Hi I,am trying to get hold of a user instruction manual and service and repair manual/parts list for a a customer that has just moved into a property which has a Delonghi dual fuel range cooker already installed and is in need of repair,I understand this model was produced for currys and are no longer in business, THE MODEL TYPE No DFS 090DO SER No 631140051 FAB No 1054. Can you help please. Kind Regards Chris Hooper