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Operating Mechanism Maintenance
4.13.1 Manual tensioning of the closing springs
1HSB515409-100 en rev2
1.
Crank anticlockwise until the closing springs are fully charged. Check by
measuring between the bridge and the frame foot.
2.
Turn the switch on the drive unit to the
"MOTOR" position.
3.
Reset the direct-on-line starters.
4.
Turn the switch Local/Remote on the
control panel to the "REMOTE" position.
5.
Make a test operation.
Figure 4-13. Check dimension, closing springs.
B20021
31
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