Replace Fan; Replacing A Fm4240 Fan Module - Siemens SIPLUS HCS Series Operating Instructions Manual

Service and maintenance

12.4 Replace fan

12.4 Replace fan
Safety guidelines
Electric shock hazard
The device is energized. Before you begin to replace components, you must:
• Switch off the power supply to the busbar system and secure it against reconnection.
• Disconnect the 24 V DC voltage supply and secure it against reconnection.
12.4.1

Replacing a FM4240 fan module

Tool
You will need a Torx T10 screwdriver
Preparations
Remove all the Power Output Modules that are located below the fan module. Refer to
section Replacing the POM4220 (Page 198) for instructions on removing a
Power Output Module.
194
WARNING
SIPLUS HCS4200 PROFINET/PROFIBUS DP
Operating Instructions, 07/2019, A5E35066204A/006