21
Guide Plate, Click Plate or Aperture Lever
(Figure 3-10)
1. Remove the Lenses, Decoration Plate, Lens Board, Selector Board and Aperture
Indicator Knob (See steps 1-4 in the preceding Aperture Blade procedure).
2. Remove the Guide Plate by removing its four mounting screws A.
Caution
Remove carefully to prevent loss of steel balls!
3. Remove steel balls and Click Plate.
4. Remove Aperture Spring (carefully pull loops out of notched Blade tabs by
pulling in direction of stretching the Spring).
5. To remove the Aperture Lever and its copper bearing (poly-slider), remove the
E-ring securing it to its pivot.
Note: To re-assemble, perform steps 1 through 5 in reverse order. Use Loctite
to secure Guide Plate mounting screws. Use silicon grease to lubricate
longitudinal slot inGuide Plate.