Trouble-shooting – Craftsman 247.775880 User Manual

Page 18

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TROUBLE-SHOOTING

PROBLEM

POSSIBLE CAUSE

CORRECTIVE ACTION

Engine fails to start

1. Fuel tank empty, or stale fuel

2. Spark plug wire disconnected
3. Faulty spark plug
4. Throttle control not in correct

position

1. Fill tank with clean, fresh fuel

2. Connect wire to spark plug.
3. Clean, adjust gap or replace.
4. Move throttle control to FAST

position

Loss of power; operation erratic

1. Spark plug wire loose

2. Unit running on Choke

3. Blocked fuel line or stale fuel

4. Water or dirt in fuel system

5. Carburetor out of adjustment

6. Dirty air cleaner

1. Connect and tighten spark plug

wire

2. Move choke lever to OFF

position

3. Clean fuel line; fill tank with

clean, fresh gasoline.

4. Disconnect fuel line at

carburetor to drain fuel tank.

Refill with fresh fuel.

5. Contact your SEARS service

center.

6. Service air cleaner.

Engine overheats

1. Carburetor not adjusted properly

2. Engine oil level low

1. Contact your SEARS service

center

2. Fill crankcase with proper oil

Too much vibration

1. Loose parts or damaged

impeller

1. 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

1. Discharge chute clogged

2. Foreign object lodged in

impeller

1. Stop engine immediately and

disconnect spark plug wire,
clean flail screen and inside of
blower housing.

2. Stop engine immediately and

disconnect spark plug wire.

Remove lodged object.

Rate of discharge slows
considerably or composition of
discharged material changes

1, Shredding blade and/or chipping

blade dull

1. Sharpen or replace blade(s)

For repairs beyond the minor adjustments

listed above, please contact your nearest
SEARS service center.

18

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