Emergency heat on honeywell thermostat

Emergency heat on honeywell thermostat
The EM HT (Emergency Heat) feature allows the user to use a backup heat source when the heat pump is not working. The Emergency Heat feature locks out the heat pump compressor so that only backup heat is used.
 I have the dual fuel type of heat pump and want to know how I can disable the emergency heat mode on the Honeywell thermostat. David Butler.
The Emergency Heat switch on a Heat Pump thermostat confuses many people. The fact of the matter is that most people don't seem to understand exactly what ...
 I recently had a heat pump installed in my home and noticed an emergency heat switch on the thermostat. What is it? How does it work?
Easy to read backlit display with soft-touch button interface. Quality Temperature Control for Heat Pump with Auxiliary Heat. Mercury free thermostat. Compatible ...
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Emergency heat on honeywell thermostat