Tom F Mt. Desert , ME September 06, 2014 Appliance: Model ON THE APPLIANCE BOTTOM - THE HARDEST PART OF FIX Spark to light gas would not shut off even when turned off and only worked on two burners Turned out to be two problems - spark switches problem and the modulator. Replaced all four switches and modulator. Running down 2 problems took the time. Had to fix the first problem, the modulator to fine the second problem - hence two separate orders. Read More... Do-It-Yourself Rating: Repair Time Estimate: 2+ hours Tools: Screwdrivers