Cal. V250A V251A Analogue Quartz Technical Guide and Parts List
Technical service manual for Seiko Calibre V250A and V251A analogue quartz movements. This workshop manual provides complete specifications including 0 jewels, step motor configuration, 17.8 mm case diameter, and 2.4 mm height. Covers fastener specifications for all screws used throughout the movement, detailed disassembly and reassembly procedures specific to the V251A caliber with full lubrication data for proper maintenance. Includes systematic checking and adjustment procedures to ensure accurate timekeeping. Comprehensive parts list cross-references every component with manufacturer part numbers for straightforward identification and ordering. Essential reference for watchmakers, repair technicians, and authorized service centers maintaining these compact quartz calibers.
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Document Details
- Format
- Pages
- 5
- Size
- 291.9 KB
- Category
- Watchmaking