Peg-Perego PRIMO VIAGGIO 4-35 Owner's Manual page 40

How to buckle your baby into the Car Seat
To loosen the harness, press and hold the
harness adjuster button inside the slot
located at your baby's feet, and pull the
top harness as shown (i).
2
2
1
Important! A snug strap should not allow
any slack. It lies in a relatively straight line
without sagging. It does not press on the
child's flesh or push the child's body into
an unnatural position.
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