Ronda 5040.F Chronograph Movement - Technical Data and Assembly Instructions
Complete technical data sheet and assembly instructions for the Ronda 5040.F quartz chronograph movement. This 12.5 ligne calibre measures 28.60mm in total diameter and fits standard 28.00mm cases, with a compact movement height of 4.40mm. Powered by battery Nr. 395, the movement delivers 48 months of continuous operation and functions reliably across 0°C to 50°C. Performance specifications cover torque requirements, magnetic field immunity at 18.8 Oe (1500 A/m), and shock resistance per NIHS 91-10 standards. Detailed assembly diagrams illustrate the 17 principal components—cannon pinion, bridges, rotors, yoke assemblies, stator, and intermediate wheels—with precise positioning and orientation for correct installation. Essential reference for watchmakers, movement technicians, and service specialists performing assembly, maintenance, or troubleshooting of this chronograph calibre.
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Document Details
- Format
- Pages
- 4
- Size
- 2.8 MB
- Category
- Watchmaking