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There are 29235 articles in 2960 discussions. See the most recent and the best rated articles in HVAC Discussions

The most recent discussions

Not an expert but last house we rented had this....


April 19, 2019, 7:04 pm

3600 Sq Foot home, Dual systems. 3.5 ton for one side of the house, 5 ton on the other side. 5 ton unit had frequent plenum leaks. As in there seemed to be so much back pressure the tape seals and ... Read more »

Honeywell thermostat


March 10, 2019, 9:08 pm

Hi, I’ve programmed the thermostat according to a schedule that suits me however when I run the device; it says wake in the PM and runs off an entire different schedule from what I set it to. I’v... Read more »

need replacement pull chain for round A.C. ceiling vent


March 6, 2019, 8:55 pm

My house has the old round ceiling vents and the chain broke in one of the bedrooms. I need to find a replacement. Can you help me. Also, does it hurt to close some of the vents. My kitchen and... Read more »

Lennox furnace filter


January 4, 2019, 12:01 am

I have an old Lennox furnace with a hammock style filter. The air flows up but the filter is at the bottom. One side of the filter is blue, the other side is white. I can’t figure out whether the b... Read more »

gas furnace Bryant 383kav high limit switch part #


December 2, 2018, 12:22 am

Hi everyone! Need original part number for Bryant 383kav024070 gas furnace - high limit switch Just moved in, and got series of furnace problems. Some are solved , but one - code 33, I don't know h... Read more »

Old Trane Furnace


November 20, 2018, 12:53 am

Hello, everybody I am Gregg and I am new to your group great stuff! I have a Trane system I think it's about 28 yrs or so old, but it still wor ks, my problem is that the blower motor died; the Mod... Read more »

4 year old Baxi condensing boiler


November 12, 2018, 9:53 pm

Prior posters seem to confuse combustion air with convection air heated by the pumping of hot water throughout the house - just sayin'..... Now, MY EXPERIENCE: I have a 4-year old Baxi Duo Combi c... Read more »

Ac


November 9, 2018, 10:30 pm

Brand new ac 3.5 tons its runs great as soon as it shuts of its turns right back on after 2 3 minutes also new thremosta Read more »

I have a blower motor with 5 wires red yellow orange blue black.


November 4, 2018, 7:29 pm

I want to repurpose the motor but I don't know what the wires are for Read more »

Round registers w pull chain


October 17, 2018, 2:30 am

Personally I would like to know about the question about the registers, which as far as I can tell was not addressed. You people just went straight to insulting the guy or anyone who did not insult ... Read more »

Click here for other recent discussions »

The best rated discussions

Honeywell RTH230B outputs 12 volts

rating: 5

Hello: I have a Honeywell RTH230B thermostat connected to a gas boiler. The other day the furnace did not fire when the thermostat called for heat. Through the process of elimination I determined t... Read more »

Payne heat pump freeze up

rating: 5

Dear Turtle, Saw your answers on Google and was impressed. You seem to be the Tech for me! I live in Augusta, GA area. I have a Payne split unit. No trouble in summertime. Winter comes along ... Read more »

Carrier 58MVP blower motor control.

rating: 5

My Carrier 58MVP120F15120 HVAC mulfuntioned. Blower would not start. I found responsible for failure component as thermistor or varistor (not sure) TR01 on the PCB board inside control unit of the bl... Read more »

geothermal runs constantly

rating: 5

Charlie ------------------------------------- Charlie ------------------------------------- My Water Furnace heat pump runs constantly, or nearly so. I have burned out 3 control boxes in the past 3 y... Read more »

Wired my Aprilaire model 60; Furnance Always On?!?

rating: 5
  [ 2 ]

Hi.. i wired my new Aprilaire humidifier exactly as directed to an older Lennox furnace. The furnace now turns on, no matter what the thermostat setting. It has something to do with the C connection... Read more »

Lennox G23Q2 furnace ignition problem

rating: 5

This furnace is about 9 years old and has worked flawlessly until recently. The first thing I noticed was the draft motor was continuously running and lack of green LED on ignitor control. Reset th... Read more »

Running a mini refrigerator upside down?

rating: 5

Hey everyone, I am looking to build a kegerator and can't find a mini fridge without a shelf at that bottom. Ideally the shelf should be at the top like this unit.. http://www.beveragefactory.com... Read more »

Is it legal to sell Freon 22 on Craigslist?

rating: 5

I'm in Oregon, USA. I have about 20# of Freon 22 that I've had for decades. Don't think I'll ever use it. I'm getting conflicting information on whether it's legal for me to sell it. It's probab... Read more »

Gentec

rating: 5

I got a replacement condenser fan motor, old one was a GE and was told Gentec bought the GE motor division. Anyone know who sells Gentec condenser fan motors I searched the part # on the GE and Gente... Read more »

Indicator Lamp on Weathertron 3AAT80B1A1 Thermostat

rating: 5
  [ 2 ]

One of the GE Weathertron Model 3AAT80B1A1 thermostats in our home is doing its thing and when the temperature setting is increased a few degrees above ambient the auxillary heaters come on OK to s... Read more »

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