Questions tagged [water-heater]
For questions generally relating to the hot-water supply system of a typical residential or commercial building, primarily regarding the heating mechanism itself (a traditional hot water heater tank, tankless heaters including "point-of-use", boilers and heat exchangers, etc).
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Part number for Rheem water heater anode
Rheem 50 gallon electric heater, XE50M09EL55U1. How do I find the replacement anode rod part number for this heater?
Couldn't find it in the paper docs I have, or through a google search on the part ...
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Does a heat pump water heater in upstate NY make sense?
I currently have a 17-year-old, gas water heater. It's not giving me a problem yet, but I'm getting nervous about it and investigating replacing it. I am trying to be both economic and reduce my ...
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When cold (10C), does turning on my water heater for 20min heat only part of the water heater to 60C or rise the temperature of the whole tank by 5C?
I am wondering what would happen if I turn on my 120l water heater on for only 20min. Would I have 20l heated to 60C and the rest around 10C? or would the water heat pretty much evenly, and, after ...
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Heat and hot water only gets warm on second floor
My heat and hot water only gets warm on the second floor. When I turn on my faucet and shower the water gets hot for a second then goes to warm also when I turn my heat on it takes a really long time ...
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Hot recirculating loop connection
My old tank only had one hook up for the recirculation pump. My new tank has a hot and cold opening for the receipt recirculation loop. not sure how I should hook it up?
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Is this temperature and pressure release piping up to code?
I just finished installing this Rennai natural gas tankless heater yesterday, and it's working well.
My only question is I'm wondering that if I ever get it inspected, will this T&P release piping ...
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I am installing a AO Smith 19gal water heater with hot an cold connections on the side and the top
I am installing an AO Smith 19 gallon water heater model E6-19c-15SV. Can I use the cold "in" connection with the side "out" hot connection on the top?
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Do I need a thermal expansion tank if I already have a pressure tank?
I have a well with a 40 gal Welxtrol pressure tank. It is a closed system. I am installing a new high efficiency electric water heater (heat pump). Do I need a thermal expansion tank if I already have ...
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Water heater security with check valve and safety relief valve : how to inspect check valve?
I have a simple electrical water heater, on which I have installed a pressure relief valve at the inlet.
I have an issue were my system was emptied completely, and upon trying to refill it, the valve ...
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Is it safe to transport a gas water heater lying down?
I need to replace my water heater. I've happily been using gas for the last 30 years and will continue to do so.
I have a minivan which will easily swallow the heater and all its packing material, ...
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Rheem Hybrid Water Heater: Does High Demand mode run the heat pump and electric heat simultaneously?
Model: Rheem 80 gallon electric model# model: XE80T10HD50U1.
I set my Rheem 80g to High Demand but can hear the fan/heat pump roaring. At High Demand, does Rheem sometime SIMULTANEOUSLY ACTIVATE the ...
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Where can I place a direct vent termination location for water heater?
Location: U.S.
I'm trying to figure out all of the clearance distances requirements and looking for the best place to vent a new direct vent water heater. As you can see by the image, the existing ...
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Can I use the TPRV line as a condensate line for a new heat pump water heater install?
I live in a second floor condo. I want to replace my aging water heater (WH) with a hybrid, but there are some concerns. The current heater is in a closet outside, with door access from the balcony. ...
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Is it ok to plug my 240v tankless water heater directly into a 50 amp RV plug instead of putting it on two 30 amp breakers
I live in an RV and am trying to install an electric tankless water heater by myself. It says it requires 2 double pole 30 amp breakers which is not really an option for me, the manual says the heater ...
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Pump for hot water heater making noise
The city shut off water for a couple hours overnight without notice. When I tried the faucet in the morning it ran dry. I also noticed that a pump in front of my hot water heater started making noise, ...
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Can I install a "retrofit" hot water recirc pump with a dedicated return?
I'm looking to install a hot water recirculation pump in a new construction bathroom addition with all the walls currently open to the crawl space.(1) In doing so, I plan to add a "tepid" ...
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Where can I install a recirculating pump?
I'm looking to install a hot water recirculating pump to minimize the wait for hot water in an upstairs bathroom addition. This bathroom will be at the farthest point in the house from the water ...
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Tankless water heater supply configuration
I installed this Stiebel-Electron tankless. It was my first time sweating pipe, I enjoyed the process but I'm unhappy with the pipe alignment, the pipes angle with the heater is not truly plumb.
I ...
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Replacing 2 LP Gas Water Heaters [closed]
We just bought a 22 year old Log Cabin this past summer in the Wasatch Mountains. It's very large (> 7,000 sf, 5 bathrooms). Now we have > 4' of snow on the ground, and repair issues have begun ...
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How to avoid the rapid contamination of filters in a recirculation shower?
I want to build another shower in an already existing shower. The essence of this work is to be able to stay in warm water as long as possible, and not use a lot of water and energy. To use this ...
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Why do the seismic straps need to go at least 4" above the controls on water heater?
I’m installing seismic straps on an electric water heater (48US gallon), and trying to follow the instructions.
there are two general instructions:
1 - place each of the two straps in bottom and upper ...
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What is an expansion tank for?
Somebody told me I need an expansion tank on my water heater. I'm just not sure why. Can someone please help me understand?
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Can a 30 gallon water heater use a 25 amp breaker?
I have a 240V, 25 amp breaker which is feeding a 30 gallon water heater.
Is that normal and expected? Is it good enough?
I do not know the amp or watt rating of the water heater.
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Is it a good idea to place an electric boiler on the warm water line?
I have a condensing gas boiler (tank-less) at one end of my house. I have a bathroom at the the other end of my house, at a higher level.
In the morning if I open the hot water tap it takes about 15L (...
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tankless water heater low noise off and on all night
I just moved into a house with a new tankless water heater. It works fine when operating, but it seems to make a low humming noise off and on all night, when no one is using water. It is external, and ...
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Why is there cold water when flushing sediment from water heater?
We have a large tank conventional water heater. Electric, two elements. We get hot water from it. It's 113F at the kitchen faucet and we can take showers/etc. It does take quite awhile for the initial ...
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New and old hot water tank same issue - quickly cooling water
We had a Rheem 50 gal 12 yr gas hot water tank for 6 years with no issues.
We started having an issue around Dec where the water was cooling during a shower. The same coolness was in other faucets ...
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Propane vs electric water heater energy cost
My calculations tell me that propane water heater should be an economical alternative
to an electric water heater.
But, looking at Energuide labels of comparable water heater, I seem to be wrong.
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How do I prevent a water heater pilot light from blowing out on windy days?
My in-garage 50 gallon gas-fueled water heater stops working once a month or so when there’s a big wind storm. Once I observe the hot water isn’t working I need to turn it off for ten minutes then ...
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Can I replace a 30 amp double pole breaker w/ 60 double pole breaker for tankless? Breaker is tripping
I replaced 28 gallon water heater: E1F30LD035V, with a tankless: https://a.co/d/1HokO6G.
The tank was hooked up to 30 double pole breaker.. I thought that was good enough for the tankless, but it ...
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Proportional circulation pump control - possible for "simple" pumps?
Thinking of implementing proportional pump control to raise efficiency in our hot water based heating system.
Proper proportional control is possible using PWM control in high quality pumps like the ...
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Can I re-use an existing (and non used) water heater vent for a dryer?
I have a gas water heater and I'm thinking of moving to an electric water heater.
The exhaust pipe would then be free and I was thinking of reusing it for a dryer. Would that work?
The pipe would be ...
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Should expansion tank be installed before or after water softener?
I'm installing a water softener and expansion tank similar to the picture below. Does the expansion tank get installed before the water softener, or immediately before the HWT?
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What is the impact of outside scaling on the heat exchanger of a tankless water heater?
live in the mountains. hard water.
i descale 1-2 times a year.
still, there is visual evidence of scaling on the outside of the heat exchange. proximate to the bottom gasket and the glass-window.
...
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Is my water heater tank system normal?
I bought a heating system a year ago for my house.
It is a water heater tank. The hot water inside is heated
when the price of electricity is cheaper during the night and
two hours in the middle of ...
user158525
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Condensation and Ice at Exhaust Vent for Tankless Water Heater
I own a home built in 1955. I recently had a plumber install a new water heater (Navien NPE A2 natural gas tankless). The old water heater was a natural gas tank water heater. It had a Transite ...
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I have a modulating gas water heater, I also have a small solar water heater system. Can I feed the gas boiler with the output from the Solar system
I am working on the theory that any hot water that is available from the solar system will pre-heat the water going into the Gas Boiler, but the elctronics and the modulating valve in the gas boiler ...
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State Water heater-Hot water pressure is off
Previously the pilot cut off since the gas line was shutoff due to a gas leak. It has now been fixed and I was able to cut the pilot on. The only issue is the hot water is not coming out at all and no ...
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Can I put a garage sink in this utility closet?
See picture. I have a utility closet in my garage with a tank to tankless hot water heater conversion and a gas heater central A/C. This was like this when I bought the house, except the other night,...
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Should I worry about how I left my water heater and plumbing?
I was leaving town for 2 weeks and this freeze storm was about to blow through. I shut off water at the main and opened all bathroom and outdoor faucets to drain.
The hot water heater is in the attic. ...
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Freezing Temperatures/Hot Water not Flowing
I'm in Dallas where we are experiencing freezing temperatures. The house was built about 25 years ago, i.e. reasonably modern. My water heater (natural gas) is in my open-air attic (edit: and ...
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Do I need to turn off gas water heater if draining pipes?
In Texas and had burst pipes in Feb 2021 so I'm a little spooked ahead of this weather and just planning to shut off water at main and drain pipes to be safe.
Have read a few different things on what ...
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Is it possible to replace the boiler's hot water tube without emptying the tank?
After 3 years living here, the flexible tube in the output of the boiler burst. That is when I noticed that the hot water tube (blue and red stripes) was installed in the cold input, and the cold ...
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Where should I add another condensate drain?
My water heater (GE Smartwater GG50T06AVG00; natural gas; 50 gallon) is over 18 years old and is no longer operating properly. I am strongly considering replacing it with a Heat Pump Water Heater (...
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One or two water heaters?
In building a new house, I have the choice of one 100 gallon gas water heater vs two 50 gallon gas water heaters. What are the tradeoffs I should consider before deciding?
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Do I need to turn the gas off to my water heater when doing plumbing repairs?
I have to turn my water heater off because I found a leak in my wall.
Do I need to turn the gas off as well, or can I leave it on?
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Why don't I get hot water from my heater?
The only time I get hot water from my new Ariston 30L overhead water heater is when turn it off from the main, then my Ariston will start heating up. Otherwise it's lukewarm at best.
Can anyone help ...
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Gas Water Heat + Dryer - Can a gas dryer and washing machine be placed next to a gas water heater?
Looking to move the dryer and washer in my garage next to the water heater.
Are there any restriction regarding the surroundings of a gas water heater?
Can a gas dryer be placed next to a gas water ...
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Can I use existing 30 amp wiring that was serving a traditional water heater for an on-demand WH that requires 40 amps?
My tankless water heater requires 2x40 amp breaker but the lines that run to my existing hot water heater are 2x30 AMP breakers If I hook it up will it work
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This water heater anode rod is OK, right?
I installed an AO Smith water heater about five years ago (January 2018). I figured it was time to inspect and probably replace the anode rod. There's only about 24 inches of overhead clearance, so I ...
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