Troubleshooting - Craftsman 536.886150 Owner's Manual

TROUBLE CAUSE
Difficult starting Defective spark plug
Water or dirt in fuel system
Engine runs er- Blocked fuel line or low on fuel
ratically
Engine stalls
Engine runs er-
ratically;
or
Loss of power
Excessive
vibration
Units fails to
propel itself
Unit fails to
discharge snow
Unit running on CHOKE
Water or dirt in fuel system
Carburetor out of adjustment
Loose parts; damaged impeller
Drive belt loose or damaged
Incorrect adjustment of auger con-
trol cable
Worn or damaged friction wheel
Auger drive belt loose or damaged
Auger control cable not adjusted
correctly
Shear bolt broken
Discharge chute clogged
Foreign object lodged in auger
CORRECTION
Replace defective plug
Use carburetor bowl drain to
flush and refill with fresh fuel
Clean fuel line; check fuel sup-
ply; add fresh gasoline (gaso-
l!ne/oiI mixture if 2-cycle engine)
Move choke lever to OFF position
Use carburetor bowl drain to
• flush and refill with fresh fuel
I
i
Adjust carburetor
Stop engine immediately and
disconnect spark plug wire
Tighten all bolts and make all
necessary repairs If vibration
continues, have the unit ser-
viced by a Sears service repair-
man
Replace drive belt
Adjust traction drive cable
Repair friction wheel
Replace auger belt
Adjust auger control cable
Replace shear bolt
Stop engine immediately and
disconnect spark plug wire,
Clean discharge chute and in-
side of auger housing
Stop engine immediately and dis-
connect spark plug wire Remove I
object from auger
!
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