Emergency Lid Release - Sigma 4-16KR Operating Manual

4-16KR
Malfunctions and Error Correction
7.1.1

Emergency Lid Release

54
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 (1) from the opening on the left side of the
control panel, e.g. with a screwdriver (see fig. 7.2).
1
Fig. 7.2: 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. 7.3: The emergency lid release key must be inserted horizontally
(similar to illustration)
Unlock the motorised lid lock with the supplied hexagon socket
key (size 5) 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.
Version 10/2010, Rev. 1.9 of 02/07/2012
Translation of the original operating manual