Questions tagged [heater]

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Disconnecting 240 hots without disconnecting neutral?

I have a subpanel with two circuits on it, A and B, with 4 wires leaving the panel, two blue, one red, one white. The red wire was on circuit A, 20A single pole, and the two blue wires were on a ...
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2 answers
62 views

How to replace thermal cutoff link in old baseboard heater

My baseboard heater stopped working. It has been working at this house since it was installed over 40 years ago. The breaker didn't trip. Then I tested the wall thermostat which is working fine. I get ...
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1 answer
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Pool water heater wiring

I want to plug my water heater. I have a 240 #10 wire, plugged on a double 30AMP breaker. My wiring, cable and breaker are all OK. But when I opened the box on the heater, I found 5 plugs: L1, L2, ...
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-1 votes
1 answer
100 views

Why does my furnace blower turn on when the thermostat is turned off?

The weather has been nice so we have had our thermostat turned off for about a month. The other night it turned on randomly and started blowing warmer to hot air getting the temperature to 78 degrees ...
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1 answer
63 views

Where should I install a Kolerflo 120W water pressure booster pump?

I have a tankless water heater and the water pressure is not enough to turn the tank on demand causing the water in the shower to be just barely warm. I purchase a Kolerflo 120W to boost the pressure, ...
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Low HOT water pressure - Electric water heater - Cold water inlet clogged?

I have VERY hard water. I replace the lower element and suck out/flush the bottom of the tank at least twice a year. I have very low HOT water pressure. Cold pressure is fine. I took the hot water ...
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1 vote
1 answer
143 views

How can I affix a loose thermostat to the wall?

I have a digital thermostat that is Luxpro. It appears to be not as strongly attached to the wall recently and for that reason I have to push it against the wall to turn on at times. The thermostat ...
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2 answers
43 views

Wiring and other questions about installing a heater in workshop

I picked up a small construction heater (240v, 4800W) from a garage sale that I’m intending use as a heater in small work area within my garage. Some of the details: The garage/work area are not ...
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2 votes
1 answer
88 views

Is it safe to disconnect one of the two heating coils on a forced air electric heating kit

Some background, I was recently helping a friend who had their indoor and outdoor system replaced before winter who said the system was no longer functioning. From what I can tell, their family ...
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Older Payne unit fan goes off, on, off, on several times at end of heating cycle before finally staying off

I tried replacing the fan limit switch but the unit still does it. It’s like the fan shuts off before hot air is cooled down enough and starts up again several times within a minute.
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Pilot light goes off when depressing button ; new thermopile / vent switch

I have a Empire GWT-35-2 wall heater, when the thermostat would kick it on, it would turn off before reaching target temp. Would light and this would repeat until recently I can't get the pilot light ...
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2 answers
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220v heater in garage

I currently have a 50 amp 220 breaker in my breaker box and a 50 amp outlet in the garage(I think it used to have a washer and dryer). I bought a garage heater that is 20 amp so the plug doesn't ...
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2 votes
3 answers
89 views

Does clogged radiators increase the heating bills in a tankless combi boiler setup?

We moved to a "new" apartment and I was told by a family member that all the radiators are clogged like hell and we should get them cleaned ASAP which we never did. What makes me paranoid is ...
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-1 votes
3 answers
514 views

Installing electric Dyna-Glo 15000 watt garage heater [closed]

I need help on a installing a garage heater. Here is what the manufacturer said to do. I’m just confused.
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1 answer
63 views

HVAC - noisy preheat

When the heat comes on I hear a noticeably loud whirring sound in the beginning. It only lasts for a couple minutes and then quiets down while the fan continues to blow heat throughout the home. I ...
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1 answer
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How to install this European Sauna Heater/Controller in Canada?

I have recently purchased this 9KW European sauna heater: A similar question was asked in this post. I am looking for more specifics on how to connect the TECK cable from the breaker box into the ...
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3 votes
1 answer
209 views

What is the best layout of s240u solar panels to heat a pool with limited width?

I have 6 SunHeater S120U panels as suggested for my pool size according to the Installation and Operation Manual using a ground install. However, I am limited to 10 feet of width, which with ...
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0 answers
64 views

Baseboard heater breaker tripping

One of the breakers on a 240V two-baseboard circuit trips as soon as the thermostat is turned up enough to turn it on. It is not the thermostat as I changed that for a known good one. Can I fault-find ...
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3 answers
34 views

Why do my bath fan's heat and light not work even after replacing the unit and the switch?

The heat and light in our older Nutone Heat/light/vent suddenly stopped working (vent still works). We replaced it with the identical model, but the heat and light still didn't work. So we replaced ...
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0 answers
47 views

Water Heater cold water inlet pipes water directly into a drain?

I just moved into a home I recently purchased. One of the strange things is this with water heater It makes a lot of noise It drains water from the cold water inlet directly into a drain on the floor ...
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1 vote
1 answer
80 views

How should I fix this wiring?

I’m replacing baseboard heaters in my house and the first one went in fine. The second however is causing a bit of an issue. When I took this heater out two sets of three wires were connected to this ...
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1 answer
40 views

Can I use 18/5 thermostat wire to connect a thermostat to a baseboard heater?

Cadet Electric Baseboard heater safely hard-wires for 1500-Watt at 240-Volt or 1125 Watt at 208-Volt Thermostat controls up to 5280-Watt at 240-Volt or 2640-Watt at 120-Volt Easily replaces most line ...
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0 votes
1 answer
38 views

Upgrade wall heater inside Cadet FWC can [closed]

The Cadet FW wall heater with 1984 manufacturing date just shorted as I was cleaning it last night, ruining the coils. Is there a product out there for which I can reuse the existing FWC wall can? ...
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19 votes
9 answers
5k views

What is the reason for electric heaters saying to never use an extension cord?

Virtually all electric heaters that I've seen say to never use them with an extension cord and this advice seems to be echoed by fire safety organizations and such. However, I'm curious about exactly ...
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0 answers
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When do I use 0.3" and 0.5" w.c. drop MDPE Natural Gas pipe sizing tables?

As a disclaimer, I'm working closely with my inspector and I'm going to subcontract my gas plumbing work to a professional - I just like to do my homework first so I know what's going on, what to ...
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1 vote
1 answer
118 views

Wiring smart thermostat with existing wire?

I've had a thermostat(2xAAA powered) for my gas heater wired via two wires from the second to first floor. My question is I'm looking into the actual wire that is in the wall and it looks like either ...
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1 vote
1 answer
175 views

Electric or Propane Heater for bed bug extermination?

We have a bed bug issue and have found out that heat is the best way to kill them. Would it be better to use an electric heater or a propane heater? How long would it take for each to heat up a ~200 ...
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0 votes
1 answer
178 views

Can I use a 240v baseboard heater wires for a 230v outlet receptacle?

I have an old Intertherm 240v hard-wired baseboard heater and would like to take the wiring and convert it into a 230v outlet instead. The heater is connected to 3 wires, white, black, and a ground. ...
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1 vote
4 answers
1k views

Tankless hot water smells

We bought a house with a Rinnai RUC98 tankless hot water heater already installed. We didn't notice anything about the water at first except only that when we did laundry, the dried clothes smelled ...
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0 votes
2 answers
366 views

Can the condensation line (using a condensate pump) of a basement hybrid water heater be connected to a waste line directly above the water heater?

The water heater is an 80 gallon Rheem Hybrid Heat Pump device. The waste line that is directly above the water heater is a 3” Schedule 40 pipe that feeds into a 4” Schedule pipe that goes to the ...
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1 answer
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Can I build a small basement under wood cabin and add an electrical boiler 30L for shower and sink?

Can I build a small basement under wood cabin and add an electrical boiler 30L (e.g. Ariston Andris) for shower and sink that would be at ground floor?
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0 answers
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Why does my Rheem Performance Plus Gas Water Heater make a clicking sound just until water is running hot?

Our relatively new Rheem Performance Plus Gas Water Heater makes a clicking noise when you first turn on the hot water. Once the water has reached the correct temperature the clicking stops. When I ...
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1 vote
1 answer
66 views

Repairing/salvaging fan forced heater

I have fan forced heater (Pelonis HF-1030TB) that recently starting giving off burning smells whenever I turned on the heat. I opened it and saw that one of the contacts was burnt. Can someone please ...
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0 votes
0 answers
202 views

Bathroom 3 in 1 switches in seperate locations

Intent: To have heater/exhaust/light unit installed with the light switch separate from the heater/exhaust. Why? I have a light/exhaust on one switch (next to door), but would like a 3 in 1. The ...
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0 votes
0 answers
40 views

How do I get my pool heater up and running?

Anyone know how I can turn on the pool heater? I provided a video of everything here: https://youtu.be/s8bLVnTt5dk Model is a Purex triton minimax 400 Note: when I turned the pool heater on in the ...
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0 answers
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Install towel warmer on a thermostat

I am considering purchasing this towel warmer Model AN-5309 for my bathroom. I am setup to hard wire the device. I would like to attach this to a programmable wall thermostat. Can anyone confirm ...
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0 votes
1 answer
91 views

Towel bar above wall-mounted convection heater

I am building a cozy bathroom in my basement. Due to the limited space, I am planning to install a towel bar directly above a wall mounted convection heater. Should I be worried of fire hazards of ...
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0 votes
3 answers
99 views

Can't isolate my water heater with shutoff valve

My water heater has a shutoff valve at the cold inlet. The shutoff valve was closed and cold water line was disconnected from the water heater. I wanted to restore water to the house while I work on ...
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0 votes
2 answers
199 views

Install Tankless water heater in the cold line

During cold season almost all the time we need to wait for hot water coming from the water heater to our faucets, showers etc. I want to install tankless water heater in the cold line as a ...
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0 votes
0 answers
293 views

My new Dyna-Glo heater won't stay consistently lit. How can I fix it?

The first time I installed this heater in a house it worked perfectly. It never went out unless we turned it off. Two months later I moved and installed it in my new house and now it either stays on ...
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0 votes
1 answer
36 views

Am I able to replace these water valves on my hot water oil heater?

We just moved into a new house. We had a plumber come out for a non related issue on out oil burning hot water heater and brought these corroded valves to my attention that he said needed to be ...
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0 votes
2 answers
85 views

Could a Cadet heater release metallic nanoparticles?

I have a few Cadet wall units in my house. (These are about 12x8 in units mounted in the walls.) One of the units has a built-in thermostat and a knob to adjust the temperature. I don't know how old ...
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0 votes
2 answers
252 views

120V on a 240V, 30 amp circuit? Brain has zero volts

Facts: old Eaton/Cutler Hammer panel with type BR breaker. Double pole 30 amp breaker, 240V, controls two wall heaters and two zone thermostats in two rooms. Heaters and thermostats and my brain got ...
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0 votes
1 answer
42 views

How to safely connect a gas insert to flexible steel?

With the cold weather coming, we'd like to install a gas insert that we bought a while ago. The gas outlet that's in the fireplace in shown in the picture below. To replace this part would require ...
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2 votes
3 answers
271 views

Why did HVAC company add a heat outlet register venting into my attic?

I recently had a brand new HVAC system installed in my attic. The furnace is natural gas. The furnace kept shutting down after 7 to 12 minutes, due to "too much air" blowing on heat sensor ...
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1 vote
1 answer
254 views

Which limit switch controls the blower motor on my furnace?

My blower motor isn't shutting off after my heat shuts off, causing it to blow cold air into my house. I suspect that the fan limit switch is bad, but the furnace has at least four limit switches. ...
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1 answer
219 views

Turn off water supply but leaving heat burner on?

If a house has a water heater for hot water, and a burner for heat (natural gas, baseboard heating). When one goes on vacation in winter and turn off water supply to avoid frozen pipes, should they ...
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3 votes
2 answers
140 views

Cleaning electric heaters

I own a home heated with the wall mounted wall heaters that need to be cleaned every year. The way it's recommended to clean them is just simply remove the cover and vacuum out to the insides, if not ...
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0 votes
1 answer
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Why does my humidifier not come on when heat is on?

Our HVAC setup includes a humidifier, but the control board seems to activate it only when the fan is on without heat/cool. Here's how I got to that conclusion: I hooked up my multimeter to the ...
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3 votes
2 answers
392 views

How to turn on a Honeywell gas heater

I am trying to understand how to turn the heater on in our unit. There is a thermostat on the living room wall that looks like this: And there is a trapdoor below the heater in the wall looking like ...
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