Citizen AT8260-18A User manual

INSTRUCTION MANUAL

1
English
Thank you for your purchase of this Citizen watch.
Before using the watch, read this instruction manual carefully to ensure
correct use.
After reading the manual, store it in a safe place for future reference.
Visit the Citizen website (http://www.citizenwatch-global.com/) to view
visual guides for operation of your watch. Some models may be equipped
with external features (calculation scale, tachymeter, etc.). Visual guides for
operation of such external features can also be found on the website.
To check the movement number
A case number—4 alphanumeric characters and 6 or
more alphanumeric characters—is engraved on the
case back. (Figure on the right)
The first 4 characters of the case number represent
the movement number of the watch. In the example
on the right, " " is the movement number.
Engraving position example
The engraving position may
differ depending on watch model.

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This manual contains instructions that should be strictly followed at all times
not only for optimal use, but to prevent any injuries to yourself, other persons or
property.
We encourage you to read the entire booklet (especially, pages 60 to 71) and
understand the meaning of the following symbols:
■ Safety advisories are categorized and depicted in this manual as follows:
DANGER Highly likely to cause death or serious injury
WARNING Can cause serious injury or death
CAUTION Can or will cause minor or moderate injury or damage
Safety precautions (IMPORTANT)

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English
■ Important instructions are categorized and depicted in this manual as follows:
Warning (caution) symbol followed by instructions that should
be followed or precautions that should be observed.
Warning (caution) symbol followed by prohibited matters.
Safety precautions (IMPORTANT)

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Before using this watch
After unpacking, the following must be done before using the watch:
◆
Checking the power reserve Page 17
Check the charge level of the watch.
◆
Setting the World Time Page 22
Select the city for which you want to indicate the time and date.
◆
Checking the time signal reception Page 41
Check the result of the time signal reception.
This watch has a rechargeable cell which is charged
by exposing the dial to light.
Expose the dial to light regularly to charge the watch.
For details of charging, see pages 12 to 19.

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English
Before using this watch
◆
Protective Stickers
Be sure to remove any protective stickers that may be on your watch (case back,
band, clasp, etc.). Otherwise, perspiration or moisture may enter the gaps between
the protective stickers and the parts, which may result in a skin rash and/or
corrosion of the metal parts.
◆
Band adjustment
We recommend seeking the assistance of an experienced watch technician
for sizing of your watch. If adjustment is not done correctly, the bracelet may
unexpectedly become detached leading to loss of your watch or injury.
Consult an authorized service center.

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◆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.
Unlock Lock
Screw
down
crown
Rotate the crown
counterclockwise
until it releases from
the case.
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.
Screw
down push
button
Rotate the
locking screw
counterclockwise, and
loosen until it stops.
Rotate the locking
screw clockwise,
and tighten firmly.
Before using this watch

7
English
Recessed buttons
Press the button with a narrow-tipped object such
as a wooden toothpick.
Before using this watch

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Table of contents
Features ……………………………………………………………… 10
Component identication ………………………………………… 11
Charging your watch………………………………………………… 12
Using the chronograph……………………………………………… 20
Setting the World Time ……………………………………………… 22
Setting Summer Time ……………………………………………… 26
Notes on the time signal reception ………………………………… 33
Checking the time signal reception………………………………… 41
Receiving the time signal manually (On demand reception) …… 43
Adjusting the time/calendar manually …………………………… 45
Checking and correcting the current reference position ………… 50

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English
Table of contents
Troubleshooting …………………………………………………… 54
Eco-Drive watch handling precautions …………………………… 60
Water resistance …………………………………………………… 64
Precautionary items and usage limitations ……………………… 66
Specications………………………………………………………… 72