1996 Ski-Doo Shop Manual, Volume 1, Page 138Get this manual
Se ion EN GI Sub-Section 08 (CARBURETOR AND FUEL PUMP)
Unscrew cable adjuster to eliminate all cable play but without raising throttle slide, Proceed with care on both carburetors then tighten jam nutsBoth carburetor slide must stafi to open at the same time, depress throttle lever to check it and turn cable adjuster as required(TYPICAL)
Screw in and out until no cable free play exists Check that throttle slide does not move
On twin carburetor models: Repeat on the other oneThis will ensure identical throttle slide preliminary idle settingRecheck carburetor synchronizationAdjust idle by turning both idle speed screws of the same amount, CAUTIONOn twin carburetor models, make sure both carburetors start to operate simultaneouslyBeside do not interchange carburetors, the jetting may be different on each sideA red dot is printed on one carburetor and on the engineMatch the carburetor and the engine dots when applicableCAUTIONOn oil injection models, the oil inv jection pump adjustment must be checked each time carburetor is adjustedRefer to OIL INJECTION SYSTEM 04-05Tundra II LT Throttle slide must be 1,5 mm (116 in) lower than the top of carburetor inlet bore