ABB NAL Series Mounting And Operation Manual page 7

5. Take out the Seeger ring, spring and nut, see Fig. 14.
6. Slide out the arrestor ring from the shaft, see Fig. 15.
7. The shaft should loosely rotate loosely after taking out the
arrestor ring, see Fig. 16.
8. Put the operating handle on the splined end. Turn the handle
anticlockwise to charge A mechanism opening spring (apply to
A mechanism), see Fig. 17.
Fig. 12-17 Mounting of hand operating mechanism HE
Fig. 12
Fig. 14
Fig. 16
Fig. 13
Fig. 15
Fig. 17
NAL/NALF – Mounting and operation manual 7