Operating Manual SIGMA 4-15C, page 86 of 95
03/06
9.5.3 Lid cannot be Opened/Closed
When first trying to open the lid the locks are not released. Press the Lid-key to
activate the motorized lid locks again (refer to chapter 9.6 “Error codes“, ERROR
79). Call Service.
9.5.4 Emergency Lid Release
In the event of a power supply failure it is possible to manually open the lid.
Remove stopper at the upper right side front panel using e.g. a screw driver.
Unlock the motorized lid lock using the supplied square wrench. Put in wrench
and turn to the right. The lid is unlocked and can be opened.
Attention!
The lid may only be unlocked and opened when the rotor is at standstill.
9.5.5 Problems with the Centrifuge?
Please contact your supplier for support or in the event of malfunctions and for
supply of spare parts.
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