MOWER TROUBLESHOOTING
Symptom (if)
Cause
Remedy
Blades do not rotate.
•
The PTO system is not normal:
PTO system malfunctioning.
•
Consult your local KUBOTA Dealer.
•
The PTO system is normal:
broken mower belt.
•
Replace.
Mower belt slipping.
•
Weaken tension spring.
•
Replace.
•
Worn mower belt.
•
Replace.
•
Mower plugged.
•
Unplug and clean the mower deck.
•
Debris in pulleys.
•
Clean.
Discharge chute plugged.
•
Grass too wet.
•
Wait for grass to dry.
•
Grass too long.
•
Raise the cutting height and cut grass twice.
•
Cutting too low.
•
Raise the cutting height.
•
Engine rpm too low.
•
Mow at full throttle.
•
Ground speed too fast.
•
Slow down.
Streaking of grass uncut.
•
Ground speed too fast.
•
Slow down.
•
Engine rpm too low.
•
Mow at full throttle, check and reset the engine
rpm.
•
Grass too long.
•
Cut grass twice.
•
Blades dull or damaged.
•
Replace blades or have blades sharpened.
•
Debris in mower deck.
•
Clean the mower deck.
Uneven cut.
•
Mower deck not level.
•
Level the mower deck.
•
Ground speed too fast.
•
Slow down.
•
Blades dull.
•
Have blades sharpened.
•
Blades worn or damaged.
•
Replace the blades.
•
Low tire inflation.
•
Add air to correct pressure.
•
Anti-scalp rollers not adjusted correctly.
•
Adjust the anti-scalp rollers.
•
Wheels pressure not adjusted correctly.
•
Set both tire pressure to the correct pressure.
(See TIRES on page 50.)
Blades scalping grass.
•
Cutting height too low.
•
Raise the cutting height.
•
Turning speed too fast.
•
Reduce speed on turns.
•
Ridges in terrain.
•
Change the mowing pattern.
•
Rough or uneven terrain.
•
Adjust wheels pressure and anti-scalp rollers.
•
Anti-scalp rollers not adjusted correctly.
•
Adjust wheels pressure and anti-scalp rollers.
•
Bent blade(s).
•
Replace blade(s).
Excessive vibration.
•
Debris on mower deck or in pulleys.
•
Clean the mower deck and pulleys.
•
Damaged mower belt.
•
Replace the mower belt.
•
Damaged pulleys.
•
Replace pulleys.
•
Pulleys out of alignment.
•
Check pulleys.
•
Blades out of balance.
•
Have blades balanced.
(Continued)
MOWER TROUBLESHOOTING
TROUBLESHOOTING
Z751KWi,Z781KWi,Z781KWTi
93
Summary of Contents for Z751KWi
Page 3: ...OPERATOR S MANUAL 1SJGJ00001A01 READ AND SAVE THIS MANUAL MODELS Z751KWi Z781KWi Z781KWTi ...
Page 15: ...SAFETY LABELS SAFE OPERATION 10 Z751KWi Z781KWi Z781KWTi ...
Page 16: ...SAFE OPERATION Z751KWi Z781KWi Z781KWTi 11 ...
Page 17: ...SAFE OPERATION 12 Z751KWi Z781KWi Z781KWTi ...
Page 18: ...SAFE OPERATION Z751KWi Z781KWi Z781KWTi 13 ...
Page 19: ...SAFE OPERATION 14 Z751KWi Z781KWi Z781KWTi ...
Page 21: ...16 Z751KWi Z781KWi Z781KWTi ...
