They do require maintenance as well but are much easier to maintain by homeowners.
Wall furnace pilot light.
If your old gas furnace has a standing pilot you can follow a standard procedure to relight the pilot light.
The pilot light in your gas furnace supplies heat to your home.
There are numerous things that may make the pilot light on your furnace to not stay lit.
If the pilot light will not stay lit it needs to be fixed asap to supply heat to your home and for safety reasons.
An operational pilot light in your furnace means safety from the possibility of a gas leak.
If your pilot light goes out all you need to.
In this episode of repair and replace vance shows how to relight the pilot light in a standing pilot furnace.
Since they have a pilot light system wall furnaces also can usually be repaired easily if something goes wrong as there are parts that allow for easy service and repair versus total replacement.
A gas furnace s standing pilot in which the flame is lit at all times is sometimes referred to as a pilot light but no matter what you call it its purpose is to serve as a small ignition flame for the gas burner.
In these systems the pilot will only light in the case of hot surface igniters the igniter surface heats when the thermostat makes a command for heat.
Standing pilot lights are common in older furnaces but many newer furnaces have intermittent pilot lights or hot surface igniters.
When the thermostat signals for gas to be delivered from the gas valve to the burner it is the standing pilot that ignites the gas flowing to the burners to heat the air in the combustion chamber.
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.
By cecilia harsch when the pilot on your wall furnace does not stay lit your furnace won t heat.
Keep the knob in for 20 seconds and then release it and turn it to the on position.