Bombardier SeaDoo 1990 factory shop manual, Page 77Get this manual
Section 05 FUEL SYSTEM Sub-section 01 (CARBURETORINTAKE SYSTEM)
Flame Arrester
WARNINGNlever operate watercraft without flame arrester
ADJUSTMENTS
23Main Jet
Mann jet is replaceable Different jet sizes are available to suit temperature and altitude conditions Always inspect spark plug tip condition when dealing with main jet
orifice
F001 005 014
Install on inlet fittingi
CAUTIONWhen changing main jet always place O-ring on main jet before installationl, when main jet is removed from carburetorbodly the O-ring will remain in carburetor jetbore
Throttle Cable
If release pressure is not within specification, check controll lever adjustment Replace spring as necessary CAUTIONDo not stretch springLeak Test Needle valve must stand pressure of 21 kPaPSI) for 30 seconds Otherwise, hold carburetor upside down, pour oil over needle valve and apply pressureCheck for bubbles lf they come from seat gasket, bubbles will exit around seat Re-tighten as necessary CAUTIONMake sure engine is turned off before adjusting throttle cableLubricate cable with SEA-DO0 LUBEThrottle lever must reach handlebar grip without causing strain to cable or carburetor cable bracket