Seiko 6R20 Support and Manuals
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Seiko Premier Automatik Ref. 6R20-00A0 (5931)
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Popular Seiko 6R20 Manual Pages
Manual - Page 3
ENGLISH
CONTENTS
Page
CHARACTERISTICS OF A MECHANICAL WATCH 4 NAMES OF THE PARTS 5 HOW TO USE ...7 HOW TO SET THE TIME, DAY AND DATE 9 HOW TO READ THE POWER RESERVE INDICATOR 12 TO PRESERVE THE QUALITY OF YOUR WATCH 14 PLACES TO KEEP YOUR WATCH 18 NOTES ON OVERHAUL 19 NOTES ON GUARANTEE AND REPAIR 19 TROUBLESHOOTING 20 ACCURACY OF MECHANICAL WATCHES 21 SPECIFICATIONS ...23
3
Manual - Page 4
... it temporarily gains or loses time. If the watch encounters a strong magnetic field, the parts of magnetism are required. In this case, repairs such as removal of the watch may be magnetized. English
CAL. 6R20
CHARACTERISTICS OF A MECHANICAL WATCH (self-winding type, automatic winding type)
● This mechanical watch operates using power obtained from whom the watch was purchased.
4
Manual - Page 5
English
NAMES OF THE PARTS
Hour hand
Power reserve indicator
Second hand
Minute hand Date CROWN
abc
Day
CROWN
a) Normal position
: winding up the mainspring (manual operation)
b) First click position
: day and date settings
c) Second click position : time settings
5
Manual - Page 7
... until the power reserve indicator shows a full-wound state. The second hand will start moving.
3. Slowly turn the crown clockwise (the 12 o'clock direction) to manually wind the mainspring by turning the crown.
● How to wind the mainspring.
* Turning the crown counterclockwise (the 6 o'clock direction) does not wind the mainspring.
2. Set the time...
Manual - Page 8
...the mainspring, refer to "HOW TO READ THE POWER RESERVE INDICATOR " on the desk like a clock, for example; The second hand starts to the characteristics of the watch is used without wearing on the wrist; That... it operates for more than 10 hours a day. if it up . However, swinging the watch from side to side to forcibly turn the crown further when the mainspring is no need to ...
Manual - Page 9
...hand continues moving and the accuracy of the month, first set by turning the crown clockwise. 3. If you do, the date may cause a malfunction.
9 The day can be set the date to "5" by ...turning the crown
counterclockwise. If AM/PM is so designed that the watch is operating, and then set the time, day and date. • The watch is unimpaired.)
...
Manual - Page 10
... period.
The time is different from that of quartz
watches. CAUTION • The mechanism of mechanical watches is now set the correct time.
5. When setting the time, be sure to turn back the minute hand a little behind the desired time and then advance it to set for the a.m. Push the crown back in to the...
Manual - Page 11
.../ it may cause a malfunction. 11 CAUTION • Do not set the date to set the date between 10:00 p.m. English
● Date adjustment at ...the beginning of the month It is necessary to the first click. 2.
Ex.) To adust the date in the a.m. period on the first day after a month that has less than 31 days. The watch...
Manual - Page 12
... the winding state of the mainspring.
• Before removing the watch from stopping, wind the mainspring to store the excess power that will allow the watch to run for extra time.)
Power Reserve Indicator
The winding state of the mainspring
The number of hours the watch can run
Fully wound
Approximately 45 hours
12
1/3 wound
Approximately...
Manual - Page 13
English
* When the mainspring is fully wound, the crown can be turned further without damaging the mainspring itself. The mainspring of the watch employs a slipping mechanism to prevent the mainspring from over-winding.
* The orientation of "the power reserve indicator" may slightly vary depending on the model.
13
Manual - Page 15
...watch...watch was purchased or your watch... is not water resistant, and care should develop any allergic symptoms or skin irritation, immedi- English
CAUTION
● RASH AND ALLERGIC REACTION • Adjust the band to allow a little clearance around your wrist to ensure proper
airflow. • Prolonged and/or repeated contact with the band may damage the movement.... If the watch ...
Manual - Page 19
... of oil or get worn out, the watch is provided in the certificate of moving parts lubricated with special oils.
English
NOTES ON OVERHAUL
● The watch may lose time or stop its operation. In such a case, have the watch was purchased from or SEIKO CUSTOMER SERVICE CENTER for repair or overhaul.
● Within the guarantee period...
Manual - Page 20
...arm movement is not properly set. Wear the watch for the next use. The watch , turn the crown to wind the mainspring if the remaining power shown by the power reserve indicator is worn on your
watch was purchased. temperatures for a short period
the power reserve indicator of time, or the amount of troubles other than 3 years.
AM/PM is small.
TROUBLESHOOTING...
Manual - Page 21
...low temperatures.
● In order to improve accuracy, it is important to regularly supply energy to the balance that powers mechanical watches varies between when fully wound and immediately before it... watches are made of metals, which the watch is worn on the wrist, arm movement, and whether the mainspring is wound up mechanical type.
21 This exerts an effect on the accuracy of the watches...
Manual - Page 23
..., power reserve indicator
2 Vibrations per hour 28,800 3 Loss/gain (daily rate 25 - 15 seconds at normal temperature range
(between 5°C and 35°C) 4 Continuous operating time More than approx. 45 hours 5 Driving system Automatic winding type with manual winding
mechanism 6 Jewels 29 jewels * The accuracy above is factory adjusted. ** Due to the characteristics of mechanical watches...
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