Hattori Seiko Cal. V400A V401A Parts Catalogue & Technical Guide
Parts catalogue and technical guide for Hattori Seiko calibers V400A and V401A quartz movements. Includes specifications, disassembly/reassembly procedures, circuit block structure, train wheel bridge settings, main plate lubrication instructions, and component value checking. Features parts diagrams with numbered components, movement specifications (2 or 3 hands, step motor driving systems), battery information, and detailed technical remarks on handling plastic components.
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Document Details
- Format
- Pages
- 6
- Size
- 195.6 KB
- Category
- Horlogerie