Seiko 2D22A Quartz Movement Technical Guide
Technical guide for Seiko 2D22A quartz movement (Cal. 2D22A). Includes complete parts catalogue with exploded views, specifications, disassembly and reassembly procedures, lubrication instructions, and checking and adjustment procedures. Movement features three hands, date mechanism, step motor with load compensated driving pulse, instant date setting, train wheel setting device, and electronic circuit reset switch. Covers battery types (SEIKO TR621SW, Maxell SR621SW, Sony Eveready 364), measuring gate specifications, and detailed assembly illustrations with component labeling.
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Document Details
- Format
- Pages
- 14
- Size
- 288.7 KB
- Category
- Horlogerie