Troubleshoot error code “F4” in Fagor boiler

How to eliminate F4 error in boiler Fagor?

  • Error: F4
  • Description: Opening cutting of the security thermostat (102ºC)
  • Cause: 
  • Solution: In bitérmic boilers opening of the water prisoner. And in atmospheric boilers, opening of the TTB (83ºC).

More tips

If you get to present problems with your Fagor boiler and fail to solve them, we recommend that you contact the technical service or a specialist. In this way, you can ensure that the error is effectively solved and preventing major problems in the future.

Other error codes in Fagor boiler

Troubleshoot error code "F9" in Fagor boiler

Troubleshoot error code “F9” in Fagor boiler

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Troubleshoot error code "F7" in Fagor boiler

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Troubleshoot error code "F6" in Fagor boiler

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