Ignis Ambient Temperature Sensor Fault

Display shows F3; alarm may sound and temperature may drift.

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.

Possible Causes

Failed ambient NTC sensor, Wiring damage, Corroded connector, Control board fault

Safety first: Disconnect mains power.

Locate ambient sensor: Typically near the control panel or air intake grille.
Test sensor: Measure resistance and compare to spec. Replace the ambient NTC sensor if out of range.

If F3 persists, the main PCB may be defective.

Medium 3/5

Ambient NTC Sensor

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