Technical data

System upgrades
A26361-K994-Z220-1-7619, Edition 2 33
Opening the casing
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The following illustrations show the CELSIUS R. The sequence of actions is identical for all
device variants and configuration levels.
► Switch the device off. The device must not be in energy-saving mode!
!
Please observe the safety information in the chapter "
Important notes".
Disconnect the power plug from the mains outlet.
Only re-insert the power plug after you have closed the casing.
► Remove any connected cables that obstruct you at the unit.
► Place the device in a convenient working position.
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The location of the screws for the transport lock can vary from the following illustration
depending on the device variant.
1
► Remove the two transport lock screws (1)
on the back of the casing.
► Undo the safety screws of the side cover
on the back of the casing.
► Lay the device on its side on a stable, flat and clean surface.