Service and maintenance
5.4 Replacing additional components
Power Module PM330
Hardware Installation Manual, 12/2018, A5E32844552B AF
73
5.4.2
Replacing the PSB module
Replacing the PSB module
Figure 5-5
Replacing the PSB module
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 connections
①
.
2.
Remove the 5 screws from the corresponding PSB module
②
.
3.
Withdraw the PSB module.
Installation steps
To reinstall, perform the above steps in the reverse order.
Tightening torque for the PSB module fastening screws: 1.8 Nm
Note
Carefully insert the plug-in connections and ensure that they are secure.
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