Metrohm 940 Professional IC Vario TWO/SeS/PP - Manual (Page 6)

Table of contents
￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭
IV ￭￭￭￭￭￭￭￭
940 Professional IC Vario TWO/SeS (2.940.2400)
3.13.2 Connecting the suppressor .................................................... 33
3.14 Metrohm CO
2
Suppressor (MCS) ....................................... 38
3.14.1 General information on MCS ................................................. 38
3.14.2 Connecting the MCS ............................................................. 39
3.14.3 Installing adsorption cartridges .............................................. 40
3.15 Installing the detector ........................................................ 42
3.16 Connecting the sample degasser (optional) ..................... 43
3.17 Connecting the instrument to a computer ....................... 45
3.18 Connecting the instrument to the power supply ............. 46
3.19 Initial start-up ..................................................................... 47
3.20 Connecting and rinsing the guard column ....................... 49
3.21 Connecting the separation column ................................... 51
3.22 Conditioning ........................................................................ 54
4 Operation 56
5 Operation and maintenance 57
5.1 IC system ............................................................................. 57
5.1.1 Operation .............................................................................. 57
5.1.2 Care ...................................................................................... 57
5.1.3 Maintenance by Metrohm Service .......................................... 57
5.1.4 Shutting down and starting back up ...................................... 58
5.2 Capillary connections ......................................................... 59
5.3 Servicing the door .............................................................. 59
5.4 Column thermostat – Replacing the capillaries ............... 59
5.5 Handling the eluent ............................................................ 61
5.5.1 Manufacturing eluent ............................................................ 61
5.5.2 Changing the eluent .............................................................. 62
5.6 Servicing the eluent degasser ........................................... 62
5.7 Notes on operating the high-pressure pump ................... 63
5.8 Servicing the high-pressure pump .................................... 64
5.9 Servicing the inline filter .................................................... 77
5.10 Servicing the pulsation absorber ...................................... 80
5.11 Injection valve ..................................................................... 80
5.12 Suppressor .......................................................................... 80
5.12.1
Notes for operating the suppressor ........................................ 80
5.12.2 Taking care of the suppressor housing ................................... 81
5.12.3 Servicing the suppressor ........................................................ 81
5.13 Servicing the Metrohm CO
2
Suppressor (MCS) ................ 88
5.13.1 Replacing the CO
2
adsorption cartridge ................................. 88