While you wait for answers, we may have found some information which could help you.
Success
Message
Have I got got a faulty programmer?
I cannot locate my Siemens receiver?
Thermostat issues- Siemens RDH10RF?
red flashing button siemens RCRIO/433?
Rdh10 & RCR10/443-GB by seimens?
siemens rwb9 connections to boiler?
Room thermostat?
Siemens RDJ10RF thermostat problem?
Siemens brtrf keep LOSING connection?
Siemans wireless heating controller battery usage?
How to use Siemens RWB7 central heating controller?
my rdh10rf siemans thermostat will not send signal to my boiler. ?