1983 Ski-Doo Shop Manual, Page 126Get this manual
SECTION 02 ENGINE SUB-SECTION 08 (CARBURETOR AND FUEL PUMP)
MIKUNI CARBURETOR FLOAT LEVEL ADJUSTMENT
Correct fuel level in float chamber is vital toward
maximum engine efficiencyTo check for correct float level proceed as follows:Remove float chamber and gasket from carburetor- With carburetor chamber upside-down, measure height "H" between float chamber flange rib and top edge of float armEx VM 36 carburetor
To adjust height "H":
- Bend the contact tab of float arm until the specified height is reached
The illustration below shows which part of the carburetor begins to function at different throttle slide openingsThrottle slide openings