Mercury 35/40HP 2 Cylinder Outboards Service Manual PN 90-42794--1, Page 346Get this manual

Mercury 35/40HP 2 Cylinder Outboards Service Manual PN 90-42794--1, Page 346

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Oil Pump Outlet Check Valve Leak Test 1 Disconnect both fuel lines (a) from AutoBlend Seal off outlet fitting (b)
4 Remove test equipment and correctly attach fuel lines, support tubes and cover