We may have found other answers which could help you.
Success
Message
Siemens RDJ10RF thermostat problem?
siemens rwb9 connections to boiler?
Thermostat not working?
Room thermostat?
How to use Siemens RWB7 central heating controller?
How do i stop the time from flashing on the Siemens RDJ100RF?
Have I got got a faulty programmer?
I cannot locate my Siemens receiver?
Siemens brtrf keep LOSING connection?
Thermostat issues- Siemens RDH10RF?
Rdh10 & RCR10/443-GB by seimens?
red flashing button siemens RCRIO/433?