User manual SEIKO 9R66

[. . . ] CONTENTS CHARACTERISTICS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . SCREW LOCK TYPE CROWN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . How to use the screw lock type crown . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Guide for winding state of the mainspring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [. . . ] To set the time after that, wait for approximately 30 seconds after the second hand starts to move, then pull the crown out to the second click. The second hand will stop moving while the crown is at the second click. If the stoppage of the small second hand movement exceeds 30 minutes, push the crown back in, and wait for at least 30 seconds after the second hand restarts moving, and then continue the time setting. and 1:00 A. M. , temporarily set the hour hand back to 8:00 P. M. , and then set the time. (This procedure is required to ensure the proper engagement of the calendar driving wheel. ) How to set the calendar Two full rotations of the hour hand will change the date for one day. The date advances one day by turning the hour hand two full rotations clockwise (for 24 hours), while the date is set back one day by turning the hour hand two full rotations counterclockwise. Manual date adjustment is required on the first day after a month that has less than 31 days: February, April, June, September and November. Make sure that the mainspring is sufficiently wound and the watch is working. When setting the date and time, ensure that the watch is working. 60 61 2. minute hand indicate, which is of a place in a different time zone (This is the standard usage type for the area with at least one hour of time difference from where you are. Refer to "How to use the time difference adjustment function" 24-hour hand. ) on page 65. TIME DIFFERENCE ADJUSTMENT FUNCTION For example, while traveling abroad and staying in a place with a different time from where you live, you can conveniently set the watch to indicate the local time in the different time zone area without stopping the watch. The hour hand indicates the time of the place where you currently are, while the 24-hour hand indicates the time of the place of origin. If the time difference is correctly adjusted, the watch displays the correct date of the place where you are staying. How to use the time difference adjustment function 1. Make sure that the mainspring is sufficiently wound and the watch is working. When setting the hour hand to use the time difference adjustment function, ensure that the watch is working. 64 Both the hour hand and the 24-hour hand are indicating the Japan time 10:00 A. M. Hour hand: Japan time 10:00 A. M 24-hour hand: New York time 8:00 PM 65 2. Pull out the crown to the first click. Pull out the crown to the first click. 4. Turn the crown to set the hour hand to indicate the time of the place where you are staying. Make sure that AM/PM is correctly set. The calendar is designed to work in conjunction with the movement of the hour hand, therefore, incorrect setting of AM/PM will cause the date to change at noon. Refer to "List of time zone differences in major regions of the world" on page 70. 5. Upon completion of setting, make sure that the time indicated is correct, and then push the crown back in. Relock the crown. Refer to "How to use the screw lock type crown" on page 52. If you set the time during any time between 9:00 P. M. and 1:00 A. M. , temporarily set the hour hand back to 8:00 P. M. , and then set the time. 66 Turning the crown clockwise (upward): The hour hand is set back one hour. Turning the crown counterclockwise (downward): The hour hand is advanced one hour. 67 The crown can be turned in either direction to adjust the date, however, it is recommended to turn the crown in the direction which enables you to set the date with a smaller adjustment. Turn the crown slowly, checking that the hour hand moves in one-hour increments. However, this is not a malfunction. Selectable display mode With the time difference adjustment function, the watch features a dual time display which shows time in two different time zones. [. . . ] When you take the watch to the retailer from whom it was purchased, request that the watch be inspected and overhauled by SEIKO. We suggest that you have your watch checked by SEIKO every 3 to 4 years for long-time use of your watch. The movement of this watch has a structure that consistent pressure is applied on its power-transmitting wheels. To ensure these parts work together properly, periodic inspection including cleaning of parts and movement, oiling, adjustment of accuracy, functional check and replacement of worn parts is needed. Inspection and adjustment by disassembly and cleaning (overhaul) within 3 to 4 years from the date of purchase is highly recommended for long-time use of your watch. [. . . ]