Gas Heater Pilot Light Goes Out

The pilot tube supplies gas to the pilot light for combustion.

Gas heater pilot light goes out. Cleaning out the pilot orifice means disassembling the pilot and clearing out the debris using a needle or compressed air. Another cause of a weak pilot is a faulty thermocouple. Pilot light won t stay lit when you turn knob from pilot to on it goes out as soon as the knob pops up before you can turn it to on pilot light on my reliance 501 gas water heater won t stay lit when you turn it from light pilot to on it goes out as soon as the knob pops up. 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.

However if the light goes out frequently there could be other issues. Fortunately the pilot light on modern water heaters is controlled by a valve that closes when the pilot goes off shutting off the supply of flammable gas. Leaking natural or propane gas can create a serious explosion hazard. The problem is likely something similar to what we mentioned above such as a faulty or dirty thermocouple and it will need to be taken care of by a professional plumber.

Use a slender needle to. Thorough cleaning should do the trick. A device called a thermocouple is heated by the pilot light flame. Contact cabrillo if your water heater s pilot light continues to go out if your pilot light goes out frequently or if it is not burning bright blue contact cabrillo.

Sometimes the tube might be partially clogged and supplying very little gas for combustion no wonder your pilot light keeps going out. The pilot light is supposed to be a strong blue cone not a weak yellow flame. Gas heater pilot light troubleshooting. The flame will go out if the tube is clogged with dirt or debris.

If the pilot doesn t relight if it goes out right after lighting or if it goes out repeatedly by far the most common cause is a bad thermocouple. Some of the possible serious reasons for pilot lights to go out include loose or broken gas valves thermocouples or heat exchangers faulty venting low gas pressure or high winds. A weaker flame won t envelop the thermocouple properly. When the pilot light goes out it does not leak carbon monoxide gas.

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.