Table Of Contents - Christ Alpha 3-4 LSCbasic Operating Manual

1 General information ............................................................................................................. 9
1.1 Importance of the operating manual .................................................................................. 9
1.2 Intended use ..................................................................................................................... 9
1.3 Warranty and liability....................................................................................................... 10
1.4 Copyright ........................................................................................................................ 10
1.5 Explanation of symbols ................................................................................................... 10
1.6 Standards and regulations .............................................................................................. 10
1.7 Scope of supply .............................................................................................................. 11
2 Layout and mode of operation .......................................................................................... 12
2.1 Layout of the freeze-dryer ............................................................................................... 12
2.1.1 Functional and operating elements ............................................................................ 12
2.1.2 Name plate ................................................................................................................ 14
2.2 Mode of operation ........................................................................................................... 15
2.2.1 General information on freeze-drying ......................................................................... 15
2.2.2 Freeze-drying process ............................................................................................... 18
2.2.2.1 Preparation ........................................................................................................ 18
2.2.2.2 Freezing ............................................................................................................. 18
2.2.2.3 Main drying ........................................................................................................ 19
2.2.2.4 Final drying ........................................................................................................ 19
2.2.2.5 End of drying and aeration ................................................................................. 19
2.2.2.6 Defrosting .......................................................................................................... 20
3 Safety .................................................................................................................................. 21
3.1 Marking of the unit .......................................................................................................... 21
3.2 Explanation of the symbols and notes ............................................................................. 22
3.3 Responsibility of the operator .......................................................................................... 23
3.4 Operating personnel ....................................................................................................... 24
3.5 Informal safety notes....................................................................................................... 24
3.6 Safety notes concerning the transport, set-up and connection and initial start-up
of the freeze-dryer .......................................................................................................... 25
3.6.1 General hazards ........................................................................................................ 25
3.6.2 Hazards caused by improper transport ...................................................................... 25
3.6.3 Hazards caused by improper set-up .......................................................................... 25
3.6.4 Hazards caused by improper connection ................................................................... 26
3.7 Safety notes concerning the operation ............................................................................ 26
3.7.1 Hazards caused by electricity .................................................................................... 26
3.7.2 Hazards caused by the refrigeration system (natural, flammable refrigerants) ........... 27
3.7.3 Hazards caused by harmful products ......................................................................... 27
3.7.4 Hazards caused by acids in the products ................................................................... 27
3.7.5 Hazards caused by contaminated condensate (defrosting water) .............................. 28
3.7.6 Hazards caused by hot surfaces ................................................................................ 28
3.7.7 Hazards caused by cold surfaces .............................................................................. 28
Version 11/2018, Rev. 1.2 of 05/03/2019 • sb-pe
Translation of the original operating manuel
Freeze-dryer Alpha 3-4 LSCbasic

Table of contents

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