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10
votes
5answers
19k views

Did the plumber hook up my water heater backwards?

I just had a plumber install a new 50 gallon water heater, but the cold water pipe is installed to the hot side (the left pipe when facing the front of the heater) and the hot water pipe is installed ...
5
votes
4answers
19k views

What could be causing my water heater inlet pipe to corrode?

There is corrosion forming on the inlet and TP valve connections to my water heater; the outlet seems to be fine. More specifically, the nipples are what is corroding. I have read the copper pipe ...
5
votes
5answers
40k views

Should I use 12/2 or 12/3 to wire a 220V electric baseboard heater and thermostat?

When I bought my baseboard heaters, thermostats and 220V breakers I was advised to get 12/3 wire. When I attempted to install the heaters I found that the thermostats, heaters, and even breakers have ...
4
votes
10answers
65k views

Why is my hot water baseboard heater not heating?

I have classic cast iron radiators in my house and then one "modern" one pictured below. It was installed in the 80s from what I know. It doesn't seem to produce much heat at all. It is properly ...
4
votes
1answer
221 views

What's wrong with an electrical outlet that will power a lamp but not a space heater?

Thought my space heater had died when I plugged it in and it wouldn't turn on, not even the "on" indicator light, so I went out and bought a new one. When the new one wouldn't work either, I tested ...
4
votes
1answer
480 views

What should I do with the white wire when wiring a 240 volt garage heater?

I was given a 240 volt garage heater from a friend. When I built my garage I had the electrician run a wire so I could put a heater in down the road. He ran a orange wire with 4 wires in it black red ...
4
votes
1answer
1k views

What could cause a clicking noise in an electric water heater?

I get clicking sound from our electric water heater as well. it lasts for a while, then stops...then starts again, etc. we recently had technician out who said it needed to be cut back on the setting ...
4
votes
1answer
341 views

Hot air gun / paint stripper for melting plastic

I'm not sure if this is the right kind of question for this site, but I thought that people here are more likely to know the answer. I'm looking for a hot air gun in order to melt plastic - mostly ...
4
votes
2answers
128 views

Why would a patio heater slowly die out over time?

I have a propane patio heater similar to this one... I have an issue where the flame will slowly die down over a period of time. Let's say within 30 minutes it goes from full flame to something ...
3
votes
2answers
172 views

What to do about furnace that's drawing gas odors into the room instead of heat?

I have a gas furnace. It was heating up the place fine and worked for years until the other day. All of a sudden it started drawing air that smelled like strong gas odors into the room rather than ...
3
votes
3answers
6k views

What ampacity circuit breaker would I need for an 18 amp electric heater?

What ampacity circuit breaker would I need for an 18 amp electric heater? Here's a link to the model (IEP-4024), it's North American, 240 volts, 4000 watts, installing it outdoor.
3
votes
3answers
287 views

What kind of portable electric heater should I use in my kitchen?

My landlord doesn't see the need to install a heater in the kitchen, but I do as it's like 12°C (54°F) in it this morning. I'll buy an electric one then. But I realize there are many types: fan ...
3
votes
1answer
387 views

How can I fix a leak in the pipe coming out of my water heater?

There's a water leak in the tube coming out of my heater. Yet the bolts look tightly put. I'm not sure how to fix it. Any idea ?
3
votes
2answers
9k views

Water heater overflow outside drain pipe

My water heater's overflow outside drain pipe has been running hot water out of it non-stop. I turned the inflow water valve to the water heater off and the water stopped running. But what is ...
3
votes
1answer
42 views

How do I get the water pressure back?

I have what seems to be a strange, but hopefully easily solved problem. I have a Rheem Warrior series electric hot water heater in my mobile home. My husband is installing a new shower and we could ...
3
votes
2answers
2k views

Can I connect a combination heater/fan unit to the existing bathroom wiring?

I have a dedicated 15A circuit for a top-floor bathroom fan with heat lamps which draws much less than capacity. There is nothing else on this circuit. I know that code for a 15A 14ga circuit at 80% ...
3
votes
1answer
58 views

New water heater sometimes cold, sometimes hot

I have a new electric water heater (a week old). It does not operate correctly. It took nearly 24 hours initially before there was any hot water. Then we had hot water for maybe half a day. Then cold ...
3
votes
2answers
469 views

Can running both elements of a water heater at the same time increase pressure?

Hot water in an aptartment complex where I am the service electrician is running out because they only put 30 gallon heaters in. Their plumber told the owners to hook up the elements so they run at ...
3
votes
2answers
129 views

Will having an expansion tank on the hot water pipe cause any problems?

I want to replace my water expansion tank and I just found out that it is installed in the hot water pipe coming out from the water heater. From what I've read, it should be installed in the cold ...
3
votes
1answer
3k views

Where should I install a wall heater?

I have a house with no wall heater, and would like to install one. What criteria should I use to help me determine the best place for the heater? Is it better, for instance, to be on an inside wall? ...
3
votes
2answers
1k views

Why is my electric water heater making an intermittent groaning noise?

My 8 year old electric water heater started to make a strange rattling noise a couple of weeks ago. The noise happens at random and lasts for only a few minutes. Short bursts of noise about a minute ...
3
votes
2answers
4k views

Trying to wire a 240v line-voltage thermostat

I am trying to replace my old 240v line-voltage thermostat with a modern version. The problem is that after wiring the new version in like the old it doesn't work. I have (2) 12-2 wires coming out of ...
2
votes
2answers
3k views

Why would a portable heater set off a carbon monoxide alarm?

I've got a small portable heater purchased from Target for about $10. When you first turn it on, it always has that burning smell from the element heating up. It clears up after about 10 min. ...
2
votes
2answers
17k views

Why is my A/C unit running when the heater runs?

So it finally got cold here in AZ. We switched our thermostat from A/C to Heat. Now for some reason when the electric heater runs, the A/C condenser unit outside kicks on too. This is our first winter ...
2
votes
2answers
51 views

Is wiring a 240 volt heater from a sub panel different from wiring it to the main panel?

Since the neutral and ground are isolated in a sub panel, is wiring a 240 volt heater from a sub panel different from wiring it to the main panel?
2
votes
2answers
3k views

How do I wire a 240 Volt 500 Watt baseboard heater?

Do I run 12-2 wire to a wall thermostat and heater off a 20 amp breaker? Does the black and white wire go to a double pole breaker?
2
votes
2answers
5k views

How do I design the circuit for baseboard heaters?

I am designing the circuit(s) for my basement apartment (cca. 800 sq ft) baseboard heating solution. I am planning to buy Berko HBB Series heaters and distribute them as shown in the below table. ...
2
votes
2answers
3k views

How do I use this H/L/V Wiring?

I am replacing an OLD h/l/v with a BROAN 100HFL I DO NOT have a 12/2 and a 12/3 coming from the 3 switches on the wall. I DO have this, two 12/2 coming from the 3 switches AND another 12/2 that ran ...
2
votes
4answers
89 views

Why does hot water only last a couple minutes?

She has an electric water heather. There IS hot water in the tank. When we open a faucet it acts normal, gradually getting hot, but that only lasts for a couple of minutes, then it gets cold. A friend ...
2
votes
2answers
853 views

Wifi Thermostat to Reznor Garage Heater. No “C” wire connection on terminal strip

I just had a 75000 btu Reznor UDAP garage heater installed. Can I run a "C" wire for a smart thermostat if I don't have a C connection on the terminal strip? There is a C connection on the circuit ...
2
votes
2answers
207 views

Can I control a 1500-watt electric wall heater with a motion-sensing switch?

I want to buy a 1500-watt electric wall heater with a built-in fan to supplement heat in a basement room. I want to wire it to an occupancy-sensor wall switch that I can turn off entirely in the ...
2
votes
1answer
3k views

How can I prevent heat loss through heater/air conditioner wall units?

HVAC experts out there... I live in Wisconsin and it gets mighty cold here! I have a condo with 2 wall units that are used for both air conditioning and heat. My heat bill in the cold winter months ...
2
votes
1answer
110 views

Water heater repair

I have an on demand water heater. I have 3x 40 amp breakers in sub pannel as that is what it calls for, but only a 100 amp in main panel feeding sub panel. Would this cause no hot water? The lights ...
2
votes
2answers
11k views

How far should my wall be from my furnace/water heater?

) we are refinishing the basement and are enclosing the furnace/water heater, leaving a thin 27" door. My water heater sits back beside my furnace and the enclosure is going to be square so I think ...
2
votes
1answer
243 views

What can I do about an old steam baseboard heating valve that wont turn?

It is currently the fall. It is cool outside but is like a sauna inside due to the heaters in my apartment. I have complained about this issue repeatedly to the building super and office. They said ...
2
votes
2answers
2k views

How can I make this old space heater more quiet?

I have an old space heater running along the outside-facing walls. It's a very simple heater: it consists of a pipe, a heat sink all along it, and a cover. I don't know what's inside the pipe; most ...
2
votes
2answers
81 views

How can I install a drain pan under my existing water heater?

I want to install a water heater pan under my 12 year old water heater. It is located in the basement and is on bricks. I can't figure how I can physically get a pan under the water heater. Thanks.
2
votes
1answer
57 views

What could cause corrosion in a water heater?

My water heater was replaced about 5 years ago. Recently I discovered some corrosion on some of the pipes and valves connected to the heater. Pictures are attached. I have yet to inspect the anode ...
2
votes
0answers
602 views

Why isn't my Empire heater getting any gas? [closed]

My Empire heater does not seem to be receiving any gas when I turn or press the pilot knob. I believe the gas is supposed to flow when you press the pilot knob to light the heater but nothing comes ...
1
vote
4answers
335 views

Can I reduce capacity of a water heater?

I recently purchased a large fixer upper with a 135 gallon AO smith gas water heater built in 2001. Only two people are living in the house so we need a fraction of that amount. Do water heaters ...
1
vote
3answers
8k views

Why don't my Radiators get hot?

When I turn on my heat, the pump attached to the boiler comes on but the pipes don't get hot and the radiators never do either. I've bled them and believe they are hot water radiators (since there ...
1
vote
2answers
72 views

Electric baseboard wiring

I have a 240v 1500w 6.5a electric baseboard heater with a wall mounted thermostat. What I found out is that the the thermostat and all the outlets in the room are on the same 20a breaker with this ...
1
vote
2answers
142 views

Why would a gas water heater discharge water in the winter?

Bradford White gas water heater discharges about an inch of water into a five gallon bucket over 3 to 4 days. It is less than a year old. Is it working properly, or does it need repair already?
1
vote
1answer
16 views

12 gauge on 30 amp circuit - after thermostat

I have 2 2500 watt baseboard heaters that I'm planning on running off of a 30a 240v breaker. My question is, because the thermostat is close to the panel, can I run the 10/2 JUST to the thermostat, ...
1
vote
1answer
38 views

No hot water at faucets after replacing water heater

No water comes out from any hot water faucet--only the cold side after replacing water heater. How do I fix the problem?
1
vote
3answers
3k views

Help. why is my heater gas shutting off, shutting down flame and pilot

I have a KINGSMAN gas heater, Model FV-5000N, quits working. After I relight pilot, turn switch to on, the flame lights and begins to heat, then after about 30 seconds, there is an audible click from ...
1
vote
2answers
5k views

How should I install a thermostat for a baseboard heater?

How would I go about installing a thermostat for my bedroom's baseboard heater? I've seen lots of articles on how to replace an old thermostat but I'm installing a thermostat for the first time here. ...
1
vote
3answers
90 views

Water heater not staying hot more than 10mins

I live in a one bedroom apt. Our water heater is not the normal 40gallon but a smaller 20gallon. When we moved in it was hot for at least 30-45 mins. Now it stays hot for less then 10. My maintance ...
1
vote
2answers
37 views

Should I turn power to the leaking water heater off along with the water?

Water heater is leaking so we turned off the water to it. Should we shut off the power too until it's fixed?
1
vote
2answers
97 views

Electric water heater leaks around the top, how do I fix it?

My water heater is leaking from the top around the copper fittings. It seems to be filled to capacity. Will adjusting my pressure relief valve stop my water heater from leaking? I turned the main ...