Raymond L Neptune , NJ November 21, 2016 Appliance: Maytag Free Standing Gas Range MGR7662WB1 Maytag Range Mgr7662wb1: My maytag oven model number mgr7662ws1 would ignite but wouldn't stay lit. How to replace Gas Valve. I submitted my question, and problem to Appliances Pro, and they informed me that the problem was with my gas valve, or gas safety value. 2 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: 15-30 minutes