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Anonymous Posted on May 22, 2016

Can I install a 19 gallon hot water tank to a 120 volt breaker?

1 Answer

L Pfaff

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  • Water Master 11,573 Answers
  • Posted on May 22, 2016
L Pfaff
Water Master
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Anon, It would only work if that was meant to be hooked up that way. Check the specifications in the manual or the plate on the heater itself. Check the attached links,instruction and guides, 1st link shows typical wire hook up on both 120 and 240 v. Good luck .
"I hope this helped you out, if so let me know by pressing the helpful button. Check out some of my other posts if you need more tips and info."
Basic 220 Volt water heater circuit
Common Mistakes in Hot Water Heater Installation Hot Water Heaters
How to Install 120 Volt 20 Gallon Electric Water Heater
electric hot water heater specification plate Google Search

5 Related Answers

Anonymous

  • 11 Answers
  • Posted on May 25, 2009

SOURCE: cant reset or get lights on hot water tank or energy smart

I've worked on these before and most of the time it is the computer board which goes bad. I would check to make sure that my connections at the heater are good and that you have power up to that point. If you do then the board is bad and you will have to contact whirlpool.

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Anonymous

  • 2 Answers
  • Posted on Sep 27, 2009

SOURCE: Rheem 40 gallon gas hot water heater, pilot light

To make a short story long (I need to include all details, sry)…

I got up one morning and realized that we did not have hot water. I re-lit the pilot light and as soon as the burner went out from heating the water up, the pilot light would go out. After reading several posts regarding this issue, it seemed apparent that the thermo-coupler was the problem. Since I am a little bit handy around the house and very tight when it comes to opening my wallet, I bought the device from Lowe’s ($8.98) that was recommended by my online advisors and after a few googles, figured out how to change it. No help. The pilot light still goes out.

I gave up and went to Home Depot to purchase and schedule the installation of a new hot water heater.

STICKER SHOCK

A new Direct Vent type water heater costs around $800 with an additional $450 for “special” installation. Add a few fees to that and the grand total came to about $1450.

I felt like I had no choice since my wife and 2 daughters refused to live their life without hot water and I had no clue about how to fix the dam thing.

The plumber assigned to the installation stopped by to evaluate the site conditions and quickly noted to me that the 8 year old water heater tank was in good condition and that the gas controller was probably faulty, which could be purchased online from the manufacturer. I quickly cancelled the Home Depot order and purchased the controller for about $120 after shipping and tax. Immediately after the installation it seemed that the problem had been solved. A few days later the pilot light went out.

I called the plumber and explained the situation and he recommended that I purchase another controller because the one that was shipped to me was probably bad. I searched around town and found a plumbing supply company that had the correct model in stock. Two days later the pilot light was out. I cleaned up the controller and returned it to the store and asked the plumber to please schedule a visit to repair this dam thing.

When the plumber arrived, he hooked up a gauge in several locations and confirmed that the correct amount of gas (cfm) was being delivered to the controller, pilot light and burner. He then proceeded to remove the fire box to make sure that the igniter, thermo-coupler and pilot tip were set properly. He inspected the pilot light tip and said that he found the problem. Using about a 1/64” tip drill (can be purchased at a welding supply store), he cleaned the tiny hole that releases gas to the pilot light. I felt a sigh of relief because I was certain that the problem had been solved. $65 dollars (plumber’s fee for an hour of work) and 4 days later the pilot light went out.

I called the plumber and he said that the controller that I purchased online must be bad. Too embarrassed to return to the first plumbing supply store, I found another one in a different town that had the correct model in stock. Three days after changing the controller the pilot light went out. I returned the controller and a six pack later I decided to do some extensive googling.

The key term here is “DIRECT VENT”. This seems to be a very common problem with direct vent water heaters and I was about to find out the reason for this phenomenon. I read a post by an individual who wrote that if the vent becomes detached that the inflow of air can become contaminated and extinguish the pilot light. I decided that before I spent any more money on a plumber that I was going to take the vent apart and find out what makes it tick.

My direct vent system has 2 parts to the venting, an inner pipe (3” nominal diameter) that serves as the exhaust and the outer pipe (5” nominal diameter) that serves as the internal flow of air which supplies the pilot light and burner with oxygen. On the outside of the house a vent hood helps to segregate the two by extending the exhaust about 3” beyond the intake. I looked into the hood at the end of the pipes and discovered that the internal pipe which consisted of a 2 piece slip joint had come loose from the elbow that sets on top of the water heater. This slip joint pipe was not attached at any point with screws or clamps and was loosely setting over the elbow on one end and into the hood on the other end, allowing it to detach. Apparently, when atmospheric conditions were right, the burner idled down from heating up the water and extinguished the pilot light because the intake was saturated with CO2 from the connection failure.

I purchased a section of 3” pipe that was long enough to be installed in one piece. I connected it to the elbow using a stainless steel hose clamp. I had to disassemble the pipe 3 times to make adjustments to the length and position before I got it right, but I should not have any more problems with the pilot light.

The problem here is time. It takes a lot of time to get this right. When the plumbing contractors installed this unit during the construction of the house, there was no one around to make sure that they got it right. It is probably common to use a 2 piece slip joint type connection, but I feel like it should be attached with screws or clamps. In my opinion it is not rigid enough and can detach easily, especially if it is not installed properly. A one piece connection that is attached at one end with a hose clamp and then held in place at the other end by the hood is fool proof.

Anonymous

  • 399 Answers
  • Posted on Nov 19, 2009

SOURCE: what is proper vent size for my hot water heater

go to 4 better to big than finding 3 was to small

Anonymous

  • 24 Answers
  • Posted on Dec 19, 2009

SOURCE: run out of hot water quick

There is a thin plastic fill pipe in every storage water heater. Its where the cold water is fed in from the top... it travels the entire height to the bottom, as hot water sits on top. There is likely a crack in that tube. It is replaceable, but it is a very big nuisance depending on the size of your tank.
If thats not it, its potentially a weak high limit. Which shuts the tank heat off and never lets the tank reach it optimal temperature.

Gene Haynes

  • 5391 Answers
  • Posted on Sep 25, 2012

SOURCE: Rheem 50 gallon Electric Water Heater 81V52D C repair ideas needed

It could be element shorted to ground through steel tank, so don't touch tank when breaker is ON.
Or you have undersized 12 gauge wire and 20 amp breaker and the heat has loosened breaker on the busbar. Breaker trips when heat exceeds breaker limit. Jiggle breaker and listen for crackling sound.

To restore hot water now:
Turn off circuit breaker, and open top cover then Push in reset button on top of heater to restore functionality. Put back insulation and factory cover.
To fix water heater: test and replace bad element.
http://waterheatertimer.org/How-to-test-water-heater-element.html
If problems continue
http://waterheatertimer.org/How-to-troubleshoot-electric-problems-with-water-heater.html#trip-breaker
http://waterheatertimer.org/Troubleshoot-household-electricity.html

If you need further help, I’m available over the phone at https://www.6ya.com/expert/gene_9f0ef4df2f9897e7

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Related Questions:

0helpful
1answer

Should I have power at both elements all the time?

Push circuit breaker fully off and then fully ON
Test for 240 volt across top twp screws on upper thermostat.
If tank was not full of water when breaker was turned on, then upper element burned out.
http://waterheatertimer.org/How-to-troubleshoot-electric-problems-with-water-heater.html#new

Yes both elements will test for 120 volt to ground at all times... but it takes 240 volt to heat element
http://waterheatertimer.org/Element-tests-for-120-Volts.html

Gene


Water Heater Timers Save Money

If you need further help, I’m available over the phone at https://www.6ya.com/expert/gene_9f0ef4df2f9897e7

0helpful
1answer

Hot water recover time

No.
Fold-back elements are low-watt-density, so element does not burn out as easily since heating is spread across more surface area. But recovery remains 16 gallon per hour.
20 amp breaker and 12 gauge wire: max 3800 watts
30 amp breaker and 10 gauge wire: max 5800 watt.
4500 watt element heats 20 gallons per hour.
http://waterheatertimer.org/How-to-replace-water-heater-element.html
http://waterheatertimer.org/Increase-amount-of-hot-water.html
Instead of changing elements: Set thermostats higher so more cold is added to hot water, and then you have more hot water available inside tank.
Gene

If you need further help, I’m available over the phone at https://www.6ya.com/expert/gene_9f0ef4df2f9897e7

0helpful
2answers

I have a problem with a state 30 gallon hot water heater,the tank states 240 v but there was only 120 running it ,it has one element ,everything was working until the outside water well pump quit since the...

Thermostat is rated 120-208-240-277 volts.
Element will work with any voltage too, no matter rating on label. It will burn at different temperatures at different voltaGES.
Any voltage should run water heater.
Copy following links:
http://waterheatertimer.org/Figure-Volts-Amps-Watts-for-water-heater.html

Push in reset button.
Make sure tank was full of water before turning power ON. Or element will instantly burn out.
http://waterheatertimer.org/How-to-troubleshoot-electric-problems-with-water-heater.html#new

Are you testing voltage across top two screws on element.
http://waterheatertimer.org/images/Upper-thermostat-w-wire-a-2.jpg
Or are you testing each leg to ground?
http://waterheatertimer.org/images/Inside-Main-Breaker-Box-12.jpg

Gene
h

If you need further help, I’m available over the phone at https://www.6ya.com/expert/gene_9f0ef4df2f9897e7

1helpful
2answers

Electric Water Heater blows fuse, but only every few years

Your residential water heater is not 9000 watts. Or it would blow the fuse every day and melt the wire. Instead, you have dual-element non-simultaneous 4500 watt water heater.
http://waterhatertimer.org/How-it-works.html
http://waterheatertimer.org/Figure-Volts-Amps-Watts-for-water-heater.html
Look at label for 'total connected watts'
http://waterheatertimer.org/images/Whirlpool-energy-smart-watt-rating-IMG_2600.jpg
25 amp breaker or fuse and 10 gauge wire is minimum acceptable for 4500 watt water heater.
http://waterheatertimer.org/Color-code-wire.html
Troubleshoot blowing breaker or fuse:
http://waterheatertimer.org/How-to-troubleshoot-electric-problems-with-water-heater.html#trip-breaker
Why does it blow fuse once each year?? I don't know.
Fuses and breakers trip when overheating occurs on wire.
Each fuse or breaker is rated for heat, and over time, it will get hot and then cool and then get hot again ... this action weakens fuse or breaker.
To solve problem: install 3500 watt elements (and clean sediment out of tank). Wire will run cooler, and fuse will last longer. Whole fuse box will demand less power, and run cooler, and will last longer as a result. So there is less stress on electric service panel.
http://waterheatertimer.org/How-to-replace-water-heater-element.html
3500 watt element will heat water to same temperature, but takes longer. For example: 4500 watt heats 21 gallons per hour, while 3500 watt heats 17 gallons per hour.

If you need further help, I’m available over the phone at https://www.6ya.com/expert/gene_9f0ef4df2f9897e7

1helpful
1answer

I HAVE A 30 GALLON DUAL ELEMENT WATER HEATER I HAVE 120 VOLTS COMING IN BUT AM ONLY GETTING 60 VOLTS TO BOTTOM THERMOSTAT

jan 2013
Reset circuit breaker.

1) Dual element tanks are 240Volts.
Copy following link for troubleshoot walk-thru
http://waterheatertimer.org/How-to-troubleshoot-electric-problems-with-water-heater.html#electricity
http://waterheatertimer.org/How-it-works.html

2) Buy cheap multi-meter at hardware, and test for 240Volt across top two screws on upper thermostat.

3) Add a comment for more assistance

If you need further help, I’m available over the phone at https://www.6ya.com/expert/gene_9f0ef4df2f9897e7

0helpful
1answer

Rheem 50 gallon Electric Water Heater 81V52D C repair ideas needed

It could be element shorted to ground through steel tank, so don't touch tank when breaker is ON.
Or you have undersized 12 gauge wire and 20 amp breaker and the heat has loosened breaker on the busbar. Breaker trips when heat exceeds breaker limit. Jiggle breaker and listen for crackling sound.

To restore hot water now:
Turn off circuit breaker, and open top cover then Push in reset button on top of heater to restore functionality. Put back insulation and factory cover.
To fix water heater: test and replace bad element.
http://waterheatertimer.org/How-to-test-water-heater-element.html
If problems continue
http://waterheatertimer.org/How-to-troubleshoot-electric-problems-with-water-heater.html#trip-breaker
http://waterheatertimer.org/Troubleshoot-household-electricity.html

If you need further help, I’m available over the phone at https://www.6ya.com/expert/gene_9f0ef4df2f9897e7

0helpful
1answer

80 gallon tank what is the voltage and how do i hook electric wires to it

Most Larger water heaters are 220 volt ac single phase. This means you need 3 wires, two hot wires one neutral or ground. You will need to come from the breaker box off of a dual breaker of 30 amps or better. See the manual with the new heater. In your breaker box you have two sides or in coming service. The right side and the left each side is hot 110volts ac. you need to pull one leg (hot) from each side into the dual breaker out to the heater connections. The ground or neutral wire is un-insulated copper. Run these wires out to the heater. One black hot at 110 vac, one white hot at 110 vac and one plain copper ground.
0helpful
1answer

We have installed a Lowboy L56 50 DOLS 1026T449635. The breaker is new and is a 30 amp. The wire is 10 gauge. The wires aren't crossed and each shows 120 volts when tested. The panel shows 120 on each...

Question: Do Low boy heaters, have a heater at the bottom, AND at the top?--- and are BOTH of the heaters working, on the 'either/or thermostat?
(By 'either/or'-- I mean, that it first turns the top element on, and when it is satisfied, THEN it turns the bottom on, until the whole tank is heated..) -- I would say this is an advantage of the taller tanks...

The taller tanks stratify VERY WELL--- (And the incoming cold water stays right at the bottom, and you take the HOT water off the top-- until suddnely it all goes to COLD.

I am wondering if the Low boy heaters might MIX more thatn the tall ones,-- thus going to WARM water sooner--- due to poor stratification.
Could you test that out, and try to folow the cold water line up the tank, as the Hot water is drawn off?

Another thought:
The Cold Fill tube, does go all the way DOWN to the bottom of the tank, right?--
And does it gently let the cold water flow across the bottom, and not 'rotatee the waer in the tank, as it replaces the hot water being used?
Otherwise the cold water will mix very early-- and give this same problem...
(I have heard of those center tubes falling off in shipment...
Did you by any chance check that, when you installed it?)

A final thought: What if the water draw was extremely fast?-- (Like if the water pressure is exceptionally HIGH--) might that upset the stratification, and cause the same problem, too?

If the hot water is drawn more slowly, can the customer get 30 or 4 gallons of HOT water, before it all goes cold?

Mack B
0helpful
1answer

It is leaking out of the top. not out of the hot or cold valves but out of a nut by the cold side.

Your tank is rusted out and needs to be replaced.
Link below is a troubleshoot for leaking water heater.
http://waterheatertimer.org/Leaking-water-heater.html

Protect yourself first:
If your tank is rusted, there is danger of rupture.
My friend welded his leaking tank, but he assumes the risk.
Ruptured tank can cause massive damage and water runs until it is shut off.

Hot water tank is under pressure because hot water expands and pushes against tank wall.
Turn off water to tank.
Turn off power supply:
Electric: turn off circuit breaker.
Gas: rotate knob to pilot so pilot stays lit but burner will not fire. To turn back on, rotate knob to ON.
Open hot side bathtub valve and relieve pressure on tank.

You can limp by with rusted tank by turning water heater on when hot water is needed.
Shower uses 5-9 gallons hot water
Bath uses 12-15 gallon hot water
Ordinary gas heater makes 41 gallons hot water per hour
Ordinary electric heater makes 20 gallons hot water per hour.

I buy water heaters at Lowes, Home Depot, Ace.
Look for scratch and dent models.
Buy drip pan for water heater.
Wrap electric heater totally with insulation except TP valve.
Buy new flexible connectors for water lines.
Offer 15% less than marked price on tank, because the store makes money on additional items.

> Most people can install their own electric heater since you just connect water pipes and electric wire, and it's done. Read link below since there are tips that help you buy and install electric.
> Generally people are nervous about installing gas water heater, so step-by-step instructions are shown on link below. Remember gas line is under less pressure than water line, so if you can install a water pipe, you can install gas line to water heater with crescent wrench, and soapy water to check for leaks.
How to install gas water heater:
http://waterheatertimer.org/How-to-install-gas-water-heater.html

Add a comment for more free help.
Also take advantage of fixya phone service.
For a price, fixya expert speaks with you over phone while you work on water heater, or any do-it-yourself project.
1helpful
1answer

Is the atwood g6a7 hot water tank interchangeable with the atwood g6a3 tank

If your replacing complete tank and front face, yes. If just replacing aluminum tank itself, take a look at front face and see if it has all the same holes for pressure relief valve, etc. Either 6 gallon tank will fit, it's usually the features that are different, such as electronic ignition, or one has gas and hydro operation, where other is gas only. Obviously the electronic ignition requires a 12 volt DC source for it to work, where just manual light does not, as well as 120 volt operation requires a hydro hook-up if you want to use that option of it.
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