They do require maintenance as well but are much easier to maintain by homeowners.
How to light old in wall furnace.
Locate tube that supplies the pilot light.
An older gas furnace has a standing pilot that stays on all the time or at least it s supposed to.
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.
A modern gas furnace usually has an electronic spark generator to ignite the gas when the thermostat calls for heat.
Recently i had to re light the pilot light on an older model wall heater and decided to capture it on video.
How to troubleshoot gas wall heaters.
Do not attempt to do this at home in northern california pacific gas electric.
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.
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If your old gas furnace has a standing pilot you can follow a standard procedure to relight the.
Light a gas wall heater with a long match or lighter the hardest part of this job is finding where you have to apply the flame.
The supply line is near the furnace and has a cutoff valve to stop the gas flow to the furnace.
Turn off the gas to your wall furnace.
Lighting a gas wall heater is a short process that may need to be done periodically.
Wall furnaces house a pilot light much like a water heater.
Gas wall heaters whether vented or unvented can supply enough heat to warm a small or medium sized room and they can operate with propane or natural gas.
How to light a gas wall heater step 1.