ETA 255.265 and 255.266 Technical Parts List and Assembly Diagram
Technical parts list and assembly diagram for ETA calibers 255.265 and 255.266 quartz movements. This documentation provides detailed exploded diagrams with clearly numbered components showing the complete mechanical structure including the hour-setting mechanism, base movement, calendar mechanism, and escape wheel assembly. Technical specifications include battery voltage reference (1.55 V), component dimensions, and material specifications. Cross-sectional diagrams illustrate precise component positioning and orientation. Lubrication guidelines specify appropriate oil types for different mechanism sections. This technical reference is essential for parts identification, assembly sequencing, and mechanical understanding of these ETA quartz calibers.
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Document Details
- Format
- Pages
- 6
- Size
- 4.3 MB
- Category
- Watchmaking