Cal. W041A Digital Quartz Technical Guide and Parts List
Technical service and repair manual for the Seiko Cal. W041A digital quartz watch movement. This workshop guide provides detailed specifications for the FEM (Field Effect Mode) liquid crystal display and its multi-drive system architecture, step-by-step disassembly and reassembly procedures for the case and module assembly with technical line drawings, precise lubrication charts with application points, systematic checking and adjustment routines for accurate timekeeping and display function, and a comprehensive parts list cross-referenced with Seiko part numbers for sourcing replacements. The movement is powered by a Seiko CR2025 lithium battery, rated for approximately 10 years of service life at 3.0 V nominal voltage. An essential reference for watchmakers and repair technicians working on this movement.
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Document Details
- Format
- Pages
- 4
- Size
- 150.4 KB
- Category
- Watchmaking