Derek ColeGM, Simmons One Hour Heating & Air · AI HVAC Answers

Why do I have heat strips or emergency heat?

20 Dec 2016 · 0 min

Watch on YouTube

0:23

Short instructional explanation about thermostat 'aux' or flashing red indicators: these indicate electric heat strips (auxiliary/emergency heat) are active. The speaker explains this is a normal backup for heat pumps that engages when outdoor temperatures drop (mentioned threshold: below about 40°F) to help the system add heat.

Questions this video answers

It means the heat strips (auxiliary/emergency electric heat) are on.

Below about 40°F (around 40 degrees Fahrenheit).

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