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3answers
53 views

Keeping washing machine lines warm in a cold garage

A month or two ago I installed a washer in my uninsulated garage. Now that we're getting some very cold weather coming up I'm worried about the rubber water lines freezing. I did put some foam ...
0
votes
1answer
136 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 ...
1
vote
2answers
709 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 ...
3
votes
1answer
42 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 ...
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vote
1answer
89 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 ...
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1answer
39 views

Solar panel to DC heating element to pre-heat water before on demand water heater

I'm looking to possibly buy an Craigslist water heater($120), replace the heating element with a DC unit(12V), and power it with a 100 watt solar panel (12V). On an 40 to 80 gallon insulated tank ...
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vote
3answers
76 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 ...
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0answers
11 views

Heater in Attic Not Blowing Hot Air

I have a Central Environmental Systems Heater (Model No P-HBD13L04801B) in my attic that's about 25 years old. It recently stopped blowing hot air. When it's turned on, I can hear it "clicking" and ...
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1answer
78 views

Turn off water heater as well during winter?

If I am going on vacation for an extended period during winter (it occasionally gets below freezing here), should I turn off water valve AND the gas water heater or just turn off the main water valve? ...
0
votes
1answer
34 views

Powervent Water Heater Has Cold Air coming into Vent

I have just had a new powervent water heater installed by a licensed plumber. All looks well and runs well except the fact that there is a big draft coming back into the vent while the blower is not ...
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1answer
34 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
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0answers
38 views

Tankless water heater - Electric issue

I have a AuqaPower Tankless water heater I installed myself 2 years ago. I used the old wire from old (tank) water heater and I ran a new wire for the 2nd place. It has worked great for 2 years and ...
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votes
10answers
62k 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 ...
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votes
1answer
62 views

Reset furnace (heater) often to get my fan to work.

Why do I have to reset my furnace (heater) often to get my fan to work? The thermostat works properly but the fan some time is not turned on. Reset the furnace and/or the limit control switch works ...
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votes
0answers
55 views

Is it possible to have cold water in the hot water line without a water heater?

While building my home, my original plumber has cold water running through both hot and cold lines in absence of a water heater. Now that I'm ready to install a water heater, Im getting an inflow of ...
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votes
2answers
16k 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 ...
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0answers
37 views

Can a furnace safety limit switch with manual reset be changed out with an auto reset switch?

I have a Ruud natural gas furnace from 1987. Overall it works well. I've had my home warranty service send out an HVAC tech a couple times for the high limit switch needing to be reset. It's a manual ...
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2answers
75 views

Water heater pilot lights but burner doesn't ignite

My hot water tank heater won't work. I held the knob thing down, clicked the ignite button, and the flame came right on, but the status light won't flash and I don't know what's wrong. :( Any help ...
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4answers
17k 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 ...
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vote
1answer
16 views

Loosen the lower element on a electric water heater

Help!!!! I have diagnosed that the lower element has to be replaced on my electric water heater. I bought the tool suggested to lossen and remove the element. It won't BUDGE!!!! Any ideas???
4
votes
2answers
86 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 ...
1
vote
1answer
51 views

Safest Steps to turn on water heater that has been off for 5 years

My water heater has not been in use for 4.5 years. The system was winterized in 3 years ago. What are the steps for filling it and turning it back on to avoid damaging it.
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3answers
116 views

Thermostat is completely blank. How to troubleshoot

I have a thermostat that is completely blank (no display). I'd like to troubleshoot it myself even if I do ultimately hire a pro! We're in sunny southern california, so it's possible it's had no ...
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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 ...
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vote
2answers
60 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 ...
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votes
0answers
24 views

Kenstar Jacuzzi Pressure Valve dripping every minute

I bought this Kenstar Jacuzzi 3 L instant water heater for the bathroom since I am going to be the only one using it and didn't need a bigger capacity than this. Post installation, I noticed that the ...
0
votes
1answer
41 views

Tankless hot water heater cycles on without any water running

Why does the tankless hot water heater cycle on even when no water is running?
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vote
2answers
34 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
1answer
45 views

Repairing 1000W wall heater: Burnt cable, serious issue?

European here. I'm repairing a simple 1000W wall heater (brand: BEHA) - about 10 years old. The heater itself is in good condition, but the thermostat panel (completely detachable) and its ...
0
votes
1answer
55 views

Will the water heater be damaged if its turn off and on?

Is it ok to turn off water heater when no one is home or using the water?
1
vote
1answer
325 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 ...
3
votes
2answers
934 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 ...
0
votes
0answers
46 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 ...
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vote
1answer
566 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 ...
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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
1k 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
35k 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
104 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
144 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
2k 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
357 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
166 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
28 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
102 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
2k 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
31 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
142 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
128 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?