Seiko 5Y19A, Technical Manual, Page: 8 / 12

TECHNICAL GUIDE
Cal. 5Y19A
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The explanation here is only for the particular points of the Cal. 5Y19A.
I. REMARKS ON DISASSEMBLING AND REASSEMBLING
2 HOUR, MINUTE, SECOND HANDS– 6 DIAL
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Remarks on removing the small hands (Date, day and 24-hour hands)
• When pulling out the small hands, be sure to hold the dial while pulling them out.
• When pulling out a small hand, put the hand remover under the pipe of the hand and then remove the
hand.
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How to install the dial and the hands
1. Pull out the crown to the second click position. Turn the crown until the date, and subsequently, the
day of the week change. Make sure the completion of the date and the day of the week change, set
the dial.
2. Install the date hand and the day hand in order.
3. Turn the crown further until just after the date changes.
4. Install the 24-hour hand at the 24 o’clock (zero) position.
5. Install the hour, minute and second hands to the 12 o’clock position.
Dial
Insert the hand remover here.
Small hand
Pipe