Büchi Labortechnik AG
Operating the control panel | 6
Operation Manual Lyovapor™ L-300/L-300 Pro
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u
Tap the function
[[Start conditioning]]
on the function bar.
ð
The temperature in the ice condenser cools down to operating temperature.
ð
The vacuum pump is being brought up to operating temperature.
ð
After completion of the conditioning phase, the status bar shows the status
Unload / Load.
6.5.2
Starting freeze-drying
CAUTION
Risk of skin burns from touching parts of the ice condenser after completion of
conditioning.
u
Wear protective gloves when working on the instrument after the conditioning
phase.
Navigation path
➔
Start
Precondition:
R
The instrument has been prepared.
u
Fit a top-mount drying rack. See Chapter 8 "Operating top-mount drying racks",
page 81.
u
Load the top-mount drying rack with frozen samples.
u
Navigate to the
[Start]
menu via the navigation path.
u
Enter the required settings for the process parameters.
u
Tap the function
[Start]
on the function bar.
ð
The freeze-drying process starts.
ð
The control panel shows the
Start
menu with a black background.
ð
The status bar shows a clock counting up and the status Manual Drying.
ð
The system evacuates to the set pressure.
6.5.3
Editing parameters while the process is running
Navigation path
➔
Start
Precondition:
R
The freeze-drying process has been started.
u
Navigate to the
[Start]
menu via the navigation path.
u
Navigate to the desired parameter using the navigation control.
u
Tap the function
[Edit]
on the function bar.
ð
The control panel highlights the selected parameter in white.
u
Turn the navigation control to increase or decrease the parameter setting.
u
Tap the function
[Save]
on the function bar.
ð
The setting is saved.
