2003 Polaris Freedom, Virage and Genesis PWC Service Manual, Page 153Get this manual

2003 Polaris Freedom, Virage and Genesis PWC Service Manual, Page 153

FuelExhaust Mixture Screw Adjustment and Tuning 1The low speed mixture screw is located lowermost on carburetorRemove limiter
is allowed to escape Inspection The check valves can be tested for proper operation by applying pressure to one end with
the Mity VactApply approximately PSI to the end of the valve marked VACThe valve should hold steady pressureTry to apply
pressure to the other end of the valve, it should allow air to go through easily with no pressure build upReplace the check
valve if found to be faulty Relief Valve Testing Apply air pressure with Mity Vact to relief valveWith air pressure applied
in the direction of the arrow, the valve should "pop" between 1.0 and 1.5 PSIIn the opposite direction it should hold pressure
Relief Valve Apply1.5 PSI Fuel Tank Check Valve Testing To test the air inlet check valve, remove the valve and apply approximately
PSI pressure to the end of the valve marked VACThe valve should hold steady pressureConnect the tester to the other end and