Siemens Simatic IPC647C - Replacing Device Fans

Service and maintenance
11.1 Removing and installing hardware components
SIMATIC IPC647C
94 Operating Instructions, 12/2010, A5E02669337-02
11.1.4 Replacing device fans
Preparing for removal of the device fan
Disconnect the device from the mains.
Removing the fan
How to remove the device fan
1. Open the front door to about 45°
to release the lock of the front
panel.
2. Remove the front panel and, if
necessary, replace the filter. See
section 5Replacing filters
(Page 392)
3. Release the knurled screws of
the fan holder.
4. Take the fan holder out of the
housing.