Inconsistent gas pressure can cause your pilot light to go out.
Old wall furnace pilot light.
If your pilot light goes out all you need to.
Keep the knob in for 20 seconds and then release it and turn it to the on position.
Many times faulty pressure is a symptom of problems with other hvac related systems.
A number of reasons can cause the wall furnace to not light including a damaged thermocouple a clogged pilot.
If your old gas furnace has a standing pilot you can follow a standard procedure to relight the pilot light.
Do not attempt to do this at home in northern california pacific gas electric.
Small weak flames indicate a lack of gas pressure while high flames are an indication of high pressure that could blow out the flame.
When the pilot on your wall furnace does not stay lit your furnace won t heat.
In this episode of repair and replace vance shows how to relight the pilot light in a standing pilot furnace.
Turn the gas control to pilot and hold it in while you light the flame with a match or a lighter.