Power must continually flow through the ignitor and oven gas valve for gas to be released into the oven burner to create a flame. Click to see full answer. 1955 6 Burner Universal Double Oven Gas Stove Vintage With Papers Double Oven Gas Oven Gas Stove Most of these models only emit a very small amount of gas, so they're quite safe to light. How does a gas oven operate . The fan inside the oven is very useful for improving air circulation, which. Once the oven has slightly passed the target temperature the thermostat closes the valve allowing the oven to cool. After the gas enters your furnace from a storage tank (lpg) or the local gas supply network (natural gas), the burner lights it. How a gas oven works. This will prevent parts of. Conventional gas ovens have hot spots and cold spots, which causes food to be cooked unevenly. Modern gas ovens have electric pilot ignitions that make a little, continuous flame that increases in temperature and height by twist...