6. Install the red 24 V connectors in accordance with the supplied description of the component
to be connected.
7. Close the protective covers of both components.
4.10.10
This is how you remove the internal fan
Removing the internal fan
Note
When replacing the fan, you must observe the ESD regulations.
Only qualified personnel are permitted to install spare parts!
DANGER
Danger to life through live parts and components
Death or serious injury can result when live parts are touched.
● Switch off the power supply before replacing the fan (400 V AC). A hazardous voltage is
still present for up to 5 minutes after the power supply has been switched off.
● Before removing the component, carefully ensure that it is in a no-voltage condition.
Service cases - hardware
4.10 SINAMICS S120 Combi
Software and hardware
154
Service Manual, 08/2018, 6FC5397-5DP40-6BA1