I am a Realtor and I have a customer that wants to make an offer on a foreclosed condo but there is a low-voltage wire running from the air-handler about 30 feet out along the wall and out the back door, then into the wall outside. I've never seen anything like it in 25 years on the job and I have...

I recently had to replace my 1992 3 ton Goodman heat pump... the air handler was replaced as part of the deal. I kept the old air handler, took the 'A' coil out of the bottom, cut the housing off to make it shorter and added a stand with filter to the bottom. I put duct work bending the air so I...

Trying to take goodman air handler A-30 from straight ac and convert to heat pump fan coil only has three low voltage wires how do I go about wiring?

There is a goodman condensing unit outside and I am installing a duraguard airhandler my question is I have 5 wires for the thermastat red green wh/bl, wh/bk,brown I know my green is fan my red is power and my brown is common on the diagram it has w2 is the white and blue and the wh/black is w1. On...