The tag has no usage guidance.

learn more… | top users | synonyms

2
votes
5answers
48k views

How do I re-wire a ceiling-fan to reverse its direction?

One of the ceiling fans at home was spinning in the opposite direction (clock-wise) and so was sucking up the air rather than blowing it. I live in a hot climate so we always have the fans spinning in ...
0
votes
1answer
38 views

Replacement part for coal stove blower rheostat

I have an Alaskan coal stove and my blower rheostat broke this morning. I opened it up hoping to be able to fix the part instead of buying a whole new fan controller. Any motor controllers that I ...
0
votes
1answer
21 views

Where to start when standing oscillating fan motor wont turn on?

It is probably not worth fixing but I hate throwing things out when there might be a simple fix. My wife told me that one of our fans was not working. I took apart most of the simple parts and cleaned ...
0
votes
2answers
84 views

DeWalt circular saw stopped working, probably need to repair motor, can anyone confirm?

Okay, so I got a a circular saw from the family for Christmas for my burgeoning woodworking hobby, and I've been using it a light amount. It went out the other day while cutting some 1x4. I had a ...
3
votes
5answers
34k views

How much less power does a three-phase air conditioning unit use than a one phase unit?

I'm planning to install a 5 ton central AC. I'm deciding between a condensing unit that runs on 220V and a costlier unit that runs on 207Y three-phase. My understanding is that three-phase motors use ...
2
votes
1answer
23 views

electric gate motor

I have a question about an electric gate motor I am installing. I purchased a motor rated for up to 650kg(for a level area), but it will operate on a slope which drops by 400mm over the 5 metre ...
0
votes
3answers
72 views

Why is my air compressor drawing too many amps?

I have an old air compressor (1970s/1980s vintage) that has recently started tripping the circuit breaker that it is on. I hooked up a clamp meter and found that when the compressor motor is running ...
0
votes
1answer
59 views

Can I use a 1KW inverter along with a motor starter to power a water pump?

For a long time, I have been using a Jinasena N110T/1 water pump. The specs are as follows: 1" x 1" H max 80ft 1000 gph @ 42ft 0.75 HP 220-240V 0.56KWh I have heard from many places and other ...
2
votes
2answers
877 views

Furnace Draft Inducer Repair: is previously installed back plate necessary?

I'm replacing a non-functioning draft inducer on the Goodman furnace in my house (GMP075-3). The previous inducer was mounted with a sheet metal back plate between it and the wall of the furnace. ...
2
votes
3answers
2k views

Can I use brake fluid or steering fluid to stop a fan from squeaking?

Can I use braking fluid or steering fluid on my squeaking table fan? Are they safe? I'm just wondering if I can use anything that's already lying around the house.
4
votes
2answers
58 views

GE gas dryer noise - is this from motor?

Hi I'm trying to fix my 13 year old dryer. It's started to have squeaking noise but I was able to fix that by replacing the front and rear bearing. Now it's starting to have this noise and I think ...
3
votes
1answer
157 views

AC Motor Oil Wick Replacement

Not sure if this is the correct forum to asking such a question, but I am tearing down an old AC motor that has seen better days. Essentially through to clean each component and replaced any frayed ...
2
votes
1answer
98 views

How do I connect this saw's motor to 220 volts?

I finally found a motor for an old DeWalt radial arm saw but I don't understand the diagrams on the motor plate. I want to run it at 220 volts but without terminals I'm not sure about which wires go ...
0
votes
2answers
95 views

NEC Breaker Selection for Motor Loads

In the case of motor loads connected to a long branch circuit, why does NEC Table 430.52 limit selection of an over current protection device (OCPD) to a smaller size than the branch conductor will ...
0
votes
4answers
7k views

How can I use an American KitchenAid mixer in Denmark? [closed]

My husband bought me an Artisan kitchenAid mixer (max watt 325) from America, we live in Denmark so he also bought an autotranformer (input 220/240v, input 110/120v and max load 500VA with a 5amp ...
1
vote
1answer
80 views

Is this 230v motor wired for 115v operation

I have the following wiring diagram for the motor I am replacing. After looking at the wiring as shown here, I see one black and one purple wired to the terminals. There is a second set that is ...
1
vote
1answer
54 views

Spa pump wont run when in spa

Spa pump motor won't run when its in the spa. I removed the pump and ran power to it and it runs fine. Also, with the pump removed, turned on spa jets and no problems. So, re-installed the pump and ...
0
votes
2answers
2k views

How can I connect a 120V compressor to a 3 phase WYE 208 electrical system?

I have 4 cables from a power supply which are 3 phase WYE 208 volt. so if I measure between neutral and hot I get 120V. The problem is that I need to hook up a compressor for 110V single phase (just ...
3
votes
2answers
423 views

How do I wire this 240v fan motor and thermostat

I'm trying to wire a two stage exhaust fan for my greenhouse. The motor comes set up for 240v wiring and is to be controlled by a thermostat. I undertsand how to get the 240v from the panel, but can't ...
0
votes
3answers
9k views

How can I power a three phase AC motor with only 2 phases?

I have some AC motors with 6 wires each. I only have 2 out of 3 phases available. I will test these motors any way. I know the motors won't work in their best condition and I risk create a short ...
2
votes
1answer
197 views

Wiring multispeed PSC motor from ceiling fan

I disassembled a ceiling fan to replace seized bearings. Unfortunately the pics I took to aid re-assembly are no longer accessible and the fan is an '80s era no-brand which I can't find any info for ...
2
votes
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 ...
6
votes
3answers
3k views

How do I run a 3 Phase/1hp TEFC motor off of a regular household outlet?

I recently bought a brand new TECO-Westinghouse Electric motor . 3 phase HP: 1 Volts : 208-230/460 RPM: 1750 HZ: 60 Fr: 56 Cat no: ZA.0014TE2/56 Type : AEFAZA Enclosure : TEFC I would like to run ...
4
votes
3answers
16k views

Why is my A/C condenser fan motor wiring backwards, and how can I fix it?

I've just replaced my condenser fan motor on my home A/C unit with this unit: http://www.grainger.com/Grainger/GENERAL-ELECTRIC-Condenser-Fan-Motor-2PRA6 The HP, RPM's and amp ratings all match. The ...
0
votes
2answers
119 views

Blower motor lost RPMs after reversal of fan direction

My air handler requires a clock wise rotation of the fan motor. After installing a new motor I found it was set in the counter clockwise position. I changed the wires (switched inline connection on ...
2
votes
1answer
427 views

Why did my angle grinder die?

I was recently using a Bosch angle grinder but it had been 'sputtering' intermittently; and then during one session, taking the burrs off an edge, it slowed down and just stopped. Now it won't turn ...
3
votes
1answer
421 views

How to stop a screaming pellet stove?

I'm having trouble thinking of how else to describe the sound that our pellet stove is making. It is a piercingly high pitched sound that appears to come from the blower. Here's a video with ...
7
votes
11answers
24k views

Do any ultra quiet ceiling fans that have no motor hum exist?

I am in the market to buy two large ceiling fans to cycle air within and potentially cool my master bedroom. The room is about 16x27 feet, and it gets pretty hot during spring, summer, and early fall. ...
4
votes
5answers
40k views

Why has my ceiling fan's speed become slower?

We have owned a Minka Aire ceiling fan for about 4 years and it has been great overall; running for 24hrs a day. It has 3 settings and when we initially purchased the fan; the speed was noticeable ...
0
votes
0answers
40 views

Turning water pump power switch on and off, is it problematic?

The issue: My expensive Grundfos water pump (used in kitchen sink) is broken. Basic troubleshooting seems to indicate that the switch (XGC2-88) which is triggered by a floating device is broken. ...
2
votes
1answer
3k views

Could I safely use a dimmer switch on an air filter fan?

I bought a small HEPA air filter fan that was advertised as being a quiet model. But it's not quiet enough for me. I bought another "quiet" fan, but the new one is also too loud for my liking. Could ...
1
vote
1answer
411 views

What size electrical breaker and wire do I need for a 230 volt, 40amp. cutterhead motor?

I need to know what size wire and breaker I need to wire in a 230 volt 40 amp. cutterhead motor
3
votes
1answer
124 views

Can a portable bedroom fan be slowed down?

I have a Vornado Heavy Duty Shop Fan in a bedroom for the purpose of making white noise at night to help sleep. The speed switch only has a medium speed and high speed. I wish there was an option ...
1
vote
1answer
887 views

Ceiling fan motor disassembly

Took apart a ceiling fan. Want to take apart the motor, but this thing looks like it was assembled tight, like a freaking bearing. I want to get to the goodies inside. I've taken out every screw there ...
0
votes
1answer
295 views

How can I automatically open/close window blinds?

I live in an apartment where I cannot change anything. I would like to have my blinds open/close via computer (any interface controllable via RPi/Arduino is fine). It's not required to also roll them ...
3
votes
1answer
209 views

Invert electric motor rotation

I got this Bergin AC motor which was from a pool pump, but now I want to use it to power a saw. For this I need to invert its rotation direction. How can I do that by just switching wires? The four ...
4
votes
3answers
13k views

Why is my furnace blower noisy when it starts?

The blower of my furnace makes a loud noise every time it starts. I understand that a large fan and the movement of large amounts of air will produce some noise. What I am puzzled by is the noise that ...
3
votes
6answers
3k views

Should I replace or repair my dead/dying garage door?

My garage door opener is on its last legs, should I replace it or try to fix it? Symptoms: The door does not initially move when the button is pushed, but after giving the door a boost it opens. ...
4
votes
3answers
7k views

How long should I run my pool pump for?

How frequently/long for should I run my pool pump? it's a standard single speed 1.5 hp electric motor pump. I've heard different answers from various people and I am left wondering what is correct. ...
0
votes
3answers
413 views

Can I take the cover off my fusebox to attach an energy monitor?

I have bought an Energy Monitor to track our electricity usage (hard times...). I now need to put the sensor on one of the cables either next to the fusebox or the meter. Unfortunately I cannot ...
1
vote
1answer
736 views

What could cause a condensing units fan to stop working?

My AC unit fan stopped working suddenly. I tested the 3 pole condenser (capacitor) and the it looks OK ( 45 uf , 5 uf is what is mentioned in the spec of capacitor). I tested the resistance in the the ...
0
votes
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 ...
3
votes
1answer
4k views

How does a multi-tap motor speed control work?

I have a Home Depot, undocumented, no-name ceiling fan and I've messed up the speed control connections, and I'm trying to understand how the circuit works. I found a circuit on the internet which ...
0
votes
0answers
34 views

How do I wire a 2-pole dimmer switch to control an exhaust fan? [duplicate]

I have 2 black and 2 red wires from the gang box on a 220V 7 amp exhaust fan. The new switch has 2 black wires and the ground. How do I wire the new switch?
-1
votes
1answer
317 views

Use a 110V switch to activate a 3-phase motor 240V

I have a 110V switch on a control panel that will be used to turn on/off a 3-phase 240V motor. Power has already been run to each item and now I need to figure out how to use the switch to control the ...
-4
votes
2answers
306 views

Running a bilge pump from a wall outlet? [closed]

I bought a bilge pump for purposes of cooling off my computer, and to my surprise it came with bare wires (one black and one brown) that you're supposed to hook up to a boat. I don't own a boat, and ...
4
votes
1answer
7k views

How can I repair a ceiling fan that hums, but doesn't turn?

The ceiling fan/light has power. The lights work, but the fan doesn't turn even though it hums. Why is this, and how can I fix it?
2
votes
2answers
2k views

How can I calculate the rotational force and motor HP needed to lift a 5lb sheet from a horizontal position to a vertical position from one end?

Essentially, I need to know the following: How do I calculate the rotation force along a fulcrum? Is there an equation? What is the weight of a 5 lb object at the fulcrum if the fulcrum is located ...
1
vote
1answer
782 views

New condenser fan motor burned out

AC technician replaced my condenser fan (through a home warranty service). The new fan worked for 5 min and stopped working after that. the fan motor was extremely hot (180F or more) The old fan motor ...
11
votes
5answers
44k views

Should I put a dimmer switch on a ceiling fan?

I have a ceiling fan on our bedroom's vaulted ceiling. Since we don't want 7' pull-cords, the speed is stuck at full-tilt, which is no good. The fan has separate switches on the wall for lights and ...