Seiko Cal. V14JA 25.0mm Parts Catalogue and Technical Guide
Complete parts catalogue and technical guide for the Seiko Cal. V14JA 25.0mm solar-powered quartz watch movement. This workshop manual delivers detailed component listings with part numbers and exploded diagrams covering the dial, hands, day-and-date calendar mechanism, train wheel bridge, rechargeable battery unit, and solar cell array. The repair and maintenance sections walk through disassembly and reassembly procedures, hand installation and dial positioning, calendar mechanism setup and adjustment, battery replacement and output voltage measurement, as well as charging protocols and current consumption testing. The movement features step motor drive technology, 3-hand time display with integrated day and date functions, a titanium-lithium rechargeable battery platform operating at 0.45–2.20V, and 2 jewels. An essential reference for service technicians and horologists working with this solar quartz caliber.
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Document Details
- Format
- Pages
- 8
- Size
- 475.3 KB
- Category
- Watchmaking