Gas Water Heater Burner Won T Light

A bad thermocouple will shut off gas to both the pilot and the burner so the pilot light won t stay lit.

Gas water heater burner won t light. The thermocouple is the co pilot to the pilot light in electronic heaters. Some water heaters use an igniter to ignite the gas. If you re water won t heat up the pilot light on your water heater may have blown out. If the igniter fails the burner will not light.

Remove the burner access covers and unscrew the nuts on the gas pilot and thermocouple lines. If the primary control valve is indeed faulty then it will need to be replaced to fix the problem. If your water heater s burner is defective then this is likely to affect ignition which may cause the pilot s light to go off. Turn on your hot water tap and wait for about 4 5 minutes for the burner to ignite.

It senses when the flame of the pilot is hot enough to trigger ignition of the natural gas or propane that fuels the. If the igniter is getting voltage but it doesn t glow this indicates that the igniter is defective and should be replaced. Most newer models of gas water heaters have. Troubleshooting these basic causes of a water heater that won t light can help to restore your hot water supply and bring comfort back to your home.

Turn off the control valve and the shutoff. Lighting a water heater is simple no matter what type you have.