Bombardier SeaDoo 1992 factory shop manual, Page 112Get this manual
Section 05 FUEL SYSTEM Sub-section (CARBURETORS)
30,31Main Jet and Pilot Jet
Pilot jet and main jet are replaceableDifferent jet sizes are available to suit temperature and altitude conditionsAlways inspect sparkplug tip condition when dealinlg with pilot jet and main jet Spark plug tip condition gives good indication of carburetor mixture settingCAUTION :Adjustments vary with temperature and altitudeAlways observe spark plug condition for proper jettingNOTETo have access to pilot jet or main jet, check valve housing must be removedCheck valve
Prior to check valve housing installation, remember to set gasket
41647, Diaphragm and Cover
Install diaphragm with its integrated O-ring into car1buretor grooveMake sure that the tab of cover is inserted into carburetor notch
32,54, O-ring
When installing O-rings of low-speed mixture screw and main jet screw, apply some SEA-DO0 LUBE (FIN 293 600 006) to prevent sticking
Carburetor Mount Nuts
Check valve housing