What does it mean when the display says E1 null

E1 can signal a few issues. Unit has overheated due to dirt, debris, or dust buildup in the fan and/or filter. The unit has overheated due to insufficient airflow or running for an over extended period of time. The unit has insufficient power from the outlet or if you are using an extension cord.

“What does it mean when the display says E1”

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Lifesmart - 6 Element Infrared Heater Wood Cabinet - Brown-Front_Standard

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E1 can signal a few issues. Unit has overheated due to dirt, debris, or dust buildup in the fan and/or filter. The unit has overheated due to insufficient airflow or running for an over extended period of time. The unit has insufficient power from the outlet or if you are using an extension cord.
Answered by Product Answer 626 3 years ago
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