Metrohm 882 Compact IC plus – Anion - Manual (Page 72)

5.5 High pressure pump ￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭
62 ￭￭￭￭￭￭￭￭ 882 Compact IC plus – Anion
1
2
Figure 30 Inserting the piston seal into the pump head
4 Replacing the piston cartridge
Screw the assembled piston cartridge back into the pump head and
tighten, first by hand, then additionally by approx. 15° with a
wrench.
Cleaning the inlet valve and outlet valve
1 Removing valves
￭ Unscrew the connection capillary for the auxiliary piston (13-1)
from the outlet valve holder.
￭ Unscrew the holders for the inlet and outlet valves and remove
the valves (31-3) and (31-2).
1
2
3
4
Figure 31 Removing valves