Citizen AT8260-18A Instruction Manual page 7

Before using this watch
◆ How to use a specially designed crown/push button
Some models are equipped with a specially designed crown and/or push button to
prevent accidental operation.Please refer to the following chart for use.
Screw down crown and screw down push button
Unlock the crown prior to operate your watch.
Screw
down
crown
Screw
down push
button
6
Unlock
Rotate the crown
counterclockwise
until it releases from
the case.
Rotate the
locking screw
counterclockwise, and
loosen until it stops.
Lock
Push the crown in to
the case. With gentle
pressure towards the
case, rotate the crown
clockwise to secure it
to the case. Be sure to
tighten firmly.
Rotate the locking
screw clockwise,
and tighten firmly.