Replace The Fan - Siemens Sinamics G120 Hardware Installation Manual

Service and maintenance

6.3 Replace the fan

6.3 Replace the fan
Service life of the fan
The average service life of the fan is 40,000 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 to ensure that the inverter is ready for operation.
Fan replacement, frame size FSA
The fan is located in the lower section in the inverter heat sink.
Procedure
1. Switch the inverter off.
2. Remove the Control Unit from the inverter.
3. Disconnect all the cables from the Power Module.
4. Place the Power Module down on a clean and secure surface with the front side facing
downwards.
5. Replace the fan as shown in the diagram.
Install the new fan in the reverse sequence.
54
Hardware Installation Manual, 07/2016, A5E36985441C AA
Power Modules PM240