F62
Ferroli
Delayed Ignition / Gas Valve Closure Fault
Boiler shows F62; may indicate delayed ignition or gas valve closing fault.
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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
Gas valve not closing promptly, PCB control fault, Incorrect gas pressure, Slow ignition sequence
How to Fix / Troubleshooting
Safety first: Delayed ignition can cause loud bangs and is dangerous. Do not operate the boiler until checked.
- User action: Turn off gas and power to the boiler.
- Engineer checks:
- Inspect and test gas valve closing time; replace if sluggish.
- Check ignition sequence and electrode condition.
- Verify gas pressures and adjust as per Ferroli data.
- Replace PCB if control fault is identified.
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Repair Difficulty
Professional Required
5/5
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