1968 Evinrude Starflite 100 HP outboards Service Manual, Page 21Get this manual
bLoosen screw and lift choke arm off of choke shaft
cThe threaded ends of the throttle and choke valve attaching screws are staked during assembly to prevent loss during operationNOTE Under normal conditions removal of choke and throttle valves is not necessary; see "Cleaning, Inspection, and Repair" for service instructionsLOW-SPEED NEEDLESSee Figure 3-16aRemove friction springs, low-speed adjusting knobs, and control knob adjusting linkThe lowspeed knobs are friction spline fit on the lowspeed needles; use screwdriver to pry them offSee Figure 3-17bWith the use of low-speed adjusting knob, turn low-speed needles counterclockwise to removeUse care to prevent loss of retaining ring, spring, and washersSee Figures 3-16 and 3-18
Figure 3-18Removing Low-Speed Needles LEAF BLOCK ASSEMBLIES Disassemble leaf block assembliesSee Figure 3-19Special caution is necessary in disassembling the leaf block assemblies; DO NOT damage or interchange the leavesThe leaves must be absolutely flat to maintain seal with the plateDO NOT under any circumstances bend or flex the leaves by handIt is advisable to clean, inspect, and immediately reassemble the leaf block assemblies, rather than leave them apart for reassembly later