Richard C Pflugerville , TX February 27, 2018 Appliance: Model THERMADOR PRG-304US Thermador gas range prg 304us left front burner inop Symptoms: would not light & no gas smell/flow. R&R'd gas solenoid which fixed it. Other parts were in addition to primary inop burner. 23 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: 1-2 hours