Device maintenance and repair   
7.4 Removing and installing hardware 
  SIMATIC IPC627D/827D 
86  Operating Instructions, 09/2014, A5E32990859-AB 
 
Removing and installing the power supply fan 
Requirement 
●  The device is opened. 
●  The power supply has been removed. 
1.  Pull out the plug of the power supply fan ①. 
 
2.  Loosen the four screws ② on the enclosure. 
3.  Take the power supply fan out of the enclosure. 
 
Note 
Install only a fan of the same type. Note the correct mounting position of the fan.