Cleaning The S120 Combi Heat Sink - Siemens SINAMICS S120 Combi Equipment Manual

Service and maintenance

13.4 Cleaning the S120 Combi heat sink

Installing the fan
1. Before installing the fan, check the air flow direction (the arrow on the fan must point
2. Insert the connector until it fully engages.
3. Tighten the 2 Torx screws (TX20); torque 1.2 Nm
4. Close the device cover (TX10); torque 0.8 Nm
13.4 Cleaning the S120 Combi heat sink
The S120 Combi heat sink should be cleaned at regular intervals using either compressed
air or high-pressure water jets.
To clean the heat sink, the air baffle plate at the rear of the S120 Combi must be removed as
follows:
284
towards the cooling ribs).
SINAMICS S120 Combi
Manual, Edition 05.2010, 6SL3097-4AV00-0BP0