Husqvarna 5021 R - Manual (Page 26)

TROUBLESHOOTING CHART
26 1741506
Trouble Cause Correction
Difficulty starting Defective spark plug. Replace spark plug.
Water or dirt in fuel system. Use carburetor bowl drain to flush and
refill with fresh fuel.
Engine runs erratic Blocked fuel line, empty gas tank,
or stale gasoline/petrol. Clean fuel line; check fuel supply; add
fresh fuel.
Engine stalls Unit running on CHOKE. Set choke lever to RUN position.
Engine runs erratic; loss of
power Water or dirt in fuel system. Use carburetor bowl drain to flush and
refill with fresh fuel.
Excessive vibration Loose parts; damaged impeller. Stop engine immediately and disconnect
spark plug wire. Tighten all bolts and
make all necessary repairs. If vibration
continues, have the unit serviced by a
competent repairman.
Unit fails to propel itself Drive belt loose or damaged. Replace drive belt.
Unit fails to discharge snow Auger drive belt loose or damaged. Adjust auger drive belt; replaced if dam-
aged.
Auger control cable not adjusted
correctly. Adjust auger control cable.
Discharge chute clogged. Stop engine immediately and disconnect
spark plug. Clean discharge chute and
inside of auger housing.
Foreign object lodged in auger. Stop engine immediately and disconnect
spark plug wire. Remove object from
auger.