Best answer
Most regulations are fairly simply, and require that water heaters be placed against an external wall of the house. This is why most hot water heaters are in garages or basements. You will want to place your water heater next to an outer wall to make room for the flue.
Should I turn my water heater off at night?
It's better to leave the hot water heater on all the time, rather than turning it on and off. This is a very common myth. But in fact, you really don't need to be heating your water all the time. Your immersion heater or boiler will heat up hot water which is stored in a tank.
Should the top and bottom water heater thermostats be set to the same temperature?
If your water heater has two thermostats, adjust both the same amount. The top thermostat should be a few degrees higher than the bottom.
Should water heater thermostats be set to the same temperature?
The majority of electric water heaters have two thermostats: an upper and a lower, located under two control panels. To ensure your electric water heater works as efficiently as possible, you should set both of the thermostats at the same temperature.
Where should a water heater be placed in a fish tank?
Position your heater near a filter inlet/outlet or a circulation pump to ensure even heat distribution. Submersible aquarium heaters can be installed horizontally near the bottom of the tank for best results. They can also be positioned vertically if that is your preference.
Where should a heat pump water heater be installed?
A heat pump water heater needs to be placed in an unoccupied space with sufficient room (around a thousand cubic feet of air, or a 12' by 12' space) for it to access the heat it needs. It cannot be placed in an area that grows extremely cold in winter such as an unheated garage.
How hot should my water heater be?
120 degrees FahrenheitThe Consumer Product Safety Commission (CPSC) recommends setting the water heater at no more than 120 degrees Fahrenheit (49 degrees Celsius) to prevent scalding. Not to mention, a water heater that is set too high can unnecessarily increase your electricity bill.
How long should a hot water heater thermostat last?
It would be nice to know when the time is right to replace your water before it springs a leak and causes an inconvenience or worse yet, damage to your home. Typically a residential hot water heater lasts between 6 and 13 years. Beyond 12 years, you are on borrowed time!
How many heating elements does a hot water heater have?
two elementsHeating Elements Your water heater will come with two elements — one located up high, and another down toward the bottom of your water heater. The system runs an electric current through each element, causing them to heat and raise the tank's water temperature.
Is 40-gallon water heater enough for a family of 5?
In the three-bedroom example that has four people, the FHR would be 48 gallons. A hot water heater that has an FHR within a couple gallons of the number you just calculated should meet your family's needs. ... 3-4 people need a 40-50 gallon water heater. 5 or more people need a 50-80 gallon water heater.
What causes hot water heater to stop working?
No Power or Gas If an electric water heater is not producing hot water, it could be a simple problem like a blown fuse or tripped circuit breaker. Additionally, some electric water heaters have a circuit-style safety switch located near or on the thermostat.
Related Question Answers

Maldus
ProfessorWhat is the maximum temperature that the water heater should be set at so as not to scald?
One was the “use temperature” and the other was “the maximum temperature” to prevent scalding. It's generally agreed that 120 degrees Fahrenheit is the maximum safe hot water temperature that should be delivered from a fixture. Therefore hot water above 120 degrees Fahrenheit can be considered hazardous.

laukok
ProfessorWhat should water heater be set at AB or C?
How to Set Temperature on a Gas Water HeaterLow (or Warm) = 80-90°Hot (or triangle symbol) = 120°A = 130°B = 140°C = 150°Very Hot = 160°

APC
ProfessorWhat temperature should I set my hot water heater ABC?
B = 140° C = 150° Very Hot = 160°

Karl Bielefeldt
ProfessorWhen should you turn your hot water heater off?
WAPT spoke to four plumbing companies that all said that homeowners should turn off the water heater if the water is not running for more than 24 hours.

Casey
ProfessorHow do I choose a hot water heater for my bathroom?
Ideal size of water heater should be close to the volume of hot water required at one go. If people take bath one by one and use 25 lts of water, then a 25 lts or a 15 lts of water heater will make sure that the water is optimum hot when one goes to take bath (at places where tap water temperature is not too low).

Peter Smit
ProfessionalIs 30 gallon water heater enough?
This size is the smallest size water heater that is not designed to be a point of use water heater for a single fixture. A 30 gallon water heater should be able to supply enough hot water to meet the needs of a household of 1 -2 people with only one bathroom.

Laurence
ProfessionalWhere is the thermostat located in an oven?
Depending on your oven type, the thermostat could be located behind the back panel, beneath the backsplash, under the exhaust hood or below the control panel. The thermostat is a thin piece of metal usually attached to a coil of wire.

ehab
ProfessionalWhere is the warmest ocean crust?
At a mid-ocean ridge, where would the hottest crust temperature be located? At the center of the mid-ocean ridge where mantle material is cooling to form new crust.

Theo
ProfessionalShould both water heater elements be set the same?
If your water heater has two thermostats, adjust both the same amount. The top thermostat should be a few degrees higher than the bottom.

Markus Jarderot
ProfessionalWhat letter should water heater be on?
While you may think water heaters have a standard recommended temperature, it's not that simple. The Department of Energy recommends setting your water heater to 120°F (49°C) to save money on hot water, whereas the Consumer Product Safety Commission recommends the same temperature in order to prevent scalding.

Uri
UserWhy is my water heater tripping the breaker?
There are three possible explanations for a breaker being tripped by a hot water heater: water dripping on the electrical lines, a problem with the unit's thermostat or a problem with the breaker. A malfunctioning thermostat is the most common cause. In this case, the thermostat should be replaced.

Pablo Fernandez
UserShould a water heater be warm to the touch?
Even though it's designed to boil water, your water heater shouldn't get so hot that you can't touch it. Water heaters are designed to be well insulated so that heat stays in.

Bjorne
UserWhere should heater be placed in garage?
To be most effective, garage heaters should be placed in the coldest corner of the room and directed towards the center.

Luc Touraille
UserWhy is my hot water heater making less hot water?
Sediment in Tank Minerals in your water will create a buildup of sentiment over time in the bottom of a water tank, which is where your heater is located. When this happens, your heating efficiency will suffer, and the unit will have to work harder to produce hot water.

Jason Harwig
UserShould I turn off my hot water heater if it is leaking?
If you experience a leaking water heater, it is recommended to turn off the water to your tank. Your water heater tank should have a dedicated shutoff valve on the cold inlet pipes.

Netwave
GuestHow far does a water heater have to be from electrical panel?
36"The DEPTH of the working space must be 36" out from the panel. Lay out a space that is 30" along the wall where the panel is located, and extends 36" from the front of the panel. You can mark the area on the floor. You can't store anything in that area.

David Storey
GuestWhy would a gas water heater stop working?
If a gas water heater isn't heating, a common problem is usually that the pilot light has gone out. This may be caused by the gas valve, the gas supply, or—more likely—the thermocouple located next to the pilot light.

thaJeztah
GuestWhy does my hot water heater take so long to heat up?
Distance: The farther away your hot water heater is from the faucet or shower where you want hot water to flow, the longer it will take to get there. A low volume restrictor: You may have a low volume restrictor installed on fixtures, like your shower, which can delay the delivery of water.

Arvind Kumar Avinash
GuestDo tenants pay for water heater rental?
In order to have the tenant pay for the rental of the hot water tank the lease agreement should be specific and state that “the tenant expressly agrees to obtain and maintain all vital services including heat, electricity, water, hot water and rental of hot water tank”.

Titian Cernicova-Dragomir
GuestIs it safe to use kerosene heater indoors?
Remember that kerosene heaters have a constant open flame and should not be used in a room where there are flammable solvents, aerosol sprays, lacquers, gasoline, kerosene containers or any type of oil. ... And never refuel a kerosene heater in living quarters or when the heater is still hot. Wait for it to cool.

Rika
GuestWhere should your thermostat be located?
Your Ideal Thermostat Placement Central location.
On an interior wall.
Mounted 52-60 inches above the floor.
Away from air vents, doors, windows, and skylights..

Mani Mirjavadi
GuestWhere is a heater core located?
A heater core is a small radiator located under the dashboard of the vehicle, and it consists of conductive aluminium or brass tubing with cooling fins to increase surface area. Hot coolant passing through the heater core gives off heat before returning to the engine cooling circuit.

PositiveGuy
GuestWho do you call when hot water heater breaks?
Any sign of rust or corrosion damage is when you should call a plumber. Rust is a serious problem which will likely call for a full water tank replacement. A professional plumber should be able to give an inspection of your hot water heater and determine whether you should consider replacing your hot water tank.

BoarGules
GuestHow far off the floor should a water heater be?
18 inchesHow high should my gas water heater be off the ground? Your gas water heater should be 18 inches off of the ground, as per the National Fuel Gas Code. This is the standard for water heater installation requirements.

dbyrne
GuestWhere can I drop off an old water heater near me?
Another way to donate your old hot water heater may be through a larger charitable donation center in your area such as The Salvation Army or Goodwill or a local Habitat for Humanity center.

Elias Zamaria
GuestWhere is the thermostat in the air conditioner?
The thermostat is located behind the control panel.

Richard Cook
GuestWill my hot water heater explode?
Water heater explosions are rare but when they do happen, they can be devastating. Do not wait for a catastrophe. Here are a few signs your water heater will give before going burst. The pressure relief valve is usually located at the top of heater, on the side.

Bart Krakowski
GuestAre hot water heater timer worth it?
A water heater timer can save you money on both your electricity and water bills. However, homeowners with water heaters located outside of their home report seeing the most significant margin of savings. The reason being that the cold temperatures outside make your water heater work overtime to stay warm.

Ângelo Polotto
GuestHow long do hot water heater thermostats last?
Your system is old: On average, your hot water heater should last anywhere between 6 to 13 years.

Chris Stryczynski
GuestWhat temperature should my water heater be?
The Department of Energy recommends setting your water heater to 120°F (49°C) to save money on hot water, whereas the Consumer Product Safety Commission recommends the same temperature in order to prevent scalding.

Justin Cave
GuestWhere's the thermostat on a hot water heater?
On most gas water heaters, the gas control valve, which includes both a thermostat and a heat limiting device, are located on the outside of the unit, near the bottom.

Mark Baker
GuestHow many wires does a water heater need?
On the top or the side of the hot water heater (depending on the type), you will see the junction box cover where the connections will be made. Remove the screw and the cover. Inside you should see two lead wires and a ground screw.

jmj
GuestHow do you know when your water heater needs to be replaced?
If your hot water is rusty, your water heater could be rusting on the inside, and it might start leaking soon. ... If the water looks dirty, muddy, or has a metallic taste, you should get a new water heater as soon as possible. Natural gas water heaters are more efficient than electric models, and prices do not fluctuate.

Kapcash
GuestShould my hot water heater be hot to the touch?
And although each are designed to heat water and retain that heat, your water heater should not feel too hot to touch. If it does feel hot, it likely has an insulation problem.

maerics
GuestHow do you know if your water heater is going bad?
Common Signs of Water Heater IssuesThe Water is Not as Hot as Usual. If a homeowner notices that their water heater is not heating the water enough, they should call a professional in water heater repair. ... Rusty Hot Water. ... Rumbling Noises in the Water Heater. ... Water Around the Water Tank.

Matt Huggins
GuestWhere should a thermostat be placed in a house?
For best results, you want the thermostat centrally located. This is a part of the home that you frequently use rather than tucked away in a hall. The thermostat should be positioned at a height of about 52-60 inches. Since heat rises, if the thermostat is higher than that, the readings will tend to be too warm.

Peter Elespuru
GuestWhere should heater be placed in aquarium?
In your home aquarium, the best location for placing a heater is near the maximum water flow, such as the outlet (or inlet) from the filter, or in the stream of a powerhead. Having water flowing directly past the heater is what quickly and evenly disperses heated water throughout the tank.

Tim Perry
GuestShould both thermostats on water heater be set the same?
The majority of electric water heaters have two thermostats: an upper and a lower, located under two control panels. To ensure your electric water heater works as efficiently as possible, you should set both of the thermostats at the same temperature. ... The top thermostat should be a few degrees higher than the bottom.

diEcho
GuestHow does a gas hot water heater thermostat work without electricity?
If no current is produced by thermocouple or thermopile, then gas to the valve is shut off until pilot is re-lit or defective thermocouple or thermopile replaced. The temperature-reading thermostat on a gas valve is located inside a copper tube that protrudes into tank and reads water temperature.

Dirk Vollmar
GuestHow long will hot water heater stay hot without power?
You may be wondering how long water will stay hot in a tank without power, and the answer is typically around a day or two depending on how big your tank is, where it's located and insulated, and how recently you used your hot water supply. In the meantime, you may just need to sit tight and wait out the power outage.

Uwe
GuestHow long will water heater stay without power?
You may be wondering how long water will stay hot in a tank without power, and the answer is typically around a day or two depending on how big your tank is, where it's located and insulated, and how recently you used your hot water supply.

Johannes Weiss
GuestShould you hear your hot water heater running?
If your water heater is making noise like water is running, you probably have a leak or a broken pipe. Although, keep in mind that it is normal to hear water entering the tank when hot water is being drawn.

cherryblossom
GuestShould you turn off your hot water heater when you go on vacation?
It's not recommended to completely turn off a water heater, but you can a significant amount of energy—and money—while on vacation by switching the water heater to vacation mode. ... If you'll be gone during the winter, flush all the toilets in your home to drain the water out of the tanks.

Manish Khatri
GuestWhat should my hot water tank thermostat be set at?
120 degrees FahrenheitThe U.S. Department of Energy recommends setting a tank-based hot water heater to 120 degrees Fahrenheit. If you have never adjusted your hot water heater temperature, it's most likely set on the default setting for most manufacturers of hot water heaters, which is 140 degrees Fahrenheit.

Karthik Bose
GuestWhere is the thermostat on a gas hot water heater?
On most gas water heaters, the gas control valve, which includes both a thermostat and a heat limiting device, are located on the outside of the unit, near the bottom. It can be identified as the component with the controls for temperature and the pilot light.

cnst
GuestWhy would my hot water heater trip the breaker?
There are three possible explanations for a breaker being tripped by a hot water heater: water dripping on the electrical lines, a problem with the unit's thermostat or a problem with the breaker. A malfunctioning thermostat is the most common cause. In this case, the thermostat should be replaced.

A1rPun
GuestHow far should the thermostat be from the return?
about 52-60 inchesIt is actually fine (and some say preferable) for the thermostat to be located near a return intake.
For best results, you want the thermostat centrally located.
This is a part of the home that you frequently use rather than tucked away in a hall.
The thermostat should be positioned at a height of about 52-60 inches..

diedu
GuestWhere is the thermostat of the body located?
hypothalamusIn a human, a tiny part of the brain called the hypothalamus, located behind the eyes, serves as the thermostat.

Josef
GuestCan you lay a hot water heater down for transport?
Transporting a hot water heater can be done safely without damaging the tank. It must be kept upright at all times to avoid damage to the internal liner. ... It should be securely strapped into an appropriate vehicle when in transport so it cannot move.

Tatu Ulmanen
GuestShould clothes be warm after washing machine?
The washing should be rinsed several times in cold water so it should come out cold.
However, if laundry has been spun on a fast spin where most of the water has been extracted, or been left in the drum a while after spinning, it's possible it could feel relatively warm(ish) in hot weather..