Parts Catalogue and Technical Guide for Seiko Cal. 5Y22A, 5Y23A, 5Y30A, 5Y31A, 5Y32A, 5Y39A
Complete parts catalogue and technical guide for Seiko quartz watch movements Cal. 5Y22A, 5Y23A, 5Y30A, 5Y31A, 5Y32A, and 5Y39A. This workshop manual covers step-motor driven movements with calendar functions and multiple caliber variants. Includes detailed exploded view diagrams showing each component in position, comprehensive specifications table detailing movement dimensions and functional features, organized parts lists with individual component numbers for ordering and identification, and systematic assembly and disassembly procedures for service and repair work. Lubrication instructions specify the correct greasing points and products for optimal timekeeping performance. Circuit block structure analysis and complete electrical specifications support troubleshooting and technical diagnostics. An essential reference for watch technicians and repair professionals working with these Seiko quartz calibers.
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Document Details
- Format
- Pages
- 7
- Size
- 275.3 KB
- Category
- Watchmaking