Drive Problems - Honda Harmony HS520A Owner's Manual

TAKING CARE OF UNEXPECTED PROBLEMS
Engine has low power
Check ground speed.
Snowthrowing swath too
wide for snow conditions.
Check auger housing.
Check spark plug.
Check choke
position.
Check fuel condition.

DRIVE PROBLEMS

Engine runs, but
snowthrower doesn't
operate
Check auger paddle
Check auger clutch lever for
position.
Check drive clutch lever.
Auger not engaging.
Possible cause
Fast ground speed when
blowing wet, deep snow puts
excessive load on engine.
Wet, deep snow can put an
excessive load on engine.
Discharge chute restricted.
Spark plug cap not secure.
Improper electrode gap or
deposits on gap.
Choke in wrong position.
Stale or old fuel.
Possible cause
Auger paddles worn out
Lever is not engaged.
Drive clutch lever freeplay is
excessive
Drive belt worn, broken or
not on pulleys.
Correction
Operate at slower ground
speed.
Reduce snowthrowing
swath.
Clear discharge chute
obstructions (page18).
Make sure spark plug cap is
securely connected.
Verify the spark plug is free
of deposits and has proper
gap.
Make sure the choke is in
the OPEN position
(page10).
Be sure tank has fresh fuel.
Drain carburetor (page32).
Correction
Replace auger paddles
Engage auger clutch lever
by pulling it toward
handlebar
Adjust freeplay (page27)
See servicing Honda
snowthrower dealer.
37