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All materialsCommon error codes in Bosch gas boilers
The nomenclature of codes allows you to decipher the signals indicating equipment malfunctions
Common error codes in Vaillant gas boilers
Deciphering error codes that appear on the screens of the most popular Vaillant gas boilers
Codes of typical errors in Viessmann gas boilers
Deciphering error messages and malfunctions of Viessmann gas heating and hot water boilers
FAQ: 10 frequently asked questions about heating boilers
Answers to common questions in the section "heating boilers"