Bombardier SeaDoo 1990 factory shop manual, Page 96Get this manual

Bombardier SeaDoo 1990 factory shop manual, Page 96

ELECTRICAL Sub-section 02 (IGNITION TIMING) Section 07 Timing light pick-up on MAG side Marks a"1gnedFlywheel mark Fa01 007
timing advance decreases as engine speed increases When marks are aligned at 6000 RPM, spark occurence is still before top
dead center Check if flywheel mark (or reference one previously scribed) aligns with iqnition housing mark CAUTIOINIf engine
is be run more than few minutes, connect flush kit (PN 295 000 038) properly cool engineIf timing marks align, tirning is
correct NOTE :This timing light is batten powered (two batteries, type "C"] and therefore needs no auxiliary power source
IGNITION TIMING ADJUSTMENT Timing is performed by movmg armature plate, clockwise to retard spark occurence or counterclockwise
to advance Th lgntion components are affected by temperature variation, therefore, timing must be checked when engin? is
cold, after MAXIMUM 20 seconds idling 1Connect timing light pick-up to MAG side spark plug lead See Doo 1990 Shop Manual