Husqvarna W21K 用户手册
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TROUBLE SHOOTING GUIDE
Trouble Shooting Guide
Problem
Cause
The engine will not start.
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Dirty air filter.
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Out of fuel.
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Stale fuel.
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Water in fuel.
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Spark plug wire is disconnected.
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Bad spark plug.
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Loose blade or broken blade adapter.
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Control bar in released position.
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Control bar defective.
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Fuel valve lever (if equipped) in OFF position.
Loss of Power
•
Rear of lawn mower housing or cutting blade
dragging in heavy grass.
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Cutting too much grass.
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Dirty air filter.
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Buildup of grass, leaves and trash under mower.
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Too much oil in engine.
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Walking speed too fast.
Poor cut - uneven
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Worn, bent, or loose blade.
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Wheel heights uneven.
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Buildup of grass, leaves and trash under mower.
Excessive vibration
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Worn, bent or loose blade.
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Bent engine crankshaft.
Starter rope hard to pull
•
Engine flywheel brake is on when control bar is
released.
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Bent engine crankshaft
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Blade adapter broken.
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Blade dragging in grass.