We may have found other answers which could help you.
Success
Message
siemens rwb9 connections to boiler?
Siemens brtrf keep LOSING connection?
Room thermostat?
Have I got got a faulty programmer?
How to use Siemens RWB7 central heating controller?
red flashing button siemens RCRIO/433?
Siemens rdh10rf thermostat?
Siemens RDJ10RF thermostat problem?
Thermostat issues- Siemens RDH10RF?
I cannot locate my Siemens receiver?
Can I move the thermostat to another room?
Help?