Ravenheat
Intermittent Lockout / Nuisance Tripping
Furnace frequently needs manual resetting without showing a specific error code.
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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
Marginal flame signal, Loose electrical connections, Intermittent sensor faults, PCB dry joints
How to Fix / Troubleshooting
Safety: Do not repeatedly reset a locking-out furnace without investigation; underlying faults may worsen.
User checks:
- Note the conditions when lockout occurs (weather, demand, time) and provide this to the technician.
Technician checks:
- Inspect and tighten all electrical connections and earths.
- Check flame signal strength and electrode condition.
- Test sensors for intermittent readings under heat.
- Inspect PCB for dry joints or heat damage; reflow or replace as needed.
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Repair Difficulty
Hard
4/5
Required Part
Flame Sensor (Ionisation Electrode)
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