The tag has no wiki summary.

learn more… | top users | synonyms

1
vote
1answer
49 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 ...
0
votes
1answer
84 views

Why would I have to continually reset my hot tubs heater?

Trying to determine if I have a heater issue or maybe a sensor problem. Heater works and heats up the 2000 Grandee hot tub, but every few days it stops working. If I turn if off at breakers for a few ...
0
votes
0answers
14 views

Why is the water from my tankless water heater lukewarm?

My tankless water heater works but the water is lukewarm. We have a circulation pump . When we screw the top screw of the pump and cut on and off the cut off valve near pump, the hot water starts ...
1
vote
1answer
27 views

Why is there still no hot water after installing new thermostats and elements?

I have just replaced both thermostats and elements in my whirlpool hot water heater. I have checked voltage on both elements. I have voltage at all 4 points. I read that it should only be one at a ...
1
vote
1answer
103 views

Water heater burner won't stay lit

I'm having trouble keeping my water heater burner lit or lighting automatically. When I press the pilot reset button (allows a small flow to generate the pilot light) and use the piezo sparker, it ...
2
votes
2answers
766 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 ...
1
vote
4answers
3k 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
1answer
145 views

Does water in the water heater drip pan mean my heater is bad?

I recently noticed my drip pan had about a half-inch of water in it. I could find no water leaks around the fittings or valves. The water is slowly evaporating--very dry climate area--and the water ...
5
votes
3answers
23k 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 ...
1
vote
1answer
49 views

Sauna tripping GFCI

I've just finished up wiring an old heater in my sauna. It has laid around in a shed for a decade or so and am wondering if it's spent. It powered on fine and heated for about 5 minutes until the GFCI ...
0
votes
1answer
51 views

Wiring a Sauna heater

I was wondering about the correct way to wire a 240V sauna heater/thermostat in a sauna I have built. From the heater I have a black, white, and bare wire. The black and white connect to separate ...
0
votes
1answer
1k 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 ...
3
votes
2answers
86 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 ...
2
votes
2answers
62 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 ...
1
vote
0answers
14 views

can I replace a gas wall furnace with a gas pot belly stove?

Wall furnace on interior wall with hotwater heater behind the wall. Burns open to air. Stoves I am seeing online require exhaust or be placed on exterior side wall. Am confused about my options. ...
3
votes
2answers
53 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 ...
1
vote
3answers
80 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 ...
0
votes
0answers
20 views

Water heater inlet leak

I just installed a new water heater and something I noticed has bugging me so I thought I would ask. When I installed the heater I obviously closed the inlet gate valve but when I disconnected the ...
0
votes
1answer
19 views

On demand water heater flow loss

I removed a traditional water heater with 1" fittings and 3/4" pex to and from it with a on demand heater that has 1/2" fittings. So I currently have 3/4" pex to the heater with 1/2" fittings. I ...
1
vote
0answers
33 views

Replaced Thermostat, Furnace worked for 1 cycle now blows cold

Hello I just replaced my old White-Rodgers thermostat because it just wasn't working consistently (sometimes it would turn on the furnace, but mostly it wouldn't). I swapped it with a White-Rodgers ...
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 ...
1
vote
2answers
89 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
4answers
238 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 ...
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
722 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 ...
0
votes
1answer
57 views

What's the standard for specifying power and voltage characteristics of domestic appliances?

I'm planning to buy a space heater with the following electrical specifications: Power : 2000 W Operating Voltage : 220-240 V Many of the reviews say that the heater requires a 15 A socket to work ...
0
votes
0answers
73 views

How should I wire this 3 switch box in my bathroom?

I have a 3 switch box and the bottom switch that controls the heater was broken so I replaced it and I can't remember how to wire it, tried 10-15 combinations and it still doesn't work, not sure how. ...
0
votes
1answer
176 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?
1
vote
0answers
157 views

Why won't my outdoor patio propane heater light?

No propane is coming out and we did replace the valve from the tank. Any idea why it will not light?
2
votes
2answers
10k 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 ...
0
votes
0answers
83 views

Baseboard heater install from room to room?

I am looking to install 240v electric baseboard heaters which will be fed with 12-2 on 20 amp breakers. I did my amperage calculation 4000/240v = 16.6 amps. So with that said I can run all my heaters ...
1
vote
1answer
76 views

5000W heater temperature

Garage Heater My 5000 W heater is wired to a double breaker (220V) 10 GA.black & white wires + grd.) feeding the heater (Dimplex). The heater element will generate only 140 degrees on the heater ...
2
votes
1answer
47 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 ...
0
votes
1answer
176 views

How can I replace a 3 wire thermostat with a 4 wire on baseboard electric heater?

The old thermostat had a black, red, and white wire. Black went to black, red to red and white to white in wall. New thermostat has 2 blacks and 2 reds. What to I connect the new wires to?
0
votes
3answers
5k 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 ...
2
votes
1answer
104 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 ...
1
vote
2answers
72 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 ...
0
votes
2answers
194 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
5k 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 ...
3
votes
2answers
6k 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
9answers
42k 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 ...
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
76 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 ...
1
vote
0answers
48 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 ...
2
votes
2answers
1k 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. ...
4
votes
1answer
335 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 ...
2
votes
2answers
1k 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?
1
vote
1answer
254 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 ...
3
votes
2answers
3k 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 ...
1
vote
2answers
166 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 ...