Troubleshooting - Cub Cadet Commercial S6031 Tank S Operator's Manual

Troubleshooting

Problem
Engine fails to start
Engine runs erratic
Engine overheats
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. Choke not activated.
6. Fuel tank empty, or stale fuel.
7. Blocked fuel line.
8. Faulty spark plug(s).
9. Engine flooded.
1. Tractor running with CHOKE activated.
2. Spark plug wire(s) 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.
1. Engine oil level low.
2. Air flow restricted.
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. Pull choke control into full choke position.
6. Fill tank with clean, fresh (less than 30 days
old) gas.
7. Clean fuel line and replace fuel filter.
8. Clean, adjust gap or replace plug(s).
9. Crank engine with throttle in FAST position.
1. Push the choke control into the choke off
position.
2. Connect spark plug wire(s).
3. Clean fuel line; fill tank with clean, fresh
gasoline and replace fuel filter.
4. Clear vent or replace cap if damaged.
5. Drain fuel tank. Refill with clean, fresh
gasoline.
6. 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.
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