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#1
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220V outlet "blown"?
I have an Amana dryer on a 220V 3-prong receptacle. I was turning the
timer dial and suddenly there was a pop! and then nothing - there is no power at the dryer - the light doesn't even come on. I checked the fuse box and rthere were no tripped breakers, but just the same I went ahead and flipped them all off and on. Still nothing. I have a volage sensor that detects voltage in 110V power cords, e.g. the washer cord - I presume it ought to sense it in a 220V cord, but don't really know if it works the same way on 220. If it does, there is no current in the dryer cord - which tells me it should be either the receptacle or the fuse. Problem is, the fuse box isn't labeled, and I don't know which fuse goes to the dryer. There are 20, 40 (2-20's) and 100 (2-50's) amp (?) fuses in there - is there a standard which would indicate to me it could be attached to the dryer receptacle? I hate to call an electrician for a simple problem, but 220V scares the crap out of me - I'm barely conversant in 110V! TIA - Laurie |
#2
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220V outlet "blown"?
Laurie wrote:
I have an Amana dryer on a 220V 3-prong receptacle. I was turning the timer dial and suddenly there was a pop! and then nothing - there is no power at the dryer - the light doesn't even come on. I checked the fuse box and rthere were no tripped breakers, but just the same I went ahead and flipped them all off and on. Still nothing. In simple terms a 240 volt 3-wire circuit consists of two 120 volt circuits with opposite polarity. The L-shaped contact is both the neutral and ground. Measuring from there to each of the hot contacts should show 120 volts, and there should be 240 volts between the hot contacts. The fuses or breakers for this outlet should somehow be ganged together. If cartridge fuses are used, typically the fuseholder has two fuses. Pull it out and check the fuses with an ohmmeter. Often, dryers are protected with two plug fuses in a separate enclosure with a big on-off lever on the outside. |
#3
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220V outlet "blown"?
Bob wrote:
Laurie wrote: I have an Amana dryer on a 220V 3-prong receptacle. I was turning the timer dial and suddenly there was a pop! and then nothing - there is no power at the dryer - the light doesn't even come on. I checked the fuse box and rthere were no tripped breakers, but just the same I went ahead and flipped them all off and on. Still nothing. In simple terms a 240 volt 3-wire circuit consists of two 120 volt circuits with opposite polarity. The L-shaped contact is both the neutral and ground. Measuring from there to each of the hot contacts should show 120 volts, and there should be 240 volts between the hot contacts. Great - that makes sense and is helpful. I will check to see what it shows. The fuses or breakers for this outlet should somehow be ganged together. If cartridge fuses are used, typically the fuseholder has two fuses. Pull it out and check the fuses with an ohmmeter. Often, dryers are protected with two plug fuses in a separate enclosure with a big on-off lever on the outside. I used the term fuse when I should have said breaker - sorry. Toller said it should be a 30a - don't have one of those, just 20's, 2-20's together (is "ganged" the right word?) and then 50's and 2-50's. I appreciate the help. I was looking for something separate in the garage that might control the dryer circuit, but didn't see anything. |
#4
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220V outlet "blown"?
On Mon, 25 Jun 2007 00:53:42 GMT, "Laurie"
wrote: Bob wrote: Laurie wrote: I have an Amana dryer on a 220V 3-prong receptacle. I was turning the timer dial and suddenly there was a pop! and then nothing - there is no power at the dryer - the light doesn't even come on. I checked the fuse box and rthere were no tripped breakers, but just the same I went ahead and flipped them all off and on. Still nothing. In simple terms a 240 volt 3-wire circuit consists of two 120 volt circuits with opposite polarity. The L-shaped contact is both the neutral and ground. Measuring from there to each of the hot contacts should show 120 volts, and there should be 240 volts between the hot contacts. Great - that makes sense and is helpful. I will check to see what it shows. The fuses or breakers for this outlet should somehow be ganged together. If cartridge fuses are used, typically the fuseholder has two fuses. Pull it out and check the fuses with an ohmmeter. Often, dryers are protected with two plug fuses in a separate enclosure with a big on-off lever on the outside. I used the term fuse when I should have said breaker - sorry. Toller said it should be a 30a - don't have one of those, just 20's, 2-20's together (is "ganged" the right word?) and then 50's and 2-50's. I appreciate the help. I was looking for something separate in the garage that might control the dryer circuit, but didn't see anything. If all the breakers are on, it sounds like the problem is in your dryer. Call an appliance repairman. You can make sure with a voltage tester first. |
#5
Posted to alt.home.repair
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220V outlet "blown"?
Terry wrote:
On Mon, 25 Jun 2007 00:53:42 GMT, "Laurie" wrote: Bob wrote: Laurie wrote: I have an Amana dryer on a 220V 3-prong receptacle. I was turning the timer dial and suddenly there was a pop! and then nothing - there is no power at the dryer - the light doesn't even come on. I checked the fuse box and rthere were no tripped breakers, but just the same I went ahead and flipped them all off and on. Still nothing. In simple terms a 240 volt 3-wire circuit consists of two 120 volt circuits with opposite polarity. The L-shaped contact is both the neutral and ground. Measuring from there to each of the hot contacts should show 120 volts, and there should be 240 volts between the hot contacts. Great - that makes sense and is helpful. I will check to see what it shows. The fuses or breakers for this outlet should somehow be ganged together. If cartridge fuses are used, typically the fuseholder has two fuses. Pull it out and check the fuses with an ohmmeter. Often, dryers are protected with two plug fuses in a separate enclosure with a big on-off lever on the outside. I used the term fuse when I should have said breaker - sorry. Toller said it should be a 30a - don't have one of those, just 20's, 2-20's together (is "ganged" the right word?) and then 50's and 2-50's. I appreciate the help. I was looking for something separate in the garage that might control the dryer circuit, but didn't see anything. If all the breakers are on, it sounds like the problem is in your dryer. Call an appliance repairman. You can make sure with a voltage tester first. Hi, When a breaker trips, it is not easy to find it. Usually the breaker handle is sitting in between on and off position. You reset it by turning it of and back to on. I'd find a correct breaker, reset it, and try the dryer again. If breaker trips again, most likely the problem is with the dryer. Calling an electrician of appliance repair tech, you have 50-50 chance being right. Eh=ither one can tell you if the problem belongs to the other. Do you have a multimeter? Good luck. |
#6
Posted to alt.home.repair
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220V outlet "blown"?
Terry wrote:
On Mon, 25 Jun 2007 00:53:42 GMT, "Laurie" wrote: Bob wrote: Laurie wrote: I have an Amana dryer on a 220V 3-prong receptacle. I was turning the timer dial and suddenly there was a pop! and then nothing - there is no power at the dryer - the light doesn't even come on. I checked the fuse box and rthere were no tripped breakers, but just the same I went ahead and flipped them all off and on. Still nothing. In simple terms a 240 volt 3-wire circuit consists of two 120 volt circuits with opposite polarity. The L-shaped contact is both the neutral and ground. Measuring from there to each of the hot contacts should show 120 volts, and there should be 240 volts between the hot contacts. Great - that makes sense and is helpful. I will check to see what it shows. The fuses or breakers for this outlet should somehow be ganged together. If cartridge fuses are used, typically the fuseholder has two fuses. Pull it out and check the fuses with an ohmmeter. Often, dryers are protected with two plug fuses in a separate enclosure with a big on-off lever on the outside. I used the term fuse when I should have said breaker - sorry. Toller said it should be a 30a - don't have one of those, just 20's, 2-20's together (is "ganged" the right word?) and then 50's and 2-50's. I appreciate the help. I was looking for something separate in the garage that might control the dryer circuit, but didn't see anything. If all the breakers are on, it sounds like the problem is in your dryer. Call an appliance repairman. You can make sure with a voltage tester first. I have one, just reading the directions on how to use it. :-) Thanks - bottom line, that's what I was trying to decide - appliance repair vs. electrician and now I feel confident enough to test the receptacle to see if it's working or not - and then call the one or the other depending on how it turns out! |
#7
Posted to alt.home.repair
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220V outlet "blown"?
Tony Hwang wrote:
Terry wrote: On Mon, 25 Jun 2007 00:53:42 GMT, "Laurie" wrote: Bob wrote: Laurie wrote: I have an Amana dryer on a 220V 3-prong receptacle. I was turning the timer dial and suddenly there was a pop! and then nothing - there is no power at the dryer - the light doesn't even come on. I checked the fuse box and rthere were no tripped breakers, but just the same I went ahead and flipped them all off and on. Still nothing. In simple terms a 240 volt 3-wire circuit consists of two 120 volt circuits with opposite polarity. The L-shaped contact is both the neutral and ground. Measuring from there to each of the hot contacts should show 120 volts, and there should be 240 volts between the hot contacts. Great - that makes sense and is helpful. I will check to see what it shows. The fuses or breakers for this outlet should somehow be ganged together. If cartridge fuses are used, typically the fuseholder has two fuses. Pull it out and check the fuses with an ohmmeter. Often, dryers are protected with two plug fuses in a separate enclosure with a big on-off lever on the outside. I used the term fuse when I should have said breaker - sorry. Toller said it should be a 30a - don't have one of those, just 20's, 2-20's together (is "ganged" the right word?) and then 50's and 2-50's. I appreciate the help. I was looking for something separate in the garage that might control the dryer circuit, but didn't see anything. If all the breakers are on, it sounds like the problem is in your dryer. Call an appliance repairman. You can make sure with a voltage tester first. Hi, When a breaker trips, it is not easy to find it. Usually the breaker handle is sitting in between on and off position. You reset it by turning it of and back to on. I'd find a correct breaker, reset it, and try the dryer again. If breaker trips again, most likely the problem is with the dryer. Calling an electrician of appliance repair tech, you have 50-50 chance being right. Eh=ither one can tell you if the problem belongs to the other. Do you have a multimeter? Good luck. LOL - I was just trying to improve my odds of calling the right one first! I flipped all the breakers already and the dryer didn't come back on, so I'm thinking it's not the dryer (unless it's the pigtail which an Amana guy on an appliance group told me it is possible the pigtail can go out, although it's not common) I actually DO have a multimeter! I bought a nice little Greenlee kit when I bought this house for basic electrical - I just wasn't anxious to stick the leasds into anything OTHER than a basic electrical outlet! I'm reading the manual on it now - but I'm pretty sure I'm going with the electrician first from what I've gathered here. Thanks for the info! |
#8
Posted to alt.home.repair
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220V outlet "blown"?
On Jun 24, 9:48 pm, "Laurie" wrote:
Terry wrote: On Mon, 25 Jun 2007 00:53:42 GMT, "Laurie" wrote: Bob wrote: Laurie wrote: I have an Amana dryer on a 220V 3-prong receptacle. I was turning the timer dial and suddenly there was a pop! and then nothing - there is no power at the dryer - the light doesn't even come on. I checked the fuse box and rthere were no tripped breakers, but just the same I went ahead and flipped them all off and on. Still nothing. In simple terms a 240 volt 3-wire circuit consists of two 120 volt circuits with opposite polarity. The L-shaped contact is both the neutral and ground. Measuring from there to each of the hot contacts should show 120 volts, and there should be 240 volts between the hot contacts. Great - that makes sense and is helpful. I will check to see what it shows. The fuses or breakers for this outlet should somehow be ganged together. If cartridge fuses are used, typically the fuseholder has two fuses. Pull it out and check the fuses with an ohmmeter. Often, dryers are protected with two plug fuses in a separate enclosure with a big on-off lever on the outside. I used the term fuse when I should have said breaker - sorry. Toller said it should be a 30a - don't have one of those, just 20's, 2-20's together (is "ganged" the right word?) and then 50's and 2-50's. I appreciate the help. I was looking for something separate in the garage that might control the dryer circuit, but didn't see anything. If all the breakers are on, it sounds like the problem is in your dryer. Call an appliance repairman. You can make sure with a voltage tester first. I have one, just reading the directions on how to use it. :-) Thanks - bottom line, that's what I was trying to decide - appliance repair vs. electrician and now I feel confident enough to test the receptacle to see if it's working or not - and then call the one or the other depending on how it turns out! Take your tester and try it on a regular receptacle. Put the tester on AC Volts using the highest setting you have. You should get 120V. When you test the dryer outlet it should be 240V. If you have 240V then you should call a repairman. If you don't have 240V then call an electrician. |
#9
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220V outlet "blown"?
Terry wrote:
On Jun 24, 9:48 pm, "Laurie" wrote: Terry wrote: On Mon, 25 Jun 2007 00:53:42 GMT, "Laurie" wrote: Bob wrote: Laurie wrote: I have an Amana dryer on a 220V 3-prong receptacle. I was turning the timer dial and suddenly there was a pop! and then nothing - there is no power at the dryer - the light doesn't even come on. I checked the fuse box and rthere were no tripped breakers, but just the same I went ahead and flipped them all off and on. Still nothing. In simple terms a 240 volt 3-wire circuit consists of two 120 volt circuits with opposite polarity. The L-shaped contact is both the neutral and ground. Measuring from there to each of the hot contacts should show 120 volts, and there should be 240 volts between the hot contacts. Great - that makes sense and is helpful. I will check to see what it shows. The fuses or breakers for this outlet should somehow be ganged together. If cartridge fuses are used, typically the fuseholder has two fuses. Pull it out and check the fuses with an ohmmeter. Often, dryers are protected with two plug fuses in a separate enclosure with a big on-off lever on the outside. I used the term fuse when I should have said breaker - sorry. Toller said it should be a 30a - don't have one of those, just 20's, 2-20's together (is "ganged" the right word?) and then 50's and 2-50's. I appreciate the help. I was looking for something separate in the garage that might control the dryer circuit, but didn't see anything. If all the breakers are on, it sounds like the problem is in your dryer. Call an appliance repairman. You can make sure with a voltage tester first. I have one, just reading the directions on how to use it. :-) Thanks - bottom line, that's what I was trying to decide - appliance repair vs. electrician and now I feel confident enough to test the receptacle to see if it's working or not - and then call the one or the other depending on how it turns out! Take your tester and try it on a regular receptacle. Put the tester on AC Volts using the highest setting you have. You should get 120V. When you test the dryer outlet it should be 240V. If you have 240V then you should call a repairman. If you don't have 240V then call an electrician. The multimeter went up to 400V, so I did test a regular outlet first to be sure I was using the multimeter correctly - and I got 119.6 - so I was confident it was working and accurate. I got nothing at the 240V outlet - the leads are pretty short though, so I'm not 100% sure I made contact, but I'm convinced enough to go ahead and call the electrician first. Thanks to all for the assistance and education! |
#10
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220V outlet "blown"?
On Sun, 24 Jun 2007 16:50:35 -0700, Laurie
wrote: I have an Amana dryer on a 220V 3-prong receptacle. I was turning the timer dial and suddenly there was a pop! and then nothing - there is no power at the dryer - the light doesn't even come on. I checked the fuse box and rthere were no tripped breakers, but just the same I went ahead and flipped them all off and on. Still nothing. I have a volage sensor that detects voltage in 110V power cords, e.g. In this line you refer to voltage, twice. the washer cord - I presume it ought to sense it in a 220V cord, but don't really know if it works the same way on 220. If it does, there is no current in the dryer cord - which tells me it should be either In this line, you refer to current. Which one do you mean? the receptacle or the fuse. Which one is the sensor supposed to sense? There are different kinds of sensors. Did you know that you can have voltage without current? You still don't know if the problem is in the dryer, the breaker, or the wiring. Do you have a voltmeter or a multimeter with an AC voltage range of 250 volts or more? Can you unplug the dryer? Can you move the dryer and then, without touching anything metal, unplug the dryer and put the 2 meter probes into the slots of the dryer receptacle and see if any pair of two slots shows 220 to 240 volts AC? If you get 220, then you know there is a problem in the dryer. If you get 220 nowhere, then put the two probes into the two slots of a 110 receptacle and see if the meter reads 110. If it does, then you know that you don't have 220 coming from the wall. If it doesn't, you have a bad meter or it is not set by you to measure 220V AC. Problem is, the fuse box isn't labeled, and I don't know which fuse goes to the dryer. There are 20, 40 (2-20's) and 100 (2-50's) amp (?) You have two 20's, but you don't have a 40. First because no one would call two 20's on the same circuit a 40, and second because it will trip if you go over 20 amps. The same 20 amps goes through both breakers. fuses in there - is there a standard which would indicate to me it could be attached to the dryer receptacle? Because all the full size dryers are 220, it's one of the doubles. I hate to call an electrician for a simple problem, but 220V scares the crap out of me - I'm barely conversant in 110V! It seems here like you do want to fix it yourself. TIA - Laurie Meat Plow wrote: Call an electrician before you kill yourself. You wrote: Have a problem with women do we? I'm not an idiot, but thanks for your profound advice. He said nothing about women. You're new here, aren't you? How do you know he doesn't treat everyone this way? Plus you started it when you said that 220v scares the crap out of you, plus the mistakes you made in the description of the problem. I don't mind feminism or whatever, but crying anti-woman for no good reason discredits feminisim or whatever, and it's like crying wolf. When there is a real femininist or whatever issue, no one will take you seriously. Why did you play the gender card for no reason? |
#11
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220V outlet "blown"?
On Mon, 25 Jun 2007 01:48:26 GMT, "Laurie"
wrote: Terry wrote: On Mon, 25 Jun 2007 00:53:42 GMT, "Laurie" wrote: Bob wrote: Laurie wrote: I have an Amana dryer on a 220V 3-prong receptacle. I was turning the timer dial and suddenly there was a pop! and then nothing - there is no power at the dryer - the light doesn't even come on. I checked the fuse box and rthere were no tripped breakers, but just the same I went ahead and flipped them all off and on. Still nothing. In simple terms a 240 volt 3-wire circuit consists of two 120 volt circuits with opposite polarity. The L-shaped contact is both the neutral and ground. Measuring from there to each of the hot contacts should show 120 volts, and there should be 240 volts between the hot contacts. Great - that makes sense and is helpful. I will check to see what it shows. The fuses or breakers for this outlet should somehow be ganged together. If cartridge fuses are used, typically the fuseholder has two fuses. Pull it out and check the fuses with an ohmmeter. Often, dryers are protected with two plug fuses in a separate enclosure with a big on-off lever on the outside. I used the term fuse when I should have said breaker - sorry. Toller said it should be a 30a - don't have one of those, just 20's, 2-20's together (is "ganged" the right word?) and then 50's and 2-50's. I appreciate the help. I was looking for something separate in the garage that might control the dryer circuit, but didn't see anything. If all the breakers are on, it sounds like the problem is in your dryer. Call an appliance repairman. You can make sure with a voltage tester first. I have one, just reading the directions on how to use it. :-) Thanks - bottom line, that's what I was trying to decide - appliance repair vs. electrician and now I feel confident enough to test the receptacle to see if it's working or not - and then call the one or the other depending on how it turns out! Sounds as though the drive belt broke on your dryer, this will release a switch and you will get those symtoms. You should have a small access panel on the rear that when removed will alow you to see the works. Jesse |
#12
Posted to alt.home.repair
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220V outlet "blown"?
Meat Plow wrote:
On Mon, 25 Jun 2007 02:43:38 +0000, Laurie wrote: SNIP I'm convinced enough to go ahead and call the electrician first. HAHAHAHAHAHAHAH!!!!!!!!!! After all your insults to me you finally saw the light. It was never about if I should call someone, it was who I should call. Now I feel as though I'm making a more educated decision rather than just blindly following your advice, however right it may (or may not) be. I prefer to use usenet to exchange information, educating and learning as I go. You obviously use it for something else. |
#13
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220V outlet "blown"?
Jesse wrote:
On Mon, 25 Jun 2007 01:48:26 GMT, "Laurie" wrote: Terry wrote: On Mon, 25 Jun 2007 00:53:42 GMT, "Laurie" wrote: Bob wrote: Laurie wrote: I have an Amana dryer on a 220V 3-prong receptacle. I was turning the timer dial and suddenly there was a pop! and then nothing - there is no power at the dryer - the light doesn't even come on. I checked the fuse box and rthere were no tripped breakers, but just the same I went ahead and flipped them all off and on. Still nothing. In simple terms a 240 volt 3-wire circuit consists of two 120 volt circuits with opposite polarity. The L-shaped contact is both the neutral and ground. Measuring from there to each of the hot contacts should show 120 volts, and there should be 240 volts between the hot contacts. Great - that makes sense and is helpful. I will check to see what it shows. The fuses or breakers for this outlet should somehow be ganged together. If cartridge fuses are used, typically the fuseholder has two fuses. Pull it out and check the fuses with an ohmmeter. Often, dryers are protected with two plug fuses in a separate enclosure with a big on-off lever on the outside. I used the term fuse when I should have said breaker - sorry. Toller said it should be a 30a - don't have one of those, just 20's, 2-20's together (is "ganged" the right word?) and then 50's and 2-50's. I appreciate the help. I was looking for something separate in the garage that might control the dryer circuit, but didn't see anything. If all the breakers are on, it sounds like the problem is in your dryer. Call an appliance repairman. You can make sure with a voltage tester first. I have one, just reading the directions on how to use it. :-) Thanks - bottom line, that's what I was trying to decide - appliance repair vs. electrician and now I feel confident enough to test the receptacle to see if it's working or not - and then call the one or the other depending on how it turns out! Sounds as though the drive belt broke on your dryer, this will release a switch and you will get those symtoms. You should have a small access panel on the rear that when removed will alow you to see the works. Jesse Thanks Jesse - I'm sure I have the booklet for the dryer around somewhere or can find it online. I'll look into that drive belt! |
#14
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220V outlet "blown"?
mm wrote:
On Sun, 24 Jun 2007 16:50:35 -0700, Laurie wrote: I have an Amana dryer on a 220V 3-prong receptacle. I was turning the timer dial and suddenly there was a pop! and then nothing - there is no power at the dryer - the light doesn't even come on. I checked the fuse box and rthere were no tripped breakers, but just the same I went ahead and flipped them all off and on. Still nothing. I have a volage sensor that detects voltage in 110V power cords, e.g. In this line you refer to voltage, twice. the washer cord - I presume it ought to sense it in a 220V cord, but don't really know if it works the same way on 220. If it does, there is no current in the dryer cord - which tells me it should be either In this line, you refer to current. Which one do you mean? the receptacle or the fuse. Which one is the sensor supposed to sense? There are different kinds of sensors. It is a voltage sensor. Did you know that you can have voltage without current? Apparently not! ;-) You still don't know if the problem is in the dryer, the breaker, or the wiring. Rats. Just when I was thinking I was moving ahead here... Do you have a voltmeter or a multimeter with an AC voltage range of 250 volts or more? Can you unplug the dryer? Can you move the dryer and then, without touching anything metal, unplug the dryer and put the 2 meter probes into the slots of the dryer receptacle and see if any pair of two slots shows 220 to 240 volts AC? Yes, it was a multimeter with a 400v range - see my post to Terry at 9:34 - that was exactly what I did (and thank you for the very elementary explanation - when I'm learning something new that there's nothing at all wrong with as many single syllable words as possible in the explanation! :-)) If you get 220, then you know there is a problem in the dryer. If you get 220 nowhere, then put the two probes into the two slots of a 110 receptacle and see if the meter reads 110. If it does, then you know that you don't have 220 coming from the wall. If it doesn't, you have a bad meter or it is not set by you to measure 220V AC. Problem is, the fuse box isn't labeled, and I don't know which fuse goes to the dryer. There are 20, 40 (2-20's) and 100 (2-50's) amp (?) You have two 20's, but you don't have a 40. First because no one would call two 20's on the same circuit a 40, and second because it will trip if you go over 20 amps. The same 20 amps goes through both breakers. OK - thanks - I'm learning as I go, which would be why I put the question mark to indicate my uncertainty. That would be a whole 'nother thread if I asked why use two 20 amp breakers if the same 20 amps goes through both! :-) fuses in there - is there a standard which would indicate to me it could be attached to the dryer receptacle? Because all the full size dryers are 220, it's one of the doubles. That's kind of what I figured... I hate to call an electrician for a simple problem, but 220V scares the crap out of me - I'm barely conversant in 110V! It seems here like you do want to fix it yourself. I was trying to decide if I wanted to call an electrician or if it was on the dryer side (might have tried to fix a dryer problem if I had some idea where to start). TIA - Laurie Meat Plow wrote: Call an electrician before you kill yourself. You wrote: Have a problem with women do we? I'm not an idiot, but thanks for your profound advice. He said nothing about women. You're new here, aren't you? How do you know he doesn't treat everyone this way? I am new here, but no usenet newbie, and I did look through history to see who he replied to and how. His posts appeared to be generally terse but respectful, occasionally informative, unlike his response to me. Plus you started it when you said that 220v scares the crap out of you, plus the mistakes you made in the description of the problem. I don't mind feminism or whatever, but crying anti-woman for no good reason discredits feminisim or whatever, and it's like crying wolf. When there is a real femininist or whatever issue, no one will take you seriously. Why did you play the gender card for no reason? I rarely use the gender card. I have no problem declaring my ignorance in things electrical but lately have been learning some basics for a few repairs such as replacing light fixtures, outlets and switches without having to call in an electrician. That was why I came here - to ask for new information, which I received. Ignorance in posting cries out for education, which you and others went ahead and provided and I appreciate. I felt there was sufficient indication to play the gender card as IMO it seemed the most logical explanation for the reply. |
#15
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220V outlet "blown"?
Laurie wrote:
Terry wrote: On Jun 24, 9:48 pm, "Laurie" wrote: Terry wrote: On Mon, 25 Jun 2007 00:53:42 GMT, "Laurie" wrote: Bob wrote: Laurie wrote: I have an Amana dryer on a 220V 3-prong receptacle. I was turning the timer dial and suddenly there was a pop! and then nothing - there is no power at the dryer - the light doesn't even come on. I checked the fuse box and rthere were no tripped breakers, but just the same I went ahead and flipped them all off and on. Still nothing. In simple terms a 240 volt 3-wire circuit consists of two 120 volt circuits with opposite polarity. The L-shaped contact is both the neutral and ground. Measuring from there to each of the hot contacts should show 120 volts, and there should be 240 volts between the hot contacts. Great - that makes sense and is helpful. I will check to see what it shows. The fuses or breakers for this outlet should somehow be ganged together. If cartridge fuses are used, typically the fuseholder has two fuses. Pull it out and check the fuses with an ohmmeter. Often, dryers are protected with two plug fuses in a separate enclosure with a big on-off lever on the outside. I used the term fuse when I should have said breaker - sorry. Toller said it should be a 30a - don't have one of those, just 20's, 2-20's together (is "ganged" the right word?) and then 50's and 2-50's. I appreciate the help. I was looking for something separate in the garage that might control the dryer circuit, but didn't see anything. If all the breakers are on, it sounds like the problem is in your dryer. Call an appliance repairman. You can make sure with a voltage tester first. I have one, just reading the directions on how to use it. :-) Thanks - bottom line, that's what I was trying to decide - appliance repair vs. electrician and now I feel confident enough to test the receptacle to see if it's working or not - and then call the one or the other depending on how it turns out! Take your tester and try it on a regular receptacle. Put the tester on AC Volts using the highest setting you have. You should get 120V. When you test the dryer outlet it should be 240V. If you have 240V then you should call a repairman. If you don't have 240V then call an electrician. The multimeter went up to 400V, so I did test a regular outlet first to be sure I was using the multimeter correctly - and I got 119.6 - so I was confident it was working and accurate. I got nothing at the 240V outlet - the leads are pretty short though, so I'm not 100% sure I made contact, but I'm convinced enough to go ahead and call the electrician first. You are doing fine. You may be right that the probes don't reach the contacts in the outlet. But you also used a voltage tester. If the voltage tester detects on the cord of another piece of equipment (it works), but not on the dryer cord, the circuit is probably dead. Sometimes you have to push a circuit breaker handle fairly hard to the off position to reset it. The question remains what produced the "pop" and why the circuit is dead (if it is dead). -- bud-- |
#16
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220V outlet "blown"?
On Mon, 25 Jun 2007 13:48:41 GMT, "Laurie"
wrote: Yes, it was a multimeter with a 400v range - see my post to Terry at 9:34 - I saw that later. That might even have been before I posted, but like most people, I retrieve usenet posts in batch, so that it can be a while after retrieving before I read a post, and longer to repply, during which there are new posts I ahven't retrieved yet.I can be finishing a post that was exactly what I did (and thank you for the very elementary explanation - when I'm learning something new that there's nothing at all wrong with as many single syllable words as possible in the explanation! :-)) You wrote: Have a problem with women do we? I'm not an idiot, but thanks for your profound advice. He said nothing about women. You're new here, aren't you? How do you know he doesn't treat everyone this way? I am new here, but no usenet newbie, and I did look through history to see who he replied to and how. His posts appeared to be generally terse but respectful, occasionally informative, unlike his response to me. Not always repsectful. I even had him plonked for a few weeks. (The only one I can remember unplonking.) Plus you started it when you said that 220v scares the crap out of you, plus the mistakes you made in the description of the problem. I don't mind feminism or whatever, but crying anti-woman for no good reason discredits feminisim or whatever, and it's like crying wolf. When there is a real femininist or whatever issue, no one will take you seriously. Why did you play the gender card for no reason? I rarely use the gender card. I have no problem declaring my ignorance in things electrical but lately have been learning some basics for a few repairs such as replacing light fixtures, outlets and switches without having to call in an electrician. That was why I came here - to ask for new information, which I received. Ignorance in posting cries out for education, which you and others went ahead and provided and I appreciate. I felt there was sufficient indication to play the gender card as IMO it seemed the most logical explanation for the reply. Nope. He said nothing about women. And there are lots of people here who tell people to call electricians, often rudely, male or female. It depends on a lot of things, including how they ask the questions. Even if perchance you were right, it looks like you weren't. |
#17
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220V outlet "blown"?
"Laurie" writes:
mm wrote: You have two 20's, but you don't have a 40. First because no one would call two 20's on the same circuit a 40, and second because it will trip if you go over 20 amps. The same 20 amps goes through both breakers. OK - thanks - I'm learning as I go, which would be why I put the question mark to indicate my uncertainty. That would be a whole 'nother thread if I asked why use two 20 amp breakers if the same 20 amps goes through both! :-) That's actually a pretty subtle side effect of the way that North American single-phase circuits are wired. On a 120 V circuit, you have "hot" and "neutral" wires. The difference between these is that the "neutral" one is connected to ground at some point, and will be at the same voltage as ground when no current is flowing. The current in the "hot" wire is monitored by the circuit breaker, and if it trips, then there should be no voltage present in the circuit at all. So a single breaker is enough. In Europe, electricity is supplied as 220-240V with two wires (not counting ground), and one end of the transformer secondary is connected to ground. So again there are "hot" and "neutral" wires to each load, and only a single-pole circuit breaker is needed to protect each circuit in their 240 V system. But North America doesn't do this. We use 120 V for small appliances and 240 V for large ones, and in order to supply both voltages the transformer on the pole is center-tapped. There is 240 V across the whole winding, and 120 V from either end to the centre. For reasons that have to do with both safety and reducing the amount of copper needed, the *centre* of the transformer is grounded, and your house is supplied with two "hot" wires plus a neutral. Each hot is 120 V to neutral, but there is 240 V between the two hot wires. Your dryer may be a pure 240 V type, in which case it uses the 240 V connection (hot to hot) only, without using neutral at all. In that case, exactly the same current flows through both sides of your dual breaker, and you really need only one side to protect against excess current drawn in the load. However, that's not the only way to get excess current - you could have a short circuit. Since both "hot" wires are at 120 V to neutral and ground, you can get a short circuit from either hot to ground/neutral. If only one hot wire was protected by a breaker, you would have no protection against shorts from the other side to ground. You really need two circuit breakers to protect two hot wires. In addition, the two breakers are connected so what when one trips, the other one shuts off as well. This is for safety - to ensure that there is no voltage present at all when there is a tripped breaker. Shutting off just one side would not be safe. Dave |
#18
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220V outlet "blown"?
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#19
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220V outlet "blown"?
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#20
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220V outlet "blown"?
Dave Martindale wrote:
"Laurie" writes: mm wrote: You have two 20's, but you don't have a 40. First because no one would call two 20's on the same circuit a 40, and second because it will trip if you go over 20 amps. The same 20 amps goes through both breakers. OK - thanks - I'm learning as I go, which would be why I put the question mark to indicate my uncertainty. That would be a whole 'nother thread if I asked why use two 20 amp breakers if the same 20 amps goes through both! :-) That's actually a pretty subtle side effect of the way that North American single-phase circuits are wired. On a 120 V circuit, you have "hot" and "neutral" wires. The difference between these is that the "neutral" one is connected to ground at some point, and will be at the same voltage as ground when no current is flowing. The current in the "hot" wire is monitored by the circuit breaker, and if it trips, then there should be no voltage present in the circuit at all. So a single breaker is enough. In Europe, electricity is supplied as 220-240V with two wires (not counting ground), and one end of the transformer secondary is connected to ground. So again there are "hot" and "neutral" wires to each load, and only a single-pole circuit breaker is needed to protect each circuit in their 240 V system. But North America doesn't do this. We use 120 V for small appliances and 240 V for large ones, and in order to supply both voltages the transformer on the pole is center-tapped. There is 240 V across the whole winding, and 120 V from either end to the centre. For reasons that have to do with both safety and reducing the amount of copper needed, the *centre* of the transformer is grounded, and your house is supplied with two "hot" wires plus a neutral. Each hot is 120 V to neutral, but there is 240 V between the two hot wires. Your dryer may be a pure 240 V type, in which case it uses the 240 V connection (hot to hot) only, without using neutral at all. In that case, exactly the same current flows through both sides of your dual breaker, and you really need only one side to protect against excess current drawn in the load. However, that's not the only way to get excess current - you could have a short circuit. Since both "hot" wires are at 120 V to neutral and ground, you can get a short circuit from either hot to ground/neutral. If only one hot wire was protected by a breaker, you would have no protection against shorts from the other side to ground. You really need two circuit breakers to protect two hot wires. In addition, the two breakers are connected so what when one trips, the other one shuts off as well. This is for safety - to ensure that there is no voltage present at all when there is a tripped breaker. Shutting off just one side would not be safe. Dave Thanks Dave - LOTS of good info in there that I'm sure answers my question - but I'm going to have to get out my "idiots guide to electricity" and refer to it as I read! ;-) Seriously though, I get the general drift of it and really appreciate the explanation, which I am going to print out and think on! |
#21
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220V outlet "blown"?
mm wrote:
On Mon, 25 Jun 2007 13:48:41 GMT, "Laurie" wrote: Yes, it was a multimeter with a 400v range - see my post to Terry at 9:34 - I saw that later. That might even have been before I posted, but like most people, I retrieve usenet posts in batch, so that it can be a while after retrieving before I read a post, and longer to repply, during which there are new posts I ahven't retrieved yet.I can be finishing a post I didn't think of that - I wasn't trying to be ugly - just figured you might have looked past that one depending on how you viewed messages. :-) But good point! that was exactly what I did (and thank you for the very elementary explanation - when I'm learning something new that there's nothing at all wrong with as many single syllable words as possible in the explanation! :-)) You wrote: Have a problem with women do we? I'm not an idiot, but thanks for your profound advice. He said nothing about women. You're new here, aren't you? How do you know he doesn't treat everyone this way? I am new here, but no usenet newbie, and I did look through history to see who he replied to and how. His posts appeared to be generally terse but respectful, occasionally informative, unlike his response to me. Not always repsectful. I even had him plonked for a few weeks. (The only one I can remember unplonking.) *g* well, admittedly, I didn't go back all that far - this is a very active group, which is pretty cool. In any case - unblocking someone takes a lot more than to block them in the first place, so that says something... Plus you started it when you said that 220v scares the crap out of you, plus the mistakes you made in the description of the problem. I don't mind feminism or whatever, but crying anti-woman for no good reason discredits feminisim or whatever, and it's like crying wolf. When there is a real femininist or whatever issue, no one will take you seriously. Why did you play the gender card for no reason? I rarely use the gender card. I have no problem declaring my ignorance in things electrical but lately have been learning some basics for a few repairs such as replacing light fixtures, outlets and switches without having to call in an electrician. That was why I came here - to ask for new information, which I received. Ignorance in posting cries out for education, which you and others went ahead and provided and I appreciate. I felt there was sufficient indication to play the gender card as IMO it seemed the most logical explanation for the reply. Nope. He said nothing about women. And there are lots of people here who tell people to call electricians, often rudely, male or female. It depends on a lot of things, including how they ask the questions. Even if perchance you were right, it looks like you weren't. Well, most gender-biased individuals don't outright state it, and there's really no way to know for sure. However, if I was wrong and Meat Plow *doesn't* carry a gender bias, I apologize (he and the regulars here would know) and change my original reply to his post to "thank you for your opinion". ;-) |
#22
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220V outlet "blown"?
Bud-- wrote:
You are doing fine. You may be right that the probes don't reach the contacts in the outlet. But you also used a voltage tester. If the voltage tester detects on the cord of another piece of equipment (it works), but not on the dryer cord, the circuit is probably dead. Sometimes you have to push a circuit breaker handle fairly hard to the off position to reset it. The question remains what produced the "pop" and why the circuit is dead (if it is dead). Thanks - I'm just jazzed to have, with help, figured out how to use some of these things to troubleshoot the problem a bit! After all this I'm really looking forward to the electrician coming out and (I hope) solving a few mysteries. I really hope the dryer is still okay - I LOVE this dryer and while it IS about 8 years old, it was designated "commercial grade" and aside from a drum problem I had someone out for about 3 years ago, it's been great - I figured it had several more years left. We'll see! |
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