Stop the infinite preheat loop with these professional troubleshooting techniques for your Ninja Foodi.
The main board fails to receive temperature data from the thermal sensor, triggering a safety stall.
Watch for infinite preheat cycles, clicking relay sounds, or common E-series error codes on display.
The NTC thermistor often drifts over time, sending erratic data that the controller cannot safely process.
Extreme heat cycles can cause wiring oxidation or micro-cracks in vital solder joints over several years.
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