NORD Drivesystems BU0750 - Manual (Page 49)

3.4 Overview of special extensions
BU 0750 GB-3311 Subject to technical amendments 49
3.4.2 Removal of Special Extensions
1. Switch off the mains voltage, observe the waiting
period.
2. Remove the cover by unscrewing the 8 screws,
noting the PE connection.
3. Lever the special extension out of its engaged
position with a screwdriver (see illustration). If
necessary disengage the hooks on the right and
left. Completely remove the module by hand.
4. Replace all covers.
ATTENTION
The PE connection must be reconnected.
Otherwise the device must not be used (see
adjacent illustration)!