2004 Skidoo Tundra Skandic Series Service Manual, Page 211Get this manual
Subsection 11
Section 04 ENGINE (CARBURETOR AND FUEL PUMP)
To Adjust Height H
Bend the contact tab of float arm until the specified height is reached6, Air Screw
Completely close the air screw (until slight seating resistance is felt) then back off as specifiedTurning screw in clockwise enriches mixture and conversely, turning it out counterclockwise leans mixtureRefer to TECHNICAL DATA for the specifications
Throttle Slide Height
Preliminary Idle Speed Adjustment Hook throttle cable into the needle retainer plateNOTE: Do not obstruct hole in throttle slide when installing needle retaining plateThis is important to let air escape through and thus allow quick response1 2