Gravely MINI-ZT 915054, Owner'S/Operator'S Manual

Page: 23 / 28

GB - 23
PTO or
mower
blades do
not engage
or shuts off.
1. Operator presence switch not
depressed. 1. Depress operator presence switch
by sitting on seat.
2. Faulty operator presence switch. 2. Contact your Gravely Dealer.
3. Electric clutch connector is loose
or disconnected. 3. Connect the electric clutch
connector. See REPLACING
HYDROSTATIC BELT on
page 21 for the electric clutch
connector location.
4. Faulty PTO belt. 4. Replace PTO belt (see
REPLACING PTO BELT on
page 20).
5. Faulty PTO switch, wires,
connectors, or clutch. 5. Contact your Gravely Dealer.
Engine
overheats.
1. Engine oil level low. 1. Add engine oil. Refer to Engine
Manual for detailed instructions.
2. Cooling system plugged. 2. Clean cooling system. Refer to
Engine Manual for detailed
instructions.
3. Faulty engine. 3. Contact your Gravely Dealer.
Unit moves
with engine
off and
parking
brake
engaged.
1. The parking brake needs
adjustment. 1. Contact your Gravely Dealer.
2. Faulty parking brake. 2. Contact your Gravely Dealer.
Unit does not
travel in a
straight line.
1. Incorrect tire pressure. 1. Check tire pressure (see
SPECIFICATIONS on page 25).
2. Steering levers need adjustment. 2. Adjust steering levers (see
Forward and Reverse Speed
Adjustment on page 20)
3. Hydrostatic transmission and/or
linkage needs adjustment. 3. Contact your Gravely Dealer.
Unit creeps
with steering
levers in
neutral
position.
1. Hydrostatic transmission and/or
linkage needs adjustment. 1. Contact your Gravely Dealer.
Poor cutting
quality.
1. Mower deck not level or mower
pitch is incorrect. 2. Level and adjust pitch of mower
deck (see LEVELLING AND
ADJUSTING PITCH OF MOWER
DECK on page 16).
2. Dull or faulty mower blades. 3. Sharpen mower blades (see
SHARPENING MOWER BLADE
on page 17) or replace mower
blades (see REPLACING
MOWER BLADE on page 17).
PROBLEM PROBABLE CAUSE CORRECTION