In this hvac training video i show up close how the thermocouple pilot light and gas valve work on a water heater furnace fireplace as well as other ap.
Lighting wall furnace pilot.
Pilot won t light when you follow the proper procedure for lighting the pilot but it won t light the first thing to check is the gas supply.
In most cases this knob has three distinct settings.
There are numerous things that may make the pilot light on your furnace to not stay lit.
This is a very simple process and will only take a couple minutes.
An operational pilot light in your furnace means safety from the possibility of a gas leak.
The pilot light is a small flame that is either lit manually and remains burning around the clock or is lit electronically via an igniter when the machine kicks on.
If the pilot light will not stay lit it needs to be fixed asap to supply heat to your home and for safety reasons.
By contributing writer adjusting the pilot light flame on a gas furnace is the best place to start if it appears that your furnace is not getting as hot as it used to or if it seems like the flame goes out a lot.
In turn the pilot lights the gas for the burners.
A modern gas furnace usually has an electronic spark generator to ignite the gas when the thermostat calls for heat.
A number of things can make an old furnace pilot light go out including a strong draft a faulty thermocouple or a loss of gas.
The pilot light is typically in the bottom of the furnace near a small knob.
If you have a propane tank make sure there s gas in.
Once the burn cycle is complete both the burners and the pilot turn off.
An older gas furnace has a standing pilot that stays on all the time or at least it s supposed to.