How to eliminate H0 error in Ferroli air conditioning?
- Error: H0
- Description: Communication error between PCB B card and hydronic module control card
- Solution: 1. There is no connection between the two cards. Examine the wiring. 2. Check that the cable connection sequence adjusts to the sequence indicated in this manual. If necessary, connect the cables again in the correct sequence. 3. If a high magnetic field is present (for example, elevators, large power transformers, etc.) electromagnetic interference may occur that imply the correct communication between controller and device. Include protection against electromagnetic alterations or displace the device to an area without alterations.
If you fail to solve the Ferroli air conditioning error, we recommend that you contact the closest technical or specialist service.
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