The pilot light is a small flame that ignites the gas burner. Pilot Light Won T Light. Once the thermocouple detects that the pilot light isn’t lit, it turns the gas off as a safety measure. Honeywell thermostat on it. We turned off the gas to install a gas line and it won't come back on. My hot water heater's pilot light won't light. If you’re local, we’re a plumber in Arlington TX and can routinely replace the hot water heater thermocouple for you. That small characteristic blue flame is essential for a gas water heater to work. There are two basic styles of gas hot water heaters, “new” and “old.” Old style heaters will require you to use your own flame to relight the pilot, while new style tanks come equipped with a pilot light igniter. My first thought was that the water heater pilot light went out, based on my past experience. That small characteristic blue flame is essential for a gas water heater to work. Whirlpool water heater review and lighting instructions you whirlpool flame lock water heaters reviews troubleshooting hot water heater pilot light won t stay lit or on how to fix whirlpool flame lock water heaters reviews troubleshooting how to diy fix a honeywell water heater temprature control valve. A blinking light on a water heater could mean any number of things. 5 Reasons Why Your Gas Water Heater Pilot Light Won’t Stay Lit. Let’s start by explaining the water heater pilot light so you can better understand how it functions. Since automatic pilot lights cannot be lit by hand, the procedure for lighting them is entirely different. Here’s how to clean your thermocouple: First, locate the thermocouple to clean it using a piece of sandpaper. 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. But, there’s good news. Lighting the pilot light when using the Honeywell, Rodgers-White, and Robertshaw gas control valves. The water heater wouldn’t re-light, but I noticed that the indicator was blinking four times in succession. When it goes out, the first thing you should try to do is relight the water heater’s pilot, following the directions on the water heater label. Reopen the shutoff valve. This equipment is the core reason why your water heater functions, it also knows if the pilot light is on or off through an electric current that draws power from the pilot’s heat. Uncategorized. If the pilot goes out, the thermocouple signals the gas valve to remain closed until the pilot light is relit. I suspected the thermocouple and replaced it, but this didn't fix the problem. Yes. If you do, leave the house and call your gas utility. Ask about troubleshooting why your pilot light won’t work right over the phone via our new video chat app in the Arlington and greater DFW area. A pilot light is always burning while using a small amount of gas, either a water heater is running or not. First things first, try to light it again before assuming there is a major problem. Also, some gas water heaters don't have pilots. So, you’ve cleaned and straightened your thermocouple but still, your water … Every gas water heater has the lighting instructions found on the label attached to the heater. The first sign of trouble with your water heater's pilot light is usually a cold shower. Replacement of this part should be performed by a trained gas technician. Make sure to follow the directions on your water heater label. If your attempt at water heater thermocouple cleaning doesn’t fix the problem, the issue may be that it’s bent. If it’s dirty, then the electric current from the pilot may be disrupted and leads to a gas outage. I have a HOTPOINT Natural Gas water heater that has worked great up until this morning. To do this, you must shut off the gas supply, effectively resetting the system and resetting the pilot. A pilot light is a small flame present to ignite the gas burner on your water heater. A bad thermocouple will shut off gas to both the pilot and the burner, which is when people notice that the water heater pilot light is out. Dirty TC (thermocouple), faulty TC, pilot flame to not set properly/small or not close enough to TC, partially plugged pilot tube, faulty/bad gas control valve, all could cause pilot not to stay lit.