To extract the load securing device, proceed as follows:
1. Remove the retaining straps.
2. Remove the spacers such as wooden wedges, air cushions, etc.
4.4.3 Lifting the cabinet off the transport pallet
Use a crane to lower the transportation units from the transport pallets and transport them to 
the installation site. Observe the guidelines described in the section "Transport with a crane."
4.4.4 Opening doors in preparation for use
NOTICE
Incorrectly opening the doors
If you incorrectly open the doors, then this can damage the locking mechanism.
● When opening the doors, follow the steps described.
● You must replace a damaged locking mechanism before commissioning, which will be 
charged for. Contact the service center in this regard. You can find the relevant contact 
person under "Service & Support".
The drive is supplied in a closed state. 
A label showing the operating steps and a screw marked by a further label are located on the 
door. Under the screw you will find the opening for manually opening the doors. 
Preparations for use
4.4 Unpacking the cabinets
SINAMICS SM120  6SL38855?B
60 Operating Instructions 12/2015