Trouble shooting – Craftsman 247.799620 User Manual

Page 19

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TROUBLE SHOOTING

PROBLEM

POSSIBLE CAUSE(S)

CORRECTIVE ACTION

Engine fails to start

• Fuel tank empty, or stale 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 plug wire loose.

• Connect and tighten spark plug wire.

operation erratic

• Unit running on CHOKE.

• Move choke lever to OFF position.

• Blocked fuel line 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 oil level low.

• 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 impeller.

• Stop engine immediately and disconnect

spark plug wire. Remove lodged object.

• Vacuum bag is full.

• Empty bag.

Rate of discharge
slows considerably or

composition of
discharged material
changes

• Chipper blades dull.

• Sharpen or replace chipper blades.

NOTE: For repairs beyond the minor adjustments listed above, please contact your nearest SEARS Service Center.

19

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