Position Liingo on vehicle seat with child facing the rear of the vehicle, and rotate Carrier so that the blue Recline Reference Line is parallel with the ground.
Route the lap portion of seat belt across the seat and confirm it's under both lap belt guides. Buckle vehicle belt.
Wrap the shoulder belt around back of carrier and position it in the shoulder belt guide.
Be sure to pull out the shoulder belt all the way to switch the retractor to locking mode.
Push the Carrier into the vehicle seat while pulling on the shoulder belt to tighten it.
Let any excess seat belt retract back in.
Confirm install is tight and the Recline Reference Line is level with ground.
ALWAYS position Carrier so that blue Recline Reference Line on side of Carrier is parallel with the ground.