Index Snowmobiles / ATV Snowmobile Polaris 440 PRO X Fan, 440 PRO X, 600 PRO X, 700 PRO X, 800 PRO X - instruction 2003 year
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CARBURETION 3.10 Pilot System (0-3/8 Throttle) The pilot system’s main function is to meter fuel at idle and low speed driving. Though its main function is to supply Fuel for the pilot jet is drawn from the float bowl, mixed with air regulated by the air screw, and delivered to the The mixture is regulated to some degree by adjusting the air screw. When the air screw is closed, the fuel mixture Pilot Jet From idling to low speeds, the fuel supply is metered by the Pilot Air Screw The pilot air screw controls the fuel mixture from idle to low Throttle Valve Throttle Stop Screw By- Pilot Outlet Air Screw Pilot Jet Indicator Pilot Air Screw |