the light can be replaced by buying a tube from b&q the one you need is a general electric 8w standard white t5 8w/35 its size is300mmx16mm to do the job you will need to unsceew the 4 screws holding the oven in the housing pull the oven towards you approx 6 inches at either sde behind the panel holding the switchs youll find a self tapper remove these and also the buttons under the clock to righthand side of the panel you should now be able lift the panel out and youll should be able to see the tube and as they say refit in reverse order hope this hlps you
f chisnall, December 2009