1999 Polaris PWC Genesis, Ficht, X-45 Service Manual, Page 90Get this manual

1999 Polaris PWC Genesis, Ficht, X-45 Service Manual, Page 90

FUEL SYSTEMCARBURETION
Carburetor Adjustment and Service
Low Speed Mixture Screw AdjustmentKeihin
NOTE: Keihin carbs onlySynchronize carburetors and adjust idle speed precisely with tachometer (in the water) before adjusting low speed mixture screws4Turn each low speed screw in clockwise to lightly seat, then back each out the specifi ed nu mber of turnsSee charts at the beginning of this sectionNOTE: This is base setting onlyFinal adjustment must be made by warming the engine to operating temperature, and adjusting low speed screws in (to lean) orout (to richen) mixture until smooth idle and good throttle response is obtained
IMPORTANT: Prior to periorming any adjustments to carburetors check the following:

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