Husqvarna TC 250-450-510/2007 Workshop Manual page 91

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ELECTRICS (see also chapter M)
Trouble
Spark plug becomes dirty
too frequently
Spark plug overheats
Generator charging too low
or not at all
Generator charging too
high
The battery is discharged fast
Start motor won't start or slips
Part. N. 8000 A8796 (03-2007)
INCONVENIENTI E RIMEDI
TROUBLES AND REMEDIES
INCONVENIENTES ET REMEDES
STOERUNGEN UND BEHEBUNGEN
INCONVENIENTES Y REMEDIOS
Cause
1. Mixture too rich
2. Air filter dirty
3. Piston rings worn
4. Piston or cylinder worn
1. Mixture too lean
2. Spark plug gap too small
3. Too high heat rating
1. Wires to voltage regulator connected incorrectly
or short circuiting
2. Faulty voltage regulator
3. Generator coil faulty
1. Voltage regulator faulty
1. Battery terminals dirty
2.Impurities in battery fluid or specific
density too high
1. Battery flat
2. Control button on right hand switch
unit faulty
3. Starter relay faulty
4. Starter motor faulty
5. Starter gears worn
6. Free wheeel rollers worn or damaged
C.9
Remedy
Adjust carburettor
Clean
Replace
Replace
Adjust carburettor
Adjust
Replace the spark plug
Connect correctly or replace
Replace
Replace
Replace
Clean
Replace electrolytic fluid
Recharge
Replace
Replace
Repair or replace
Replace
Replace free wheeel

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