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Questions tagged [fans]

The tag has no usage guidance.

0
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0answers
46 views

Troubleshooting power for bathroom fan/heater/light fixture

Situation: installing new switches for 3-in-1 heater/fan/light fixture. Old custom switch set (broken) had three switches and an indicator light. New generic set has three switches and an outlet. ...
0
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1answer
58 views

Exchange bathroom fan

I moved to the new condo and found that fan works loud. The sound meter showed that the noise level during operation of central ventilation (without fan) is between 46 and 49 dB (it is the average ...
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0answers
1k views

Running Airwave/Fan schedule with Nest (With Fresh air intake HVAC)

I am trying to make sure I am understanding the research/studies behind using just the fan to help reduce energy to cool/heat home. Nest has the option to set a schedule to run the fan in home to ...
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1answer
2k views

Blower fan works w/ a/c “auto”, not with heat “auto”

I know there are similar questions out there but are there any new ideas? When I turn on my heater, the gas fires up but the fan doesn't turn on. I know the fan is still working because it will turn ...
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2answers
324 views

Replacing a switch where power comes thru the fan to the timer switch, with only 2-wires? [duplicate]

I can see an answer where it suggests a 3-wire run from the fixture but I'm hoping to use existing wiring and it only has black and white wires coming from the bathroom fan to the old timer switch. ...
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0answers
229 views

Help wiring a ceiling fan switch with oscillating and fan switch

Here is what I have going on. I currently have a motion sensing switch wired in the garage to a single light. From that light two outlets have been added to plug in two additional overhead shop lights....
1
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1answer
555 views

How to set Nest Thermostat to control blower without heat

I have a Lennox G14Q3 propane furnace (forced air). I used the Nest/furnace setup last winter without any problems with just the W and R terminals. But, these summer days I would like to push air ...
0
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1answer
44 views

Can someone identify this fan switch (PHOTO)

This fan switch has become unresponsive. Looking to figure out whether it needs a battery or is self-powered. Would be great to get a make/model ID, manual or simply an answer on how to address. ...
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2answers
2k views

How to change the speed of a table fan?

I have just bought a $15 table fan, AC, ie plugged into wall mains. The lowest speed setting is still too fast for my requirement, and hence also too noisy. I estimate it to be around 5 revolutions ...
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2answers
1k views

Why does hot air from my fan heater stop after 4 to 7 seconds?

Product: Challenge fan heater: model E9907R-N -- 230-240V -- 50 Hz -- 2750-3000W. While off, something fell through the grid. I opened the fan heater to remove it. It now doesn't blow hot air (...
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1answer
54 views

HVAC system electric diagram help

I am trying to revive an old three phase 5HP HVAC system so I took a look at the 25 years old electrical system digram and came across 3 three sections which I could not understand completely (I am ...
1
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1answer
480 views

Wiring multifunction fixture to 2 switches, 2-wire cables

I'm replacing a fan in a bathroom. The setup I have currently cannot be changed with new wiring. I can add pigtails but I can't run a new 3-wire cable through the chase. Power supply runs to the fan ...
1
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1answer
73 views

What amps would I need for a variac fan controller?

I'm looking for a variac controller for a fan. I found one, but it's available in different models based on amps. How do I work out which controller would be the best one for my fan? My fan specs are:...
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2answers
4k views

Light bulbs won't dim

Rectory we removed an old fan that had 4 a19 bulbs in it and replaced it with a new harbor breeze that had 4 cadleabra bulbs, we didn't like the light output or hue so I swapped the cadleabra bases ...
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3answers
908 views

Kitchen Fan extraction not working as intended

After a long time suffering of sub-optimal fan extraction in my kitchen, I decided to go to the root of whatever was causing it. I have a Zanussi ZHC60136X. I clean the filter grids every now and ...
3
votes
1answer
21k views

Better to run air conditioner fan on high or low speed?

In my apartment, I have two window air conditioning units. Both have different settings for the fan speed: one has two speed options and the other has three. Both have the design that the room ...
0
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1answer
306 views

Attic Fan Furnace Interlock

I want to add a relay to my furnace so the attic fan can't run while the furnace burner is firing. Am I correct that the 24V side of the relay should be connected to the C and W terminals on the ...
2
votes
2answers
1k views

Trying to set my thermostat to use FAN only for cooling

I have a Bryant 60k BTU gas furnace(about 6 years old) and no AC. I can manually turn on just the FAN or leave it on AUTO for heating. I have the RITETEMP 6025 thermostat. At the moment I am cooling ...
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2answers
255 views

How do I test the capacitor on a high velocity fan?

I have a high velocity fan that seems well-made but quit on me last year. When I turn on the switch, I get no movement, no hum ... nothing. I'd like to think the switch is at fault ... but I notice ...
1
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1answer
15k views

Bathroom fan leaks during heavy rains

My bathroom fan leaks water during very heavy rains. It is on the first floor. The exhaust is also on the first floor on the side of the building, not the roof. The fan is on the ceiling and ...
2
votes
4answers
572 views

Can you put a whole house fan in an attic if you live in it?

We live in the top two floors of an old brownstone in NYC. It gets CRAZY hot on our top floor, which is really the attic of the house, but where we have our three bedrooms and one bath. It's also ...
0
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1answer
57 views

Wiring for ceiling fan with light [closed]

I have separate wall switches to control fan and light, both black, white, ground (no red). What are my connections to the ceiling fan/light
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2answers
832 views

Identifying and crimping 2-pin connector

What are these plastic connectors? They’re female and male counterparts. One has male pins and the other has female metal square-holed pin receptacles. What are these called? Here’s a side view and ...
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0answers
194 views

How to wire an always on, power interrupting light switch?

I have a moisture sensing fan in my bathrooms that behave as follows... Turned on, shows blue light, fan will turn on / off automatically based on moisture sensor Turned off, shows no light, fan ...
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1answer
86 views

electrical connection for fan/light

enter image description hereinstalling fan and light kit Issue: have 2 white wires and 2 black wires in ceiling box .Both black wires always have power Neither white wire has power whether the wall ...
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2answers
2k views

Is WD-40 alright to use in freezers/places with food?

Recently I used WD-40 in my freezer to stop the fan from maxing such obnoxious noises. But, now the freezer reeks of the smell, and my food inside also stinks like the product. I cooked some steaks ...
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1answer
2k views

How can I wire my bathroom light and fan?

In the bathroom I am remodeling there is a fan in the ceiling and a light above the sink. The light currently works on the switch shown in the box below. The fan is not currently hooked up to power ...
2
votes
1answer
286 views

Adding Recessed Lighting and Switches to Pull Chain Fan

I currently have a ceiling fan with light in my living room. It has no switch, and is controlled solely by pull chains. I would like to add recessed lighting to the room, and I would like to add two ...
2
votes
1answer
3k views

HVAC blower motor runs for a few minutes then stops

I have a Trane X80 furnace with a Nest gen 3 thermostat. This combo has worked flawlessly for a summer and a winter. I just switched back to "cool" and the fan and compressor come on, but the fan ...
0
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0answers
476 views

Need new wire for ceiling fan replacement. What gauge wire should I use?

My question is "what gauge wire do I need to replace the old wire?" There is no power from the source. What gauge wire should be used to run the new fan?
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3answers
2k views

Furnace fan intermittent high pitch sound

Sometimes this little black fan will emit a high pitch sound while spinning. If I slow down its spin by touching it with my finger, the pitch is lowered. I've had this Bryant furnace for 10 years and ...
0
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2answers
58 views

Ceiling fan lightbulb replacement

I have tried unscrewing the top four screws and the bottoms four. I have no ideas left on how to take the glass off eithlut basically completely disassembling the fan.
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1answer
604 views

Replace fan/light/nightlight and go from 3 separate switches to 2 - 1 for night light and 1 combined for light /fan

At the fan I have a plug in for the fan (1 black/1 white) and a plug in for the light/nightlight (2 blacks and 1 ground). At the switch plate I have 3 separate switches (fan, light, night light). I ...
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4answers
484 views

Furnace fan is rattling

I took apart my in-wall furnace and found that the fan blades are loose with the fan hub so when the motor starts or stops, the blades don't receive any torque and they make a lot of noise. The ...
0
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2answers
39 views

my fan over my table works from wall switch but the light fixtures doesnt come on unless i flip the switch numerous times

my fan over my table works from wall switch but the light on the fan wont come on unless I flip the switch a number of times before light will come on. what is causing this problem. if I use the pull ...
0
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3answers
5k views

Wiring a bathroom fan/light with only one neutral wire

I bought a new light/ fan combo to replace and old one in a bathroom. This new fixture has those connectors that are plug and play, so to speak. You simply plug the appropriate color wire from the ...
0
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0answers
2k views

Using 12-3 to wire lights/fan, sharing neutral

I feel like I am being super paranoid here but I want to make sure I am going to wire these lights correctly... I am going to have two recessed lights and a fan/light combo. The plan is to run 12-3 NM-...
1
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1answer
576 views

Converting a 3 way circuit from controlling outlets to controlling a fan

I have two switches in the livingroom that control the outlets in the room. We never use them and in fact since we swapped out all the outlets due to age, we didn't split them so they're hot all the ...
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1answer
1k views

I want fan ON 24/7, NEVER turn off. How to force fan on even when furnace turns on?

I HATE that EVERY time the furnace toggles on, it turns OFF my fan and no fan for about 3 minutes. EVERY NIGHT this WAKES ME UP throughout the night. It is so bad that I decided to turn the HEAT OFF ...
0
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2answers
18k views

furnace 4 flashes error code

I noticed my home gas furnace was turning on, I could hear it running, but it seemed the fan was not blowing the heat out of the heat duct vents...there was almost no air pressure. SO I went ...
0
votes
1answer
635 views

fan that require timers in the US

About 6 years ago we did a remodel. The electrician stated that a fan control was required in our laundry room, one of those things that looks like a dial and periodically turns on the fan. I really ...
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0answers
668 views

Change fan & light control into 2 separate switches

Hello all this is my first post and hope I cover everything needed to answer this question. I have a switch that controls a cieling fan/light in the living room of my house that was built in 2001. ...
0
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1answer
169 views

Removing attic house fan and adding subfloor

I'm going to help a friend remove his whole house fan in the attic. Since the attic space is walkable, we need to patch the subfloor where the fan was. There is currently 2x6 joists exposed that can ...
3
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1answer
2k views

Bathroom in-wall exhaust fan with dimmer?

In searching this SE, I see many questions discussing traditional ceiling fans and dimmer switches. This question revolves around bathroom in-wall exhaust fans and dimmer switches. Is it safe to ...
1
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1answer
238 views

Is it common, or even correct, for both wall switches in a double gang box to provide power to a ceiling fan/light fixture?

I have a new home with a ceiling fan with light kit installed in the living room. The Fan and light are controlled by a remote control, but there are 2 wall switches in a double gang box that ...
0
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0answers
422 views

Fan thermostat bypass switch — best practices

I installed an attic fan with a thermostat. However, there are times when I just want the thing to turn on and stay on no matter what the temperature is. I could just add another switch, run two ...
0
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1answer
78 views

Electric Box Fan was spinning on its own

I just had a strange experience. I woke up and I saw the blades of my electric floor box fan spinning very rhythmically. The air condition had just turned off, but the fan was still spinning. It was ...
0
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1answer
96 views

How is this bathroom ventilation fan attached?

I'm trying to replace a fan in my bathroom.The old one is a NuTone 668RP. I've managed to get all of the innards out of the old fan but can't figure out how the housing is attached. I don't see any ...
1
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1answer
119 views

Whole house fan location

I'm looking install a whole house fan but I've run into a few challenges installing it in my house's main attic. I had a company come out to get a quote and the installer told me that based on the ...
1
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1answer
661 views

Replacing compressor motor (going from 3 wire to 4 wire) and question about wire colors

I am replacing a GE motor with an equivalent Mars motor, they are same fitting size, HP, RPM etc. and volt range 208-230. The wires are different though: The old motor had orange, blue, and black ...