2002 Ski-Doo Shop Manual Volume Three, Page 165Get this manual
Section 04 ENGINE Subsection 08 (LIQUID COOLING SYSTEM)
bWhen the liquid is warmed enough, the thermostat opens progressively the circuit, water pump engine radiators coolant tank to keep the liquid at the desired temperature(See the diagram of the exploded view)
With engine cold, refill coolant tank up to COLD LEVEL lineStart engineRefill up to line while engine is idling until rear radiators are warm to the touch (about to minutes)Always monitor coolant level while filling tank to avoid emptyingInstall pressure capLift rear of vehicle and support it safelyActivate throttle levertimes to bring engine speed to 7000 RPMApply the brakeLower vehicle back on ground and add coolant up to 15 mm (12 in) above the COLD LEVEL line
A16C03A
TYPICAL OPEN THERMOSTAT, WARM ENGINE 1To radiators 2From cylinders
These functions have the advantage of preventing massive entry of cold water into the engine