Sears 247.79963 - Manual (Page 19)

TROUBLE SHOOTING
PROBLEM POSSIBLE CAUSE(S) CORRECTIVE ACTION
Engine fails to start • Fuei tank empty, or staie fuel. • Fill tank with clean, fresh fuel.
• Spark plug wire disconnected. • Connect wire to spark plug.
• Faulty spark plug. • Clean, adjust gap or replace.
• Nozzle safety switch not depressed. • Adjust metal tab so it depresses the safety switch.
Loss of power; • Spark piug wire ioose. • Connect and tighten spark plug wire.
operation erratic • Unit running on CHOKE. • Move choke lever to OFF position.
• Biocked fuei iine or stale fuel. • Clean fuel line; fill tank with clean
fresh gasoline.
• Water or dirt in fuel system. • Disconnect fuel line at carburetor to drain fuel
tank. Refill with fresh fuel.
• Carburetor out of adjustment. • Adjust carburetor or contact your SEARS
Service Center.
• Dirty air cleaner. • Service air cleaner. See Customer Responsibilities
section of this manual.
Engine overheats • Carburetor not adjusted
properly.
• Contact your SEARS Service Center.
• Engine oii levei iow. • Fill crankcase with proper oil.
Too much vibration • Loose parts or damaged
impeller.
• Stop engine immediately and disconnect
spark plug wire. Tighten all bolts and nuts.
Make all necessary repairs. If vibration continues,
have unit serviced by a SEARS Service Center.
Unit does not
discharge • Discharge chute clogged. • Stop engine immediately and disconnect
spark plug wire. Clean flail screen and inside
of blower housing. See Service/Adjustments
section of this manual.
• Foreign object lodged in impeiler. • Stop engine immediately and disconnect
spark plug wire. Remove lodged object.
• Vacuum bag is full. • Empty bag.
Rate of discharge
siows considerably or
composition of
discharged materiai
changes
• Chipper biades dull. • Sharpen or replace chipper blades.
NOTE; For repairs beyond the minor adjustments listed above, please contact your nearest SEARS Service Center.
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