Wall Mountes Gas Heater Pilot Light Keeps Going Out

If the thermocouple is too far from the flame this can cause the pilot to go out and shut down the propane heater.

Wall mountes gas heater pilot light keeps going out.

The initial flame of the pilot heats the thermocouple which will signal the valve to stay open and keep the pilot lit and the propane heater functioning. If your pilot light re lights easily after going out overnight it s possible it was blown out by a draft. Your line could have a kink in it causing the same effect as 1. Either the thermocouple is going bad or it is dirty and needs to be cleaned.

Pilot goes out the heater won t operate properly if the pilot flickers is too weak or goes out and the cause could also be blockages in the pilot tube. You can fix this easily by moving the thermocouple closer to the flame. Another cause of a weak pilot is a faulty. Thermocouples work by producing a small amount of voltage when it is heated.

You could be low on gas. This is the pilot flame that provides the heat. 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. This can happen on excessively windy days or nights.

The number one reason why the pilot light keeps going out is the thermocouple. Gas heaters whether they warm up air or water in a home rely on a pilot light to trigger the flame of the actual heater. Keep every intake air register in your home open and clear to avoid a vacuum effect in the inlet.