Siemens PM330 - Replacing the Electronics Fan

Service and maintenance
5.4 Replacing additional components
Power Module PM330
76 Hardware Installation Manual, 12/2018, A5E32844552B AF
5.4.4
Replacing the electronics fan
Replacing the electronics fan
Figure 5-7 Replacing the electronics fan
Preparatory steps
● Disconnect the built-in unit from the power supply.
● Allow unimpeded access.
● Remove the protective cover.
● Open the device, see Chapter "Opening the device (Page 71)"
Removal steps
1. Withdraw the plug connection ①.
2. Remove the two screws fastening the electronics fan
②.
3. Remove the electronics fan.
Installation steps
To reinstall, perform the above steps in the reverse order.
Tightening torque for the electronics fan fastening screws: 5 Nm
Note
Carefully insert the plug connections and ensure that they are secure.