68
TROUBLESHOOTING
MOWER TROUBLESHOOTING
Symptom (If)
Cause
Remedy
Blade does not rotate.
A
PTO system is not normal:
PTO system malfunctioning.
A
See your Kubota Dealer.
A
PTO system is normal:
Broken mower belt.
A
Replace.
Mower belt slipping.
A
Weaken tension spring.
A
Replace.
A
Worn mower belt.
A
Replace.
A
Mower plugged.
A
Unplug and clean mower deck.
A
Debris in pulleys.
A
Clean.
Discharge chute
plugged.
A
Grass too wet.
A
Wait for grass to dry.
A
Grass too long.
A
Raise cutting height and cut grass twice.
A
Cutting too low.
A
Raise cutting height.
A
Engine rpm too low.
A
Mow at full throttle.
A
Ground speed too fast.
A
Slow down.
Streaking of grass uncut.
A
Ground speed too fast.
A
Slow down.
A
Engine rpm too low.
A
Mow at full throttle, check and reset
engine rpm.
A
Grass too long.
A
Cut grass twice.
A
Blades dull or damaged.
A
Replace blades or have blades
sharpened.
A
Debris in mower deck.
A
Clean mower deck.
Uneven cut.
A
Mower deck not level.
A
Level mower deck.
A
Ground speed too fast.
A
Slow down.
A
Blades dull.
A
Have blades sharpened.
A
Blades worn or damaged.
A
Replace blades.
A
Low tire inflation.
A
Add air to correct pressure.
A
Anti-scalp rollers not adjusted correctly.
A
Adjust anti-scalp rollers.
A
Wheels pressure not adjusted correctly.
A
Set both tire pressure to the correct
pressure.
(See "TIRES" in "TIRES AND WHEELS"
section.)
Blades scalping grass.
A
Cutting height too low.
A
Raise cutting height.
A
Turning speed too fast.
A
Reduce speed on turns.
A
Ridges in terrain.
A
Change mowing pattern.
A
Rough or uneven terrain.
A
Adjust wheels pressure and anti-scalp
rollers.
A
Anti-scalp rollers not adjusted correctly.
A
Adjust wheels pressure and anti-scalp
rollers.
A
Bent blade(s).
A
Replace blade(s).