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10
votes
3answers
8k 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
2answers
15k 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
1answer
196 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
137 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
864 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
4answers
8k 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 ...
4
votes
1answer
295 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 ...
3
votes
2answers
162 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
1k 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
162 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
299 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
4k 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
2answers
1k 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
2answers
2k 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 ...
3
votes
1answer
2k 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? ...
2
votes
2answers
527 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
9answers
27k 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 ...
2
votes
2answers
342 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
1k 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
6k 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
1k 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
1answer
2k 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
2answers
1k 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
1answer
51 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
1answer
555 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 ...
2
votes
0answers
355 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
160 views

Can I reduce capacity of a cold 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
2answers
33 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 ...
1
vote
2answers
2k 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
2answers
149 views

Why is water flowing into my hot water tank from the output pipe?

When I was replacing the hot water heater and the shut off valve I found this issue. Once I turned on my main water I kept the shut off valve closed to the input so I could ensure there was no leak ...
1
vote
1answer
2k views

How can I safely remove one baseboard heater out of a set of two?

I have two baseboard heaters on either side of my living room. They are both on the same breaker and connected to the same thermostat. The breaker looks like it takes up two spots and has a 20 on the ...
1
vote
4answers
2k views

Gas heater not turn on, but fan-only still works when switched on from thermostat

my up-level heating system (gas heater) stopped working if the thermostat is at auto; fan can be on without warm air if switch the thermostat to ON from Aotu. Is this a thermostat problem or heat ...
1
vote
2answers
370 views

Installing a switch for a water heater's lower element

I'd like to install a switch for the lower element of my water heater. I haven't even looked inside the water heater yet, but I'm a little confused about what the best way to go about doing this ...
1
vote
1answer
397 views

How do I quiet a noisy furnace condensate pump?

I have a mostly-finished basement, with the furnace in a utility room off the main room. I feel the condensate pump is noisy, but this is my first heater with one, so I'm not sure if its normal dB or ...
1
vote
1answer
217 views

How to check the heater element of an Electrolux ESI 6160 dishwasher?

I have an Electrolux dishwasher, that occasionally does not heat the water. I suspect that the heating element is somewhat badly connected. How can I check that. Especially, does someone have ...
1
vote
3answers
778 views

Cannot figure out wiring of most basic Honeywell thermostat (heater only)

I live in an apartment with central heat. It's controlled by a round Honeywell thermostat. The heater ticks really loudly and annoyingly when it heats up and cools down (probably a topic for a ...
1
vote
1answer
640 views

Why is my electric wall heater slow to turn on and then quick to shut off?

I have a few electric wall heaters in my bathroom and laundry room made by Intertherm. They may be 30 years old. When you turn the dial to high, it takes 10 minutes or more before it actually turns ...
1
vote
2answers
1k views

How do I diagnose a thermostat and HVAC that intermittently doesn't respond?

My gas heater for the whole house does not follow the thermostat settings on some mornings. I have set it to 70 degrees at 6 am but now it is still 60 at 8 am. This happens weekly once or so and seems ...
1
vote
0answers
26 views

My gas heater relief valve keeps blowing, is the circulator installed backwards?

So I had a contractor put in a new circulator last season. Its a honeywell PC3F. I tried turning my heater on for the first time this season and the relief valve blew. I tried replacing that and ...
1
vote
0answers
323 views

Do I need to add a protective layer to insulation for wall heater?

I am going to install a 4000 watt wall heater to an add on. It is the kind of wall heater that is seated in the wall. i also plan to install insulation in between my wall studs. there will be ...
0
votes
3answers
3k 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 ...
0
votes
1answer
89 views

Why are there planks above the heaters?

Just moved in a new house. All heaters have a plank (same width and depth as the heater) 10cm above them. Please see the picture below: I conjecture it's for preventing some of the heat to go ...
0
votes
1answer
40 views

How can I build custom air ducts for an in-wall heater?

I have a in-wall heater just like this one: It sucks cold air from lower part of vent, heats inside, and blows it out in the upper part of the vent. Now I have the basic problem of putting a ...
0
votes
2answers
73 views

Bypass the Timer FM-DS3(e) on Hyundai heater

I have the oil heater Hyundai with mechanical Timer FM-DS3(e). I want to baypass the timer. Let the energy go on the heater. Looks like energy (red)cabel comes to 4 and one part of (white) cabel comes ...
0
votes
2answers
94 views

Do I need to shut off gas water heater if I turn off water?

I'm renting a house in Washington DC but the house is going to be empty all of December since I am going home for Christmas. I'm very concerned about the pipes bursting. I would just leave the house ...
0
votes
2answers
79 views

On demand water heater using a propane tank

I have a single wide trailer. (The main gas line blew out the back and is under code so $4,000.00 to fix it plus permits because the main need to be moved from under the Trailer). I would like to ...
0
votes
1answer
349 views

My plumber installed my hot water baseboard backward. The feed and return are hooked up backward. What problems will this cause?

I believe my hot water baseboard heater was hooked up wrong. The feed and return are opposite. The plumber said it's not a problem as we'll still get heat. Is that so, because we don't get a lot of ...
0
votes
0answers
9 views

How can I stop my HVAC condensate drain line from freezing? [duplicate]

My heater does not overly produce condensate, but my line freezes easily. I took other recommendations posted and have it cut short, insulated and covered with now two heating tapes and I still have ...
0
votes
1answer
52 views

What does code 15 on a pennco gas boiler series 15b mean?

I have new pennco gas boiler,series 15b. It reading the code sta 15. I don't understand the explanation for code 15 in book. I think it may have to do with thermostat?
0
votes
0answers
501 views

Where to connect a c-wire on a furnace with existing two wire mercury thermostat

My existing thermostat is an old mercury two wire device, heat only. Looking to upgrade to a better model, but I need to run a c-wire. I don't know where to connect the wire at at the furnace, any ...