I have a heat pump that is part of a dual fuel system. It shuts off and then a furnace kicks on. Right now the Heat pump shuts off when the tempature falls below 45 degrees. Every thing I've read says the system is capable to down around freezing with no issues. How can I lower the heat pump set...

We have a heat pump that was serviced last year & seemed to work fine. However, when the temperature dropped to 9 degrees last night, the house kept getting cooler and cooler. The aux will kick on, but it never closes that last 5 degrees. The same is true for the emergency heat; it's always at...

Can you explain to me what this setting is for? We do not have central air but the "fan" option is on the thermostat. I put the setting on "cool", then "fan" and set the thermostat temp for 60 degrees. Cool air came out for about a half hour and cut off automatically and did not come back on. I...

I purchased a heat pump from a national company and it was installed in early January, 2008. When the thermostat is set, it will not get to that temperature, but usually stays 2 degree under and runs constantly. Only once or twice has it cut off by itself at the desired setting, and then only for...

I have a Rheem model no. RHQA 1000B heat pump, but previous homeowner left no manual for it. I am puzzled at the "EM" setting on the thermostat. I would also like to download/obtain an operation manual for this unit.