Maintenance and service
12.4 Removing and installing hardware components
SIMATIC Panel PC 677B
132 Operating Instructions, 05/2007, A5E01035609-01
Installing the fan
Notice
Always install a fan of the same type!
Fan mounting position
The figure shows the correct fan
mounting position.
Pay attention to the direction of the
arrow on the fan enclosure!
12.4.13 Installing / removing the power supply fan
Preparations
1. Disconnect the device from the mains.
2. Open the device.
3. Remove the power supply.
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