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0
votes
1answer
22 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 ...
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
73 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 ...
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 ...
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 ...
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 ...
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 ...
3
votes
1answer
158 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
202 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
431 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 ...
0
votes
2answers
120 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 ...
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. ...
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 ...
1
vote
1answer
413 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
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
2answers
424 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 ...
3
votes
1answer
125 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
891 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
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 ...
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 ...
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 ...
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
318 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?
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 ...
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 ...
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
784 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 ...
3
votes
2answers
2k views

How to lubricate a buzzing fan?

I bought a little mini fridge (ok, it's actually one of those wine cooler thingies) that buzzes loudly. Took it apart and discovered the source of the problem: a little fan in there, similar to the ...
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
0answers
322 views

Why is my bathroom vent fan tripping the GFCI when being shut off?

I have a GFCI tripping when a vent fan is being shut off. I saw in KeithS's answer to a similar question that the blades rotating after shut off causes an imbalance, tripping the GFCI. In my case the ...
0
votes
1answer
445 views

On the number and shape of my swamp cooler motor cord terminals

As I understand it, most three prong electrical chords are have a hot wire, ground, and neutral terminals (for extra precautions). My swamp cooler motor cord has four prongs as shown here: What is ...
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 ...
0
votes
1answer
337 views

Pool pump wiring - 115v motor okay with L5-20 125V 20A Receptacle?

I have a pool pump that I recently bought used to replace a failing pump. The motor is rated for either 115v or 230v (low/hi switch) operation. My previous pump was wired with a 12 gauge line to a ...
1
vote
3answers
2k views

Can I operate a 120v 60 hz sewing machine with a 220v 50hz power supply?

I was going to buy a sewing machine from someone. It's rated 120v - 60 Hz (as written in the label), but the power system here is 220v - 50 Hz. Can I operate this machine with that power if I use step ...
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 ...
8
votes
2answers
1k views

Why are furnace/central AC blowers so inefficient?

I can buy a ceiling fan from Home Depot capable of moving 5,000 CFM of air for about $50, and it uses a mere 50-60 watts while doing it. By contrast, most furnaces seem to have blowers that operate in ...
0
votes
2answers
263 views

craftsman shop vac motor stuck on reverse

Apparently the motor itself is reversed. It I'd blowing out the top hole. I cannot find any " reverse" switch cm and I doubt it has one. It apparently got switched into reverse somehow and I need to ...
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 ...
0
votes
1answer
679 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?
5
votes
3answers
3k views

What should I do if my vacuum trips my AFCI device?

I have a vacuum that trips the AFCI device of the circuit that services my bedroom. The vacuum has some age on it, and there is some wear on the motor's commutator. This wear causes electrical ...
3
votes
1answer
479 views

Can I plug a 15A snow thrower into a 15A receptacle?

I'm planning to buy a snow thrower with a 15A motor in it. I have an outside receptacle that's rated for 15A and so is the breaker in the electrical panel. I'm wondering if this will work without ...
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 ...
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 ...
2
votes
0answers
483 views

Why would my microwave continually rotate when connected to a voltage stabilizer which is also used for a refrigerator?

When I connected my microwave oven to a voltage stabilizer which is being used for refrigerator,the microwave oven motor starts working without any functions provided.The motor keeps on rotating at ...
7
votes
2answers
933 views

Why were only some of my tools damaged when connected to a 240V receptacle?

I live in the US and recently bought a home. There are several electrical outlets in my garage. I have recently had two tools that have burned up and gone to an early grave. It turns out that the ...