The single built in oven is 2years old. The make is AEG. It keeps switching itself off after 20 mins. After cooling down I can switch it back on again then after another 20 mins it will swithch off again. How can I stop this and what is the problem
cooling fan stat might of failed.pull cooker out.remove the top front panel just behind the control panel.there will be a blue torpedo shaped device fastened into the wiring loom and it will be burnt.replace this and it should work