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TECHNICAL GUIDE
Cal. 9T82A
Lubricating: : SEIKO Watch Oil S-6
3 Bezel gasket
Never apply the silicone oil to the bezel gasket. Otherwise, the silicone oil may spread to the dial or other
parts, causing malfunctions.
4 Winding stem with crown
• How to remove
Push the lever for unlocking stem between the dial and the case vertically down with tweezers, and
remove the winding stem with crown.
For both types
7 Buttons
• Lubricating
Apply SEIKO Watch Oil S-6 to the end portions of the buttons that touch the lever.
8 Hour, minute and second hands
• How to install the hour hand
The watch is provided with the instant date change mechanism. In order for the date to change at
the exact time, install the hands following the procedure below.
1. Slowly turn the crown counterclockwise.
Stop turning the crown when the date has
changed.
2. Install the hour hand so that it points slightly
ahead of the 12 o’clock marker (See the
illustration at right).
3. Install the minute and second hands so
that they point exactly to the center of the
12 o’clock marker.
Hour hand
Install the hour hand so that
its tip points to the right end
of the 12 o’clock marker.
Notes:
* Check clearance among the hands at the 12,
3, 6 and 9 o’clock positions lest they should
touch one another.
* Some models have hands coated with
LumiBrite. When handling the hands,
therefore, take care not to damage the
LumiBrite coating.