1998 Johnson Evinrude "EC" 25, 35 HP 3-Cylinder Outboards Service Manual, Page 72Get this manual
Intake Manifold Servicing Removal
1Follow steps listed in Carburetor Removal, this section
2Remove manifold screws and remove manifoldDisassembly
1Remove the two screws per leaf plate assembly, and remove the leaf plate assemblies as required
INote Do
not disassemble leaf plate assembliesLeaf plate assemblies are not serviced in detail
2When handling leaf plate assemblies, do not lift or bend leaf valvesInspection
1Inspect the leaf plate assemblies for damage: