Questions tagged [heater]

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2answers
152 views

Smart wall heater thermostat line voltage from high to low.

Cadet's blog provided an approach on connecting a smart thermostat to a Com-Pak wall heater by connecting it to a relay/transformer. They have recently updated and changed their post to not recommend ...
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1answer
681 views

Piggyback power to dual water heaters

Can I piggyback the power to two water heaters using the same breaker by just doing a junction box and running power to each water heater? Or do I need to run seperate line from the circuit box to the ...
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0answers
34 views

Geyser holds too much water

I have a gravity fed system. The geyser takes 300L which uses a lot of energy to heat. I only switch it on to heat in the evening. Is there any way one can lower the ball valve so it takes less water ...
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0answers
73 views

Upgrade to a tankless heater

My water heater went out and I'd like to replace it with a tankless. Electrical setup is as follows: A.O.Smith 50gal water heater - 1, 30amp double pole breaker Tankless needs - 2, 40amp double pole ...
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2answers
9k views

Is it safe to unplug my electric water heater daily to save energy?

Could you please help me answer the following questions? 1) Will unplugging my water heater from the socket when not in use damage it? 2) Which energy-saving timer will work with my water heater? ...
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0answers
66 views

Water Heater Replacement - Old unit with AC Lines?

Been a lurker for awhile but now need a bit of help. Recently bought a house (Built 1992) with an original 20+ year old AO Smith short boy water heater. Still works, another win for AO Smith however ...
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2answers
424 views

220 wiring old to new

I have two lines, one with two bare wires red and black, the other line has a red a black a white and a ground wire. How do I hook them together? I know I'm not supposed to put a neutral with a ground ...
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2answers
36 views

Furnace problem

My furnace kicks on like it should when it reaches temp it shuts off but maybe a minute later the fan kicks on, runs 10 seconds and shuts off it does this three times before it stops. My brother says ...
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2answers
2k views

Baseboard Heater Problems!

Cold weather started early this year and I decided to turn the heater on. However after a couple hours the heater has finally kicked the bucket after some odd 25 years. I checked the voltage and ...
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2answers
2k views

How to insulate around a celing heater?

I just installed a heater in the ceiling of my bathroom and am trying to decide how to insulate around it. The insulation in my attic is the fluffy, blown insulation (cellulose maybe? not exactly ...
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1answer
1k views

What type of garage heater should I connect to my 30A circuit? [closed]

i want to heat my garage with a garage heater. My garage is already wired with a NEMA 6-30 plug on a dedicated 30 Amp breaker. What can i use to heart my garage using this existing set up? What ...
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1answer
1k views

pilot light does not stay on on gas burner after vacation

I was on a one month vacation but had kept the gas heater in normal mode (not vacation mode). Today I find my gas pilot light off. The cover was open for all this long. I tried to light it, but once I ...
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1answer
2k views

construction heater wire requiarements

i want to install a 4800 watt construction heater in my garage that is already wired with a 60 amp subpanel. It has lots of room for extra breakers in the sub panel so i plan to install a 30 amp ...
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1answer
4k views

Attic flue vent pipe…asbestos? If so, what should I do?

Can someone help me identify whether this kind of pipe contains asbestos? I know that testing is the sure way to tell. However, maybe it's possible to rule it out from a picture...I'm not sure what ...
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2answers
4k views

Old bathroom gas heater - how to cap it off?

Our bathroom has a very old gas heater...it has a cast iron grill and I believe a ceramic element. Here is a picture from Pinterest of a similar one...this is not my bathroom. You can see the gas ...
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2answers
149 views

Why does my heater have a weak flame after restarting?

I have a Intertherm M1M It runs great one time then gives a weak flame (after the flame goes out) after reaching temp. I changed the igniter/temp sensor (one unit). I replaced the main board also. ...
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1answer
169 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, ...
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4answers
7k 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 ...
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2answers
19k 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.
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1answer
74 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 ...
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1answer
72 views

There is a scorch mark in the wall

There is a scorch mark in the wall where the pipe goes into from the hotwater heater. Should I be concerned
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3answers
57k views

Baseboard heater thermostat doesn't shut off the heat

My living room is heated by two electric baseboard heaters controlled by a single thermostat. Earlier this week, I noticed that the room was much warmer than it should be, and figured that the ...
2
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2answers
256 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?
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5answers
18k 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 ...
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1answer
1k 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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3answers
7k 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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1answer
530 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
3k 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 ...
3
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1answer
587 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?
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0answers
119 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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1answer
986 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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1answer
50 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???
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1answer
3k views

Why would a patio heater slowly die out over time?

I have a propane (not LP) patio heater similar to this one... using a 20-lb. propane tank... I have an issue where the flame will slowly die down over a period of time. Let's say within 30 minutes ...
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1answer
79 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
14k 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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3answers
41k 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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3answers
8k 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? ...
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2answers
227 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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1answer
125 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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2answers
68 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?
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1answer
154 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 connections,...
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2answers
7k 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 ...
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1answer
363 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?
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1answer
6k 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 ...
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1answer
867 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 ...
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1answer
1k 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 ...
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1answer
5k 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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2answers
5k 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 ...
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2answers
1k 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
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1answer
135 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 ...