Britax Marathon - Manual (Page 15)

Checking Buckle Position
26
WARNING: The position of the
vehicle belt buckle can affect the
stability of the child restraint . In an
accident, an improperly positioned
buckle could become loose and
the child would be unprotected .
If the buckle l ies near the position marked as
wrong ( ) when the vehicle belt is tightened,
try fitting the child restraint in another seating
position in the vehicle .
If it is not possible to achieve the correct
position ( ) for the buckle, then another
seating position MUST be used .
IMPORTANT: Check that the child restraint is
secure before each tri p .
IMPORTANT: This child restraint
can be used in the upright or
full recline position with children
up to 33 pounds (15 kg), and
upright position only with children
weighing more than 33 pounds .
Pull the recline handle, then slide
the restraint shell into the desired
position . Release the recline
handle, then verify that the child
restraint has locked into position .
Recline Adjustment
27
Using the Buckle
Fastening the Buckle
Hold the buckle with one hand .
Use the other hand to insert one
tongue at a time into the buckle .
Proper connection is confirmed with
a positive click after inserting the
second buckle tongue .
Releasing the Buckle
Brace the rear of the buckle with your
hand .
Use your thumb to press release
button until both tongue s are ejected
from buckle .
IMPORTANT: Periodically clean the buckle to ensure proper operation .
See section, Cleaning the Buckle, on page 35 .
Fastening the Chest Clip
Fasten chest clip by pushing the two halves
together until a positive click is heard .
IMPORTANT: The correct height for the
chest clip is at the middle of the chest,
level with the child's armpits .
Releasing the Chest Clip
Release chest clip by squeezing the middle
tab, then pulling the two pieces apart .
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Using the Chest Clip