1998 Johnson Evinrude "EC" 90, 100C, 105C, 115, 150, 150C, 175 60 deg. LV Service Manual, P/N 520210, Page 98Get this manual
26 DR3584
4Inspect float needle and seat for wear or distortionReplace both pieces if damage is noted5Inspect throttle body and throttle shaftCheck body and shaft for excessive wear or side play Check throttle plates for looseness or incorrect seating Maximum throttle plate clearance is 0.002 in(0,05 mm) Check throttle plate retaining screws for tightness
6Remove calibration pocket cover and gasket from throttle body: Check the pocket for damage or contamination Check calibration holes and needle hole for contamination
Assembly
If removed, install the fuel manifold in the throttle body and secure with three clamps and screws