1. Turn on the power switch of the popcorn machine and check whether the short-circuit fuse of the device is broken.
2. Turn on the heating switch of the popcorn machine, the pot body is not hot, the heating indicator light is not on, and the fuse is broken, please check whether the wiring of the heater in the pot of the popcorn machine is faulty, check the failure of the temperature controller, and the wiring of the stove is short-circuited .
3. If the heating indicator light of the popcorn maker does not go out for a long time and the temperature is too high, check the failure of the thermal thermostat, you should re-adjust the angle of the thermal thermostat to 180±10℃ or replace the thermal thermostat .
4. If the lighting thermostat switch of the popcorn maker does not turn on after working, replace the bulb. If the thermostat of the popcorn maker has no temperature, check whether the bottom thermostat is short-circuited.
5. If the metal sensing surface of the popcorn machine is too large, please check whether there is a good grounding device.