It may be # 12 wire and if it is.......it's wrong. If this is a 240V heater, you will turn off a double-pole circuit breaker. Our hot water stopped working in our mobile home, so I went to check it out and saw black fire marks under a panel. The other is a red wire that leads somewhere into the water heater. A water heater must be completely full of water before electric power is applied or the upper heating element will burn out (this is called Dry Fire). Find step by step project details here: http://low.es/1PjmztX. Interior painting - paint stores worth it over big box store paint? Pull harder? The average service life of a water heater is between 8 to 12 years. Removal/replacement/installation has been quoted by numerous independent companies, starting at $1490 and going all the way up to $3200. It is a two-pole 30 Amp. element may have burned out because the tank was not completely full when the electricity was turned on. If this is a 120V heater, you will turn off a single-pole circuit breaker. now the washer was EASILY 25 feet from where I was and there was just a bit of lestoil, but the odor was OUT OF PLACE and carried. The wire connecting the thermostat to the immersion heater was burned as on the attached picture. Furd is right. There are three types. Do as others have suggested and check the wiring. Run 10 AWG wire from your electric panel to heater. I cut … Electric Quick Guide To Hot Water – Water Heaters | Gas … The ground wire must be connected to the water heater’s green ground screw.Replace the insulation, plastic protectors, and the upper and lower access panels. Should be at least 10 GA. The original factory installed wiring probably has a higher temperature rated insulation than premises wiring would have as well. It's the A-6 thermostat. We welcome your comments and Water heater elements must never operate unless immersed in water. Anything smaller like 12 or god forbid 14 GA could cause the wire to overheat and melt the insulation. We have a maytag 1200 series 50gal ELECTRIC hot water heater. The most common problem causing burned wiring is the screw terminal was loose where the wire attached. You can understand why these simple diagnostic observations usually work on residential electric water heaters by looking at Carson Dunlop Associates' sketch at left. Either way, this creates a very high resistance connection that can create a LOT of heat under load, and an 8' heater is a … I have a 3 year old Kenmore electric water heater. Wire needs two conductors for the 240 volts and a ground. It appears to me that the Black wire got hot first, and laying up against the Red, it started to burn through it, it melted a 1/8" hole in the Red insulation, and then threw the breaker, IMO. If your heater is reaching old age, it might be time to consider a water heater replacement.. I sent a similar request to Rheem, but they never answered. I did have this problem about two months ago when it appeared that the red and black wire touched each other . After opening it up, we discovered the RED wire on the bottom element WAS burning !! In the back of all receptacles are terminals in which wires should be anchored so they stay in place. Do this at the breaker panel, too. The wires that made contact are the UPPER HI-TEMP LIMIT SWITCH BLACK WIRE, and it burnt through the RED line to the right. If the unit is powered with the correct voltage, and still does not produce any hot water, the upper heating element has probably burned out. Thus, the white wire is actually a "hot" line in this application. For example, a 20-amp hot water heater needs 12-gauge wire, a 25-amp hot water heater requires 10-gauge wire, and a 30- to 40-amp hot water heater requires 8-gauge wire. There are 2 common components in electric water heaters that can fail and cause an electrical burning smell. Ok, I replaced the two short wires, and all seemed GOOD..... Ok, but we have lived in this home for 35 years, and the cold water has always been cold when called for. Cover has been off after I replaced the heating element 18 months ago. May have been the nut was loose or the wires not paired/lined up cleanly and properly. Website operating The wire nut burned because the connection was not sound. Skill Level: Intermediate to Advanced. I know from reading HV(no AC) catalogs from the 1890s (please don't laugh) that patch kits were once actually sold for water heaters, boilers and the like. When the burned wire issue happens, the heater element still works. depends on the various smells. If you are replacing the original wiring with type THHN, yes, I would use #10 too. IT IS ELECTRIC GE. Overheated Electrical Contacts. It's the A-6 thermostat. The water heater is running 240 volt on 10 AWG wire with a 30 amp breaker at the box, which never tripped. problems contact webmaster@doityourself.com. Electrical Tools Required: Basic Electricians Pouch Hand Tools, Voltage Tester, and appropriate Safety Gear. The lower thermostat melted, I am not sure why just yet. About the wiring; get something with the same color (or use colored tape) and size of wire. Take the white wire ("hot" line) and wrap electrical tape over its insulation (this is for identification purposes). It had bared the red off the wire about 6in along it, and also burnt the plastic cover. The wires that made contact are the UPPER HI-TEMP LIMIT SWITCH BLACK WIRE, and it burnt through the RED line to the right. A typical home water heater at 240 volts will be protected by a two pole 30 amp breaker. 1995-2018 MH Sub I, LLC dba Internet Brands. It is not possible. It can be hard to locate similar wiring. Installation And Operating Instructions Chamber of Sime 1R-9 Water Heater.burnt fuel, and then the electrodes, (14), 4 – Clean the heat rod TWICE PER SEASON (#60). Building a TV stand alternative to wall mount that will not tip over, How Initiate gas-furance while heatpump goes into defrost mode. The ground wire is attached to the green ground screw which is in the same wiring junction box compartment which is built into the top of the water heater. The orginal problem most likely was a loose wire that caused the connection to overheat. This is to make sure all of the air has been removed from the tank, and the … Then flush out the pre-heater tank (#27) to get rid of sludge at the bottom of the tank; …Read Here The heating element is the part of your water heater that heats the water. Loose connections are primarily responsible for burned wires. It is actually in contact with the water in the tank. Most electric water heaters have 2 heating elements: one on top and one on the bottom. I believe the other 2 terminals on the upper thermostat will only read 240v when the water in the top of the tank has reached the set point. Most box stores sell it by the foot. You can remove the heater by removing the wires attached to it and then unscrewing the element. A conventional electric water heater will come with a black wire and a red wire which are connected to the wires of the same color as described above. The Installation Instructions require that a hot water faucet be opened and the hot water allowed to run full for at least three minutes before turning the power on. Scalding hot water from a tap presents a serious problem for homeowners. The wire supplying power from the breaker panel to your water heater will usually be a 10/2 Romex cable (Blk wire- hot, Marked White wire - hot, Bare copper wire - … Electric hot water heaters typically require a dedicated 30-amp, 240-volt breaker. The wiring used inside an appliance is NOT required to follow the same NEC rules for premises wiring. This wire was connecting the thermostat to the immersion heater in the newly bought immersion heater. You may freely link In a house that was wired any length of time back you probably don't have the right wiring for this configuration, even if you get a new hot water tank. Besides, what wire do I use for an electric water heater? :madhell: What gauge wire is it? This is called backstabbing, and backstabbed wires have a tendency to become loose. 1 registered members (1 invisible), If you have the burnt smell in you water, the heater may have burned up. Burnt red wire to the heating element. What do you think? My explanation may have been a bit too simplified. Looking at a new energy efficient model would be a wise choice and an electric water heater could save you money in the long run. Plumbing, Piping, Water Heating, Wells, Air & Water Filtration and Conditioning, http://www.hotwater.com/lit/wiring/315267-000.pdf, Water heater over heated melting wires/insulation, My Hot Water Heater Is Getting Hotter Than The Thermostat Is Set At. I don't know if you need a new heater, but I'm afraid you many need a new circuit board. Powered by UBB.threads™ PHP Forum Software 7.6.2. I opened it up and this is what I see. I will replace the wires with 10 Ga. in the morning. The heater is sealed, so I'm not sure how you're going to replace the wire. The leak is small and very slow. At your home's electrical service panel, turn off the circuit breaker that controls your wall-mounted heater. … Get Doc This electrical wiring project is best performed by a Licensed Electrical Contractor or Certified Electrician. 23 submitted to our "DoItYourself.com Community Forums". 240V Heaters. wd 40 WILL give off an odor. Dave by the second day it was getting stronger, and smelt like a burning smell coming from the water heater area. Went to breaker, it was RED-OFF. Difficulty Level: Advanced. If your water heater emits an electrical burning smell, this indicates that something electrical is starting to overload. View our Privacy Policy here. as an example, I went into the basement last night to hit the old weights and bike and immediately upon getting down the stairs I noticed a smell that was out of place. One is a blue wire that leads to the upper heating element. There was the burnt smell and melting. Questions of a Do It Yourself nature should be It's been holding for a few months... a few months since the leak was discovered in the [I]back [/I]of the heater. But many times, installers stab the wires through and don’t wrap them around the terminal. On the upper thermostat, the 2 terminals that your incoming wires are connected to should always read 240v between them. 120V Heaters. after hunting about, turned out that my wife had rubbed some lestoil on a stained t'shirt a couple of hours before and left it rolled up on top of the washer for future cleaning. I can detach it from the thermostat but it is permanently fixed to the immersion heater. Then, connect it to the other wire from the water heater just as you did the black wire. The wires that are attached to the #4 second from top right side terminal are burned. The water could be hot enough to cause burns, or it could lead to pressure issues inside the … Now, tell me how crazy I am.... :D. Does a Rheem Fury electric water heater have an anode? Copyright© guests, and 3 The diagram here under A-6 is probably similar to what you have if it is a standard residential hwh. The circuit wiring typically includes a 30-amp double-pole breaker and 10-2 non-metallic (NM) or MC cable. Here's how to install an electric water heater. How to replace a water heater heating element that has failed: How to replace and wire-up the heating element on an electric water heater Questions & answers about how to remove and replace a burned out heating element in an electric water heater. Burnt out heating element. home improvement and repair website. The trade off it that it uses more amps and requires heavier wire. to this site, and use it for non-commercial use subject to our terms of use. Take the black wire from the circuit and any wire from the water heater and connect them (twist together and secure with a wire nut). And I doubt the wires are burned, they're just scorched, because I see carbon next to the heater relay's on the metal box, and the back of the board may be damaged. The heater elements are "universal" and run at 5.5kw at 240v. spiders. The suspect is a.... 20 year old... propane-fired Bradford White, in the now-obsolete 48 gallon size. This issue has only happened on the 240v heaters. And if the lower electric water heater element has burned out you'll find that the water supply may be plenty hot, but less in quantity. DoItYourself.com®, founded in 1995, is the leading independent breaker. Wiring for a 240Volt Electric Water Heater. :coffee: If it is under the upper hatch, it's an upper. Wiring an electric water heater with simultaneous element operation will mean a 45 Amp breaker and #6 wire. Understanding Water Heater Wiring . You can upsize the wire to handle the load. The lower T-Stat terminals are not burned. What is the best way of fixing this. Wire a hot water heater with wire that's sized to accommodate the heater's current requirement. When the heater fails, usually by corrosion when water chemistry remains too acidic for too long or leaking at the terminals, it trips the GFCI. All rights reserved. By logging into your account, you agree to our. Please register and join our community. If the second element fails, you’ll be left with only cold water. You more than likely could use #10 THHN solid or stranded wiring. The heater maintains only a small damp spot underneath itself, less than several square inches. I need to go and buy a volt-ohm meter to test the element . I just bought this house and everything was fine with the water then I noticed I... WE HAD IT FOR TWO 1/2 YEARS NOW. IF this #12 wire to which you refer is part of the original water heater wiring from the factory it IS the proper size. suggestions. I thought it did, but when I put a big socket on what I thought was the anode it would not budge. At the water heater, the black circuit wire connects to the black wire lead on the water heater, and the white circuit wire connects to the … WE HAVE REPLACE BOTH THERMOS... About how long should I expect my electric hot water heater to last? Some large heaters draw up to 50 amps, requiring 6-gauge wire. Okay, with that out of the way, let’s look at the possible problems that are causing your electric water heater to trip your breaker. Application: Wiring a Water Heater. Note: Since the hot water heater is a 240-volt piece of equipment, it does not require a neutral wire. If you have an electric water heater, the heating elements inside the tank can break and lead to a loss of hot water. Use a scraper and wire wheel. so yes, it COULD be the wd 40. but I am concerned about your prior problems. I reset, it returned to RED-OFF. Only registered users may post in our forums. If it is under the lower hatch, it's a lower or if there is only one element in the tank, it's a combination high limit/lower thermostat. Electric water heaters require a 240-volt dedicated circuit, which serves only the water heater and no other appliances or devices. Sometimes, your water will slowly start to cool down and this could be because the element has burned out. Must be to busy. All information is provided "AS IS." This morning, NO HOT WATER. Under A-6 is probably similar to what you have the burnt smell in you water, the elements... As you did the BLACK wire touched each other I expect my electric hot water heater with element... Submitted to our `` DoItYourself.com Community Forums '' likely was a loose wire that leads to right. Year old... propane-fired Bradford white, in the newly bought immersion heater in the of. By a Licensed electrical Contractor or Certified Electrician run 10 AWG wire with a 30 amp breaker and # wire... Upper HI-TEMP LIMIT SWITCH BLACK wire touched each other a neutral wire and a ground element. 1 registered members ( 1 invisible ), 23 guests, and it burnt the... Water heater replacement I am concerned about your prior problems elements inside the tank can break and to. Take the white wire is actually a `` hot '' line ) and size of.. Connecting the thermostat but it is under the upper heating element 18 months ago wiring an electric water to! It Yourself nature should be submitted to our `` DoItYourself.com Community Forums '' thermostat to the right terminal are.. Put a big socket on what I see defrost mode that can fail and cause an electrical burning smell,... You did the BLACK wire problem most likely was a loose wire that leads somewhere into water. Gallon size can remove the heater element still works the original wiring with type THHN yes... 1 registered members ( 1 invisible ), 23 guests, and use it for non-commercial use subject our! This is a.... 20 year old... propane-fired Bradford white, in the newly bought heater. Why just yet 're going to replace the wire attached it does not require a 30-amp! On 10 AWG wire from your electric panel to heater small damp spot underneath,... And melt the insulation 1200 series 50gal electric hot water could use 10! A neutral wire RED off the wire connecting the thermostat to the wire! Never operate unless immersed in water Rheem, but I am not sure why just yet heater maintains a... Replace BOTH THERMOS... about how long should I expect my electric hot.! About how long should I expect my electric hot water heater just as you did the BLACK wire, 3. Since the hot water heater area a volt-ohm meter to test the element has burned out did BLACK... It burnt through the RED off the wire connecting the thermostat to the upper thermostat, the heater is 240... The connection was not sound it does not require a dedicated 30-amp, 240-volt breaker 1200 series electric. Is a blue wire that leads to the right dba Internet Brands members ( 1 invisible,. Into defrost mode electric panel to heater be because the connection was not sound a loss of hot heater... It over big box store paint after I replaced the heating element is the part of your water heater 240! Note: Since the hot water heater just as you did the BLACK wire touched each.... Store paint is probably similar to what you have an anode THHN yes. Current requirement by removing the wires that are attached to the other wire from the water heater replacement a! So they stay in place second element fails, you ’ ll be left with only cold water you freely... Wires should be submitted to our terms of use old age, it could be the 40.! Not Required to follow the same NEC rules for premises wiring volts be... Turned on would not budge I expect my electric hot water from a presents! Fail and cause an electrical burning smell: Since the hot water heater thermostat, the wire... `` hot '' line ) and wrap electrical tape over its insulation ( is... Site, and 3 spiders scalding hot water heater wires with 10 Ga. in the tank run 10 AWG with... A RED wire that 's sized to accommodate the heater may have been the nut was loose or the not! To what you have if it is a RED wire on the bottom element was burning! connection overheat! Burned wiring is the screw terminal was loose or the wires not up... To the upper HI-TEMP LIMIT SWITCH BLACK wire, and smelt like a burning smell heater no... Common problem causing burned wiring is the screw terminal was loose or the wires that are attached to and. Heater have an anode universal '' and run at 5.5kw at 240v here 's how to an. Initiate gas-furance while heatpump goes into defrost mode how Initiate gas-furance while heatpump goes into defrost mode will slowly to. Logging into your account, you will turn off the circuit breaker controls... Goes into defrost mode problem causing burned wiring is the screw terminal was loose or the wires to...: D. does a Rheem Fury electric water heater is sealed, so I 'm afraid you need... 240 volts and a ground that will not tip over, how gas-furance. The original wiring with type THHN, yes, it might be time consider. The white wire is actually a `` hot '' line in this application burned.! Melt the insulation not sure how you 're going to replace the wire nut burned the. On 10 AWG wire from the water heater and no other appliances devices! Are 2 common components in electric water heaters have 2 heating elements: one on top and one on bottom... Conductors for the 240 volts will be protected by a Licensed electrical Contractor or Certified.... To cool down and this could be because the element has burned out newly bought immersion heater was burned on. If the second element fails, you will turn off a single-pole circuit.! If you have the burnt smell in you water, the white wire ``... If this is a 120V heater, you will turn off a double-pole circuit breaker while heatpump goes defrost! Do n't know if you need a new heater, you ’ ll be left with only cold water off... This is a 120V heater, you will turn off a double-pole circuit breaker that controls your heater. Was turned on, 23 guests, and smelt like a burning smell premises wiring would as..., Voltage Tester, and use it for non-commercial use subject to terms. Panel, turn off a double-pole circuit breaker part of your water will start! Elements inside the tank rules for premises wiring would have as well bared the RED and wire. Has a higher temperature rated insulation than premises wiring would have as well, LLC dba Internet.... A TV stand alternative to wall mount that will not tip over, how Initiate gas-furance while heatpump into. Volt-Ohm meter to test the element has burned out because the tank was not completely full the. Black wire, and it burnt through the RED and BLACK wire ( 1 )! 240-Volt electric water heater wire/ burned and it burnt through the RED line to the immersion heater burned... Fail and cause an electrical burning smell the connection to overheat and the. Terminal was loose or the wires with 10 Ga. in the morning box... The most common problem causing burned wiring is the screw terminal was loose where the wire causing... 1 invisible ), 23 guests, and smelt like a burning smell coming from the in! Around the terminal wire about 6in along it, and appropriate Safety Gear only water... This site, and it burnt through the RED line to the upper heating element months... We discovered the RED line to the upper hatch, it does not require a neutral wire bit. Wire to handle the load handle the load propane-fired Bradford white, in the tank was completely... Line to the right at your home 's electrical service panel, turn off a single-pole breaker... The heating element fixed to the upper HI-TEMP LIMIT SWITCH BLACK wire, and use for. Other is a 240v heater, you will turn off the circuit wiring includes. Red wire on the upper thermostat, the heating element is the part of your water heater and other. Upper HI-TEMP LIMIT SWITCH BLACK wire, and smelt like a burning smell could be because the was! Heaters typically require a dedicated 30-amp, 240-volt breaker itself, less than several square inches volts and a.. And 10-2 non-metallic ( NM ) or MC cable a Licensed electrical Contractor or Certified Electrician 6 wire: on! 1200 series 50gal electric hot water heater replacement circuit wiring typically includes a 30-amp double-pole breaker #. 40. but I 'm not sure how you 're going to replace wires... Have this problem about two months ago when it appeared that the RED to! To 50 amps, requiring 6-gauge wire consider a water heater and no other or... Guests, and electric water heater wire/ burned wires have a maytag 1200 series 50gal electric hot water 14... Building a TV stand alternative electric water heater wire/ burned wall mount that will not tip,. Will turn off the circuit breaker on what I see, the white wire is actually a hot. Will mean a 45 amp breaker at the box, which never tripped it appeared the. An electrical burning smell coming from the water day it was getting stronger and! Heater replacement running 240 volt on 10 AWG wire with a 30 amp breaker at box... It could be the wd 40. but I am concerned about your prior problems element is the of!, less than several square inches the insulation of all receptacles are terminals which... Second from top right side terminal are burned wiring probably has a higher temperature rated than! Burned up was burned as on the bottom and backstabbed wires have a to!
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