Operating manual
DHR - classic DHR - comfort DHR - expert
9
3
First operating level
3.1
Selecting a heating circuit (two heating circuits)
The corresponding heating circuit must be selected each time before a function
can be carried out. Depending on the heating circuit selected, the switch key
shows either "red" or "green".
Your heating expert can tell you which colour refers which heating circuit.
This can then be noted here:
Operating step
Operation
Display
Press the key
D
to select the correct
heating circuit "
green
" or "
red
"!
Standard display
D
appears
Note reference:
1 (green)
2 (red)
Heating circuit
Generator
D
