Toro 14AP80RP544 manual Troubleshooting, Possible Causes, Corrective Action

SECTION 13: TROUBLESHOOTING

Trouble	Possible Cause(s)	Corrective Action
Engine fails to start	PTO lever (button)engaged.	Place PTO lever (button) in disengaged (Blade Stop) position.
	Parking brake not engaged.	Engage parking brake.
	Spark plug wire(s) disconnected.	Connect wire(s) to spark plug.
	Throttle control not in correct position	Place throttle lever to fast or choke (if so equipped).
	Choke not activated.	Activate choke.
	Fuel tank empty, or stale fuel.	Fill tank with clean, fresh (less than 30 days old) gas.
	Blocked fuel line.	Clean fuel line or replace fuel filter, if so equipped.
	Faulty spark plug.	Clean, adjust gap or replace plug.
	Engine flooded.	Crank engine with throttle in FAST position.
Engine runs erratic	Unit running with CHOKE applied.	Place throttle lever in FAST position.
	Spark plug wire loose.	Connect and tighten spark plug wire.
	Blocked fuel line or stale fuel.	Clean fuel line; fill tank with clean, fresh (less than 30 days old)
		gasoline. Replace fuel filter, if so equipped.
	Vent in gas cap plugged.	Clear vent or replace cap if damaged.
	Water or dirt in fuel system.	Drain fuel tank. Refill with clean, fresh (less than 30 days old)
		gasoline.
	Dirty air cleaner.	Replace air cleaner cartridge/element or clean pre-cleaner, if
		so equipped.
Engine overheats	Engine oil level low.	Fill crankcase with proper capacity and weight of oil.
	Air flow restricted.	Clean grass clippings and debris from around the engine’s
		cooling fins and blower housing.
Engine hesitates at high	Spark plug gap too close.	Remove spark plug and reset the gap to .030”.
RPM
Idles poorly	Spark plug fouled, faulty or gap too	Replace spark plug. Set plug gap to .030”.
	wide.
	Dirty air cleaner.	Replace air cleaner cartridge/element or clean pre-cleaner, if
		so equipped.
Excessive vibration	Cutting blade loose or unbalanced or	Tighten blade and spindle. Balance blade.
	damaged.	Replace blade.
Mower will not mulch	Engine speed low.	Place throttle in FAST position.
grass	Wet grass.	Do not mow when grass is wet; wait until later to cut.
	Excessively high grass.	Mow once at a higher cutting height, then mow again at desired
		height or make a narrower cutting swath.
	Dull blade.	Sharpen or replace blade.
Uneven cut	Deck not balanced properly.	Perform side-to-side deck adjustment.
	Dull blade.	Sharpen or replace blade.
	Uneven tire pressure.	Check tire pressure in all four tires.

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