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Epson YM15A Specification And Drawing

Epson YM15A Specification And Drawing

Chronograph

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Watch Movement Specification and Drawing
CHRONOGRAPH
Cal. YM15A
Movement Size
12'''
Casing Diameter
Ø 27.0mm
Height
4.34mm
Battery Life
5 years

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Summary of Contents for Epson YM15A

  • Page 1 Watch Movement Specification and Drawing CHRONOGRAPH Cal. YM15A Movement Size 12’’’ Casing Diameter Ø 27.0mm Height 4.34mm Battery Life 5 years...
  • Page 2 Date: 22/Aug./'23 Cal. YM15A Items Rev. Page Specifications Appearance Casing Hand fitting Hand setting stem Dial-01 6-01 Dial-02 6-02 Holding ring for dial Attention for assembly Attention of casing part structure Operation-01 10-01 Operation-02 10-02...
  • Page 3: Specifications

    Date : 22/Aug./'23 Cal. YM15A Specifications Rev. : 03 Analog Quartz 12''' Center second Chronograph Movement 1. MOVEMENT DIMENSIONS φ27.60mm (12H-6H) × 24.00mm (3H-9H) Outside diameter φ27.00mm (12H-6H) Casing diameter Total height 4.34mm (including battery) 2. TIME STANDARD Type of quartz oscillator...
  • Page 11 15/Dec./'17 Date : Cal. YM15A Attention for assembly Rev. : 03 1.How to replace the battery ・ Please use the specified battery to keep the stable performance for a long time. ・ Please install the minus part of the battery towards inside of the watch.
  • Page 12 31/Jul./'14 Date : Cal. YM15A Attention of casing part structure Rev. : 02 1.Minute hand The center wheel have a safety stopper structure to prevent the minute hand from being pressed too much. However pay attention to the contact between hour hand and minute hand.
  • Page 13 Date : 31/Jul./'14 Cal. YM15A Operation-01 Rev. : 01 Minute chronograph hand 1/5 second chronograph hand Hour hand Minute hand 2H button 0 ® 1 ® 2 Crown Small second hand 24 hour hand 4H button Crown position 2nd click...
  • Page 14 Date : 31/Jul./'14 Cal. YM15A Operation-02 Rev. : 01 Chronograph function ・ The chronograph can measure up to 60 minutes in 1/5 second increments, capable of timing 12 hours. ・ When the measurement reaches 12 hours, the chronograph automatically stops counting.