If your gas oven is not heating evenly or not heating at all when using convection mode, it might be time to replace the heater sheath-convection (DG47-00009B) in your appliance. This genuine Samsung replacement part is designed to provide the necessary heat for cooking in convection mode, ensuring your meals are cooked thoroughly. Remember to power down your appliance before beginning any repairs to avoid personal injury. Check your appliance's model number to confirm compatibility before purchasing.