Removing The Cfu - Siemens Simatic CFU Commissioning Manual

6.4

Removing the CFU

Required tools
You can find information on this in section "Tools and tightening torques (Page 149)".
Uninstalling the Compact Field Unit
If the Compact Field Unit is already in operation, switch off the power supply (24 V DC) of the
Compact Field Unit before uninstalling it.
Step
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SIMATIC CFU
Commissioning Manual, 07/2018, A5E39252870-AC
Switch off the power supply (24 V DC) of the Compact Field Unit before uninstalling it.
Open the enclosure.
Loosen the screws on the BusAdapter.
Remove the BusAdapter.
Disconnect the connectors from the CFU or, if necessary, disconnect the cables from the con‐
nector/BusAdapter.
Loosen the fixing screws at both sides of the CFU.
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Push the CFU up and pull it out to the front.
Installation
6.4 Removing the CFU
35