1999 Ski-Doo Factory Shop Manual Volume Three, Page 131Get this manual
Section 04 ENGINE Subsection 05 (OIL INJECTION SYSTEM) ;
WARNING
Ensure not to operate carburetor throttle mechanismSecure the rear of the vehicle on stand
CHECKING OPERATION
Oil Pump
On Vehicle NOTE: Main oil line must be full of oilSee bleeding procedure aboveLift rear of vehicle and support with mechanical standUnplug oil lines from pumpStart engine and stop it as soon as it firesCheck that oil in small oil lines has been sucked up (this will be indicated by clear section of small oil lines)Repeat the procedure until this condition is attainedReconnect small oil lines, start engine and run at idle while holding the pump lever in fully open positionOil columns must advance into small oil lines