Table of contents Büchi Labortechnik AG
vi
Operation Manual Pure Chromatography Instruments
6.7.3 Starting a Prep separation using a method ..............................................................66
6.7.4 Changings during a separation.................................................................................67
6.7.5 Ending a Prep separation .........................................................................................67
6.7.6 Shutting down the instrument ...................................................................................67
6.8 Performing a Prep separation manually .............................................................................. 67
6.8.1 Preparing the instrument ..........................................................................................68
6.8.2 Selecting the prep mode (Pure C-850 only) .............................................................68
6.8.3 Starting a separation.................................................................................................68
6.8.4 Changings during a separation.................................................................................69
6.8.5 Ending a Prep separation .........................................................................................69
6.8.6 Shutting down the instrument ...................................................................................69
6.9 Identifying fractions..............................................................................................................70
6.9.1 Identifying fractions by peak .....................................................................................70
6.9.2 Identifying fractions per vial ......................................................................................71
6.10 Importing and exporting data...............................................................................................71
6.10.1 Printing a run report ..................................................................................................71
6.10.2 Sending data to USB ................................................................................................72
6.10.3 Sending PDF to USB ................................................................................................72
7 Cleaning and servicing .....................................................................................................73
7.1 Regular maintenance work..................................................................................................73
7.2 Carrying out a data backup ................................................................................................. 74
7.3 Calibrating the display .........................................................................................................74
7.4 Cleaning the nebulizer.........................................................................................................75
7.5 Cleaning the check valve.....................................................................................................76
7.6 Cleaning the instrument.......................................................................................................77
7.7 Cleaning the solid loader .....................................................................................................78
7.8 Removing solvent from an used cartridge ........................................................................... 78
8 Help with faults ..................................................................................................................79
8.1 Faults, possible causes and solutions (general)..................................................................79
8.2 Faults, possible causes and solutions (cartridge)................................................................79
8.3 Faults, possible causes and solutions (solvent delivery)..................................................... 79
8.4 Faults, possible causes and solutions (sample injection).................................................... 81
8.5 Faults, possible causes and solutions (fraction collection).................................................. 81
8.6 Faults, possible causes and solutions (detection) ............................................................... 82
8.7 Error messages ...................................................................................................................83
8.8 Resetting the Fraction collector arm.................................................................................... 89
8.9 Replacing the shuttle valve rotor .........................................................................................90
9 Taking out of service and disposal..................................................................................92
9.1 Taking out of service ...........................................................................................................92
9.2 Disposal...............................................................................................................................92
9.3 Returning the instrument .....................................................................................................92