Husqvarna NUDA 900 R 2012 Workshop Manual page 29

NUDA 900 2012/2013 - NUDA 900 R 2012/2013
Trouble
Clutch slips
Clutch disengages unsatisfactorily
Clutch "drags" at engagement
Gears do not engage or gears jump out at
start or at abrupt acceleration
Gears can be shifted only noisily
Spark plugs overheated, burnt or dirty
Generator does not charge or chargs
incorrectly
TROUBLESHOOTING
Possible causes
Fatigue of clutch springs
Clutch plates worn or warped
Engine oil not according to specifications
Engine oil not according to specifications
Clutch plates warped
Clutch plates stuck together
Clutch plates worn or warped
Guide slots for friction plates in clutch drum
are worn
Guide slots for steel plates in clutch hub
are worn
Gearshifting action incomplete
Gearshift lever incorrectly adjusted
Fastener of gearshift lever loose
Gearshift lever bent
Function of index lever or index spring
imperfect
Adjustment of gearshift pawl incorrect
Engagement teeth and/or windows of ge-
arbox gears badly worn
Gearshift forks are worn or bent
Gearbox gears are worn or damaged
Clutch does not disengage
Clutch does not disengage
Spark plugs not according to specifica-
tions
Spark plugs loose
Intake socket not tight or leaking
Fuel supply system defective
Battery faulty, loose or corroded connec-
tions
Rectifier regluator defective
Break in current, short circuit or earthing of
stator windings
Break in cables or short circuit, connections
loose
C.7
Remedy
Replace clutch springs
Replace clutch plates
Exchange engine oil
Exchange engine oil
Exchange clutch plates
Clean or exchange
Replace clutch plates
Replace clutch drum
Replace clutch hub
Always actuate gearshift lever till stop
Correct position of gearshift lever
Tighten fastener
Replace gearshift lever
Check index lever and index spring and
exchange if necessary
Check and adjust pawl wich spring, exchan-
ge if necessary
Exchange gears
Exchange gearshift forks
Exchange gearshift gearbox gears
See "Clutch disengages unsatisfactorily"
See "Clutch disengages unsatisfactorily"
Replace spark plug
Tighten spark plugs
Tighten intake socket or exchange if ne-
cessary
Check and replace if necessary
Check/replace battery and check connec-
tions
Replace rectifier regluator
Replace stator
Check and replace if necessary
Manuale d'officina Ed. 11-2011