1998-2004 Yamaha WaveRunner XL700 XL760 XL1200 Factory Service Manual, Page 64Get this manual
'''''''''''''''''''''''''''' _ '''''' Jet and carburetor body inspection 1Inspect:
Main jet Pilot jet Carburetor body ContaminationClean
High and low speed screws inspection 1Inspect: High speed screw Low speed screw BendWearReplace
High and low speed screws adjustment 1Adjust: High speed screw Low speed screw Adjustment steps: Screw in the high speed screwsG) or lower speed screws until they are lightly seated Back out by the specified number of turnsHigh speed screw: XL760 12 14 turns out XL1200 34 14 (#1, #3) 14 (#2) turns out Low speed screw: XL760 1-34 14 turns out XL1200 14 turns out Carburetor assembly 1Adjust: Trolling speed Refer to "FUEL SYSTEM" in chapter 3