BÜCHI Labortechnik AG
Performing an extraction | 9
Operation Manual FatExtractor E-500
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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.
u
Tap the function
[Start]
on the function bar.
ð
The display shows the
[Home]
menu with a black background.
ð
The instrument is starting the selected method.
u
Wait until the solvent boils and condenses.
u
Make sure that there are no leaks.
9.3.6
Ending a Soxhlet Extraction
WARNING
Risk of dangerous vapors, hot parts and hot glassware.
A hot instrument can cause building fire, skin burns or death.
u
Wait 15 min before opening the lift.
u
Do not touch hot parts or surfaces.
u
Use pliers to remove the glassware.
Navigation path
➔
Precondition:
R
The
[Start]
menu is showing the status
Finished
.
R
The instrument temperature is less than 150 °C.
u
Tap the function
[Up]
on the function bar.
ð
The lift moves up.
u
Open the protection shield.
u
Remove the beaker for further processing.
u
Remove the glass sample tube or thimble from the extraction glass chamber.
u
Switch off the connected chiller or close the water tap.
u
Empty the solvent tank. See Chapter 11.2 "Removing the tank bottle", page 74
9.3.7
Shutting down the instrument
Navigation path
➔
Precondition:
R
The extraction process has ended.
u
Switch the On/Off master switch to Off.
