Seiko Quartz Cal.47A Parts List and Technical Guide
Parts list and technical service manual for Seiko Quartz caliber 47A movement. Contains detailed parts diagrams with reference numbers, specifications (32,768 Hz crystal oscillator, step motor system, trimmer condenser regulation), movement structure diagrams, functioning explanation of electronic circuit block and mechanical portion, disassembly and reassembly procedures with lubrication instructions, and checking and adjustment procedures including accuracy verification and current consumption measurement.
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Document Details
- Format
- Pages
- 15
- Size
- 704.8 KB
- Category
- Horlogerie