Gravely 992274 Operator's Manual page 46

PTO does not work.
Unit moves with
engine off and
parking brake
engaged.
Unit does not drive
straight.
Unit creeps when
steering levers are
in neutral position.
Unit has poor
cutting quality.
Oil pressure light is
illuminated.
Malfunction
indicator light is
illuminated (Models
992278, 992279,
992282, 992283,
992284, 992288,
992289, 992290).
Operator presence switch is not
engaged.
Operator presence switch is
faulty.
PTO belt is faulty.
PTO switch, wiring, connectors
or clutch are faulty.
Parking brake needs adjustment. Adjust parking brake lever. See
Parking brake is faulty.
Tire pressure is incorrect.
Steering levers need adjustment. See Adjust Unit to Drive Straight on
Transaxles need adjustment.
Parking brake interlock needs
adjustment.
Mower blades not level or mower
deck pitch is incorrect.
Mower blades are dull or faulty.
Mowing speed is too fast.
Belt tension or condition is poor. Replace PTO belt or mower drive
Cutting height is too low.
Oil pressure is low.
System has detected an engine
malfunction.
Activate switch by sitting on seat.
Contact your Gravely dealer.
Replace PTO belt. See Replace
Mower Belts on page 34.
Contact your Gravely dealer.
Adjust Parking Brake on page 34.
Contact your Gravely dealer.
Check tire pressure. See
Specifications on page 46.
page 33.
See Adjust Transaxles on page 30.
See Adjust Parking Brake Interlock
on page 31.
Level and adjust pitch of mower
deck. See Level and Pitch Mower
Deck on page 40.
Sharpen or replace mower blades.
See Sharpen Blades on page 27.
Drive slower when cutting grass.
belt. See Replace Mower Belts on
page 34.
Do not set height of cut too low. For
very tall grass, mow twice.
Stop engine immediately and refer to
engine manual.
Stop engine immediately and refer to
engine manual.
EN - 44