Bombardier SeaDoo 1993 factory shop manual, Page 142Get this manual

Bombardier SeaDoo 1993 factory shop manual, Page 142

Section 07 ELECTRICAL Sub-section 02 (IGNITION TIMING) -Loosen adaptor lock nut then holding gauge with dial facing toward
becomes the reference when using stroboscopic timing lightCAUTIONTiming mark position verification cannot be used as timing
procedure, thereforealways check the timing with stroboscopic timing light at 6000 RPM after the marks have been checked
Checking Ignition Timing NOTETo perform this procedure it is recommended to use stroboscopic timing light rated to work up
to 6000 RPMTo check ignition timing, use timing light (P 295 000 078)NOTEThis timing light is battery powered (two batteries,
type C) and therefore needs no auxiliary power source0 2Connect an induction-type tachometer to spark plug wire3Start engineand
point timing light straight in line with timing tool slotBring engine to 6000 RPM for brief instantNOTEOn this NIPPONDENSO
system, timing advance decreases as engine speed increasesWhen marks are aligned at 6000 RPM, spark occurence is still before
top dead center4Check if PTO flywheel mark (or reference one previously scribed) aligns with timing tool slotCAUTION :If