How to eliminate F40 error in boiler Cointra?
- Error: F40
- Description: Card parameter anomaly
- Cause:
- Solution: Bad card parameter configured
More tips
If you fail to resolve the boiler Cointra error, we recommend that you contact the technical service or specialist in Cointra boilers. They can help you diagnose the problem and recommend the best solutions to fix it.
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 ...