Check the resistance of the element by unplugging the 2 wires with a volt meter if the ohms are more than say 2ohms ie in the hundres or thousends the its the element. get one from ebay
The oven has 2 fans one in the back in the center of the heating element that you can see rotating and another fan in the top/celling of the oven that blows air to cool the oven.
eamon
July 2008