Trouble Shooting Chart - Murray 621403x61NB Instruction Book

TROUBLE
Difficult starting
Engine runs erratic
Engine stalls
Engine runs erratic;
Loss of power
Excessive vibration
Unit fails to propel itself
Unit fails to discharge snow
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TROUBLE SHOOTING CHART

CAUSE
Defective spark plug.
Water or dirt in fuel system.
Blocked fuel line, empty gas tank, or stale
gasoline
Unit running on CHOKE.
Water or dirt in fuel system.
Loose parts: damaged impeller
Drive belt loose or damaged.
Auger drive belt loose or damaged.
Auger control cable not adjusted correctly.
Discharge chute clogged.
Foreign object lodged in auger
15
CORRECTION
Replace spark plug.
Use carburetor bowl drain to flush and refill with
fresh fuel.
Clean fuel line; check fuel supply; add fresh
gasoline
Set choke lever to RUN position.
Use carburetor bowl drain to flush and refill with
fresh fuel.
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.
Replace drive belt.
Adjust auger drive belt; replace if damaged.
Adjust auger control cable.
Stop engine immediately and disconnect spark
plug wire. Clean discharge chute and inside of
auger housing.
Stop engine immediately and disconnect spark
plug wire. Remove object from auger.
GB