Questions tagged [gas]

For questions generally relating to the supply and use of gaseous methane or propane fuels within or around a home.

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37
votes
3answers
5k views

Why do gas water heater exhausts have an air gap before the chimney?

Every conventional (i.e., non-direct-vent) gas water heater I have seen has a roughly 1" vertical gap between its exhaust port and the exhaust vent (or "chimney"). See photo below. What function does ...
19
votes
6answers
382k views

Should a gas water heater be shut down if the water main has to be turned off?

I have a brand new AO Smith 50gal gas water heater. Today there was a burst pipe from the cold spell we're having currently, so I had to turn off the water main to the house until the plumbers get ...
15
votes
4answers
40k views

How can I tell if these pipes are gas lines or water lines?

I recently moved into an in-law unit of a large old house. In the kitchen, there are two pipes coming out of the wall (one protruding out a little more than the other). I had assumed they were gas ...
14
votes
6answers
6k views

How can I repair this gas leak on my new range? Teflon tape isn't working

I'm trying to install this GE gas range, so I attached everything and tightened all the nuts. Unfortunately, there's gas leaking at the base of the stove (where the flare connects to the stove). I ...
11
votes
11answers
230k views

What could be wrong with gas fireplace that turns off when I turn it on?

Pilot light is lit. When I turn it on, it starts up, normal amounts of flame. Then it turns a blue flame, and slowly disappears until even the pilot light goes out. This was working not even 2 weeks ...
10
votes
6answers
7k views

Is this gas range ventilation setup dangerous?

I recently moved in to a new apartment that has a gas range and oven. I have never had a gas stove before, and so I am not sure how it should work. While cooking the other night, our Carbon Monoxide ...
7
votes
4answers
60k views

How do I relight the pilot light on my Magic Chef stove?

I have a Magic Chef stove (model: 31203KAW) which is not lighting/igniting. We're using a butane lighter to light the stove-top burners (the gas still flows) but I'm nervous about turning on the oven ...
7
votes
8answers
174k views

How do I pressure test a natural gas line and what do the valve pressure ratings mean?

I'm planning to add an appliance to my house, and will want to do a pressure test of the newly installed gas lines. My main shutoff says 175 PSI, but most of the appliance valves say either 1/2 or 5 ...
6
votes
2answers
41k views

Gas valve with on off indicator?

Is there such a thing as a gas valve with an on/off indicator light? I'm looking for something where it's blindingly obvious that somebody has left the gas on. ironically: I googled around but ...
6
votes
2answers
138k views

What could cause kerosene-like odor from a gas oven/range?

Suddenly my gas range/stove emits a kerosene-like odor when I operate the stove, and especially when I operate the oven -- but our service is natural gas. I called the local gas utility, and they ...
6
votes
2answers
406 views

Is there a way to find out how often your furnace is running?

With winter finally setting in, and being the first year in our new house I would like to put some sort of measurement on how often the furnace is working, before I get the bill. Are there any known ...
6
votes
5answers
50k views

How can I eliminate the smell of gas and smoke when burning my new gas fireplace?

Yet another question in my long running series of new house questions. I closed recently on a newly constructed house and in my final walk through with the project manager he demonstrated how the gas ...
6
votes
4answers
15k views

How do I make my gas oven produce less carbon monoxide?

I had someone perform a combustion safety test on my oven today and he discovered that it's producing an elevated level of carbon monoxide compared to average: 80 PPM. He said the best ovens he's seen ...
6
votes
2answers
2k views

What can I do about a gas pipe that is in my way?

I have just taken part of a studded wall out for modernization reasons, but found a gas pipe right there in the middle of the aperture. The easy way round this would be to use a 'flexi hose' is this ...
6
votes
1answer
277 views

Why is there an opening where the burner connects to the gas line on a gas oven?

I am replacing a gas oven igniter. On my model I had to remove the whole bottom burner in order to unscrew the bracket. I was very surprised that the burner is very loosely attached to the gas valve. ...
5
votes
4answers
22k views

How safe is having my boiler in my daughter's bedroom?

I just moved into a new house where the 10 year old boiler is located in the bedroom where my 3 year old daughter sleeps. I'd like to get an idea of how safe/dangerous this situation is. Could the ...
5
votes
4answers
3k views

Why do I have two parallel gas pipes?

I've got a water heater and a hot water radiator furnace sitting next to each other, both on gas. The strange thing is that there are two parallel gas lines feeding each one of these which come from ...
5
votes
3answers
76k views

If I turn off the breaker to the Gas furnace will the pilot light go out?

I need to turn off the breaker for the furnace but am afraid this will turn off the pilot light to my gas furnace & I don't know how to relight it. Are any special steps necessary to prevent ...
5
votes
3answers
41k views

Electric requirements for gas stove

I am buying a new house (new construction) and it currently has an electric stove. One of the changes we've put in the contract it to 'remove the electric stove and adapt the stove cavity for a gas ...
5
votes
1answer
2k views

What could cause a bad oil-like smell every time the heat is on?

The new gas system works great, heats quickly and seems very efficient. However, there is a strong smell that comes every time we turn up the heat. It smells like some kind of oil. Had the ...
5
votes
4answers
2k views

Is it necessary to connect a boiler and gas meter to the main fuse box?

We are getting a new kitchen fitted. An electrical survey has been carried out by the compnay installing kitchen. they have said that, our brand new and recently fitted, boiler needs a earth wire ...
5
votes
2answers
3k views

Grounding 200A Main Panel with Changes to Water & Gas

Going through an extensive DIY remodel of a "total electric" 60's town-home in Texas. EXISTING is 200A main panel with neutral bonded to ground consisting of #6 bare solid Cu to cold feed Cu pipe on ...
5
votes
3answers
176 views

Can this valve be used for water?

A water valve cracked today at my house and had to call a plumber. He replaced it with a gas valve (yellow handle). He said he uses gas valves because they are better quality. What he installed looks ...
5
votes
2answers
22k views

Do I need to ground black gas pipe?

The backstory: My HVAC friend, my dad and myself installed new gas pipes in my house after the 40 y/o pipe started leaking. Suffice to say, the old pipe was beyond repair, every retightening of the ...
5
votes
6answers
29k views

Why is my gas stove taking 30+ seconds to light?

I have a gas cooktop that takes a really long time to ignite. You have to hold down the ignitor and it clicks for an absurd amount of time (30+ seconds) before the burner ignites. Everything after ...
5
votes
2answers
2k views

Does this gas range valve need replacing?

We are getting a new gas range and we didn't know if the current gas valve should be replaced or not since it is an old valve. It looks like it is outdated and needs to be replaced. Should we get this ...
5
votes
2answers
1k views

Is LP gas trapped between the shutoff valve and the pipe end cap potentially dangerous?

I am renovating my fireplace that was original to the home built in 2007. It was not to our liking, so I am doing a resizing to make it fit better in the room. In doing this I needed to change the ...
4
votes
1answer
23k views

Is flexible gas pipe safe to use for main or long runs?

The house we purchased is a "tear-down". A builder bought the older structure, partially tore it down and built a bigger house on the old footprint. A lot of the original gas piping is still in the ...
4
votes
3answers
784 views

Need a gas cooker but have no gas supply

I am not sure about the terminology, i.e if it's called an electric cooker, burner, stove or something else. So I'll just refer to it as a electric or gas cooker to simplify things. We don't have a ...
4
votes
2answers
3k views

Why do I have a reduced flame in my natural gas fireplace when the furnace or water heater runs?

I have a natural gas fireplace, furnace, water heater and barbecue. This year I've noticed that my barbecue blows out occasionally when it's on low, even in the slightest wind. I figured the burner ...
4
votes
3answers
7k views

How common is it for new homes to have gas-only dryer hookups?

I am relocating my dryer. I had the gas line relocated and a dedicated circuit put in for the washer and dryer. The original location had the option for an electric dryer. We have a gas dryer and ...
4
votes
3answers
11k views

Why is my gas furnace vibrating when blowing hot air but not when blowing cold air?

I have a gas furnace. I recently replaced a bad blower motor. At that time I also cleaned out the blower housing and squirrel cage. The AC runs fine with no vibrations or any symptoms of an off ...
4
votes
1answer
485 views

What should I do with an abandoned gas line in my kitchen floor?

I am currently renovating my house and have just had the kitchen plastered. After removing the cabinets I found this under one and am looking for any advice as to what it may be and options in regard ...
4
votes
1answer
488 views

How to use the 2015 IRC Chapter 24, G2407.6.2 to determine combustion air?

The 2015 International Residential Code (IRC), Chapter 24 ("Fuel Gas"), Section G2407.6.2 allows for one permanent opening to be used to supply outdoor combustion air into a mechanical room for gas ...
4
votes
1answer
31k views

Can you disconnect and reconnect a gas flex pipe?

I installed a new dryer last week and, in doing so, purchases a new flex pipe as they say you should never re-use the old one. I now need to make some adjustments to the flooring so need to pull the ...
4
votes
2answers
25k views

Can a washer and dryer be next to a water heater?

I have a GE gas dryer (DSXH47GGWW) that is currently next to an exterior basement wall. I'd like to move it to the opposite wall (shared with the crawl space) right next to the water heater next to ...
4
votes
2answers
4k views

Paint to protect schedule 40 black steel pipe running outside above ground

Do I need to paint or otherwise protect black gas pipe running outside to the meter? The existing pipe is painted gray, I imagine this is to prevent rust. If paint is needed, is there a specific kind ...
4
votes
8answers
105k views

annoying vibration, deep humming noise in home

What in my home could possibly vibrate and/or make a very low humming noise? I have been driven mad by a low droning vibration type noise for nearly two years. I have gone through testing various ...
4
votes
3answers
7k 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? ...
4
votes
1answer
4k views

Advice for swapping out my gas dryer myself

My (rather old) washer blew up on me a few weeks ago (Apparently it's been unbalanced for a while. Came with the place and I never thought too much of the vibration until it was too late.) and am ...
4
votes
1answer
527 views

How to support outdoor gas pipe?

I'm planning on installing a natural gas pool heater. I want to have a 1-1/4" black iron pipe exit the house where it will run for about 5ft to the heater which will then be reduced to 3/4". I don't ...
4
votes
4answers
17k views

What could cause a gas fireplace to come on by itself?

My natural gas fireplace has a mind of it's own. It has been working properly until today--it decided to come on by itself It has been cold (15 degrees) here in SC--could this be the problem?? The ...
3
votes
2answers
190 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
4answers
74k views

The pilot light won't ignite on my boiler — what I should check?

We have just brought a new house and I can’t get the pilot light to ignite on the boiler, it is at least a few months since the boiler has been used. Where to I start on tracking down the problem? (...
3
votes
9answers
90k views

Gas furnace kicks on then off frequently

A few times in the past week I will wake up to my furnace turning on, hearing a click when it tries to ignite, then turn off. This will happen for a couple minutes before the furnace quits trying. ...
3
votes
1answer
10k views

Is it necessary to replace lead gas pipes?

I have some lead piping in the cellar where the gas comes into the house. Does this comply to current Gas Safe regulations?? Edit: England
3
votes
5answers
77k views

How to run an interior gas (LP) line

I need to run a gas (LP) line from outside the house to a cooktop in the kitchen. Here's what I think I need to do: drill a hole in the exterior wall and the header (from the attic) of the same wall ...
3
votes
1answer
2k views

Gas pipe to dryer has wrong adapter

A gas tech had told me that we have a wrong type of adaptor connected to steel elbow. See image below. The gas tech pointed to the elbow joint, but did not tell me what kind of joint I needed to use. ...
3
votes
2answers
9k views

Is it safe to use “PushFit” fitting on gas pipes?

There are many makes of pushfit pipe fittings that make it a lot easer to join pipes, incluing copper pipes, e,g: John Guest Speedfit Cuprofit®- copper push fit Hepworth-HEP20 Are they safe to use ...
3
votes
2answers
28k views

How do I tell if my kitchen range space is set up for gas?

I have a gas line to my house for the furnace but need to know how to tell whether I can hook up a gas range in the kitchen without having a gas line installed to the spot where the range goes.

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