Questions & Answers for: heating cooling

...propane to fire it up, then it's a multi-functional, as in all types system pumps. AC Contractors Heating and ...

cooling or heating the Y1 terminal will always be energized, this is the contactor. Depending on brand the reversing valve will either be energized in Heat or Cool. At the outdoor unit check to see if

I bought a programable thermostat and ,to install it, I neet to know what type of system I have: single stage heat and cool; multistage heat and cool; heat pump with backup heat; heat pump without ...

I have a Hunter B01 thermostat. It works fine, but I am a tinkerer and I want to rebuild the circuit so that heat and cool both will operate according to the ambient temperature without having to move

my carrier air conditioner / heat pump is switching from cool mode and cool air to heat mode and heat by itself after running cool for a few minutes Check your thermostat setting. It must be minimum 4

ir400 fan numbers II. FANSA. Arrangement and FunctionsFeeder fanFixing assembly heat dischargefan 1***Fixing assembly heat dischargefan 2 ***Laser driver cooling fanLaser scanner motor cooling fan ...

...heating mode and cooling mode and the room setpoint, you can not change it. It comes from the factory with a 3 degree difference. In other words if you raise the heat setpoint until it is within 3 ...

...notgood wiring directions any help 18 seer should have a option in the setting section of tstat that energizes "O" in cooling rather than in heating or the opposite of what you have now. Let us

I have a Honeywell Chronotherm IV plus with a Carrier 25HBA heat pump. Installed last winter and worked great. This spring set to cool and will not cool. Tested with old thermostat and heat pump heats