, and close fuel shut-off valve or
drain fuel when transporting unit on a truck or
trailer. Tie unit down securely. Do not tie
down by linkages, guards, cables or other
parts that may be damaged.
WARNING: AVOID INJURY.
Read and understand the entire
Safety section before proceeding.

MAINTENANCE SCHEDULE

GB - 17
FOR BEST PERFORMANCE
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.
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.
IMPORTANT: Proper maintenance can
prolong the life of unit. The following chart
shows the recommended service schedule.
Refer to the maintenance instructions in the
Engine Manual for additional information.
NOTE: To have full access to the engine, the
seat must be tipped forward (see TIPPING
SEAT FORWARD on page 20) and the hood
opened (see OPENING AND CLOSING
HOOD on page 20).