1994 Johnson/Evinrude "ER" 9.9 thru 30 outboards Service Manual, Page 105Get this manual
Disassembly
INotel Do not disassemble leaf plate assemblies unless leaf plate
seats, leaf valves, or leaf stops are damaged or corroded1sl 1Remove one screw and nut per leaf valve and remove the leaf plate assemblies as required2When disassembled, keep the stops and leaf valves separated by assemblyAssembly
IN tel All
intake manifold components must be perfectly clean before assemblyDo not use strong carburetor cleaner or hot soaking tank1Place leaf valves on leaf plateIf new valves do not seat on the leaf plate, turn the leaf valves over