2001 Polaris SLX, PRO 1200, Virage TX, Genesis, Virage TXi, Genesis i Personal Watercraft Service Manual, Page 155Get this manual

2001 Polaris SLX, PRO 1200, Virage TX, Genesis, Virage TXi, Genesis i Personal Watercraft Service Manual, Page 155

CarburetionExbaust Carburetor Pop-Off Valve Testing If operating pop off pressure is too high, the amount of fuel available
the carburetor to be tested4Plug the fuel return outlet of the carburetor to be tested5Pressurize the carburetor with the
pump until the needle valve pops offPump slowly and note the pressure when the valve opensTest the valve at least three times
to ensure an accurate readingBe sure to keep the needle valve wetNOTE: The reason for wetting the needle valve is to duplicate
actual conditions during operationWhen the engine is running, the needle valve has fuel running through to wet it and engine
vibrations to help the needle obtain good seal1M 1M Apply 10-18 PSIThe carburetors should hold pressure at no less than 5-8
PSIOtherwise see pop off pressures listed in the specifications in the beginning of this sectionIf the carbs do not hold
pressure, needle andor seat leakage is evident Multi-carb Testing Performing the multi-carb test will only reveal the needle