136
Now unlock the dosing attachment as shown in Figure 125:
Fig. 125
Confirm with <OK> after the attachment has been unlocked. Now, the attachment will be raised all the
way up:
Fig. 126
The following message will be displayed:
Fig. 127
Pull the attachment off toward the top and attach the new dosing attachment in the same manner.
The two struts of the UV protection must match up with the marking on the housing (Fig. 128, right).