Husqvarna 11 Bio, 39765, 13 Bio manual Trouble Shooting Schedule, Problem Procedure

TROUBLE SHOOTING SCHEDULE

Problem	Procedure
Engine will not start.	•	Fuel tank empty.
	•	Plug defective.
	•	Plug connection defective.
	• Dirt in carburettor or fuel pipe.
Starter does not pull round engine.	•	Battery flat.
	• Bad contact between cable and battery terminal.
	• Lift lever for cutting unit in wrong position.
	• Main fuse blown. The fuse is placed in front of the
		battery, under the battery cover.
	•	Ignition lock faulty.
	• Gear shift/hydrostat pedal not in neutral.
Engine does not run smoothly.	•	Wrong gear, too high.
	•	Carburettor incorrectly set.
	•	Air filter clogged.
	• Fuel tank vent blocked.
	•	Ignition setting defective.
	• Dirt in fuel pipe.
	• Choke activated or throttle wire incorrectly adjusted
Engine seems to have no power.	•	Air filter clogged.
	•	Plug defective.
	• Dirt in carburettor or fuel pipe.
	•	Carburettor incorrectly set.
	• Choke activated or throttle wire incorrectly adjusted
Engine overheats.	•	Engine overloaded.
	• Air intake or cooling flanges blocked.
	•	Fan damaged.
	• Too little or no oil in engine.
	•	Ignition defective.
	•	Plug defective.
Battery does not charge.	•	One or more cells faulty.
	• Bad contact between battery terminals and cables.
Machine vibrates.	•	Blades are loose.
	•	Engine is loose.
	• Imbalance on one or more blades, resulting from
		damage or inferior balancing after sharpening.
Uneven mowing.	•	Blades blunt.
	•	Cutting unit skew.
	• Long or wet grass.
	• Grass blockage under hood.
	• Different tyre pressures on right and left sides.
	•	Over-speeding.
	•	Drive belts slipping.
	• The blade has a broken break-pin (BioClip)

38 – English