Preventing Flare-Ups on A Gas Grill. Using a grill brush will help remove stuck-on food, but it also pushes the debris into the grill itself. Many people simply turn the grill on high for 10 to 15 minutes to let the heat burn off the grease or then scrape off any residue from the grill grates. Now that your grill is off, you need to turn off the gas tank. NEVER turn the knob on full blast or use a large flame to light the grill. ... After turning off the natural gas line, you can convert your propane gas grill to natural gas. For gas grills, the prevention methods are the same as charcoal grills with a couple of exceptions. You should hear an audible popping sound as the gas stops flowing into the grill grates. Check any source of gas leak. Your grill is not. Here are five common ones to know and learn from. Somehow, sand … Then, press the auto light or ignition button if your grill has one. Unlike charcoal, on the best gas grills you can very quickly turn off the gas and let the flare up burn itself out. Low heat generated when the knob is in High Position . If you smell gas, you would want to turn off the gas supply and find the source. Remember, the manufacture is recommending that you turn off the gas supply after each use. Next, take the propane tank hose off in the same way you do when you change out the tank. The flames should also disappear. While these are practical general guidelines for preparing your old gas grill for recycling or disposal, it is strongly recommended to hire a professional to safely dispose of your old gas grill for you before attempting any of these steps. When the grill and gas supply are properly hooked up and the gas turned on, a hissing sound, especially from connectors or valves, could be a sign of a gas leak. “But I don’t turn off the gas supply to my kitchen stove after each use, and that’s inside my house,” you say. But, the convenience of gas can also contribute to the lack of maintenance. otoh, for those who do not turn off their tanks, certain model grills tend to wear in the mechanism especially in a salty atmosphere. Spray soapy water around the regulator and look for any bubbles; DO NOT USE THE GRILL IF YOU SMELL GAS! A lot of the grease does get burnt off during a high-temperature "clean," but not all of it. I smell Gas by my Grill . A conversion kit enables you to turn a propane gas grill into a natural gas grill. That should do it. 6. First, raise the lid of your gas grill. On your propane tank, twist the propane tank shutoff valve clockwise until it is totally closed. Second, turn on the gas at the propane tank. Turn off the gas and stop using your grill immediately if you suspect a leak. Make sure to double check every burner is off. Your kitchen stove and other indoor gas appliances are designed to operate under continuous gas pressure. Now you can turn off your grill: turn all the knobs to the “off” position. Refer to your grill’s rating label to find out which conversion kit you will need. While we love cooking with a charcoal grill, there’s nothing quite like the convenience of a gas grill. But even if you consider yourself a master griller, there are mistakes that just about everyone makes. Leaks can result in fire or explosions. Just because it’s a gas grill doesn’t mean you can skip the preheating step. not all night, but i did see my backyard glowing one night about an hour after dinner the grease pan had ignited and the siding on my house nearest the grill still doesnt look right bc it was so hot when i went to turn off the gas, the knobs were mushy bc they were so hot i ended up having to throw the grill away bc all the knobs and hoses were ruined Second, turn off all burners on the grill. It makes grilling super simple and weeknight-friendly. 7. Next, turn on one of the gas burners on the grill.