Troubleshoot error code “D12” in Dietrich boiler

How to eliminate the error D12 in boiler Dietrich?

  • Error: D12
  • Description: DEFECT S.amb.A DEFECT S.amb. Defect S.amb. – Failure of the environment to failure of the Environmental probe B Failure of the Environmental Probe C OBSERVATION: The corresponding circuit works without influence of the environment.
  • Cause: 
  • Solution: Bad connection probe failure – Notify the professional to take care of the maintenance of the apparatus

More tips

If you have followed our steps and you have not been able to solve the error code of your Dietrich boiler, we recommend that you contact a technical service or a specialist. They can help you diagnose and solve the problem of your boiler.

Other error codes in Dietrich boiler

Troubleshoot error code "SCU electronic card not installed in the boiler" in Dietrich boiler

Troubleshoot error code “SCU electronic card not installed in the boiler” in Dietrich boiler

How to delete the Electronic SCU card error not installed in the boiler in boiler Dietrich? Error: SCU electronic card not installed in the boilerDescription: Cause: Solution: Notify the professional ...
Troubleshoot error code "Sense of the circulation of invested water" in Dietrich boiler

Troubleshoot error code “Sense of the circulation of invested water” in Dietrich boiler

How to eliminate the error sense of the circulation of water invested in Dietrich boiler? Error: Sense of the circulation of invested waterDescription: Cause: Solution: Check the circulation (address, pump, ...