139
Pull the attachment off toward the top (Fig. 130).
Fig. 130
Attach the new dosing attachment in the same manner (Fig. 131).
The two struts of the UV protection must match up with the marking on the housing!
Fig. 131
Confirm with <ENTER>/<OK>
If you changed the attachment size, you can select the size here now (Fig. 132).
Fig. 132