Christ Alpha 2-4 LSCplus - Page 7

Freeze-dryer Alpha 1-4 LSCplus
Freeze-dryer Alpha 2-4 LSCplus
Table of contents
Version 01/2011, Rev. 2.3 of 03/07/2017 • sb
7 / 131
Translation of the original operating manual
7 Malfunctions and error correction .................................................................................... 79
7.1 General malfunctions ...................................................................................................... 79
7.1.1 Power failure .............................................................................................................. 80
7.1.2 Insufficient vacuum .................................................................................................... 81
7.1.2.1 Small flange connections ................................................................................... 81
7.1.2.2 Aeration valve, media drain valve ...................................................................... 82
7.1.2.3 Pressure control valve ........................................................................................ 82
7.1.2.4 Rubber valves .................................................................................................... 82
7.1.2.5 Vacuum sensor .................................................................................................. 82
7.1.3 Insufficient ice condenser temperature ...................................................................... 83
7.2 Process and error messages .......................................................................................... 83
7.3 Service contact ............................................................................................................... 84
8 Maintenance and service ................................................................................................... 85
8.1 Maintenance ................................................................................................................... 85
8.1.1 General ...................................................................................................................... 85
8.1.2 Ice condenser chamber ............................................................................................. 86
8.1.3 Aeration valve, media drain valve .............................................................................. 86
8.1.4 Heat exchanger (only for air-cooled freeze-dryers) .................................................... 87
8.1.5 Vacuum pump ........................................................................................................... 87
8.1.6 Exhaust filter (oil mist separator) ................................................................................ 88
8.1.7 Vacuum sensor .......................................................................................................... 88
8.1.8 Accessories ............................................................................................................... 88
8.2 Disinfection of the drying chamber and accessories ....................................................... 89
8.3 Service ........................................................................................................................... 90
8.4 Return of defective parts ................................................................................................. 90
9 Disposal .............................................................................................................................. 92
9.1 Disposal of the freeze-dryer ............................................................................................ 92
9.2 Disposal of the packaging ............................................................................................... 92
10 Technical data .................................................................................................................... 93
10.1 Ambient conditions ......................................................................................................... 95
10.2 Technical documentation ................................................................................................ 95
11 Appendix ............................................................................................................................ 96
11.1 Mathematical relations .................................................................................................... 96
11.2 Brief operating instructions ............................................................................................. 97
11.3 EC declaration of conformity in accordance with the EC Machinery Directive ............... 103
11.4 Declaration of conformity – China RoHS 2 .................................................................... 105
11.5 Resistance to stress cracking and chemical influences "Plexiglas" ............................... 107
12 Glossary ........................................................................................................................... 125
13 Index ................................................................................................................................. 127