Operation Manual

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To adjust the head restraint:
1. Have your child sit in the
ProBOOSTER before it is placed
in the vehicle.
2. Adjust the head restraint by
lifting up on the head restraint
adjustment handle located at the
top rear of the head restraint.
3. There are (11) height adjustment
positions of the head restraint on
the ProBOOSTER.
4. Once the head restraint
adjustment handle is lifted either
pull up or slide the head restraint
down until the head restraint is in
the proper positions detailed in
step 1 and 2 of this section.
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