Metrohm 940 Professional IC Vario ONE/ChS - Manual (Page 6)

Table of contents
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IV ￭￭￭￭￭￭￭￭
940 Professional IC Vario ONE/ChS (2.940.1200)
3.13.2 Connecting the suppressor .................................................... 33
3.14 Installing the detector ........................................................ 38
3.15 Connecting the sample degasser (optional) ..................... 39
3.16 Connecting the instrument to a computer ....................... 41
3.17 Connecting the instrument to the power supply ............. 42
3.18 Initial start-up ..................................................................... 43
3.19 Connecting and rinsing the guard column ....................... 45
3.20 Connecting the separation column ................................... 47
3.21 Conditioning ........................................................................ 50
4 Operation 52
5 Operation and maintenance 53
5.1 IC system ............................................................................. 53
5.1.1 Operation .............................................................................. 53
5.1.2 Care ...................................................................................... 53
5.1.3 Maintenance by Metrohm Service .......................................... 53
5.1.4 Shutting down and starting back up ...................................... 54
5.2 Capillary connections ......................................................... 55
5.3 Servicing the door .............................................................. 55
5.4 Column thermostat – Replacing the capillaries ............... 55
5.5 Handling the eluent ............................................................ 57
5.5.1 Manufacturing eluent ............................................................ 57
5.5.2 Changing the eluent .............................................................. 58
5.6 Servicing the eluent degasser ........................................... 58
5.7 Notes on operating the high-pressure pump ................... 59
5.8 Servicing the high-pressure pump .................................... 60
5.9 Servicing the inline filter .................................................... 73
5.10 Servicing the pulsation absorber ...................................... 76
5.11 Injection valve ..................................................................... 76
5.12 Suppressor .......................................................................... 76
5.12.1
Notes for operating the suppressor ........................................ 76
5.12.2 Taking care of the suppressor housing ................................... 77
5.12.3 Servicing the suppressor ........................................................ 77
5.13 Servicing the detector ........................................................ 84
5.14 Rinsing the sample path .................................................... 84
5.15 Separation column ............................................................. 85
5.15.1
Separating efficiency .............................................................. 85
5.15.2 Protecting the separation column .......................................... 86
5.15.3 Storing the separation column ............................................... 86