ETA 256.461 Quartz Movement Technical Communication
Technical communication document for the ETA 256.461 quartz movement (8¼''' caliber, 32,768 Hz frequency). Contains complete parts list with interchangeability information, assembly diagrams for time zone and date mechanism, hand setting mechanism assembly, electrical test procedures, lubrication specifications, and hand fitting height specifications. Includes component illustrations, assembly sequence with torque specifications, and electrical control measurements.
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Document Details
- Format
- Pages
- 12
- Size
- 1.9 MB
- Category
- Horlogerie