Metrohm 850 Professional IC Anion MCS - Manual (Page 90)

4.5 High pressure pump
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850 Professional IC – Anion – MCS
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Figure 44 Components of the inlet valve and outlet valve
1 Inlet valve 6.2824.170 2 Outlet valve 6.2824.160
3 Inlet valve housing 4 Outlet valve housing
5 Sealing ring (black) 6 Sleeve
7 Sapphire sleeve
The shiny side must point to ruby ball. 8 Ruby ball
9 Ceramic holder for ruby ball 10 Seal
The larger opening must point outwards.
4 Clean the components of the valve
Rinse the valve components with ultra pure water and/or acetone
and dry with a lint-free cloth.
5 Reassemble the valve
Reassemble valve components according to figure 44, page 80.
￭ Insert the seal with the larger opening faced downwards into the
recess of the tool.
￭ Lay the other valve components above another in the correct
sequence (see Figure 44, page 80).