A leak in the output duct of the furnace could cause air to blow into the area.
Brand new water heater pilot light keeps going out.
Retired us army refrigeration specialist retired nyc board of ed refrigeration teacher.
If pilot light goes out periodically these might be the cause of the problem.
If you can light your pilot light but it keeps going out the first item to check is the thermocouple.
Turn on your hot water tap and wait for about 4 5 minutes for the burner to ignite.
In most cases it is advisable to change the burner entirely but first you can conduct some preliminary checks.
Again you ll have to do some cleaning.
This can happen on excessively windy days or nights.
If your pilot light re lights easily after going out overnight it s possible it was blown out by a draft.
As a result the gas supply will be cut off and the pilot light will go out.
We had an old water heater 12 years and the pilot would light and stay on the burner would come on too but then the burner and pilot would both shut off a few minutes later.
When the water heater is first lit a valve releases gas into the burner and the pilot light ignites that gas.
One of the most common is your thermocouple.
So i decided to buy a new water heater from home depot.
If you are unfamiliar with what this device does the thermocouple is a device in your hot water heater that uses an electrical current to determine whether the pilot light is on or not.
Keep every intake air register in your home open and clear to avoid a vacuum effect in the inlet.
Therefore a dirty thermocouple might be the reason why your water pilot keeps going out.
There are several things that can cause your gas water heater pilot light to keep going out.
Condensation may be extinguishing the pilot light insufficient combustion air supply clogged or incorrect vent system or inconsistent gas supply and pressure.
If you can light your pilot light but the water heater pilot keeps going out there are many possible causes.
First turn off the main gas supply valve and wait for the thermocouple to cool.
If your water heater s burner is defective then this is likely to affect ignition which may cause the pilot s light to go off.
Also some models use an insulated sleeve at the pilot light read instructions that came with it if that is the case because some use the outer tubing as part of the circuit so uninsulated contact at the pilot bracket or touching the furnace frame or boiler tube along the way can interfere with the millivolt energy the thermocouple is puttint out making it erratic or non functional.
Inspect the thermocouple to determine if it is dirty.
When you have a problem with your water heater not lighting look at your water heater pilot light.
One of them is a dirty thermocouple.
