Britax Marathon 70 Instruction Manual

Rear-Facing Installation
1 Loosen the harness.
a Lift harness adjuster lever
b Pull both harness straps forward
2 Remove the body pillow,
unbuckle the harness, and
remove the belly pad.
3 Pull the head pad up, then pull the
cover forward while pulling the
buckle through to access the rearfacing
belt path.
4 Route the vehicle seat belt
through the rear-facing belt slots,
then buckle.
TIP: Ensure the vehicle belt is not
twisted.
5 Push the child seat into the vehicle
seat while removing slack (see
pages 8 - 11).
6 Rear-facing installations can be
improved by the use of the Versa-
Tether (see page 24 – 27).
7 Replace the cover and belly pad.
b
a
4
5
Check that the
child seat is
reclined to position 3
Check that there is
LESS than 1 in. (2.5 cm)
of movement (front to back or
side to side) at the belt path
Checklist
Rear-Facing Installation
Check buckle
connection
9 Check that the vehicle belt is securely fastened.
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 and ensure all slack is removed from the vehicle belt
or use a different seating location.
9 Check that the back angle of the child seat is 30º – 45º from vertical (not
to exceed 45º) when the car is parked on a level surface.
* If necessary, the proper recline angle can be achieved by
placing a rolled towel or pool noodle in the vehicle seat bight.
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