Troubleshooting - Cub Cadet Tank S S7237 Operator's Manual

Troubleshooting

Problem
Engine fails to start
Engine runs erratic
Engine overheats
Engine hesitates at high
RPM
Engine Idles rough
Excessive vibration
Uneven cut
Mower will not mulch grass
(If Equipped w/Mulching Kit)
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Cause
1. PTO engaged.
2. Parking brake not engaged.
3. Spark plug wire(s) disconnected.
4. Throttle control lever not in correct starting
position.
5. LPG tank empty, or stale fuel.
6. Blocked fuel hose.
7. Faulty spark plug(s).
8. Engine flooded.
1. Spark plug wire(s) loose.
2. Blocked fuel hose or stale fuel.
3. Vent in gas cap plugged.
4. Dirty air cleaner.
1. Engine oil level low.
2. Air flow restricted.
1. Spark plug(s) gap too close.
1. Spark plug(s) fouled, faulty or gap too wide.
2. Dirty air filter.
1. Cutting blade loose or unbalanced.
2. Damaged or bent cutting blade.
1. Deck not leveled properly.
2. Dull blade.
3. Uneven tire pressure.
1. Engine speed too low.
2. Wet grass.
3. Excessively high grass.
4. Dull blade.
Remedy
1. Place PTO knob in disengaged (OFF) position.
2. Engage parking brake.
3. Connect wire(s) to spark plug(s).
4. Place throttle lever in the fast position.
5. Replace the LPG tank.
6. Clean fuel hose.
7. Clean, adjust gap or replace plug(s).
8. Crank engine with throttle in FAST position.
1. Connect spark plug wire(s).
2. Clear the blockage or replace the LP tank.
3. Clear vent or replace cap if damaged.
4. Replace air cleaner paper element or clean
foam pre-cleaner.
1. Fill crankcase with proper amount and
weight of oil.
2. Clean grass clippings and debris from around
the engine's cooling fins and blower housing.
1. Remove spark plug(s) and reset the gap.
1. Replace spark plug(s). Set plug gap.
2. Replace air filter.
1. Tighten blade and spindle.
2. Replace blade.
1. Perform side-to-side deck adjustment.
2. Sharpen or replace blade.
3. Check tire pressure in all four tires.
1. Place throttle in FAST (rabbit) position.
2. Do not mulch when grass is wet.
3. Mow once at a high cutting height, then
mow again at desired height or make a
narrower cutting swath.
4. Sharpen or replace blade.
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