Gas Water Heater Burner Won T Stay Lit

I can get the pilot to light may take a second or two to keep it light but when i turn it to the on position and turn up the temperature the.

Gas water heater burner won t stay lit.

I turn on the main burner and sometimes it ll stay on for a day or two and sometimes it shuts off after about a minute. Turn on your hot water tap and wait for about 4 5 minutes for the burner to ignite. It is a ao smith promax gcv 40 100 water heater to be exact. Having to relight it almost daily.

I m having trouble keeping my water heater burner lit or lighting automatically. There are two likely faults. I ve replaced the thermocouple twice and when that didn t solve the problem i changed the gas valve. Joined apr 8 2012 6 posts.

On great pros our network of plumbers are experts with gas water heaters and won t have any problem assisting you. 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. I have replaced the thermocouple and verified the pilot is lit and stays lit until i try to turn up the temperature. Pull out your patio heater thermocouple.

The burner has blue flame but putters out to orange and then goes out. Most gas fired water heaters use a standing pilot to ignite the main burner. My gas water heater burner wont stay lit. Jump to latest follow 1 18 of 18 posts.

The pilot relights fine. I can get the pilot lit and it ll hold a flame. Let the thermocouple air dry. Locate the thermocouple nut and unscrew it with a screwdriver.

My water heater all of a sudden has become a big pain in my you know what. In most cases it is advisable to change the burner entirely but first you can conduct some preliminary checks. Discussion starter 1 apr 9 2012. Hold for about a minute and it stays on my guess is that this warms the tc so the gas doesn t shut off as it should.

When i press the pilot reset button allows a small flow to generate the pilot light and use the piezo sparker it lights fine. The burner will ignite for just a few seconds and then goes out along with the pilot. Ao smith water heater burner wont stay lit. Thermopile is not sensing the flame correctly or circuit board in the gas control valve is defective.

Rinse the thermocouple with a water hose. If your gas water heater doesn t stay lit you may have a defective thermocouple.