For general questions regarding cooling your home.

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84 views

20amp ac unit shut off all my power. is a 110 unit lower?

If we use a twenty amp ac window unit in blows out our power. Someone offered me a 110 unit. Does that have lower amps? Ithat lower?
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36 views

HVAC 3A fuse shorting on cool

I recently came back from a trip, and the thermostat was still working. On turning the AC on, the wall-powered thermostat decided to die. Upon investigating in the attic, I noticed the 3A fuse had ...
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29 views

My 10-year AC gives out every couple of years

In 10 years my AC fuse has gone out 3 times now; the last time, 2 years ago, the panel was replaced but before that the fuse was replaced. One electrician told me that because my panel is in the ...
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67 views

Preventative maintenance: mold in window Air conditioner

I just threw out a perfectly good window air conditioner because it had black mold stinking the place up. I know it can be cleaned, but I don't want to take any chances. I bought a new one and was ...
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17 views

Solution for A/C Condensate Drain Line when it is not possible to drain it elsewhere? [duplicate]

I have a split A/C system in a room that runs on low 24 hours a day during Summer that unfortunately cannot be connected to any drain or pipe and which therefore requires a bucket to be used to ...
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1answer
135 views

Is it possible to plug an AC into a kitchen stove hood exhaust?

I live in an apartment and need to install air conditioning to cool down one room (about 20 m2), from time to time (1-3 hours per sunny day, for a total of 3 or 4 months a year - typical European ...
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43 views

What to look for in central air installation?

I'm having an HVAC company install a York central air unit in my house today, and I'm wondering what things I should be looking for in the quality of the installation? Existing York central heating ...
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102 views

Buying used heat pump/AC

I'm planning to buy and install a used heat pump/AC at some point in the near future (probably looking for sellers on Craigslist or similar), and want to know what I should look for to know if the ...
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42 views

Thermostat needs to be set very high to work

Our home thermostat is behaving strangely. Let say it shows that the current room temperature is 60F. If we set it to 63F it will start the Fan (ventilation) but will not actually start the heating so ...
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155 views

How can I stop an in-the-wall air conditioner from leaking air into the home?

As far as I can tell, the air conditioner fits nearly perfectly in the hole, but there is considerable air leaking into the home through the bottom. I think it may be because of metal strips that line ...
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40 views

Keep finding thermostat on heat

On multiple occasions now, I have noticed odd things going on with my HVAC system, only to go to the thermostat and find that it has been set to heat! This happened once in the middle of summer, when ...
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68 views

Lint when running AC

There seems to be a lot of lint when I run my AC unit. I have recently replaced the filter and made sure that the filter is put in correctly. What could be the issue?
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61 views

Covering Up A Large Gap In A Wall

I was looking for advice on how could i create a partition between my two rooms which have a huge frame in between them. The place was originally covered by curtains but putting up curtains on the ...
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20 views

cooking on a hot&humid day

I have 2 window air conditioners in my house. None of them seem to have a setting to bring in (a little bit of?) fresh air. When we cook, the house becomes a bit smokey. Also, the vapors of freshly ...
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157 views

How to insulate this portion of split AC Pipe?

I bought a new Hitachi split AC lately which isn't cooling as much I was expecting. I checked for leaks/bad installation and found this. (This is connection point of external pipe and pipe which ...
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2answers
295 views

Acceptable to install whole-house evaporative cooler with only a single supply vent?

My new house has a 20+ year old evaporative cooler on top of the roof. The cooler is ancient and rusted, difficult to service due to the location, and the forced air heating ductwork it feeds into is ...
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96 views

Are wall air vents a potential problem?

A house I'm looking at has A/C vents in the walls, rather than in the ceiling or floor. I've never lived in a house with air ducts in the walls. Can I expect to have problems? The house was built in ...
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119 views

What steps are required to convert R-22 Freon to a new R-410A Puron system?

I am house hunting in Houston. Every 2000-2004 house we've seen so far uses old A/C Unit and coils for R-22 Freon and not the newer R-410A Puron. Reference: ...
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1answer
1k views

Do I need a sleeve for through the wall air conditioner in new construction?

I am about to buy a through the wall A/C unit for a small building, which the builder will frame out for the A/C. Is the framing enough, or do I need to buy a sleeve for A/C?
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121 views

Two A/C units are close to each other and turning one on turns the other on. How to fix?

I had an Air Con unit installed in the Living Room and another in a bedroom adjacent to the Living Room, both from the same brand. The Air Con units are actually next to each other, and only ...
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34 views

Is my heat pump's condenser fan motor bad? [duplicate]

The other day my AC stopped working. I'm thinking the condenser fan motor has gone bad (unit is ~10 years old). Here is what I did to troubleshoot which led me to believe it was the fan motor. ...
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1answer
579 views

How do I use a vaporizer/humidifier? [closed]

An attic has been converted into a bedroom and it's very uncomfortable to sleep in, the air is very dry. I bought a humidifier but it didn't come with instructions. This may be a silly question but I ...
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1k views

A/C system reports Limit Switch Stuck Open

Unit is a York GM9S080B12UP11G. When switching thermostat to cool, the system activates the compressor fan. Also, I can hear gases moving through the pipes running to the compressor. However, the ...
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6answers
26k views

Why does my Central A/C Keeps Blowing its Fuse?

For years, my A/C condensing unit has blown a fuse once, maybe twice a year. It's 27 years old now and blew a few fuses last spring. Now it blows a fuse every few days. So, I replaced a bad running ...