DeDietrich OpenTherm, Service Manual

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3 Commissioning
3.1 Fitted control unit
3.1.1. Control
1
Display
2
Rotary and push button for setting the controller
The controller is menu-controlled, which means it is very simple to
operate. The controller has just 1 button.
4
The button is both a rotary button and a push button.
4
Turn it to scroll through menus or change values.
4
Press it to confirm choices (Such as menu
selections).
n
Meaning of the symbols on the display
Symbol Meaning Symbol Meaning
T
ECO mode on
>
Back
e Water pressure too low Q Information menu
c Defect W User menu
? Boiler service required ? Installer menu
H Current temperature \ Counter menu
M Set temperature K Service menu
D Central heating function on I Burner on
N Domestic hot water function on
3.1.2. Default setting
The controller works using room control (Central heating is controlled
on the basis of the inside temperature).
This is the default setting:
4
Set temperature
15
℃
4
ECO AUTO
4
The most recent set temperature is saved
R000057-D
1
2
3. Commissioning Opentherm Modulating room thermostat
5 31032014 - 7616664-01