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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FLushing tankless water heater without hot water shutoff
I have a Bradford White RTG-K-199N1 tankless gas water heater. It has hot and cold water connections on top, and 2 flush valves at the bottom. I wanted to do a descaling flush, and the manual ...
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Would a larger pipe bring hot water to a sink faster or slower than smaller pipe?
Would 3/4" pex from a tankless water heater 25' up in the attic get hot water to the kitchen sink on the 1st floor faster or slower than 1/2" pex?
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Can I use a tankless and tanked hot water heater at the same time this way?
I am designing a house for myself and want to use a tankless hot water heater. The issue is I am going to be on LP gas and I want to have a recirculating loop. Id rather not consistently use gas to ...
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Hot water heater volume
I have a leak either in my sprinkler system or in the house pipes. How can I tell if the water is draining from my hot water heater?
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Hot water is warm and runs out quickly
I drained the tank and I replaced both heating elements and both thermostats.
It doesn’t fix this issue.
The water is just warm. Not hot and runs out in 10 minutes.
What’s wrong. The water heater is ...
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HPWH better to raise temperature or use high demand mode
I have a hybrid heat pump water heater (compressor plus resistance heating elements).
I'm going to have company over for a week so 6 people, instead of 2. Is it better to increase the tank temperature ...
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What is this gas connection fitting, and what is its purpose?
I have a convenient gas line which runs to the back of the house. I would like to use this line to relocate my existing water heater.
My question is, what is this fitting on this line (a reducer)?
Do ...
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There is brownish water coming out of hot water tap
Brown water out of hot h2o tap. Anode rod in water tank completely gone. Will new rod stop the brown h2o or is the tank corroded beyond saving. Tank is 8yrs
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Hot water heated T&P valve fully opened itself flooding my garage
My main question: should I do more debugging or is it safe to assume I just need to replace the T&P valve? My issue seems more extreme than most videos/articles about fixing a leaking valve and I ...
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Rinnai Tankless Water Heater - water turns cold after 10 mins of use
I have Rinnai RUR199iN tankless water heater. It has been in the use for about 2 years now.
Lately seeing an issue where after manually triggering recirculation through the small wireless remote ...
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Tankless Water Heater with Natural Gas Line possibly too small?
Inspector thinks flex appliance gas line being only a 1/2" line approx 30" in length may not be sufficiently allowing enough gas to flow for the amount of BTUs the tankless water heater can
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Best way to de-scale my home (gas) water heater?
I recently did the recommended yearly draining of our home (gas) water heater. I opened the pressure relief valve to bleed air into the tank so that it could drain. After putting everything back, I ...
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Gas.water tank issue with flame control
As soon as I turn on the burner it lights up fine for about 5 seconds then turns off like its running out of gas and after I try to re light the pilot it takes about 5 mins to get the pilot back on.
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Is this water heater condensation or leak?
Thanks in advance for reading this and helping me out a bit, as I am not sure if our water boiler needs to be replaced.
We have a AO Smith natural gas water heater that is about 14 years old. During ...
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Why does my new water heater pilot go out every so often?
My water heater pilot light will go out at most inconvenient times ever since I installed it. I can light it then days or weeks later it will go out again.
Why?
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How to change the anode on this water heater?
I have a Bradford White water heater installed in 2011. I was following this video to replace the anode. I was expecting my water heater to look like in the video, with a clear nut to unscrew.
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Small water leak where PVC meets copper
I have a small leak at where the pvc joins the cold water copper flex pipe of the water heater. How can I fix this?
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How to stop TubeLight from flicking when the water heater is turned on
Please find the video here. Whenever I turn on the water hater (tanked AO Smith HSE-VAS-X-015 Storage 15 Litre Vertical Water Heater (Geyser)), the tube light flickers. I'd like to stop that.
Should I ...
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Can't attach hose to water heater
Trying to flush my electric water heater.
The flush pipe is very inconveniently located, so it's impossible to attach a hose due to the black plastic thing.
What do I do? Is there some sort of a ...
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How to change heat pump water heater filter when there’s no clearance
I got a new heat pump water heater installed. Unfortunately my installer should have never ever gotten a license. Among many “crimes” that he committed I only afterwards found out that I cannot even ...
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AOSmith Voltex Heat Pump Water Pump Stuck on Vacation Mode
AOSmith Voltex model# PHPT 60 100, about 10 years old. Was working perfectly fine in "Efficiency mode" (ie, heat pump only). Turned it on to vacation mode today as I'm about to leave on a ...
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What's the purpose of thie ciuculator
I will soon need a new water heater, so I'm now trying to understand what I have. I see the water circulator in the picture. It's on an off-shoot of the cold supply. For the first time in ten years of ...
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Adding 2nd unheated 50 gallon hot water tank
My plumber recommended adding a 2nd (50) gallon hot water tank(is not heated) to my system. The tank is acting like a reservoir only for recirculating hot water and is not connected to a heat source.
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Water heater in garage with respect to garage dimensions of building code (California)
I am considering the relocation of my water heater which currently resides in a recessed platform in my garage, out into the garage area. A new raised platform would be 24" square and be located ...
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Draining a water heater
We have a Rheem 111125 water heater and it started leaking tonight. I'm trying to drain out the tank so that I could replace the washer in the inlet tap, which isn't shutting off the supply at the ...
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Exterior Water Heater venting
Is there a good code-compliant way to vent the following exterior water heater (see attached drawing).
I thought this concept would work, but I am stuck trying to figure out a good way to vent.
The ...
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Leak from faucet when water heater is on
So in the kitchen I have a faucet with small water heater under the sink. It is always connected to electricity but works only to support set temparature, so just from time to time. When heater starts ...
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Can a typical tankless water heater be set to very low temperatures like 70°F/20°C?
Hear me out: I want to put a water heater on the cold water supply to my shower.
I have a thermostatic valve on my master bath shower, which causes a frustrating issue in the winter - my tankless ...
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Rheem water heater keeps locking out
My Rheem water heater, model # PRO + G60S-55NCN62PV, keeps shutting down with this error - Maximum amount of ignition attempts has been reached and system is in lockout. It was happening for around 6 ...
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Water heater leak into base. Concerned about moisture or mold
I am in process of replacing my 17 yo gas water heater. I am estimating it was leaking steady (maybe a drop or two a second) for around 24 hours before I got it shut off. Should I be concerned about ...
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How to reduce ghost flow from boiler to indirect water tank
I recently had an indirect-water tank added to my multizone gas-powered hydronic heating system. The supply line from the boiler to the water tank heats up considerably every time one of my heating ...
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can a used tank water heater be reconditioned for safe usage?
I need to replace an electric hot water tank (it has started to leak). I'd like to replace it with a used one because the property, which has 2 occupied units, is for sale and it is expected to be ...
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What are the requirements for housing an exterior gas water heater?
Recently, I had to remove the housing/stand for our 60 gallon exterior gas water heater for reasons I'll get to. The housing was integrated into the exterior wall of the house, and while initially it ...
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Can I feed a mini, tankless hot water heater from an ultrafiltration water filter system?
I've just been diagnosed with a ubiquitous pulmonary bacteria called MAC commonly found in tap water and that requires a 0.2 micron filter. It's smaller than other bacteria and treatment is long and ...
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Why won't my water heater light after a basement flood?
Last night my basement flooded about 8 inches and got into my gas water heater. It was propped up on bricks but about 1-2 inches of water hit the very bottom of the heater and got the insulation wet ...
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Advice on 13 year old gas water heater
I'm a homeowner with a gas water heater that was installed in 2010 (before I moved in) in Central MD. It is a 71 gallon tank. State Select.
Sometimes the water is normal hot temperature, while other ...
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Rust at the bottom of water heater - ok to continue using?
Might be a silly question, blame it on a brand new newborn and not sleeping at all.
I have a water heater that has some rust around the bottom of it. I’m fairly sure this is due to occasional water ...
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Anyway to fix a leaky Water Heater Pressure Relief Valve?
Leaky Water Heater Pressure Relief Valve (about a quart a month).
I have used it a few times to relieve the vacuum when draining the water heater to remove sediment, etc.
I am thinking maybe some ...
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Were my expansion tank and check valve installed correctly?
Water company forced me to get installed a dual check valve, secondary shut off and an expansion tank. The installation of the expansion tank doesn't seem correct since it is before the check valve.
I ...
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Water tank burner goes out after moving temperature dial from lowest settings to "Low" indicator
My water tank is a:
I've already replaced the thermocouple, but the problem occurs after I get the pilot light started and release the red push button
I move the upper dial to the on position from ...
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Replacing existing electric water heaters with heat pump water heater, how many do I need? [closed]
I currently have 2x 50 gallon electric water heaters installed side by side in our garage to support 3.5 bathrooms 2 dishwashers and laundry. I’m considering switching to Rheems 120v heat pump water ...
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Why isn't my water heater working after a leak and reset?
This morning I found a shutoff valve leaking in the basement. It was on piping running from the water heater out to the garage. I turned it off, cleaned up the water, reset (button inside) the water ...
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Propane water heater won't stay lit
My water heater is 3 years old and a I've never had an issue with it until recently. It just won't stay lit. It goes out within seconds.
I replaced the thermocouple and did the soapy water test to ...
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How good are heat pump water heaters compared to propane or electric?
I want to replace my 1996 Bradford White propane water heater with a heat pump water heater. Will it be saving costs for me? Located in NY.
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Hot water heater gurgles when cold water is used (e.g., with toilet)
Scenario: my 9yo natural gas 40gal Whirlpool hot water heater has been "draining" (i.e., being used) for 5+ minutes from someone taking a hot shower or washing dishes with hot water. If ...
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Laying Flooring Under Water Heater?
Looking to add some laminate under the laundry area of our garage, including a water heater (which is not directly on the floor, but instead on a metal table per previous owners). We're DIYing it and ...
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Is my space a good candidate for a hybrid electric heat pump water heater?
We're purchasing a condo, and the current water heater is almost 10 years old. I don't know that it needs replaced (I'll be researching replacing the anode next), but if it does, I'd like something ...
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Water Heater Drain Pan Discharge Pipe Code Issue
There is no way to pipe the drain pan to a suitable waste drain, so it must be run to the outside of the building. The issue is that my water heater is not greater than 6 inches above the adjacent ...
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Safe to remove pilot cover for water heater?
I'm having problems get my water heater to heat. The first thing, I imagine, is to make sure the pilot light is lit. I've tried a few times, but no luck. It doesn't help that I can't see the pilot ...
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Water going into new water heater on cold side
We installed a new water heater. When you turn on just the cold water you can feel it going into the water heater on the cold side. Is this normal?
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