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A year and a half or so I inquired about the problem I was having with my new Trane. After that I invested $1000 in examinations by three other companies and personal test equipment including a top...

I am not asking anyone to stick their neck out and suggest changing these connections, all I want to know is
Does it look right or is it wrong.
The compressor BLK wire is capped with a wirenut
The...

Yes I was on last Fall and figured I would have to wait until next heat to see if the 2 pounds of Freon worked. Then I got the other end, extreme cold, no change.
If the power meter indicates no...

Sorry, got shut down
Compressor wires wires from air handler
BLK no connection
WH YEL
...

As to dealers. At the request of the Trane Rep, I paid to have a Tech to come out and go over my problem. A week later he returned, without all the necessary measuring equipment, did not remember...

Compressor fan is blowing air up and out. I seem to recall seeing it run at different speeds. I live in Lake Havasu City, AZ. Hot spot of the nation, where insuation means everything. Love it here....

Yes 76 is fine, but it is coming from the HP21 cooling, the cooling from the Trane is only 8 degrees..76 in and 68 out,
55 out from the HP21

I have a one year old Trane XL19i ..3 ton with matching air handler that replaced a worn out Lenox HP21 that worked fine up to the last gasp......My problem is this:
Between 40 degrees and 90...

The statements I posted were the responses I got from qualified Techs when I asked them that question about returns in a garage. I do not have one.

After installing a second 16X20 return, relocating the thermostat to a location with a better airflow, I finally got a Tech to recognize that my system was 2 pounds shy. Now it works as I expected....

Thanks guys for all your posts. Opened many doors. One last one for you. I have not had the Trane on all day due to work that I am doing. HP21 thermo set at 75..reading 76. Output air is 53...return...

The HP 21's ran for 15 years with my original setup. When I added the second 3T my electric bill went down 20%. I keep my house at 75 degrees year round. Thermostats are rarely touched. Change in...

I have a 2000 ft house, 1000 on an old Lenox HP21 3T 2 speed and 1000 ft on the XP19i. Lenox has the west side of the house and Trane the east side. Inside humidity 30% avg. ..outside 15 to 30%. The...

Let me rephrase my situation. Two identical 15 year old autos. Both can do 100 MPH and get 20 MPG. Engine goes out in one of them. Dealer puts in a new engine. Now that auto can only do 70 MPH and...

HP 21 is a two speed. And yes they did go on high speed when it is 120 outside. I use Totaline thermos, which were switched, just in case. Compressors sit side by side in the sun. HP 21 is 15 years...

I am measuring air temp at a duct one foot from the evap. with both a digital thermometer and a Sixth Sense LT300. Early morning when it is 75 outside, the duct temp is 50 degrees, return is 76..26...

THANKS FOR YOUR INFO, BUT ONE COMPANY IS THE INSTALLER AND THE OTHER HAS BEEN GIVING EXCUSES FOR THE PAST MONTH AS TO WHY THEY CANNOT GET TO ME. I AM NOW TRYING ANOTHER NON-TRANE COMPANY. TRANE REP...

I replaced my 15 year old Lenox HP21 with a matched pair of a Trane XP19i. Same ducting, electrical, and piping. The piping is a 42 foot run thru the attic with a 14 foot vertical rise from the...