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BRITAX Child Safety, Inc.
MARATHON User Guide
Cleaning the Cover
• HAND WASH the cover using cold water and mild soap.
• LINE DRY to prevent the cover from shrinking.
• DO NOT:
– Bleach
– Machine wash
– Machine dry
– Iron
Replacing the Cover
4. Attach the plastic hooks
to the bottom edge of the
child seat.
5. Slide the head pad over
the harness adjuster and
attach the elastic straps to
the rear tabs.
6. Attach the hook and loop
fasteners on the head
pad around the harness
straps.
1. Fit the child seat cover
around the child seat
shell.
2. Attach the plastic hooks
behind the head pad onto
the child seat.
3. Replace the belly pad and
buckle:
a. Turn the buckle
retainer sideways
and route it through
the belly pad.
b. Route the belly pad
and buckle retainer
through the buckle
slot in the cover.
– Ensure that the
buckle is through
the correct cover
slot for the buckle
position.
c. Slide the end of the
belly pad over the
comfort foam on the
child seat.
d. Turn the buckle
retainer sideways
and route it through
the front buckle
slot and then into
the desired buckle
position in the child
seat.
Harness Buckle
If your child eats and drinks while in the child seat, you will
need to check the buckle periodically and rinse out any
accumulated debris.
Removing the Harness Buckle
1. Lift the cover from the
seat to find the buckle
strap connection.
2. Remove the buckle strap
by turning the buckle
retainer sideways and
routing it out of the front
buckle slot in the child
seat.
3a
3b
3c
3d
