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Christopher GoodmanAug 6, 2025
What does Er1 mean on my NuWave PRO SMART 20902 Oven?
- VVanessa Johnson MDAug 6, 2025
The error code Er1 on your NuWave Pro Smart Oven indicates that the NTC Temperature Sensor has overheated. Turn the oven off and allow it to cool down. If the Pro Smart Oven is still not working after it cools down, contact Customer Service 1-877- 689-2838 or email help@nuwavenow.com.