Bombardier SeaDoo 1997 factory shop manual, Page 138Get this manual
Section 05 FUEL SYSTEM Sub-Section 04 (CARBURETORS)
NOTE: Pressure test should be performed three times to obtain valid readingIf pop-off pressure is not within specification, check control lever adjustmentReplace spring as necessary
CAUTION
Do not stretch or cut springLEAK TEST Needle valve must stand pressure of 69 kPa (10 PSI) for 30 secondsOtherwise, hold carburetor upside down, pour oil over needle valve and apply pressureCheck for bubblesIf they come from seat or O-ring, bubbles will exit around seatRetighten as necessaryIf it still leaks remove needle and seat and replace O-ringIf bubbles come from needle, replace needle and seat
F01F11A
9,10, Main Jet and Pilot Jet
Pilot jet and main jet are replaceableDifferent jet sizes are available to suit temperature and altitude conditionsAlways inspect spark plug tip condition when dealing with pilot jet and main jetSpark plug tip condition gives good indication of carburetor mixture setting