Britax MARATHON Guia Del Usuario página 9

BRITAX Child Safety, Inc.
Lap Belt Installation
1. Loosen the harness.
a. Lift harness adjuster
lever and pull both
harness straps
forward.
b. Remove the infant
positioning pillow
and unbuckle the
harness.
2. Recline this child seat to
position 3 and place rear-
facing on the vehicle seat
(see page 25).
3. Pull the head pad up,
then pull the seat cover
forward to access the
rear-facing belt path.
4. Route the vehicle belt
through the rear-facing
belt slots, ensuring that
the vehicle belt is routed
under the harness buckle
strap.
NOTE: The buckle should
be in the inner slot.
IMPORTANT: Do not
use lock-offs for lap belt
installations.
5. Ensure the vehicle belt
is not twisted and buckle
the seat belt.
6. Push down on the middle
of the child seat while
pulling the vehicle belt to
remove all slack.
NOTE: Ensure that the
vehicle belt is locked as
directed by your vehicle
owner's manual.
12
7. Rear-facing installations
can be improved by the
use of the Versa-Tether
(see page 28).
8. Replace the seat cover.
Rear-Facing Installation with Lap Belt
9 Check that all connections are secure and straps are not
twisted.
9 Check that the child seat cannot be moved front to back
or side to side more than 1 in. (2.5 cm) at the belt path.
If the child seat is not secure, repeat installation or use a
different seating location.
9 Check that the back angle of the child seat is 30° – 45°
from vertical (not to exceed 45°) when the car is parked
on a level surface. See "Seat Positions" on page 25.
MARATHON User Guide
a
b
or
13