Questions tagged [electric-motor]

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0
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1answer
537 views

My breaker keeps tripping

Help ,My motorized garage door opener is tripping my breaker when I use it , can I install a higher amp breaker ?
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2answers
68 views

How could I motorize my venitian blinds?

I just moved on to an appartment which have a set of 9 venitian blinds. Each come with 2 actions : a string you pull to lift the blind, and a stick you spin to spin the blades and filter more or less ...
2
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1answer
700 views

What size Generator and what voltage and amps to power a large 3 phase well pump?

I recent obtained my dads old place and since it sat for so long the generator was stolen and so was our water tank, and now I am in the process of replacing the large generator and I wanted to see ...
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1answer
702 views

wire gauge and hp of electrical motor

Short version Is there some table that tells one how much HP an electric motor is and the gauge of the wire needed to run to it??? Long story Our well went bad, losing pressure. We have been living ...
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1answer
7k views

How do I Test a Dishwasher Pump Motor

My Whirlpool WDT720PADM dishwasher stopped functioning properly last night. It will run through a full cycle, filling, draining, heating, soap door opens and steam vent opens at the end. While running,...
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1answer
106 views

Refrigerator cycles off/on, comes on fully when condenser fan is unplugged

I have a refrigerator which cycles off and on fairly rapidly, about once every two seconds. This has been occurring intermittently for some time. Today it finally failed to come on. I finally got it ...
1
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1answer
95 views

Why is large voltage drop a problem if within nameplate rating on motor?

We are in the process of trying to find out why 1/0 AL wire over 400' of length to supply a 2HP motor for a Bifold Door is being pushed so hard by door manufacturer. We have a door on order with a ...
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2answers
696 views

Does a drill press or a hammer drill have more torque?

I've recently bought this hammer drill for the purpose of getting a drill press holder. I like my tools modular. I was about to get above type of drill press, when I checked my options for an actual ...
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2answers
114 views

Can I convert ONE 3 phase connection power supply to become TWO 3 phase connections?

Currently I have a SINGLE 3 phase connection power supply. I intend to convert it from ONE 3 phase connection to TWO 3 phase connections. Is there a way to do that?
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4answers
1k views

Electric Lawnmower - Is The Problem With the Mower or the Extension Cord?

I have an electric lawnmower that's about 8 years old. I use a 100-foot extension cord with it that's probably 20 years old. While mowing the other day, I smelled a faint electrical smell. When I ...
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1answer
1k views

How much power/electricity should my central air's blower fan use?

Main Question I've already visited this similar, but different question and saw a commenter mention that about 500W seems appropriate for blower fan of an HVAC system. The past few months we've had ...
1
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0answers
44 views

Reverse motor direction not working (just stops)

So I successfully purchased and installed an Mars 10204 motor and installed it in my condenser unit outside (the previous GE motor died a horrible death after years of service). Only problem is it is ...
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2answers
181 views

How to power Sumitomo Sm Cyclo Motor?

I saw a can crusher I wanted to build in this video: https://www.youtube.com/watch?v=YLJgQUiXHV0 And so I built the attachment wheel, shaft, and can chute. Then I bought the motor off ebay here: ...
1
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1answer
436 views

Opening an electric motor

I had a pool pump motor given to us that isn't working right. When the power is switched on the shaft jerks to a fixed position, and stays there unless i give it a manual turn. Once the motor starts ...
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1answer
57 views

Ceiling Fan is very slow after 2 years operation

I have a ceiling fan which is working with very slow speed, even when the selector is set to the max (5 speed). What is the reason for that? Is the reason a damaged capacitor or any other reason? I ...
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0answers
34 views

What caused this motor to short?

These pics are from my ECM motor in my air handler. I knew the motor was my problem when it failed a phase-resistance test between the windings. The new motor passed the test and works great. I ...
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3answers
9k views

Will a fan motor run in reverse if the receptacles polarity is reversed?

Recently installed a range hood and it's not sucking up smoke very well. It's been uninstalled and checked for obstructions and none have been found. The dampers are opening and closing properly. One ...
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1answer
204 views

How long should a heat pump last before needing repairs?

We have a Goodman heatpump Model: SSZ140601 Model Desc.: 14 SEER HP, 5 TON Mfg Date: 6/3/2010 First of all, we did not register the unit so that cut our warranty in half. Two weeks ago, our ...
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1answer
41 views

Is this 110v 1hp motor reversible by swapping leads?

When wired for 115v, is this motor reversible by swapping leads? http://i.imgur.com/nX7gCxX.jpg
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1answer
56 views

Connecting Motor wiring

I'm trying to connect Live Wires (L/N/G) to this electric blind receiver and can't figure out the way to do it. Motor Has 4 Wires Blue = Neutral Black = Direction 1 (I assume UP or Down) Brown = ...
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1answer
7k 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 ...
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2answers
149 views

Adjusting speed of a kitchen range hood motor

I have a range hood in my kitchen that moves air from a 6 in pipe reduced down to a 4 in pipe. This causes air flow turbulence which makes the operation noisy and inefficient. I'm thinking that if i ...
2
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1answer
51 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 ...
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3answers
6k 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 ...
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1answer
335 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 ...
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2answers
3k 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 ...
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1answer
321 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
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1answer
1k 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 ...
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2answers
472 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 ...
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1answer
364 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 just ...
3
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1answer
2k 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
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1answer
2k 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
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1answer
3k 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 on....
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2answers
716 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 ...
1
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1answer
95 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
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1answer
2k 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
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2answers
100 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 ...
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2answers
2k 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
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1answer
282 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 ...
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2answers
4k 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 ...
1
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1answer
611 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 ...
4
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1answer
14k 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
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1answer
387 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 ...
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3answers
1k 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 ...
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1answer
628 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 ...
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2answers
1k 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
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4answers
38k 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?
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3answers
7k 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 ...
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2answers
5k 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 at ...
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2answers
3k 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 ...