Craftsman 247.88955 Snow Blower User Manual


 
25
TROUBLESHOOTING
Problem Cause Remedy
Engine fails to start Choke control not in ON position1.
Spark plug wire disconnected2.
Faulty spark plug3.
Fuel tank empty or stale fuel4.
Engine not primed.5.
Safety key not inserted.6.
Move choke control to ON position.1.
Connect wire to spark plug.2.
Clean, adjust gap, or replace.3.
Fill tank with clean, fresh gasoline.4.
Prime engine as instructed in the Operation Section.5.
Insert key fully into the switch.6.
Engine runs erratically Engine running on CHOKE1.
Stale fuel2.
Water or dirt in fuel system3.
Carburetor out of adjustment4.
Move choke control to OFF position.1.
Fill tank with clean, fresh gasoline.2.
Drain fuel tank. Refill with fresh fuel.3.
Contact your Sears Parts & Repair Center.4.
Engine overheats Carburetor not adjusted properly1. Contact your Sears Parts & Repair Center.1.
Excessive vibration Loose parts or damaged auger1. Stop engine immediately and disconnect spark plug 1.
wire. Tighten all bolts and nuts. If vibration continues,
have unit serviced by a Sears Parts & Repair Center.
Loss of power Spark plug wire loose.1.
Gas cap vent hole plugged.2.
Connect and tighten spark plug wire.1.
Remove ice and snow from gas cap. Be certain vent 2.
hole is clear.
Unit fails to propel itself Drive cable in need of adjustment 1.
Drive belt loose or damaged 2.
Worn friction wheel.3.
Adjust drive control cable. Refer to Service and 1.
Maintenance section.
Replace drive belt. Refer to Service and Mainte-2.
nance section.
Change friction wheel.3.
Unit fails to discharge snow Chute assembly clogged. 1.
Foreign object lodged in auger. 2.
Auger cable in need of adjustment. 3.
Auger belt loose or damaged. 4.
Shear pin(s) sheared.5.
Stop engine immediately and disconnect spark plug 1.
wire. Clean chute assembly and inside of auger
housing with clean-out tool or a stick.
Stop engine immediately and disconnect spark plug 2.
wire. Remove object from auger with clean-out tool
or a stick.
Adjust auger control cable. Refer to Assembly 3.
section.
Replace auger belt. Refer to Service and Mainte-4.
nance section.
Replace with new shear pin(s).5.
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