Marta MT-4311 Manual De Instrucciones página 37

 Take the inner aluminum lid board out and wash it.
 Take the sealed ring out and pull it carefully up. Wash it, dry and set back.
 Clean steam relief valve after every use. Take valve out carefully with no force. Rinse with running water. Dry it and set back.
 Set the inner aluminum lid board back.
 Wipe the multicooker housing and the lid with wet cloth and dry.
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