KYMCO Sento 50 Owner's Manual page 13

(6) SEAT LOCK/MET-IN BOX
To open the seat, insert the ignition switch key into the seat lock
and turn it right. Lift up the seat.
Max. loading capacity of the met-in box is 10kg.
To close the seat, put down the seat and press it down to make
it lock automatically. Then slightly pull up the seat cushion to
make sure that it is locked.
※ CAUTION:
Never put the key under the seat cushion and lock the seat.
(7) HELMET BUCKLE
Open the seat lock and lift up the seat.
Put the helmet retaining ring into the helmet buckle.
Put down the seat and it will lock automatically.
Take out the helmet in the reserve order of the above steps.
※ CAUTION:
When riding, wear the helmet and do not retain it on the
motorcycle to avoid damage of coated parts.
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