Valmar Sweety Quick 60 Operating And Maintenance Manual page 33

First, unscrew the cap (clockwise) and lift it from the lid.
Then unscrew the top of the lid (clockwise) and remove it.
Finally lift the lid lever and remove the lower part of the lid.
unscrew the plastic bolt, take off the flue damper from the mixer, extract the
mixer from the basin:
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