Emergency Lid Release - Sigma 3-30K Operating Manual

Lid cannot be opened
Temperature value cannot be
reached
Hard running noise during the
centrifugation
Fig. 7.1: Possible error causes
7.1.1

Emergency Lid Release

In the event of a power failure, it is possible to manually open the
centrifuge lid.
Fig. 7.2: Position of the opening for the emergency lid release
Fig. 7.3: The emergency lid release key must be inserted horizontally
Version 12/2008, Rev. 1.11 of 27/01/2012
Translation of the original operating manual
Lid lock has not released
Lid seal sticks
Condenser dirty
Screws of the transport safety
device are not removed
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
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.
(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.
Malfunctions and Error Correction
Unlock the lid manually (see
7.1.1) and contact service
Clean the lid seal and apply
talcum powder
Clean the condenser. If the error
occurs again, contact service
Remove screws of the transport
safety device (see 5.2)
3-30K
61