Siemens SINAMICS S120 Equipment Manual page 148

Basic Line Modules with cold plate
6.6 Replacing the fan for capacitor cooling
Completely pull out the fan module
Observe the air flow direction markings when inserting the
new fan
Push in the fan in guide rails 1 and 2.
Connect the two fan cables. Close the device cover and
tighten the six screws with 0.8 Nm
148
Slightly push the fan holder apart and pull out the fan
Observe the cable guide
Manual, (GH4), 03.2007, 6SL3097-2AJ00-0BP4
Booksize cold-plate power units