Trouble shooting guide – MTD 111-614R000 User Manual
Page 16
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TROUBLE SHOOTING GUIDE
Trouble
Possibli! Cause(s)
Corrective Action
Engine fails to start
1. Blade control ha idle disengaged.
2. Spark plug wire Jisconnected.
3. Throttle control fiver not in CHOKE
or START positic n.
4. Fuel shut-off vah e closed (if so
equipped).
5. Fuel tank empty, or stale fuel.
6. Blocked fuel line
7. Faulty spark pluc .
8. Engine flooded.
1. Engage blade control handle.
2. Connect wire to spark plug.
3. Move throttle lever to CHOKE or
START position.
4. Open fuel shut-off valve.
5. Fill tank with clean, fresh gasoline.
6. Clean fuel line.
7. Clean, adjust gap or replace.
8. 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 in CHOKE or START
position.
2. Spark plug wire loose.
3. Blocked fuel line or stale fuel.
4. Vent in gas cap ilugged.
5. Water or dirt in f jel system.
6. Dirty air cleaner.
7. Carburetor out o1 adjustment.
1. Move throttle lever to FAST
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.f
7. Adjust carburetor.t
Engine overheats
1. Engine oil level f)w.
2. Air flow restrictec.
3. Carburetor not adjusted properly.
1. Fill crankcase with proper oil.
2. Remove blower housing and clean.f
3. Adjust carburetor.t
Occasional skip
(hesitates) at high speed
1. Spark plug gap tio close.
2. Carburetor idle n ixture adjustment
improperly set.
1. Adjust gap to .030"
2. Adjust carburetor.t
Idles poorly
1. Spark plug fouled faulty or gap too wide.
2. Carburetor improoerly adjusted.
3. Dirty air cleaner.
1. Reset gap to .030" or replace spark plug.
2. Adjust carburetor.t
3. Clean air cleaner.f
Excessive vibration
1. Cutting blade loose or unbalanced.
2. Bent cutting blade.
1. Tighten blade and adapter.
Balance blade.
2. Replace blade.
Mower will not
discharge grass
1. Engine speed toe low.
2. Wet grass.
3. Excessively high grass.
1. Set throttle between 3/4 and full throttle.
2. Do not mow when grass is wet; wait until
later to cut.
3. Mow once at a high cutting height, then
mow again at desired height or make a
narrower cutting swath (1/2 width).
Uneven cut
Dull blade.
Sharpen or replace blade.
tRefer to separate engine manual packed with your unit.
Note: For repairs beyond the minor adjustments listed above, contact your local authorized service dealer.
REPLACEMENT PARTS • P.O. BOX 360900 • CLEVELAND, OHIO 44136