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2
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1answer
3k views

What type of motor do I need for my attic fan?

My attic fan motor appears to be on the fritz (makes a buzzing sound and the fan tries to turn but won't make it more than 1-2 revolutions without sticking). I'm trying to figure out what type of ...
2
votes
1answer
11k views

How do I install a wireless remote for a ceiling light without a fan?

I have a fan with lights in my ceiling. There is no wall switch, only a wireless remote. I'd like to avoid installing a wall switch if possible. I purchased a chandelier assuming that I could just ...
2
votes
1answer
1k views

Ceiling fan stops after a few seconds

I just installed a ceiling fan on our patio. When turning on the power, the fan starts spinning as I would expect it to. After a few seconds however, the fan seems to be spinning only through inertia ...
2
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0answers
261 views

Water Noise When Radon Fan is On

I've got a radon fan installed in my basement, but no sump pump. Starting a few days ago, I've started hearing a constant gurgling or bubbling sound from a basement wall that is 15 feet from where ...
2
votes
1answer
85 views

Can a GFCI combo and a switch be independently connected to a light and a fan using 14/3 wire?

The box on the left in the diagram is a dimmer switch and the box on the right is a GFCI combo switch. The ground wiring is absent from the diagram. How can this wiring be completed to connect the fan ...
2
votes
1answer
109 views

Is it code compliant for a new construction bathroom vent (no shower) to go down and then over?

I have a challenge on my second floor where a curved steel roof insulated with spray foam makes the best option for a half (toilet/sink) bathroom fan's vent to route down and laterally out the side of ...
2
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0answers
750 views

How do I ventilate a bathroom through a small window?

I've got a very small bathroom without a vent fan. Since it is in a condo among a lot of others in a large building, a standard vent fan cannot be installed. However, I do have a small window and was ...
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4answers
4k views

Do I really need a small fan inside my fridge?

I have a three years old fridge without "no-frost" or anything similar to avoid ice build up. Yet there's a fan in the main compartment - about 90 millimeters in diameter and running simultaneously ...
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1answer
693 views

Should I use inline bathroom fans?

I'm building a new full bathroom in my basement and I also have an existing full bathroom without an exhaust fan. The sizes are 207 ft3 and 470 ft3 respectively. I was initially thinking of buying ...
1
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1answer
356 views

Can a GFCI burn out a (ceiling fan) motor?

I added a ceiling fan to an existing circuit with GFCI protection. I know, I know, they say you shouldn't because the inductance from the motor can trip the GFCI. I figured I'd risk that minor ...
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2answers
2k views

How do I wire this bathroom fan?

I am replacing a bathroom fan. The switch on the wall has three switches that were in use (one for the fan, one for the light, and one for the night light). I already took out the old fan and now ...
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2answers
1k views

Can I run a single 12 guage wire outside of 12-2 to provide power to a fan?

I have regular 12-2 wire going to a bathroom fan. Tell me about code issues with just running an extra 12 gauge shielded wire up to the fan so I can do the fan and light separate. Any restrictions, ...
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2answers
471 views

Combine evaporative cooling with ventilation to increase efficiency of temperature equalization?

We live in San Francisco, which is not known for high temperatures. But our apartment is on the third floor and we get a ton of direct sunlight through our 5'x8' windows. We open the windows enough to ...
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2answers
7k views

How do I replace a condenser fan motor in a central air unit?

The condenser fan motor on my central air unit has seized up (tried like crazy to turn it it, but no go). I'm not sure how old the motor is but I'm guessing it's original, so about 12 years old. I ...
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3answers
125 views

Why is my bathroom fan completely ineffective?

I just moved into my first home, and the bathroom fan is 100% ineffective. I can hear the motor run when I turn it on, and I remember going into the attic with the home inspector and tracing a ...
1
vote
1answer
178 views

AC Blower running very slowly

I have a Ducane heat pump. When running in AC Mode, the outdoor fan and compressor kick off just fine. The blower fan seems to kick off as well, though it's not putting out very much air. I can ...
1
vote
1answer
97 views

What causes a heater fan to keep running?

I have a regular gas air heater that heats the whole house. It is installed in a garage. When I use thermostat to turn on the heat it works as expected. When temperature reaches set value the gas ...
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1answer
501 views

Where should I discharge my bathroom exhaust to?

Everyone in general lean towards roof or gable end of house venting. Then of these two whichever is shortest run..Also everyone agrees down hill slope toward exterior of house..If one is to vent ...
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vote
1answer
152 views

Fan between rooms?

I presently work at home, which means that I spend a lot of time in my office (ya think?). Unfortunately, this room is not a good one for air conditioning (or heating) in the house. I can often get 8 ...
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vote
2answers
126 views

Seperating bathroom light and exhaust fan on single switch

I have a single switch that turns on both the bathroom light and a separate exhaust fan at the same time. I want to change this to be able to power them on independently via dual rocker or two ...
1
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1answer
232 views

Home: Using Exhaust & Circulating Fans to Improve Air Quality While Staying Cool

In the hopes of ventilating nasty odors and airborne contaminants, I recently installed the Bionaire BW2300 in one of my kitchen windows. This is the only one I have installed in my home at the ...
1
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1answer
117 views

What are my options on location of a bathroom fan vent in Wisconsin?

I just put in a new bathroom fan and notice the previous one was vented into the attic. I understand this can cause mold after awhile. I live in WI where we see a lot of snow. I was told the roof ...
1
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1answer
228 views

How to wire three-way switches to light fixture with a fan?

I have a light fixture with a fan, and two switchboxes with space for two three-way switches each. I would like each switch box to have two switches, one which operates the fan and the other which ...
1
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1answer
187 views

Does the amount of air noise generated by a portable fan depend on blade design?

Forgetting about motor noise, are all household fans such as window fans and table top fans equally noisey? Is there a type of blade or grating that is quieter than others for the same amount of ...
1
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1answer
4k views

How can I wire this replacement bathroom extractor fan?

My old bathroom extractor fan motor burned out, so I got a new one to replace it, I was trying to wire it up earlier and I've hit a bit of a snag... I don't seem to have enough cables. The old ...
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0answers
29 views

Quieten New Bathroom Fan/Reduce Vibration

I recently replaced an old bathroom exhaust fan due to how noisy it was, and the new one is quiter, but could be better. The model is this Its fitted pretty tightly to the ceiling, and is good ...
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0answers
26 views

How to connect 4 fan coils with one wall control thermostat?

I have 4 fan coils (Sabiana sk-22)and I want to connect them with one wall control thermostat. How can I do?
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0answers
15 views

Tape on one side of hob extractor fan

I've recently moved into an apartment, and I wanted to clean the extractor unit above the hob as it is quite greasy-looking. The fan unit is double-sided (Electrolux EFG500), and on one side there ...
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0answers
55 views

Can a horizontally-vented kitchen exhaust have a downward-facing outlet in a soffit?

Can I vent a kitchen exhaust fan horizontally to an exterior soffit, ending with a downward outlet/cap? (Or must the outlet be horizontal (through a wall) or upwards (through a roof)?
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0answers
39 views

Should I install a doorway fan or dehumidifier?

I have central air in a rancher (one floor), and the living room is on one end of the house. That room is on a slab, and has always been noticeably hotter in the summer and colder in the winter than ...
1
vote
1answer
156 views

How to override an attic thermostat with a wall switch?

I want to install a fan in my attic. I want the fan to be controlled by a thermostat in the attic, but I want the ability to bypass or override the fan from within my house. Ideally I would like to ...
1
vote
1answer
643 views

my furnace fan stays on even when at temperature

I recently installed a 2nd generation NEST thermostat. I'm not home very often, but I was paying particularly close attention to the furnace after installing this thermostat and I noticed that the ...
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1answer
307 views

Temporary plastic cover for my exhaust fan is discontinued… now what? [closed]

Frost King makes a cover for an 8" fan, but that's much smaller than the cover I've been using. Mine is probably five or six years old and needs replacing. I phoned Frost King and they said that they ...
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0answers
641 views

Wiring Leviton Timer to Bath Fan and Switch to Light

I am a DIYer with a basic knowledge of electrical wiring. I am having trouble wiring a bath fan to a timer and light to a switch. I can get get power to one or the other, not both. Here is the ...
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vote
1answer
931 views

Will this DIY window fan setup help cool two rooms in our tiny, narrow apartment?

Before anything else, here's a visual aid (embedded below) to help you through this wall of text. My friends and I are renting a second-floor apartment that’s basically one long corridor split into ...
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2answers
9k views

How would you vent my basement bathroom fan?

I have a basement bathroom basically smack dab in the middle of the basement. The joists run from front-to-back of house. So going out either side is not an option. Going out the front is not an ...
1
vote
2answers
651 views

How can I wire a single gang 3-way fan control and dimmer?

My client's new fan is installed on a 3-way switch above stairs. The switches are located top and bottom, on separate breakers. The fan and light are operated simultaneously. The light attachment has ...
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2answers
5k views

Use existing light switch to also power bathroom exhaust fan?

The builder of my house neglected to place an exhaust fan in my guest bathroom. When I brought that to their attention, they replied that code only requires fans in bathrooms that don't have ...
0
votes
2answers
42 views

Mounting a heavy (21 Kg) fan on a shed wall

I want to mount an industrial fan in my shed. Because of its dimensions, the only option seems to fix it on a wood beam that run around the shed near the top (see the red square on the picture): ...
0
votes
2answers
29 views

add a temp gauge or “dimmer” to cabinet fan

I have an AC cabinet fan cooling a cabinet that warms with 2 CPUs and a couple external hard drives in it that are on 24/7. However, the fan runs furiously fast and loud and it only really needs to ...
0
votes
1answer
617 views

Why is my bathroom fan buzzing and humming when I first turn it on?

It is strange, the bathroom fan is buzzing and humming when I first turn it on. After a few minutes, it starts up normally. Why is it doing this?
0
votes
1answer
351 views

Need to cap a ceiling fan pull-chain switch hole

I recently installed ceiling fans along with a remote-control module to adjust speed. As a result, I do not need or want the pull-chains to control the speed of the fan or turn on/off the light. ...
0
votes
2answers
1k views

Wiring Bathroom Fan Switch

I'm trying to wire a new single pole dimmer (two black wires, one ground) and single pole switch (no wires, just screws) for the fan in my bathroom. What I see coming into the box is three separate ...
0
votes
1answer
7k views

What could cause a ceiling fan to lose rotation speed?

I have two identical ceiling fans in my house that were installed around 4 years ago. One no longer rotates as fast as it used to at top speed. At a guess I would say it has lost 30 or 40% of its ...
0
votes
1answer
38 views

6 Terminals Coming Off Switch?

I have a switch in a ceiling fan's wiring. It controls the direction of the fan. So it's a two position switch, but it has 6 terminals coming off of it! Is this switching the phase and the neutral ...
0
votes
1answer
90 views

3 way switches with voltage drop

I have two ceiling fans powered by 2 (3 way switches}. The fans stopped working so I checked the voltage across the terminals on each 3 way switch. The voltage goes from 120 to 74VAC in about 5 ...
0
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1answer
278 views

Controlling two fixtures on same circuit independently

I currently have an existing loud bathroom and a ceiling light on he same circuit. The wiring goes from the switch to the ceiling box and then to the fan. Both of these are controlled by the same ...
0
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1answer
96 views

Should there be an air outlet in an attic with a whole house fan?

There has been a whole house fan between the second floor and attic of my house for some time. We usually have it on with the downstairs windows open. I just had a thought: Should there be an open ...
0
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2answers
2k views

Can i fix or run my 110V pedestal fan on 220V?

I have an old table-fan that I bought years ago and was rated for 110V. During the checkout process, it the option of choosing 110V or 220V and I made the mistake of choosing 110V. I haven't been able ...
0
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1answer
82 views

Can I add a booster fan to increase pressure?

How can I increase cfm in an area that is 3550 x 4288 x 2800 mm. There is already a 700 cfm air handling unit working, but this is not sufficient.