Rondal H Cotzebue , AK March 05, 2017 Appliance: Model OVEN: WHIRLPOOL, MODEL # RBD275PDS15 Oven not heating to proper temperatures and one burner on cook top would only heat on high Replaced thermostat in oven and replaced the control switch on the cooktop burner that was not working. 1 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: 30-60 minutes