Question about 38CKC042 Air Conditioner
Hi- Can not tell if my unites are straight cool / heat or a heat pump. If my Carrier model is a 38ckc04830 is it a heat pump without aux heat or is it just straight heat / cool ? if you look inside ...
Question about Central System Air Conditioner
What's the difference between EM HEAT and AUX HEAT? Hi. I recently moved into a house with an outdoor RUUD AC/Heating unit. The landlord doesn't know the answer. What's the difference between the EM ...
Abbreviation definitions. Hi again. Concerning AC/Heating units... for heating, what exactly does EM abbreviate? What about AUX? My landlord is inquiring. Economy Mode = EM Auxelary Mode = AUX in em ...
EM HEAT.... does it stand for ECONOMY HEAT or EMERGENCY HEAT? They both conflict. Someone's misinformed. It stands for Emergency Heat. (Back up heat) . Normally you will find it on heat pumps. It's ...
We have a new a/c and the system has heat strips. For a/c. we have had the thermostat set on AC at 72degrees. Now that it is getting colder and may need some heat in the house, do we switch the ...
Question about LP153HD3A - 14,300 BTU, R410A, 9.4 EER, Heat PumpPTAC, 230V
Why doesn't the compressor start in the heat mode AC works perfect. Heating coil works perfect. However, compressor does not start and join with the heat coil in the heat mode Is it a heat pump? Is it
Question about LP153HD3A - 14,300 BTU, R410A, 9.4 EER, Heat PumpPTAC, 230V
Why doesn't the compressor start in the heat mode AC mode works perfectly. Heating element work perfect but the compressor does not join the heat coil in the heating mode. If the compressor is off and
Question about 7 Day Touch Screen Programmable Thermostat RTH9580WF1005
I have a thermostat RTH9580. Why do I have emergency heat under system AND heat which sometines switch automatically to auxilliary heat? If you have an air to air heat pump, in colder temperatures, ...
Question about 7 Day Touch Screen Programmable Thermostat RTH9580WF1005
WHAT DOES IT MEAN WHEN HEAT IS SET 66 AUX IS FLASHING If it is a heat pump if the ambient I door temp is not than 3 degree s lower than 66 it utilizes the aux heat ( heat strips) to help the unit ...
Question about 7 Day Touch Screen Programmable Thermostat RTH9580WF1005
I have a Honeywell thermostat. What does “Auxiliary Heat On” mean? If it's a heat pump, it means you either bumped the heat up to a temp that the heat pump cannot reach quickly OR it's so cold out ...
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