DeDietrich OpenTherm, Service Manual

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1 Preface
1.1 General
The Opentherm Modulating room thermostat is a simple modulating
room thermostat based on the OpenTherm SmartPower protocol.
Certain De Dietrich boiler types offer other functions in addition to the
room thermostat function. These functions include setting
parameters. See the installation and service manual for the boiler.
This installation and service manual describes all the
functions of the Opentherm Modulating room thermostat.
WARNING
OpenTherm SmartPower is required for the backlight. In
boilers without OpenTherm , the Opentherm Modulating
room thermostat is functional but without backlight.
Opentherm Modulating room thermostat 1. Preface
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