An older gas furnace has a standing pilot that stays on all the time or at least it s supposed to.
How to light old in wall furnace.
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.
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.
But if you follow the pilot tube from the gas supply you should be able to locate the opening buried inside the heater behind a metal plate.
Do not attempt to do this at home in northern california pacific gas electric.
Turn off the gas to your wall furnace.
The supply line is near the furnace and has a cutoff valve to stop the gas flow to the furnace.
How to troubleshoot gas wall heaters.
How to light a gas wall heater step 1.
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.
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.
If your old gas furnace has a standing pilot you can follow a standard procedure to relight the.
Rotate the valve handle to the off position.
Light old wall heater if done properly it is safe and takes around 2 minutes.
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They do require maintenance as well but are much easier to maintain by homeowners.
Locate tube that supplies the pilot light.
A modern gas furnace usually has an electronic spark generator to ignite the gas when the thermostat calls for heat.