Troubleshoot error code “E1” in Ferroli air-conditioning

How to eliminate E1 error in Ferroli air conditioning?

  • Error: E1
  • Description: Phase sequence error (only for three -phase devices)
  • Cause: 
  • Solution: 1. Examine the wiring of the feed cables and to verify that the terminals are well tight in the terminal strip, to avoid the possible absence of a phase. 2. Check the connection sequence of food cables (L1-L2-L3) and, if necessary, invest two phases

More tips

If you have a problem with your Ferroli air conditioning and cannot solve it, we recommend that you contact the technical or specialist service. They can help you diagnose the problem and offer you the right solution.

Other error codes in Ferroli air-conditioning

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