Gas Line Behind Oven . The range is pushed all the way to the gas pipe stub. Oven door got very hot to touch. Range Gas Line Is This OK? Plumbing DIY Home Improvement from www.diychatroom.com Spray the gas cap again around its entire. In order to fix a gas line behind a stove, you need to have either a loose fitting or loose connection. Lift the front of the oven enough to slip plastic sheets or equivalent under them.