Questions tagged [fans]

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62 views

Calculating flow volume for whole house fan

My house has a 24" Dayton belt drive whole house fan that's at least 20 years old but looks exactly like the current model 2EAX5. It's nice and quiet but I want it to move more air. It has a 1/3hp ...
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0answers
32 views

Wiring a ceiling fan/light to two 3 way switches

Wiring a ceiling fan/light combo with TWO 3 way switches. The fan/light is pull string type. The First 3 way Switch box has ONE (line/power) 14-2 cable plus ground, and TWO 14-3 cables plus ground ...
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0answers
10 views

trane xr13 heat pump

sometimes it works great even in the summer worked great then somedays the fan stops. have replaced fan motor capacitor contact switch u name it it has been replaced summer when its above 97 fan will ...
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0answers
43 views

Parallel circuit lamp only works if the other one is on [closed]

I'm trying to install a ceiling fan with 2 lamps in parallel, the problem is the way I did one of the lamps can only be turned on if the other one is also on. I don't know what I'm missing here
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1answer
55 views

Furnace Blower Motor fan hums but wont start

Furnace Blower Motor fan hums but wont start until I turn it by hand, then it runs fine. What should I check?
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1answer
80 views

Can I manually switch off booster fans that are coupled with HVAC blower?

Could not get upstairs in 1900 craftsman bungalow cooled with HVAC system until the contractor inserted a booster fan in each of the two ducts. Fans are coupled to the blower of the HVAC. Now in fall ...
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1answer
30 views

Bathroom fan won't turn on

I'm installing a bathroom fan and I can't get it to power on. I want to wire it to the switch that controls the lights in the bathroom. The power comes from the lights to the switch. After splicing ...
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1answer
34 views

How to replace bathroom fan?

For about two years now, two of my bathroom fans have not worked and I haven't gotten around to changing them. But I am wondering the best way to replace it. The current fan/light I have installed is ...
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2answers
45 views

Fan switch on thermostat--on or auto

If I leave my fan switch on "on" instead of "auto" and the temperature in the house reaches the desired temperature will the fan stay on and continue to push cool air out even though the thermostat ...
1
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1answer
82 views

Homebase extractor fan. How to remove the front cover?

I bought an extractor fan from homebase. One of these: https://www.homebase.co.uk/humidity-controlled-extractor-fan_p594561 . I didn't get very far with fitting it though because step one is "Remove ...
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1answer
42 views

Wiring Bathroom Fan

Need help on wiring my new bathroom fan. Should have been more attentive when removing the old one. The new fan has three wires: white, black and green. In the ceiling are two sets of wires. The ...
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1answer
78 views

Why does my bath fan duct have dried grass in it?

So I was exploring my bathroom fan setup with the intention of sending a new wire through the wall to put the fan and light on separate switches. In the process, I noticed that there’s a white plastic ...
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0answers
27 views

Furnace Blower Motor Wiring

I'm replacing a 1/3hp, 120v, 1075 rpm GE S336 S furnace blower motor with a Century model. Disregarding the capacitor and green ground wire, there is a discrepancy between the old and new. GE motor ...
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2answers
134 views

Does a GFCI-protected bath light/fan unit need separate neutrals?

I hope there is an electrician on this forum who would know the answer to this. I am in the US and must have permits in my area and install per NEC. This is new construction. Installing a fan/light ...
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2answers
243 views

Why does my bath fan turn off when light switch is on and vise versa?

I just put a new exhaust fan in the bathroom and connected it to existing light switch, which is connected to the bathroom light. When I turned the power back on, the bath light came on but not the ...
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3answers
45 views

Fan is turning on air conditioner but no air movement

A few weeks ago I changed the outside unit's starting capacitor and that got the fan on that unit to rotate and the air conditioning on the enclosed back porch started working. Today I came home and ...
2
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1answer
32 views

mounting fan/light in very tight enclosed space over shower

I am installing a combo shower fan/light over a walk-in shower; it is meant to be installed in the typical fashion (for recessed fixtures) of two adjustable-length brackets meant to span the gap ...
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1answer
84 views

Exhaust Fan in small half bathroom on first floor

Hi, I would like to add an exhaust fan in my small half bathroom on the first floor (it’s a 2 floor semi-attached home). The bathroom becomes very humid and takes a few minutes to eliminate odors. I’...
2
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1answer
88 views

remedying ceiling fan horror-show

In the course of doing some other work, I came across this poor installation of a ceiling fan. This was done when my house was originally wired by "professional" electricians, and presumably ...
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1answer
18 views

Garage fan selection and placement

I would like to put a fan in a 2 car garage woodshop (it's getting awfully hot to work in in the summer). I was thinking something like this: http://www.airkinglimited.com/page/industrial-ceiling-...
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1answer
45 views

Axial or centrifugal fan for short run out of kitchen?

I'm researching replacements for a broken extractor fan in my kitchen. It is wall mounted and runs through the wall straight outside, no long ducting involved. The current (broken) fan is the ...
3
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1answer
182 views

Ceiling Fan Wiring Confusion

Was expecting to find just 3 simple wires (b, w, g) and be able to hook up this ceiling fan quite easily but found this when taking out the old fan...3 sets of wires, #1 with 2 black and 1 white, #2 ...
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1answer
111 views

Need help with wiring a new fan. Wire colors don't match instructions and I am a bit of a novice

I purchased a new fan that I am trying to install. However, the wire colors do not match the instructions and I am a bit of a novice. The instructions say to connect - green-->bare/green, - white-->...
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2answers
78 views

Air conditioning fan not turning, motor very hot

The air conditioning in one zone of my house isn't turning. I have a Goodman air conditioning unit in that zone. I noticed that the fan motor was very hot (estimate 150 degrees F). It was much ...
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2answers
42 views

Can my remote-controlled ceiling fan be connected to a wall switch?

My Casablanca fan remote control no longer works and I have to turn the breaker on and off every time. They no longer have a remote control replacement. Can I have an electrician connect it to a ...
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0answers
73 views

Condo fan coil thermostat fan never turns off, cooling is humid

My thermostat in my condo is a honeywell thermostat and it the only options it has are System and Fan. Fan is set to auto (other option is Lo Med Hi) and the System is set to Cool (or Auto or Off). ...
2
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2answers
103 views

Is it safe to use a variable AC transformer to control the speed of a box fan?

I have seen recommendations for using a variable ac transformer to control the speed of a box fan. (like this: https://www.amazon.com/dp/B00BXJYO6I/?tag=stackoverfl08-20) I thought that ac motors ...
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0answers
73 views

How do I identify this ceiling fan?

Previous owners didn't leave a remote, so I need to get a replacement. Should be easy enough. But no brand or model name is visible. How do I identify this? I bought a Hampton Bay replacement remote ...
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1answer
79 views

How to fix an ineffective Extraction Fan setup in bathroom

I have an existing IXL (Heat, light and Fan) setup in a small bathroom (12.14 meters cubed). The air exchange rating of the fan meets the spec required for the room, it works and doesn't look that ...
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1answer
60 views

Can anyone ID this bathroom fan motor?

I need to replace this fan motor, I believe it's Broan, but could also be NuTone. I have tried looking up the number stamped on the side, but nothing comes up for either of those manufacturers. Does ...
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0answers
26 views

Wiring a bath fan/light fixture

I have a light fixture with a pull switch. I want to replace the light with a bath light/fan. I also need to install and wire a switch for this fan. How do I do this?
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0answers
406 views

Ceiling fan won’t turn off from wall switch

Have a ceiling fan with a single wall switch that controls both the light fixture and the fan. If I flip the switch to turn the fan off, the fan slows down like it’s turning off, but then immediately ...
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0answers
37 views

issues wiring ceiling fan with remote and 2 switches

I've done some basic wiring but seem to be in over my head on figuring this one out. We have a solarium the had a ceiling light fixture and a switch at each end of the room. I removed the light and ...
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0answers
57 views

Does a ceiling fan switch make a ceiling fan slow with buzzing noise?

I replace my 6 year old ceiling fan because of really weak speed in any setting and of course the noise but apparently the new one makes the same i just check the voltage when the fan is on speed off ...
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0answers
47 views

Installed Honeywell R8285A 1048 control center combined with a Honeywell PRO 8000 thermostat

to operate an inline duct fan on a long run to a new addition. Thermostat in the new addition activates fan when the thermostat is set to cooling perfectly. I can use it to manually turn on the fan. ...
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2answers
54 views

New Fan Switch Question

My old switch does not have a white wire. Should I add one and attach it to the grommet inside the box? Also, in most diagrams, the black wire enters the box from the top an leaves from the bottom. ...
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0answers
22 views

Upgrade 4-speed pull chain fan switch

Can anyone advise how to replace a 4-speed pull chain fan switch with a capacitor, by a simple wall 4-speed switch? Thanks in advance for any support
1
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1answer
51 views

Adding (small) load to existing rafters with 2x4

I am planning on installing a whole house fan (shown in the image below). The fan has a total system weight of 40 pounds and needs to be supported via metal and nylon straps to a beam as shown in the ...
1
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1answer
50 views

LED Light in Ceiling Fan only works with a non-LED next to it

I have a Harbor Breeze ceiling fan with two light ports and a remote control. The lights are e12 (candelabra) base, but I need some brightness. I just bought some 12W LED bulbs (100w equivalent) and ...
1
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1answer
97 views

Ceiling Fan Direction for Summer?

All called a local fan store in my area and the sales rep told me a ceiling fan should spin counter-clockwise for summer. I know what clockwise and counter clockwise is, but looking up at a fan for ...
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2answers
135 views

Dual Evaporator Refrigerator — Evaporator Coil and drain Freeze up… Internal Fan Operational?

I've got a very nice split door refrigerator, bottom drawer freezer. (GE model GFE2HSHFSS). This unit has two separate evaporator coils, one for the refrigerator (fresh food) and another for the ...
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2answers
105 views

How to calculate CFM/pressure needed to move water vapor through duct?

I made a cheap, high capacity humidifier from a mist maker, storage crate, and 120mm fan (the fan blows into the crate, which pushes the mist out). This 4" flex pipe works fine to exhaust the mist ...
2
votes
1answer
435 views

Bathroom fan too loud

I recently installed a new bathroom fan in our master bath in hopes for a much quieter environment. I installed a NuTone Model # AERN110 (110 CFM, 1.0 sone). I've never had an ultra quiet exhaust ...
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1answer
42 views

Bathroom Fan Leaking/Dripping

Can you help some frustrated new home owners? Our 14 month old new home is leaking this brown liquid into our bathroom. This almost exclusively happens after a snowfall and it starts to melt. We get ...
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0answers
47 views

Bathroom Vent Fan Leaks

I have red water leaking/dripping from the vent bathroom fan in the second floor bathrooms. This only happens after a good snowfall and during the snow melt as it warms. We get about 6 hours of ...
2
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0answers
1k views

Blower fan won’t come on in “auto” mode but will in “on”

I have a Honeywell model number NHGK076AF01 propane furnace. It is about 15 years old. The problem started when I noticed the breaker had tripped and I had no heat. After resetting breaker, I tried ...
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2answers
40 views

Can I replace a fan timer with one having duration options beyond one hour?

We have a dial that only goes up to an hour to control our fan so we are continuously getting up and turning it for another hour. Can this be replaced with a longer timer dial, like 12 hours?
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1answer
50 views

Is DC Pedestal fan motor whine normal at low speed?

I have a brand new DC motor pedestal fan with 12 speeds. At the very low speeds the motor makes a whiny bearing type noise. Is this normal for low voltage DC fans?
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0answers
318 views

Lutron Fan & Light dimmer switch wiring

I have a hunter Fan/Light I am installing. I purchased the pictured Lutron switch to control the fan/light. My power source comes into the switch box and is wired as follows: Power source (Black) ...
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0answers
39 views

Light and fan remain constantly on after changing bulbs to LED [duplicate]

Recently replaced old 40W ES bulbs to LED ones with the same fitting. However this causes the light and (timer) fan in the bathroom to remain consistently turned on despite the switch being in the off ...