Maintenance and service

11.1 Removing and installing hardware components

Installing the fan

Notice

Always install a fan of the same type!

Caution

Ensure that the arrow on the fan points away from the fan bracket.

11.1.6Processor replacement

Caution

The processor replacement may only be carried out by authorized qualified personnel.

Preparation

1.Unplug the device from mains.

2.Open the device.

Removing the processor

How to remove the processor

1.Unhook the fan holder on the heat sink and pull off towards the front.

2.Disconnecting the processor fan connector

3.Loosen the four screws and remove the heat sink.

11-6

SIMATIC Rack PC IL 43

Operating Instructions, Edition 09/2005, A5E00432875-01

Page 60
Image 60
Siemens PCIL43 manual Processor replacement, Installing the fan, Removing the processor, How to remove the processor