asalvo TRIO ROMA II Manual De Instrucciones página 35

PARKING DEVICES
Stroller is equipped with parking devices that block the motion of both
rear wheels simultaneously.
Press down with your foot the brake pedal in order to engage the par-
king device.
Make sure that the parking system is engaged. When you push the
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stroller gently it should remain still.
Lift up the same brake pedal with your foot to release the parking de-
vices
ATTENTION! When the stroller is not in motion, always use the parking
device! Never leave the stroller on a slope, even if the parking device is
engaged if there is a baby in it!
ATTENTION! Always engage the parking devices when placing or ta-
king your child out of it, as well during folding, unfolding, making any
settings.