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There are 29293 articles in 2982 discussions. See the most recent and the best rated articles in HVAC Discussions

The most recent discussions

Why does my outdoor AC unit randomly run


May 29, 2020, 2:19 am

I've noticed my outdoor unit will turn on and run randomly, without the thermostat telling it to. It will even run if I have the heat on. I do have an separate air exchanger, could this be tied toget... Read more »

How to choose an HVAC company for an install?


February 19, 2020, 3:25 am

We're considering replacing a furnace and a/c system. From all that I've r ead the caliber of the installation crew is of great importance. What I'm struggling with is determining how to choose ... Read more »

Energy Star Heater


February 18, 2020, 1:33 pm

Hi everyone! My name's Sarah and I'm new to the Home Owners Hub community! I'm looking at home space heaters and see some are Energy Star Certified. It looks like the energystar.gov website is down? ... Read more »

help me fix my kenmore washer?


February 13, 2020, 5:05 am

its a top loader. model #11020622991 was working fine when it stopped during the wash cycle. go to restart it and all i hear is a hum any help is appreciated. Read more »

Ductwork: Which is better, from attic or crawlspace?


January 22, 2020, 8:06 am

I’m installing HVAC soon to a 1924 yr old home. A very nice crawl s pace only a little portion on knees the rest you can stand or bend over. Ho me has high ceilings. The whole system was torn out... Read more »

Seems this group died with the Stormin Mormon


January 15, 2020, 3:09 pm

I posted twice no response. Of course I do remember many of you feel you are the Rodney Dangerfield of technicians. No respect, I tell ya, no respect. Mikek Read more »

What does 3H/2C heat pump when programming a thermostat.


January 14, 2020, 10:23 pm

What does 3H/2C heat pump when programming a thermostat. Mikek Read more »

What inputs cause auxiliary heat instead of just heat pump


January 12, 2020, 4:35 pm

Hi all, I picked this up on another group. The guy is trying to time his home heating to correspond to the power companies times of low tier pricing. He says, The problem I have is the heat pump... Read more »

Honeywell TH8000 VisionPRO Thermostat Issue


January 8, 2020, 10:23 pm

Our Honeywell TH8000 series thermostat started running at 60 degrees and the change filter display was flashing. I checked the furnace and the light was flashing for intake obstructed. I change the f... Read more »

Furnace flue brown goo/liquid leak


December 21, 2019, 10:41 pm

I have a goodman (gms80805cnbd) conventional natural gas furnace (installed 2017). i have brown goo/liquid dripping from inside the flue pipe to the outside of the flue pipe at a connection junction.... Read more »

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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 »

Where is the condensation supposed to go?

rating: 5

I have a split york heat pump that has the condensation tube broken off where it exits the building, near the heatpump. Where should it go? I've seen them empty back into the heatpump pan, presuma... Read more »

Hoffman #75 Steam Vent Issue

rating: 5

I have an old one pipe steam system with a Hoffman #75 vent at the end of the loop. My system actually works quite nice in general, I have tuned it up and balanced it over the years to much success. ... Read more »

Trane XL 80 not turning on

rating: 5

The unit (model: TXC037C4HPC0, serial: R435RF05G, mfg: 10/2000) was working well (over the last few years it was used primarily for the air conditioning function) until we got 16 inches of water in ... Read more »

Refrigerator clangs when compressor stops

rating: 5

I have a 20 yo frost free refrigerator that works fine untill it stops compressing. The compressor makes a number of dull bell like chimes when it stops. First, is this a sign it is dying? Second,... Read more »

Bi-Flow Clean-up Filter Driers in Inverter Splits

rating: 5
  [ 2 ]

What is the problem with placing bi-flow filter driers into the gas line of a inverter driven mini split system after or with a compressor replacement? Read more »

Question....Customer just called asking about Jet fuel

rating: 5

for in an oil furnace. This person selling it says it is OK for oil furnaces and has the same BTU content as Fuel oil WHAT SAY all of YOU Read more »

Are the thicker fiberglass filters safe?

rating: 5

I have a u shaped furnace filter. Just bought a new filter, but it is much thicker than the old and I couldn't get the latch through the material. I managed to get it back in the furnace, but I am ... Read more »

Flame adjustment and gas Valve on Bryant 397haw036080

rating: 5

I was wondering if anyone knew how to adjust the burner on my Bryant 397haw036080 furnace. It doesn't have the usual sliding door on the end of the burners, just a screw right through the middle. A... Read more »

Tool for opening and closing a/c vents

rating: 5

The vents for our a/c are supposed to open and close by turning something t hat I will try to describe - it is a small knurled post with a slot at the top, although the slot is large compared to w... Read more »

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