Emergency Lid Release - Sigma 8KBS Operating Manual

Blood bank centrifuge Sigma 8KBS
7 Malfunctions and error correction
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7.1.1

Emergency lid release

WARNING
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In the event of a power failure, it is possible to manually open the centrifuge
lid.
•
Switch off the mains power switch and disconnect the power cord from
the socket.
•
Remove the plugs (see figure, item 1) at the right side panel, e.g. with a
screw driver.
Fig. 39: Position of the openings for the emergency lid release
•
Insert the supplied tube wrench (part no. 930 110) horizontally into the
hole. The key will be guided through a funnel-shaped tube to the shaft
of the lid lock motor.
Fig. 40: The emergency lid release key must be inserted horizontally.
•
Unlock the motorised lid locks as follows:
– Turn the left lid lock anti-clockwise.
– Turn the right lid lock clockwise.
•
Then, reinsert the plugs.
The lid may only be unlocked and opened when the rotor is at a standstill.
If the lid is opened via the emergency lid release system during a centrifuge
run, the centrifuge will be switched off immediately and decelerate in an
unbraked manner.
Translation of the original operating manual, part no. 0703502
Version 05/2021, Rev. 1.2 of 28/04/2022 • sb