F01
Ferroli
Main Control Board Communication Fault
Ferroli furnace shows F01; unit is unresponsive or stuck in standby.
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Safety Warning
This repair may involve working with high voltage components or water connections. Always unplug the appliance before removing any panels.
If you are not confident in your ability to perform this repair safely, we strongly recommend contacting a professional technician.
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Possible Causes
Internal failure of Ferroli PCB, Loose multi-pin connectors, Voltage spikes or incorrect supply voltage
How to Fix / Troubleshooting
Safety: Isolate power before opening the control compartment.
Steps:
- Check supply voltage: Verify that the mains supply matches the rating on the Ferroli data plate and is stable.
- Inspect PCB connectors: Remove the front panel and gently press all multi-pin connectors onto the control board to ensure good contact.
- Look for damage: Check for signs of burning, moisture, or corrosion on the PCB. Do not attempt component-level repair.
- Reset: Restore power and attempt a reset from the user interface.
Professional help: PCB replacement and configuration must be done by a qualified technician using Ferroli-approved parts.
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Repair Difficulty
Professional Required
5/5
Required Part
Main Control Board (PCB)
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