ABB NAL Series Mounting And Operation Manual page 20

Motor drive settings for K-mechanism.
6. NAL/F must be in open position. Locate the spacer bracket
mounting holes on the K-mechanism, see Fig. 60-61.
Fully tighten mounting screws.
7. Before mounting on the K-mechanism shaft, set up distance
to ~4-8 mm, see Fig. 62.
Fig. 60-65 Mounting of standard motor drive for NAL/F on K-mechanism
Fig. 60
Fig. 62
Fig. 64
20 NAL/NALF – Mounting and operation manual
8. Before mounting the motor device, adjust distance ~3-5 mm
in K-mechanism, see Fig. 63.
9. Mount the standard motor drive for NAL/F on the shaft and
fully tight mounting screws, see Fig. 64-65.
Fig. 61
Fig. 63
Fig. 65