Mercury Mariner Service Manual 6, 8, 9.9 210CC Sailpower, Page 57Get this manual
Install inlet needle (a)float hinge (b) and fuel bowl gasket (c) as shown Assemble components of primer system as shown Seal
"-.0"-_ Primer Diaphragm
Install float (a) over float hinge as shown Adjust float level as outlined in "Carburetor Adjustments"preceding