You can read the recommendations in the user guide, the technical guide or the installation guide for AEG-ELECTROLUXEL4040A. You'll find the answers to all your questions on the AEG-ELECTROLUX EL4040A in the user manual (information,specifications, safety advice, size, accessories, etc.). Detailed instructions for use are in the User's Guide.User manual AEG-ELECTROLUX EL4040AUser guide AEG-ELECTROLUX EL4040AOperating instructions AEG-ELECTROLUX EL4040AInstructions for use AEG-ELECTROLUX EL4040AInstruction manual AEG-ELECTROLUX EL4040AYour user manualAEG-ELECTROLUX EL4040A