1991 Johnson/Evinrude Models "EI" 40 thru 55 Service Manual, Page 294Get this manual
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10Lift shift and throttle plate from housingUse when removing shift and throttle plate as detent spring is highly compressedIt might fly out, causing personal injuryWear safety glasses
r;::;l11Remove detent rollerdetent shoe spring
and detent
113112Lift shift lever assembly from control114113To remove throttle lever assemblyremove flat-head screw and countersunk washer from controlDiscard the patch screwLift throttle lever assembly and throttle lever spacer from controlr:;;l [";;114Remove screw and locknut retaining the shift lockout cam to the fast idle leverDiscard the locknutRemove keeper plate screw Lift shift lockout cam and shift lockout lever (f) from housingRemove spring washer and fast idle lever from housing
15The key switch, warning horn, neutral start switch, and emergency stop switch are serviceable, if necessaryReplace defective componentsr;;] 16To disassemble control handle, remove two screws