Siemens SINAMICS S120 Manual page 280

Maintenance and servicing
6.4 Replacing components
Installation steps for the fan, width 50 to 200 mm
1. Before installing the fan, check the air flow direction
2. Insert the connector until it fully engages.
3. Insert the fan until it latches into place.
4. Close the fan cover.
Removing the fan, width 300 mm
Figure 6-16
1. Undo the M6 / 6 Nm screws (1)
2. Disconnect the power supply for the fan (2)
3. The fan can now be removed
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(the arrow on the fan must point towards the cooling fins).
Do not pinch the connecting cables.
CAUTION
The tightening torques specified in the table "Tightening torques for connecting current-
conducting parts" must be observed.
The screw connections for the protective covers may only be tightened by hand.
Removing the 300mm fan
Cabinet Modules
Manual, (GH5), 05/2010, A5E03263538A