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Our Aprilaire humidifier was reinstalled on our new dual fuel system. I've been told that it can be wired to come on 3 ways. One is with the fan, two is with the hp, and three is with the gas. I...

I have a few questions on the operation of my new HVAC system (replacement of old system). I am wanting to clarify my knowledge and cross-check what the installer will tell me once he returns my...

I have the XV80, not one of the condensing furnaces.

Draft diverter?

A tech came out today to get my Aprilaire 560 working after it had been reinstalled on the new HVAC system they installed.

What he told me was this bypass humidifier would not do a good job of...

Ok,

I am now properly confused.

I don't understand what autochangeover is and what the difference is between that and what BaldLoonie said.

Anyone got the time to explain or point me to a...

I am in the process of a replacement install. The furnace, return plenum, coil, and distribution plenum (maybe wrong terminology) are all sealed at their joinings with metal tape. Seems like I feel...

I'm having a Trane 80XV furnace and a Trane 16Xli Heatpump installed in my house as a replacement system. The house is 3 levels (walkout basement, mainfloor, 2nd floor) and we are having 3 zones,...

Our AC is nearing the end of its useful life and I am pricing a new system (heating and cooling) for the house.

Some facts

1850 sq ft, two story house with an additional 400 finished sq ft in...

Originally, the AC in this house barely made it up to the 2nd floor. The air was travelling from the basement up to the attic then spreading out to the 2nd floor rooms. The main floor was a much...

House is 1850 sq feet total, built 1993. AC is Trane XE1000 (3 ton?), separate gas furnace is Trane XE78. Access to ducting is easy due to basement with drop ceiling and walk up attic.

Also a...