1976 Johnson 2HP 2R76 Outboard Motor Service Manual, Page 24Get this manual
3-7 bThe leaf is so designed that it maintains constant contact with the leaf plate until predetermined pressure is exerted against itLeaf travel away from the plate is limited to 14" by the leaf back-up plateWhen pressure is removed, the inherent spring action of the leaf segments returns and holds them against the plateAttach the leaf segments and leaf stops to the leaf plate, aligning leaves with marks on plateSee Figure 3-10cApply OMC Screw Lock to leaf valve screw threads and tighten to torque specified in Section to avoid distortion of the leaf plate NOTE
DO NOT lift or bend leaf segments lYj handThis may damage them so that the leaves would have to be replaceddExamine each leaf carefullyEach leaf must lie flat against the plate with no edges turned up or away from the plate
REASSEMBLY OF LEAF VALVES, INTAKE MANIFOLD, AND CARBURETOR TO MOTOR
aPlace new gaskets between the leaf plate, intake manifold, and crankcase, and attach to crankcase with four screwsbUsing new gasket, place carburetor in position on manifold studs and fasten in place with nutscAdjust throttle cam as described belowdInstall support bracket and air silencereInstall fuel tank with two retainersSee Figure 3-2