Cutting Head Problems - Honda UMK431 Owner's Manual

TAKING CARE OF UNEXPECTED PROBLEMS
CUTTING HEAD PROBLEMS
Blade or Cutting-line
when throttle is at
head won't stop turning
Possible Cause
SLOW Dosition
Correction
Check throttle control and
or replace cable if necessary. throttle cable out of adjustment or cable.
Check throttle control parts, adjust Fault in throttle control or cable;
bent.
Idle speed is too fast.
repair other clutch system parts. clutch system faulty.
Adjust idle speed.
Check clutch. Replace clutch springs or replace or Clutch springs broken or worn, or
Blade or Cutting-Line
[
Possible Cause
Head Won't Turn
I
Correction
Check clutch, drive shaft,
components as needed. shaft, worn or broken gearbox
and gearbox.
Replace or repair faulty Worn or broken clutch, broken
parts.
Excessive Vibration
nut securely. loose. blade nut.
Tighten cutting-line head or blade
Cutting-line head or blade nut Check cutting-line head or
Correction
Possible Cause
Check blade.
Blade damaged. Replace blade.
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