MTD 94-2105-B - Manual (Page 21)

Trouble Shooting Guide
Trouble Possible Cause(s) Corrective Action
Engine fails to start 1. Fuel tank empty, or stale fuel,
2. Throttle control lever not in
starting position.
3. Blocked fuel tine.
4. Spark plug wire disconnected.
5. Faulty spark plug.
6. Engine flooded.
1. Fill tank with clean, fresh gasoline.
2. Move throttle lever to start position.
3. Clean fuel line.
4. Connect wire to spark plug.
5. Clean, adjust gap or replace.!
6. Remove spark plug, dry the plug,
and crank engine with plug removed
and throttle in off position. Replace
spark plug, connect wire and resume
starting procedures.
Engine runs erratic 1. Unit running on CHOKE.
2. Spark plug wire loose.
3. Blocked fuel line or stale fuel.
4. Vent in gas cap plugged.
5. Water or dirt in fuel system.
6. Dirty air cleaner.
7. Carburetor out of adjustment.
1. Move choke lever to OFF position.
2. Connect and tighten spark plug wire.
3. Clean fuel line; fill tank with clean,
fresh gasoline.
4. Clear vent.
5. Drain fuel tank. Refill with fresh fuel,
6. Clean air cleaner.!
7. Adjust carburetor.!
Engine overheats 1. Engine oil level low.
2. Air flow restricted.
3. Carburetor not adjusted
properly.
1. Fill crankcase with proper oil.!
2. Remove blower housing and clean.!
3. Adjust carburetor-!
Tines do not engage 1. Foreign object lodged in tines.
2. Tine clevis pin(s) missing.
3. Control cable not adjusted
properly.
4. Belt worn and/or stretched.
1. Dislodge foreign object.
2. Replace tine clevis pin(s).
3. Adjust control cable (see assembly
instructions).
4. Replace belt.
tRefer to separate engine section of this manual.
NOTE: For repairs beyond the minor adjustments listed above, please contact your nearest authorized servicer.
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