Maintenance and service
11.1 Removing and installing hardware components
SIMATIC Rack PC 847B
Operating Instructions, 06/2008, A5E02203168-01
89
CAUTION
The processor may overheat when the system is in operation!
Apply an even, thin film of the heat-conductive paste!
3. Insert the heatsink
4. Secure the heatsink using the
four screws: Insert the screws
diagonally and tighten them
evenly in order to avoid tilting.