ARGENTO E-Bike Piuma Mode D'emploi page 22

Turn the lever locking device (A) in the frame opening/closing mechanism in an
anticlockwise direction. Pull the lever (B) outwards until the locking hook (C) can be
extracted from its seat (D).
Fold the entire frame of the electrically power assisted cycle.
To open the bike frame, carry out the sequence in reverse.
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