3
BOOSTER MODE
installation instructions
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1-855-463-4666
Radian 3 RXT
Rainier 2 AXT
BOOSTER MODE INSTALLATIONS:
40–120 lb (18–54 kg)
WARNING!
Use
ONLY
the vehicle lap/shoulder belt
system when restraining the child in this booster
seat.
DO NOT
USE A LAP BELT ONLY!
WARNING:
Make sure the vehicle seat belt can
properly retract before each use.
NOTE:
If 5-Point harness is installed, please review
the harness removal section. The 5-Point harness
MUST be removed to use this seat in booster mode.
1. Place child in seat with their back flat against
the back of the booster seat.
2. Slide vehicle's lap/shoulder belt over booster
seat and between inside of car seat shell and the
belt guide in the headrest.
3. Buckle the vehicle lap/shoulder belt.
Be sure the lap/shoulder belt lies across your
child's shoulders, between the neck and edge
of the shoulder. Be sure the lap portion of the
vehicle seat belt goes under the side nubs and
the belt lies low across your child's hips.
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