Bombardier SeaDoo 1997 factory shop manual, Page 109Get this manual
Section 04 COOLING SYSTEM Sub-Section 02 (COMPONENTS)
4, Water Flow Regulator Valve
A water flow regulator valve has been developed for the 787 engine so that it can produce the maximum horsepower output and yet maintain the necessary diameter of the injection fitting at the tuned pipe head for unobstructed water flowThe water flow regulator valve is mounted directly onto the muffler
Adjustment The water flow regulator valve has been calibrated at the factory and should not be modifiedNOTE: Water flow regulator valves ordered from the parts channel are also calibratedIf the maximum engine speed can not be attained or if the engine has poor performance, the water flow regulator valve should be considered in the troubleshooting of the problemMark the location of the red plastic adjustment screw with paint dots for reference purposesFully tighten screw (clockwise) in valve cap1 2
F01E1FA
1Water supply hose of regulator valve 2Regulated water to injection fitting at tuned pipe head 3Water injected into the muffler