Cal. 5G23A Parts Catalogue and Technical Guide
Complete parts catalogue and technical guide for the Seiko Cal. 5G23A quartz movement, essential for watch repair professionals and service technicians. This workshop manual delivers detailed specifications alongside systematic disassembly and reassembly procedures for servicing this step-motor-driven caliber. Numbered parts diagrams show each component's location and function, enabling accurate identification during repair work. The guide covers lubrication points and procedures critical to smooth operation, circuit block structure and electronic function value-checking protocols, the day-date calendar mechanism and calendar setting device, train wheel adjustment system, and electronic circuit reset switch configuration. Also included are specifications for the battery life indicator system and 3V lithium battery requirements. An indispensable reference for maintaining and repairing watches fitted with this reliable quartz movement.
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Document Details
- Format
- Pages
- 4
- Size
- 143.8 KB
- Category
- Watchmaking