Metrohm 790 Personal IC User Manual
Page 47
2 Installation
790 Personal IC
38
• Press contact pressure lever 41
41
41
41 on both tubing cartridges
down as far as it will go.
• Insert the pump tubings 74
74
74
74 and 75
75
75
75 (6.1826.060) into each of
the tubing cartridges as shown in Fig. 14. The white-yellow
stopper 76
76
76
76 must click into the corresponding holder on the
left-hand side of the tubing cartridge.
• Place the tubing cartridges on mounting pin 45
45
45
45 and press
down on the right-hand side until snap-action lever 43
43
43
43 clicks
into position on holding clamp 42
42
42
42. Take care that no kinks are
formed in the pump tubing.
2 Install Filter units PEEK
• Mount a coupling 77
77
77
77 (6.2744.110) to the outlet end of the two
pump tubings 7
7774444 and 75
75
75
75.
• Attach a filter unit PEEK 28
28
28
28 (see section 2.3.5) to the other
end of this coupling (note flow direction!).
71/72
71/72
71/72
71/72
73
73
73
73 74/75
74/75
74/75
74/75 76
76
76
76
40
40
40
40
41
41
41
41
76
76
76
76
77
77
77
77
80/81
80/81
80/81
80/81
43
43
43
43
46
46
46
46
28
28
28
28
46
46
46
46
Fig. 14: Installing pump tubings
28
28
28
28
Filter unit PEEK (6.2821.100)
73
73
73
73 Coupling (6.2744.030)
40
40
40
40
Tubing cartridge
74
74
74
74 Pump tubing (6.1826.060) for H
2
SO
4
41
41
41
41
Contact pressure lever
75
75
75
75 Pump tubing (6.1826.060) for H
2
O
43
43
43
43 Snap-action lever
76
76
76
76 Stopper (white-yellow)
46
46
46
46
PEEK compression fitting
(6.2744.010)
77
77
77
77
Coupling (6.2744.110)
71
71
71
71 Aspirating tubing for H
2
O
80
80
80
80 Suppressor inlet capillary for H
2
O
72
72
72
72 Aspirating tubing for H
2
SO
4
81
81
81
81 Suppressor inlet capillary for H
2
SO
4