How to eliminate F43 error in boiler Cointra?
- Error: F43
- Description: Exchanger protection intervention
- Cause:
- Solution: – There is no circulation in the H2O installation – Control the circulation pump. – Air in the installation purge the installation
More tips
If you cannot solve the error of your Cointra boiler, we recommend that you contact the technical service or a specialist. Many boiler problems can be solved by the user, but if you cannot solve the problem, it is better to contact a professional. In this way, it will ensure that the problem is solved correctly and will avoid any possible day
Other error codes in Cointra boiler

Troubleshoot error code “F68” in Cointra boiler
How to eliminate F68 error in boiler Cointra? Error: F68Description: BCC Service Key errorCause: Solution: - BCC Service Key Connected - BCC Service Key File Load error More tips If ...

Troubleshoot error code “F67” in Cointra boiler
How to eliminate F67 error in boiler Cointra? Error: F67Description: BCC Service Key errorCause: Solution: - BCC Service Key Connected - BCC Service Key File Load error More tips In ...

Troubleshoot error code “F66” in Cointra boiler
How to eliminate F66 error in boiler Cointra? Error: F66Description: Firmware load not finished correctlyCause: Solution: Refill the firmware or change the card More tips If you fail to resolve ...