Seiko Cal. 2P21A Movement Parts Catalogue and Technical Guide
Seiko Cal. 2P21A quartz movement parts catalogue and technical service manual. Provides complete specifications and detailed parts list with exploded diagrams for all components of this precision quartz movement. Covers assembly and disassembly procedures with step-by-step guidance for technicians. Includes circuit block structure documentation, installation remarks for hands, dial, circuit block cover and winding stem, and train wheel bridge calibration settings. Features value checking parameters essential for workshop maintenance, including coil block resistance standards and current consumption specifications. A comprehensive workshop reference for professional watch repair and movement servicing.
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Document Details
- Format
- Pages
- 5
- Size
- 153.2 KB
- Category
- Watchmaking