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BIFFI FAIL SAFE ELECTRIC ACTUATORS, MODEL EFS2000V4
InstructIon and operatIng Manual
15 LOCAL INDICATOR SETTING
Move the EFS2000v4 to the fully closed position
1. Remove the black plug 2. Unscrew the central screw 3. Remove the indicator
4. Unloose the counter nut 5. Rotate the indicator nut clockwise until it blocks
at the end of the threads; rotate a few degrees
counter clockwise until the flat surface is perfectly
aligned with the CLOSE indication of the label.
6. Fix the counter nut
7. Replace the indicator, with the arrow corresponding
to the CLOSE indication on the label
8. Fix the central screw 9. Replace the plug
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