ETA 255.1xx/255.4x1 Movement - Technical Documentation
Technical communication document for ETA 255.1xx and 255.4x1 quartz watch movements (10.5-11.5 inches). Contains interchangeability charts for seven caliber variants (255.111, 255.121, 255.122, 255.411, 255.421, 255.431, 255.441), complete parts lists with CS numbers, assembly diagrams for calendar mechanism and handsetting mechanism, lubrication specifications, and electrical test procedures with measurement values and connection diagrams. Includes screw specifications and torque requirements.
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Document Details
- Format
- Pages
- 16
- Size
- 2.6 MB
- Category
- Horlogerie