Hattori Seiko Cal. 3L12A, 3L14A, 3L19A Parts Catalogue and Technical Guide
Complete parts catalogue and technical service guide for Seiko Cal. 3L12A, 3L14A, and 3L19A quartz watch movements. This workshop manual provides detailed specifications, fully annotated exploded diagrams with individually numbered components, step-by-step disassembly and reassembly procedures, and precise lubrication protocols. Covers circuit block architecture, battery installation and positioning, train wheel bridge alignment, electrical value verification, stepper motor drive system operation, and date calendar mechanism. Includes component identification and function for all circuit block sections. Essential reference for watch technicians and repair professionals working with these three Seiko movement calibers.
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Document Details
- Format
- Pages
- 4
- Size
- 131.5 KB
- Category
- Watchmaking