1968 Evinrude Ski-Twin, Ski-Twin Electric 33 HP Outboards Service Manual, Page 21Get this manual
Check leaf plate for distortion or weardAttach the two leaf valves and stops to the leaf plate baseCenter leaf valves over recesses in plateSee Figure 3-2screws to torque specified in Section to avoid distortion of the leaves leaf platesAND SOLENOID
Check the choke for free operationChoke valves must move freely, without bindingAttach choke to choke shaft, and install choke solenoid and springout manual choke to fuH choke positionAdjust position of choke solenoid so that solenoid plunger has approximately 116 inch free playClosed end of solenoid should approximately flush with bossSee Figure 3-18