1995 Johnson/Evinrude Outboards 9.9, 15 four-stroke Service Manual, Page 59Get this manual
Carburetor Body
rn 1Check all drillings and passages with syringe filled with isopropyl alcohol2Visually inspect all gasket surfaces for nicks or irregularities3Check for excessive throttle shaft playCheck for throttle valve misalignment[] 4Check for leaks between emulsion pickup tube and carburetor bodyInvert carburetor body and fill idle circuit with isopropyl alcohol Check for leaks at point If leak occurs, blow dry and apply drop of CIVIC Ultra Lock at point