1989 Ski-Doo Repair Manual, Page 221Get this manual
Section 02 Sub-section 10
(CARBURETORFUEL PUMP)
Example:
Needle identification
LRecommended position of the E-clip from top
CARBURETOR FLOAT LEVEL ADJUSTMENT
1 t12, Float arm pinfloat arm
Correct fuel level in float charnber 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 arm(TYPICAL)
AOOO 001088
7, Throttle slide
The size of tho throttle slide cut-away affects the fuel mixture between 18 to 12 throttle openingA certain amount of richness is needed for that particular range because this is where the transition from the low speed to the high speed circuit takes place