Questions tagged [fans]

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9 views

Is it ok to put? Ceiling fan on Iberville Octagonal Box 1-1/2 Inch AC90 Steel Stud

Iberville Octagonal Box 1-1/2 Inch AC90 Steel Stud Trying to figure if I can mount a 30lbs fan (as per specification full installed weight) to this box? We are in a townhouse condo and don't think we ...
2
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3answers
592 views

Quickest way to circulate outside air thru house?

All but one major room is part of a single path through home, from a window on one end to a window on the other. In the evening I want to bring in cooler outside air as efficiently as possible. If ...
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1answer
28 views

Pedestal Fan stopped working

Thanks in advance but my 2 year old LASKO Pedestal Fan (1880C) suddenly stopped working. The power goes to the control panel so it is not the cord. There is no hum, so it may not be the capacitor. I ...
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1answer
41 views

How to wire Bathroom fan with timer?

Please Heeelp!!! I just purchased a bathroom fan "Aero Still 100T" wich comes with a timer. This fan comes with 3 wires, white, red and black however I realized that the connection wires ...
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2answers
22 views

What size of exhaust fan do I need, how many air changes, CFM?

I need to provide an exhaust fan equivalent to ventilation by a 4 square feet of window. What size of exhaust fan do I need, how many air changes, CFM? My client wants to replace a bedroom window with ...
2
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3answers
2k views

How to verify electrical box is secured strong enough for 16# ceiling fan?

The metal electrical box says it's "Acceptable for fan support when secured with 10-32 screws provided". The box has 2 black screws (sheetrock screws?) in the middle that are screwed to some piece of ...
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0answers
34 views

Combine two bathroom exhaust vents?

I have a tiny bathroom for the toilet, perhaps 83 cu ft adjacent to the master bathroom for the shower and tub, perhaps 1266 cu ft. Currently only the toilet has a vent with a fan. It’s being removed ...
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0answers
9 views

Increase fan speed (wiring) on Bryant Legacy Furnace

I have a two story house. The second floor gets hot even with the AC going. Right now, with no AC running and the thermostat set to “fan on”, the blower is set up to run at low speed. Since it’s a 3 ...
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1answer
34 views

fan motor with capacitor

Hi I have a fan motor off a blast chiller which im hooking up to my still radiator. the wires are brown black and blue. it has to have a capacitor in line and thought it would be brown but I have ...
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0answers
17 views

Fan Only operation not working - gas forced air furnace

So i followed online guidance to enable "fan only" mode for my forced air gas furnace, Essentially that was to connect the "G" terminals on the t-stat and the furnace board. Seems simple enough, but ...
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2answers
68 views

Shut off breaker but still hot?

I started replacing a light fixture with a fan + light, and ran into a weird issue. My contactless electrical tester indicated current despite having turned off the breaker. The light was off in the ...
1
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1answer
49 views

Change to different condenser fan motor model?

I have an HVAC system that has a condenser fan motor that has gone bad. The motor is no longer available. What considerations do I need to make in order to replace the motor with a different motor? ...
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1answer
18 views

Thermostat fan control on old furnace without circuit board

I have an old gas furnace without a circuit board. Just a 4064 fan limit control, 24v transformer, gas burner control and fan. I wired a new wifi thermostat in. It works great. I would like to be able ...
1
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1answer
49 views

Pigtail solution?

I have a celing fan in one room, a light with three 60 watt bulbs in the kitchen. They are both controlled by switches, but one turns off and the other one turns on. Can I pigtail them together on the ...
0
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1answer
24 views

Fan will not oscillate [closed]

I have a pedestal fan that I have had for a while and recently stopped oscillating. what is the fix for this? would it make more financial sense to just buy a new one?
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2answers
1k views

Strange Wire in Bathroom Wiring

I was recently working on some wiring in my bathroom, and I noticed a 3rd load wire that I couldn't quite explain. There were 4 Black Wires coming in (with 4 corresponding White Neutral wires). One ...
2
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0answers
58 views

Trane HVAC condenser fan runs backwards

I installed a new fan motor on my Trane condenser. It's 240V three-wire Genteq motor that's described as clockwise shaft-up rotation https://www.northamericahvac.com/trane-american-standard-...
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0answers
16 views

Bath Fan/Light Wiring

12/2 Line coming to box where SW will be installed. I want one SW for vanity and fan lights, the other for just the fan. SW is a Legrand RCD11 paddle switch with two SP SW going to a 14/3 to the fan/...
3
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1answer
69 views

How to wire this back up?

I was trying to replace my ceiling fan and well of course I didn't take a picture of how the wiring was before I tore it apart so I'm trying to figure out how to put it back together so everything ...
1
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1answer
41 views

Wiring for NuTone Roomside Bathroom fan

We have one switch for the bathroom fan and light. I am not sure how to connect the new fan to my existing wiring. I have included pictures and would appreciate any help. enter image description ...
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3answers
139 views

How to make a table fan noisy?

This sounds an abnormal question at first, but I really would like to know how to make a normal table fan noisy (which parts to change). The reason why I want the noise is that the noise from the ...
0
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1answer
56 views

Replacing power cable of wall fan

The original fan cable was damaged so i thought maybe i could cut it off and replace it with a cable and plug from an extension cable. The wierd thing is, it worked for a while and now doesn't. In ...
5
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1answer
333 views

What is the purpose of a bathroom fan filter? What is the risk of not using a filter?

Our bathroom fan filter was worn out and very dirty with cigarette smoke from the previous tenant¹, so we removed it. We could replace it, but why does a bathroom fan need a filter in the first place?...
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2answers
50 views

Help with wiring a computer PWM fan to DC voltage

I've recently purchased a "fume extractor" from China which is basically a filter with a pc fan behind it. The Fan pre-installed isn't really doing much of anything and I would like to replace it with ...
0
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1answer
46 views

Trying to find a odd shaped fan blade

So we bought a new house and one of the fans had 1. ugly blades and 2. one blade was broken. Naturally I took one good blade of and went to Lowes to find a replacement. It turns out though that this ...
3
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2answers
98 views

Bathroom Exhaust Fan/Light wiring

I am replacing the exhaust fan in my bathroom, however it seems like there is an extra white wire on the fan. The wires came with “quick connectors” - do I remove these and tie the whites together? I ...
1
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1answer
29 views

Control fanlight with both remote and switch

I would like to control my fan using remote and the light on the fan using both remote and switch. Is that possible. I have 1 black wire, 1 red wire for light, neutral and ground wire coming from the ...
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4answers
2k views

Wire AC Condensor fan motor to three prong plug for shop fan

Here is the wiring schematic on the motor: How would I wire these wires safely to a plug like this:
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1answer
38 views

Furnace Fan (Heat Pump) having issues when starting sometimes with a buzzing noise

We have a Central Electric Furnace model # EB12B. It is paired with a heat pump. We noticed the issue when we were running the A/C this year and is has continued while running the heater. When the ...
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1answer
48 views

Replacing existing ceiling fan, with on/off switch only to wall mount control of light/fan

My old ceiling fan switch used black, red, green (ground) no white. Built after 2004 white was in outlet box, 4 white wires but all together in single cap - not used. New wall mount switch has ...
0
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1answer
39 views

Bath room exhaust fan not working. The light is working on a separate switch right next to the fan switch

I tested the fan and there is power. However the switch to the fan has no power. The light switch next to the fan switch is working. Could there be a problem between the exhaust fan and the switch to ...
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2answers
76 views

Install Bath Fan 1st floor with parallel joist to exterior wall

I'm planning on installing a bath fan in a first floor bathroom with one exterior wall. This ceiling has 2x8 joists running parallel with the exterior wall. This exterior wall also has a window ...
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2answers
71 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
957 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
11 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 ...
0
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2answers
324 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?
1
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1answer
116 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
150 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 ...
1
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1answer
48 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 ...
0
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2answers
50 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
vote
1answer
186 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 ...
1
vote
1answer
46 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 ...
1
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1answer
83 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
48 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 ...
3
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2answers
239 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 ...
1
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2answers
1k 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 ...
0
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3answers
138 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
34 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 ...
0
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1answer
181 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’...
4
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2answers
165 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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