Gaggia NAVIGLIO HD8749/01 User Manual page 30

ENGLISH
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10 Gently pull down the lever until it is in contact with the brew group
base and the two reference marks on the side of the brew group
match.
11
Make sure that the hook which locks the brew group is in the correct
position by fi rmly pressing the "PUSH" button until it locks into place.
Check if the hook is at the top end position. If it is not, try again.
12
Insert the brew group in its seat again until it locks into place without
pressing the "PUSH" button.
13 Insert the coff ee residues drawer and close the service door.