Troubleshooting - CubCadet A Serie Manuel De L'opérateur

Troubleshooting

Problem
Engine fails to start
Engine runs erratic
Engine overheats
Occasional skips
(hesitates) at
high speed
Idles poorly
Excessive vibration/noise
Mower will not
mulch grass (if equipped)
Uneven cut
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Cause
1. Blade control disengaged.
2. Spark plug boot disconnected.
3. Fuel tank empty or stale fuel.
4. Engine not primed (if equipped with primer).
5. Faulty spark plug.
6. Blocked fuel line.
7. Engine flooded.
8. Fuel valve (if equipped) closed.
9. Engine not choked (if equipped with choke).
1. Spark plug boot loose.
2. Blocked fuel line or stale fuel.
3. Vent in gas cap plugged.
4. Water or dirt in fuel system.
5. Dirty air cleaner.
6. Unit running with CHOKE (if equipped) applied.
1. Engine oil level low.
2. Air flow restricted.
1. Spark plug gap too close.
1. Spark plug fouled, faulty, or gap too wide.
2. Dirty air cleaner.
1. Cutting blade loose or unbalanced.
2. Bent/damaged blade or blade adapter.
1. Wet grass.
2. Excessively high grass.
3. Dull blade.
1. Wheels not positioned correctly.
2. Dull blade.
Remedy
1. Engage blade control.
2. Connect wire to spark boot.
3. Fill tank with clean, fresh gasoline.
4. Prime engine as instructed in the Engine
Operator's Manual.
5. Clean, adjust gap, or replace.
6. Clean fuel line.
7. Wait a few minutes to restart; do not
prime.
8. Open fuel valve. See Engine Operator's Manual.
9. Choke engine. See Engine Operator's Manual.
1. Connect and tighten spark plug boot.
2. Clean fuel line; fill tank with clean, fresh
gasoline.
3. Clear vent.
4. Drain fuel tank. Refill with fresh fuel.
5. Refer to Engine Operator's Manual.
6. Push CHOKE knob in.
1. Fill crankcase with proper oil.
2. Clean area around and on top of engine.
1. Adjust spark plug gap. Refer to Engine
Operator's Manual.
1. Reset gap or replace spark plug.
2. Refer to Engine Operator's Manual.
1. Tighten blade and adapter. Balance blade.
2. See an authorized service dealer.
1. Do not mow when grass is wet; wait until
dry to cut.
2. Mow once at a high cutting height, then mow
again at desired height or make a narrower
cutting path.
3. Sharpen or replace blade.
1. Place front and rear wheels in same height
position. (Dual lever height adjusters only)
2. Sharpen or replace blade.
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