Siemens PM330 - Replacing Fans; Service Life of the Cooling Fan; Fan Replacement GX

Service and maintenance
5.3 Replacing fans
Power Module PM330
Hardware Installation Manual, 12/2018, A5E32844552B AF
67
5.3
Replacing fans
5.3.1
Service life of the cooling fan
Service life of the fan
The average service life of the fan is 50,000 hours. In practice, however, the service life may
deviate from this value. Especially a dusty environment can block up the fan.
The fan must be replaced in good time in order to ensure that the drive remains ready for
operation.
Note
Operating hours counter for the fan
The number of total operating hours are indicated in parameter p0251; alarm A30042 is
output 500 hours before reaching and when reaching the end of the s
ervice life.
5.3.2
Fan replacement GX
Fan replacement for frame size GX
Removal
1. Switch off the converter.
2. Release the fastening screws
①. The screws are captive.
3. Shift the fan unit to the right, from position "2" to position "1" (this is marked on the
housing).
The connector is simultaneously released.
4. Remove the fan unit from the inverter
②.