Cal. 7N00A, 7N01A Parts Catalogue and Technical Guide
Parts catalogue and technical guide for Seiko Cal. 7N00A and 7N01A quartz watch movements. This service manual covers complete specifications, exploded diagrams of all movement components, detailed parts list with part numbers for accurate replacement and sourcing, hand installation height specifications to ensure proper alignment, combination tables for center wheels, fourth wheels and hour wheels to verify correct assembly configurations, step-by-step disassembly and reassembly procedures, circuit block structure diagrams, and electrical specification data including coil resistance measurements and current consumption values. Essential reference for watchmakers and technicians performing maintenance, repair and module replacement on these movements.
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Document Details
- Format
- Pages
- 8
- Size
- 214.5 KB
- Category
- Watchmaking