Specifications

4.8.2. Connection of Vacuum Pump and Installation of Accessory
Components...................................................................................................29
4.8.3. Switching-on .....................................................................................34
5. LDplus Control System 35
5.1. Introduction ........................................................................................35
5.2. LDplus Control Panel.........................................................................35
5.3. Brief Guide - Handling........................................................................36
5.4. Visual Components of the LDplus Control System............................37
5.4.1. Main window.....................................................................................37
5.4.2. Status bar .........................................................................................37
5.4.3. Softkey function ................................................................................38
5.5. Values Window ..................................................................................39
5.6. Mode..................................................................................................40
5.6.1. Starting a drying process..................................................................40
5.6.2. Changing the phase .........................................................................40
5.6.3. Timer.................................................................................................41
5.7. Main Menu .........................................................................................41
5.7.1. Change set values............................................................................41
5.7.2. Special functions ..............................................................................43
5.7.3. Process and Equipment Information System ...................................43
5.7.4. Options .............................................................................................43
5.7.5. Tutorial..............................................................................................45
5.8. Process and Equipment Information System.....................................45
5.8.1. Information status.............................................................................46
5.9. LDplus Special Functions ..................................................................46
5.9.1. Defrost ice condenser (option) .........................................................46
5.9.2. Electrical lifting device (option).........................................................47
6. Error Correction 49
6.1. Power Failure.....................................................................................49
6.2. Insufficient Vacuum............................................................................49
6.3. Unit does not function ........................................................................51
6.4. Insufficient Ice Condenser Temperature............................................51
6.5. Process and Equipment Information System.....................................52
6.5.1. Error Messages ................................................................................52
7. Maintenance 55
7.1. Ice Condenser Chamber....................................................................55
7.2. Heat Exchanger .................................................................................55
7.3. Adjustment and Maintenance of the Vacuum Sensor VSP62............56
7.3.1. Maintenance of the Vacuum Sensor: ...............................................56
7.3.2. Replacement and adjustment...........................................................56
7.4. Rubber Valves ...................................................................................57
7.5. Vacuum Pump ...................................................................................58
7.6. Exhaust Filter.....................................................................................58
7.7. Cleaning.............................................................................................58
7.7.1. Cleaning of the Freeze Dryer ...........................................................58
7.7.2. Cleaning of Accessories...................................................................59
7.7.3. Maintenance of the Aeration Valve and the Drain Valve..................59
7.7.4. Disinfection of Drying Chamber, Lid and Accessories .....................59
iv • Contents Operating Manual Freeze Dryer ALPHA 1-2 LDplus