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Specifies the size of the ETA 989.331 movement, including diameter and overall dimensions.
Details the height of the movement in both 'on movement' and 'on battery' states.
Lists the component parts required for assembling the motor module in order of assembly.
Defines the types of oils and greases recommended for lubricating watch components.
Lists the parts needed for the assembly of the watch movement, including the electronic module.
Lists the specific parts required for assembling the watch's display module.
Details which parts are interchangeable, providing part numbers and their equivalents.
Provides visual representations of all individual components and supplies for the watch movement.
Illustrates the specific points on the movement where electrical tests should be performed.
Outlines the procedures, measurement scales, and specific conditions for electrical tests.
Specifies the required dimensions and clearances for fitting the hour and minute hands.
Provides detailed, sequential instructions for correctly fitting the hour and minute hands.
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