2001 Polaris SLX, PRO 1200, Virage TX, Genesis, Virage TXi, Genesis i Personal Watercraft Service Manual, Page 174Get this manual

2001 Polaris SLX, PRO 1200, Virage TX, Genesis, Virage TXi, Genesis i Personal Watercraft Service Manual, Page 174

CarburetionExhaust Mixture Screw Adjustment and TuningKeihin 1The low speed mixture screw is located lowermost on carburetorRemove
and excess pressure is allowed to escape Inspection The check valves can be tested for proper operation by applying pressure
to one end with the Mity Vac 1MApply 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 aMity Vac 1M 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 Apply -1.5 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 "VAC"The valve should hold steady pressureConnect the