Cal. 2K02A, 2K03A Parts Catalogue and Technical Guide
Parts catalogue and technical guide for Hattori Seiko Cal. 2K02A and 2K03A quartz watch movements. Includes specifications (18.4 mm diameter, 2.5 mm height, 3-hand display, step motor driving system), disassembly and reassembly procedures with numbered diagrams, complete parts list with reference numbers, lubrication specifications, circuit block structure with C-MOS IC, value checking parameters (coil block resistance 2.3kΩ-2.7kΩ, current consumption), and assembly notes for train wheel setting lever and train wheel bridge positioning.
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Document Details
- Format
- Pages
- 6
- Size
- 181.7 KB
- Category
- Horlogerie