Operating instructions

Filling the siphon with water

1. Remov e the retaining c lip and

siphon A.

2. Fillthesiphonwithwater.

3. Fit the siphon A an d secure with

the retainin g clip.

Setting the time and date (if required) – only for weather-

compensated control units

Note

During commissioning, or after a prolonged time out of use, it may be necessary

to reset the time and date, if thetimeflashesinthedisplay.

Press the follo wing keys:

1. a/b for the current time.

2. d to confirm; "Date"isdis-

played.

3. a/b for the current date.

4. d to confirm.

Language selection (if required) - only for weather-compen-

sated control units

Press the follo wing keys:

1. c "Select a heating circuit"will

be displayed.

2. d to confirm; wait ap prox. 4 s.

3. c Press again.

4. b for the required language.

5. d to confirm.

Further details regarding the individual steps (cont.)

Initial start-up, inspection, maintenance

5692 619 GB