Seiko Cal. V827A Service Guide
Seiko Cal. V827A service manual for quartz watch movements. This workshop guide delivers the technical specifications and repair procedures needed for servicing this compact movement—featuring an 18.5mm diameter case with 16.8mm movement diameter, 3.6mm height, three-hand configuration, and load-compensated step motor design. The manual covers winding stem installation and hand positioning with precision alignment notes for the hour wheel ring, earth lead terminal connections, and current consumption verification. Includes detailed movement diagrams, electronic circuit reset procedures, instant date setting mechanism operation, and the complete technical data required for accurate service and adjustment. An essential reference for technicians working with this Seiko quartz caliber.
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Document Details
- Format
- Pages
- 1
- Size
- 72.1 KB
- Category
- Watchmaking