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Metrohm 940 Professional IC Vario ONE/SeS/PP User Manual

Page 6

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Table of contents

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IV

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940 Professional IC Vario ONE/SeS/PP (2.940.1500)

3.13.2

Connecting the suppressor .................................................... 33

3.14 Peristaltic pump .................................................................. 37
3.14.1

Installing the peristaltic pump ................................................ 37

3.14.2

Mode of operation for the peristaltic pump ........................... 42

3.15 Metrohm CO

2

Suppressor (MCS) ....................................... 43

3.15.1

General information on MCS ................................................. 43

3.15.2

Connecting the MCS ............................................................. 44

3.15.3

Installing adsorption cartridges .............................................. 45

3.16 Installing the detector ........................................................ 47

3.17 Connecting the sample degasser (optional) ..................... 47

3.18 Connecting the instrument to a computer ....................... 49

3.19 Connecting the instrument to the power supply ............. 50

3.20 Initial start-up ..................................................................... 51

3.21 Connecting and rinsing the guard column ....................... 53

3.22 Connecting the separation column ................................... 55

3.23 Conditioning ........................................................................ 59

4 Operation

61

5 Operation and maintenance

62

5.1

IC system ............................................................................. 62

5.1.1

Operation .............................................................................. 62

5.1.2

Care ...................................................................................... 62

5.1.3

Maintenance by Metrohm Service .......................................... 62

5.1.4

Shutting down and starting back up ...................................... 63

5.2

Capillary connections ......................................................... 64

5.3

Servicing the door .............................................................. 64

5.4

Column thermostat – Replacing the capillaries ............... 64

5.5

Handling the eluent ............................................................ 66

5.5.1

Manufacturing eluent ............................................................ 66

5.5.2

Changing the eluent .............................................................. 67

5.6

Servicing the eluent degasser ........................................... 67

5.7

Notes on operating the high-pressure pump ................... 68

5.8

Servicing the high-pressure pump .................................... 69

5.9

Servicing the inline filter .................................................... 82

5.10 Servicing the pulsation absorber ...................................... 85

5.11 Injection valve ..................................................................... 85

5.12 Suppressor .......................................................................... 85
5.12.1

Notes for operating the suppressor ........................................ 85

5.12.2

Taking care of the suppressor housing ................................... 86