Safety 1st Pronto Instructions Manual page 7

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To use the booster seat with backrest/headrest, follow the
instructions below to install the backrest/headrest pads.
Determine Style of Headrest Pad
Installing Backrest/Headrest Pads Version A
1
If back of headrest pad has a sewn
on plastic piece (image A), follow
steps for Installing Backrest/
Headrest Pads Version A.
See step 1 below.
If the headrest pad does not have
plastic piece (image B), follow
steps for Installing Backrest/
Headrest Pads Version B.
See page 9.
Attach Headrest to
Backrest
With the headrest and backrest
facing down, slide the headrest
into the track on the back of the
backrest.
2 Lock Headrest
Lift headrest adjuster lock up and
pull headrest down into a locked
position.
3 Install Headrest Pad
Slide the pad over one side of
the headrest.
Repeat for other side.
4 Attach the Elastic Straps
From the back of headrest,
attach the elastic straps to the
hooks above the shoulder belt-
positioning guides as shown.
5
Install Backrest Pad
Slide backrest pad onto one side
of the backrest. Pull pad tight
and slide the pad over the other
side of backrest. Bottom of the
headrest pad should be behind
the backrest pad as shown.
To install backrest/headrest to booster seat, see page 11.
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