Trouble Shooting - Husqvarna ProFlex 21 Operator's Manual

Problem
Engine overheating
Battery does not charge
The Rider vibrates
Uneven cutting result
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TROUBLE SHOOTING

Cause
• Engine overloaded
• Air intake or cooling fins clogged
• Damaged fan
• Too little or no oil in the engine
• Faulty pre-ignition
• Faulty spark plugs
• One or more battery cells faulty
• Poor contact on the battery terminal cable connectors
• Faulty generator or regulator
• Insufficient battery maintenance
• The blades are loose
• The engine is loose
• Pulley loose or bearing worn
• One or more blades is imbalanced, caused by damage
or poor balancing after sharpening
• Blades blunt
• Cutting unit set incorrectly
• Long or wet grass
• Grass build-up under the cover
• Different air pressure in the right and left tyres
• Driving speed too high
• Engine speed too low
• Drive belt slips