Siemens SINAMICS G150 Operating Instructions Manual page 58

Mechanical installation
3.3 Mounting
3. Options M43 and M54 only:
Use the sealing tape provided to attach the contact surfaces of the hood to the top of the
cabinet.
Figure 3-17
4. Place the washers of the original roof screws between the cabinet upper side and the
hood at the contact points of the cabinet front side. This prevents the hood from being
pressed down too far when the screws are tightened and so the opening of the doors
blocked.
Figure 3-18
58
Hood with attached sealing tape
Attaching the washers
Converter cabinet units
Operating Instructions, 07/2016, A5E03347396A