Britax Child Safety, Inc.
Lap-Shoulder Belt Installation
1� Place the base on the
vehicle seat and then pass
the vehicle belt through the
belt route�
2� Ensure that the vehicle
seat belt is not twisted and
buckle�
3� Press the base firmly into
the vehicle seat while
removing all slack from
first the lap portion and
then the shoulder portion
of the vehicle seat belt�
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ENDEAVOURS/B-SAFE ULTRA User Guide
4� Hold the vehicle shoulder
belt tightly and slide firmly
under the lock-off on the
side of the base opposite
the buckle�
Base Installation with Lap-Shoulder Belt
CHECKLIST
ü Check that the vehicle belt is tight and that the base
is secure� The base is secure when it moves less
than 1 inch (2�5 cm) front-to-back or side-to-side at
the vehicle belt path�
ü Check that the recline angle is correct and confirm
that the red marker is visible between the two lines
on the recline angle indicators�
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