Metrohm 940 Professional IC Vario ONE/SeS/PP/Prep 2 - Manual (Page 6)

Table of contents
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IV ￭￭￭￭￭￭￭￭
940 Professional IC Vario ONE/SeS/PP/Prep 2 (2.940.1520)
3.13.2 Connecting the suppressor .................................................... 34
3.14 Peristaltic pump .................................................................. 38
3.14.1
Installing the peristaltic pump ................................................ 38
3.14.2 Mode of operation for the peristaltic pump ........................... 44
3.15 Metrohm CO
2
Suppressor (MCS) ....................................... 45
3.15.1 General information on MCS ................................................. 45
3.15.2 Connecting the MCS ............................................................. 46
3.15.3 Installing adsorption cartridges .............................................. 47
3.16 Installing the detector ........................................................ 49
3.17 Connecting the sample degasser (optional) ..................... 49
3.18 Installing the 6-port valve .................................................. 51
3.19 Connecting the instrument to a computer ....................... 52
3.20 Connecting the instrument to the power supply ............. 53
3.21 Initial start-up ..................................................................... 54
3.22 Connecting and rinsing the guard column ....................... 56
3.23 Connecting the separation column ................................... 58
3.24 Conditioning ........................................................................ 62
4 Operation 64
5 Operation and maintenance 65
5.1 IC system ............................................................................. 65
5.1.1 Operation .............................................................................. 65
5.1.2 Care ...................................................................................... 65
5.1.3 Maintenance by Metrohm Service .......................................... 65
5.1.4 Shutting down and starting back up ...................................... 66
5.2 Capillary connections ......................................................... 67
5.3 Servicing the door .............................................................. 67
5.4 Column thermostat – Replacing the capillaries ............... 67
5.5 Handling the eluent ............................................................ 69
5.5.1 Manufacturing eluent ............................................................ 69
5.5.2 Changing the eluent .............................................................. 70
5.6 Servicing the eluent degasser ........................................... 70
5.7 Notes on operating the high-pressure pump ................... 71
5.8 Servicing the high-pressure pump .................................... 72
5.9 Servicing the inline filter .................................................... 85
5.10 Servicing the pulsation absorber ...................................... 88
5.11 Injection valve ..................................................................... 88
5.12 Suppressor .......................................................................... 88
5.12.1
Notes for operating the suppressor ........................................ 88