Ricky B Paducah , KY November 17, 2023 Appliance: Maytag Self Cleaning Free Standing Gas Range MGR4452BDW Maytag Range Mgr4452bdw: Broken gas lines going to the surface burners. How to replace Orifice Tube Assy. Replaced the orifice tube assemblies for all 4 burners. All parts ordered fit exactly as they are designed to fit. Made the repairs very easy to perform.. Do-It-Yourself Rating: Repair Time Estimate: 15-30 minutes