Metrohm 754 Dialysis Unit - Manual (Page 36)

4.2 Maintenance and servicing
754 Dialysis Unit
33
5 Close dialysis cell
• Place top part 38 38 on bottom part 35 35 so that both parts lie
flush.
• Screw the 5 screws 39 39 in all the way in and tighten using the
6.2621.070 Allen key.
6 Attach dialysis cell
• Place the assembled dialysis cell 34 34 in cell holder 66 of the
754 Dialysis Unit.
7 Connect dialysis cell
• Screw PEEK capillary 24 24 to inlet opening 42 42 of the bottom
part 35 35 of the cell.
• Screw PEEK capillary 25 25 to outlet opening 41 41 of the bottom
part 35 35 of the cell.
• Screw PTFE capillary 33 33 to inlet opening 43 43 of the top part 38 38
of the cell.
• Screw PTFE capillary 45 45 to the outlet opening 44 44 of the top
part 38 38 of the cell.
8 Condition dialysis membrane
• Immerse suction tubings 26 26 and 27 27 in the acceptor solution,
switch on pump with the <PUMP> key 1 1 and rinse the di-
alysis system with acceptor solution for approx. 20 min.
Check that the solution flows steadily from the two lines into
the waste bottle.
• Check all tubings between the storage vessels, the tubing
cartridges, the dialysis cell and the waste bottles for leaks. If a
leak occurs anywhere, tighten or replace the connection in
question.
• Switch off pump with the <PUMP> key 11.