Buchi FatExtractor E-500 - Starting an Economic Continuous Extraction; Ending an Economic Continuous Extraction

BÜCHI Labortechnik AG Performing an extraction | 9
Operation Manual FatExtractor E-500 69/88
Status Meaning
The extraction position is activated.
The extraction position will be heated.
The extraction position is not activated.
The extraction position will not be heated.
The extraction for this extraction position is aborted.
The extraction position is not heated anymore.
Navigation path
➔
u Navigate to the [Home] menu via the navigation path.
u Select the extraction position with the navigation control.
u Tap the function [OK] on the function bar.
ð The status of the extraction position is changed.
9.5.4 Starting an Economic Continuous Extraction
NOTE
Boiling retardation
4 The beakers contain an integrated boiling surface.
ðNo boiling aids are needed.
NOTE
As an alternative fill the solvent at the beginning of an extraction through the con-
denser. See Chapter9.1.1 "Adding solvent through the condenser", page61
Navigation path
➔
Precondition:
R The instrument has been prepared.
R A method is selected.
R The sample is prepared (in the glass sample tube or in the thimbles).
u Switch on the connected chiller or open the water tap.
u Place the prepared glass sample tube or thimble with the corresponding holder in
the extraction chamber.
u Fill the beaker with organic solvent.
u Put the beaker on the corresponding position on the heating plate.
u Close the protection shield.
u Navigate to the [Home] menu via the navigation path.
u Tap the function [Down] on the function bar.
ð The lift moves down.
u Wait until the lift is in the lower position.
u Make sure that all components of the glass setup are aligned.
Testing procedure:
 Move each condenser a small distance forward and backward.