How to wire a heat pump & varialble air handler

I recently had someone install a brand new 98% eff. Furnace with a 13 seer a/c. They offered to put a dual fuel heat pump in for $2000.00. My gas bills are still a little higher than I would like and I wanted to know if a dual fuel heat pump is really worth the extra money and if it would save me...

Hi, I bought a home. Had no thermostat. Putting in Honeywell CT3500 Programmable. Have Red, Green, Yellow, Blue, White. AC works but no heat. Thermostat came with are jumpered to Rc. How do I wire this to get AC and heat? Thank you. I need to also explain that I did put the appropriate...

I'm replacing an older Honeywell thermostat with a new programmable Noma/UPM model THM501. There are 4 wires - red, yellow, white and blue. On the Honeywell the blue wire was on the "G" terminal - all worked well. I wired up the new one the same way. However, although the new thermostat shows the...

I have a Lennox heat pump. My builder was required to put one in per our neighborhood association. However, he set the thermostat so that it would never kick on because he thought I would like the hotter air provided by the gas furnace. I was thinking with the price of gas on the rise the heat...

While installing a programmable therostat, two of the indentification stickers fell off the wires. The wires colors are blue and brown and I don't want to hook them up wrong. The "ports" are E and C. Any help would greatly be appreciated. Thanks