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Bob Trahan Posted on Mar 21, 2013
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Can I install a junction box before my water heater junction box?

My circuit from the panel is about 20 ft but my new tank is about 23 ft, so I want to put a junction box at 20 ft, and run a 3 ft wire to the junction box on the hot water tank. Is that exceptable?

1 Answer

Gene Haynes

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  • Water Heaters Master 5,391 Answers
  • Posted on Mar 22, 2013
Gene Haynes
Water Heaters Master
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Joined: May 07, 2012
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Junction box is fine.
Must be accessible and not hidden inside wall.
http://waterheatertimer.org/Color-codewire.html
http://waterheatertimer.org/How-to-select-right-wire-nut.html

43 feet is not over 100 feet, so wire size can stay same.
Recommend 30 amp breaker and 10 gauge wire for 4500 watt water heater.
If circuit has 20 amp breaker and 12 gauge wire, recommend 3800 watt elements.
http://waterheatertimer.org/How-to-replace-water-heater-element.html

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

5 Related Answers

Anonymous

  • 33 Answers
  • Posted on Jan 28, 2009

SOURCE: wiring a wh40 intermatic timer to a sears hot water heater

Shut off breaker to you water heater. STILL TEST FOR VOLTAGE BEFORE YOU TOUCH ANY WIRING. The 3 wire that go to you water heater disconnect them. You are going to install them to your WH 40 timer.
The wires that you disconnected will now go to terminals: Black to Terminal 1 & White To Terminal 3, The Ground copper wire will go to the ground terminal should be a green screw.
You will have to buy some 10/2 wiring to go from your timer to your water heater. You can buy it by the foot at Lowes. Figure how much you will need.
With the new 10/2 wire install the Black to terminal 2 & White To Terminal 4, the ground wire will go to the ground screw with the other ground wire.
Wiring that went to terminals 2 & 4 will be installed to you water heater, the same way when you disconnected them. Set your timer clock and your done. Turn breaker back on!


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Allen Neal

  • 359 Answers
  • Posted on Feb 07, 2009

SOURCE: Water heater ground

run to breaker panel or drive a 8ft ground rod and connect to it the water line is no longer acceptable as the public utility's are using pvc for gas and water now and this is no longer a practice you could use the ground rod that is already installed on your service and use connector , but something you might do well to check is to make sure in the process of installing the plastic pipes the ground going to the panel was not also disrupted if so you will need to install 2 8ft ground rods at least 6 ft apart and daisey chain together with proper size ground wire . # 4 solid for 200 amp and # 6 solid for 100 amp service , I would make sure the panel ground is solid very important for safety ,, let me know if i can further assist

Donni Steen

  • 687 Answers
  • Posted on Mar 31, 2009

SOURCE: Hot Water Heater in 1991 Pace Arrow RV is not working

If you look on the outside of the RV, you will find the vent for the water heater behind and access door. There usually is a drain plug and valve located as well. Generally they will be tucked away under the kitchen sink area with internal access as well. You will need to find where the valve that shuts the water off to the unit is and turn it on. Most times the water heater is either electric or propane. But sometimes they are only propane. Once your find the access door, you will know where the water heater is. You can also contact Fleetwood who makes the Pace Arrow to see if they have any information on your unit. Usually your unit info or trim number will be located on a little plaque right by the entrance to the RV. You will need this when you contact them. Hope this helps.

Donni Steen

  • 687 Answers
  • Posted on Apr 02, 2009

SOURCE: How to install a new temp sensor Whirlpool electric water heater

The instructions for installing the sensor will probably included with the new part. Also, when you receive the part and actually see it, you will probably know where it will go. Sometimes, things like this happen even with new units. I have had bad thermocouples on brand new units right from the factory. It happens and unfortunately it happens to us sometimes. Good luck and if you get the part and still have trouble, contact them again. If you would have bought a GE (Rheem) unit, they would have sent a tech out to your house at no cost. I'm not a fan of Whirlpool water heaters.

Anonymous

  • 166 Answers
  • Posted on May 27, 2009

SOURCE: no hot water, control board light stays green

It may be bad thermostat terminals of the water heater, or, alternatively, the very top heating element is in need of replacement. See this handy diagnostic article for more info:
http://yourhandymanzone.com/Your_Handyman_Zone_How_To_Pages_Home_Improvement_Zone_Heating_Systems_Water_Heaters_Cold_Water_Still_Released_Despite_Water_Heater.htm

Hope this helps.
Brad

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Related Questions:

0helpful
2answers

Why does my Rheem 10 gal water heater pop the breaker?

If it is a electric water heater could be a bad element

I’m happy to help further over the phone at https://www.6ya.com/expert/vincent_f7b7c5f4dedd2565

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Why do I have water in my electrical cord to water tank junction box

The tank is leaking and in need of replacement or a connection at the top is leaking
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AE 125 Just Stopped Working Altogether,,,Still Has Power But No Light Or Hot Water?

Turn circuit breakers fully off and then back on.
Use nose to smell for burning inside main panel.
Make sure you are getting 240Volt and not just 120V from one leg of the breaker.
Do stress test on breaker panel.
http://waterheatertimer.org/Troubleshoot-household-electricity.html#stress

Least expensive solution: Replace tankless computer for $285 buying tank-type electric water heater from local box store.

If tankless computer is new, then call installer.
If you installed it yourself, call professional installer.
http://waterheatertimer.org/How-to-wire-Tankless-electric-water-heater.html

Gene
h

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

0helpful
1answer

I have a rheem 40 gal electric water heater. The GFI on the tank keeps popping do you know what could be causing this

10-23-12
Your tank has a GFCI circuit breaker?
Maybe you mean ECO reset button located on upper thermostat?

If GFCI circuit breaker is tripping, turn power off, open covers inspect for burned parts, and test elements. Copy following link for troubleshoot walk-thru:
http://waterheatertimer.org/How-to-troubleshoot-electric-problems-with-water-heater.html#trip-breaker

If ECO reset button is tripping, then replace both thermostats, and test elements.
http://waterheatertimer.org/How-to-replace-thermostat-on-electric-water-heater.html
http://waterheatertimer.org/How-to-test-water-heater-element.html

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

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Water heater won't come on

Go to your electrical panel and see if the circuit breaker has tripped,if so then your heater element is bad and may need new water heater,
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Replaced thermostat, replaced heating elements, replaced wiring to electric box, water heater still does not work

Take 20 minutes and do complete troubleshoot.
http://waterheatertimer.org/How-to-troubleshoot-electric-water-heater.html

Things to look for are:
1) sediment inside tank shorting out lower element.
2) wire broken or shorted between parts
3) thermostats not wired correctly
4) water heater not getting 240V from circuit breaker, so water heater tests for 120 and appears to have electricity, but circuit is not complete.
http://waterheatertimer.org/Test-electricity-to-water-heater.html

Add a comment for more free help.
Also take advantage of fixya expert assistance live.
For a price, expert works with you while you work on water heater or any do-it-yourself project.
Fixya is always less expensive than a service call.
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.
0helpful
1answer

Rheem water heater model #82V661 serial # RH0106D11663 leaking water at lower panel. Water is coming from above wiring and control panel. Is this fixable or need to be replaced? Mfg date is 01/2006

You have 240volt electric water heater
Check both elements for leaking.
Check top of tank for leaking pipes.

If water heater is leaking from side of tank, then tank is rusted out and could rupture.
This tank must be replaced.
http://waterheatertimer.org/Water-at-bottom-of-water-heater.html

My friend welded his tank to get more life out of tank, but he assumed the risk.

Hot water heaters are under pressure from heated water which expands.
If tank ruptures, water will flood out of tank and water will run until shut-off is turned OFF.
This causes major damage inside home.

Protect yourself first, and then let's talk more.
1) Turn off water at shut off located on cold water line above tank.
2) Turn off power to water heater:
Gas heater, rotate valve to 'pilot' so pilot is lit but burner does not turn ON.
Electric heater, turn off circuit breaker.
3) Open tub spout on hot side and let run a bit to relieve pressure.
4) Now your property is safe.

You can limp along with failed heater if leak is slow.
Turn heater ON when you need hot water.
Typical Gas heater makes 41 gallons hot water per hour.
Typical Electric heater makes 21 gallons hot water.
Shower uses 5-9 gallons hot water, bath uses 12-14 gallons hot water.
http://waterheatertimer.org/images/Water-heater-reference-guide-2.jpg

If you are going to install heater yourself:
Look at label on side of old tank to identify size and particulars.
I buy ordinary heaters from Lowes and Home Depot and always buy scratch-n-dent models when possible, because superficial damage to outer tank does not lower lifespan of heaters I have installed.
Buy same size heater if it worked fine before.
Buy new flexible water connectors.
Set water heater in drip pan.
Offer 10% less than price shown. Make them deal with you. Shop Ace hardware, Lowes, Home Depot. Kick the tires since you have a bit of time.

I know you have electric heater, but many folks read these answers, so I include info on gas too.
#1 rule) tankless heaters are a rich-man's toy, because tankless will never pay you back, and will become major money pit if you encounter 1 repair. Electric tankless heaters require larger electric service box. Gas tankless require larger gas line (larger gas line, more gas consumption, bigger bill unless you cut consumption)
2) How to install gas heater:
http://waterheatertimer.org/How-to-replace-gas-water-heater.html
3) How to install electric heater:
Read link above because many of same steps apply to electric.
The difference with electric, is turn off power, disconnect wires, and reconnect wires exactly like before. Set electric heater directly on insulated surface like dense blue styrafoam. Cut styrafoam in circle so it fits inside dip pan. Wrap entire electric heater with insulation blanket, except don't cover TP valve.
4) Connect bare copper jumper wire between hot and cold pipes to prevent stray current corrosion which will shorten life of tank. Make sure cold water line is grounded.

Also read:
http://waterheatertimer.org/9-ways-to-save-with-water-heater.html

Add a comment for more free assistance.
Also take advantage of fixya phone service.
For a price, fixya expert speaks to you via phone about any do-it-yourself problem.
0helpful
1answer

New water no hot water

Hello, I just noticed this question, which provides more info than your other one did. I thought you had an existing (older) water heater and provided info for checking a potentially faulty, (failed) heating element.

After seeing and reading this question, it sounds as if you have a problem with the 220V-AC electric supply going to the water heater. I would start by checking the circuit breaker to verify that the breaker is operating properly, since it might be that you're only getting one side of the breaker to pass electricity to the water heater, meaning that the heater isn't going to be able to operate at 120 volts properly.

There could also be a bad connection at the water heater when it was installed, or a break in the wiring from the electric panel to the water heater. Check at the circuit breaker panel first, being careful to test the breaker with a multi-meter to verify that the breaker is passing the voltage from panel thru to the screws that the wiring is connected to.

You will need to follow the circuit from the panel all the way to the water heater, taking care to check any connection points, such as a possible junction box. However, the wiring from the panel to the water heater, should be one continuous run without any other junctions or splices, so if the wiring is faulty, you will need to replace the wiring to be in code compliance.

I hope you find this Very Helpful and best regards!
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