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Trouble Shooting - Husqvarna 968999204 / iZ4218KAA Operator's Manual

Husqvarna lawn mower operator's manual
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PROBLEM
ENGINE WILL NOT START.
MACHINE WILL NOT MOVE OR MOVES
SLOWLY OR HARD.
BLADES WILL NOT ENGAGE.
UNEVEN CUT
CUT IS RAGGED
MACHINE VIBRATION

TROUBLE SHOOTING

Blade switch on.
Drive levers not in the neutral slots.
Operator not in seat.
Park brake disengaged.
Dead battery.
Fuel valve closed or in the wrong position.
No fuel.
Spark plugs defective.
Spark plug wires off.
Park brake on.
Pump bypass valves open.
Pump drive belt loose or off.
Hydraulic system failure.
Air in the hydraulic system.
Blade belt off.
Clutch unhooked form wiring harness.
Blade switch failure or unhooked from harness.
Fuse burnt out.
Tire pressure uneven.
Blades bent.
Deck chains uneven.
Deck lift blocks loose.
Anti-scalp rollers set uneven.
Blades dull.
Ground speed to fast.
Grass to long.
Grass accumulation under deck.
Blades loose.
Blades unbalanced.
Engine loose from mounts.
18
POSSIBLE CAUSES

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