Britax MARATHON Guide D'utilisation page 11

BRITAX Child Safety, Inc.
Lap-Shoulder Belt Installation
1. Remove the tether from
the pouch and place it up
and over the child seat
back.
2. Adjust this child seat to
position 1 or 2 and place
forward-facing on the
vehicle seat (see page 24).
Ensure that no more than
7.6 cm (3 in.) of the base
hangs over the edge of the
vehicle seat.
IMPORTANT: Your child
seat may not perform as
intended if the base of the
child seat is not flat on the
vehicle seat.
3. Loosen the harness.
a. Lift harness adjuster
lever and pull both
harness straps
forward.
b. Remove the infant
positioning pillow
and unbuckle the
harness.
4. Pull the head pad up, then
pull the seat cover forward
to access the forward-
facing belt path.
5. If applicable, open the
green lock-off closest to
where the vehicle belt will
be buckled (see page 24).
a. Open the locking tab.
b. Open the clamp.
6. Route the vehicle belt
through the forward-facing
belt slots, ensuring the
vehicle belt is not twisted,
then buckle.
7. Push down into the rear
of the child seating area
with moderate force while
removing all slack from
the bottom (lap) part of the
vehicle belt and close the
lock-off, if used.
IMPORTANT: Both the
vehicle lap and shoulder
belts must be routed
through the lock-off.
16
7.6 cm
Locking
5a
Tab
5b
Clamp
8. Push down into the middle
of the child seating area
with moderate force while
pulling the top (shoulder)
part of the belt between
the belt slots to remove
any remaining slack
through the lock-off.
9. Attach the tether to a
designated anchor (see
vehicle owner's manual)
and remove all slack (see
page 29). Store the excess
webbing in the elastic
strap.
10. Replace the seat cover.
Forward-Facing Installation with Lap-Shoulder Belt
9 Check that all connections are secure and straps are not
twisted.
9 Check that no more than 7.6 cm (3 in.) of the base hangs
over the edge of the vehicle seat.
9 Check that the child seat cannot be moved front to back
or side to side more than 2.5 cm (1 in.) at the belt path.
If the child seat is not secure, repeat installation or use a
different seating location.
9 Check that any excess tether webbing is contained within
your vehicle and secured in the elastic strap.
MARATHON Canadian User Guide
17