Emergency Lid Release - Sigma 4-5L Operating Manual

7.1.1

Emergency lid release

WARNING
Version 10/2013, Rev. 2.20 of 28/04/2022 • sb
Translation of the original operating manual, part no. 0701502
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 plug (see figure, item 1) from the opening on the left side of
the control panel, e.g. with a screwdriver.
Fig. 32: Position of the opening for the emergency lid release
•
Insert the supplied hexagon socket key horizontally into the hole. The
key will be guided through a funnel-shaped tube to the shaft of the lid
lock motor.
Fig. 33: The emergency lid release key must be inserted horizontally
•
Unlock the motorised lid lock by turning it anti-clockwise.
•
Then, reinsert the plug.
Do not unlock or open the lid unless 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.
Laboratory Centrifuge Sigma 4-5L
Laboratory Centrifuge Sigma 4-5L IVD
7 Malfunctions and error correction
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