Service cases - hardware
4.8 SINAMICS S120 Combi
Hardware and Software
Service Manual, 03/2011, 6FC5397-5DP40-0BA0
133
4.8.9 This is how you remove the internal fan
Removing the internal fan
NOTICE
When replacing the fan, you must observe the ESD regulations.
Only qualified personnel are permitted to install spare parts!
DANGER
Risk of electric shock
Before replacing the fan, the power supply (400 V AC) must be switched off. A hazardous
voltage is still present for up to 5 minutes after the power supply has been switched off.
Before removing the component, check that the system is in a no-voltage condition!
Procedure:
1. Remove the S120 Combi front cover (see also: This is how you remove the front panel
(Page 124)).
2. Remo
ve the Torx-slotted screw of the fan cover.