48 • LDplus Control System Operating Manual Freeze Dryer ALPHA 1-2 LDplus
5.9. LDplus special functions
5.9.1. Defrost ice condenser (option)
During defrosting, the ice condenser chamber is heated
electrically. The heat released by the chamber melts the ice
deposited on the ice condenser.
Open the menu Menu -> Special functions -> Defrost
ice condenser.
In order to defrost the ice condenser, the unit
must be in the standby mode and completely
aerated.
Press the right-hand softkey Start
to start the defrosting
process. The following window is displayed. It shows the progress
of the defrosting process.
When the defrosting time is over, the defrosting process is stopped
and the window is closed.
You can set the time required for defrosting under Menu ->
Options -> Settings -> Defrost ice condenser.
5.9.2. Electrical lifting device (option)
To move the drying chamber with the help of the electrical lifting
device, open the menu Menu -> Special functions ->
Electrical lifting device.
In order to move the drying chamber, the unit
must be in the standby mode and completely
aerated.
Use the “up”
and “down” keys to move the drying chamber.
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