Gravely ZT 915100 - 1732 Owner's And Operator's Manual page 27

PROBLEM
Engine
overheats.
Unit moves with
engine off and
parking brake
engaged.
Unit does not
travel in a
straight line.
Unit creeps with
steering levers
in neutral
position.
Poor cutting
quality.
PROBABLE
CAUSE
1. Engine oil level
low.
2. Cooling system
plugged.
3. Faulty engine.
1. The parking brake
needs
adjustment.
2. Faulty parking
brake.
1. Incorrect tire
pressure.
2. Steering levers
need adjustment.
3. Hydrostatic
transmission
and/or linkage
needs
adjustment.
1. Hydrostatic
transmission
and/or linkage
needs
adjustment.
1. Mower deck not
level or mower
pitch is incorrect.
2. Dull or faulty
mower blades.
CORRECTION
1. Add engine oil. Refer to Engine Manual for
detailed instructions.
2. Clean cooling system. Refer to Engine
Manual for detailed instructions.
3. Contact your Gravely Dealer.
1. Contact your Gravely Dealer.
2. Contact your Gravely Dealer.
1. Check tire pressure (see SPECIFICATIONS
on page 29) .
2. Adjust steering levers (see Forward and
Reverse Speed Adjustment on page 24)
3. Contact your Gravely Dealer.
1. Contact your Gravely Dealer.
1. Level and adjust pitch of mower deck (see
LEVELLING AND ADJUSTING PITCH OF
MOWER DECK on page 19).
2. Sharpen mower blades (see SHARPENING
MOWER BLADE on page 21) or replace
mower blades (see REPLACING MOWER
BLADE on page 21).
GB - 27