Thermo Scientific Dionex ICS-5000 Operator's Manual page 335

1
Piston
1
P/N 068646 (Capillary)
P/N 062082 (Analytical)
Seal Retainer
2
P/N 068627 (Capillary)
P/N 062092 (Analytical)
Piston Seal Wash Seal
3
P/N 068628 (Capillary)
P/N 063382 (Analytical)
9. Using a 3.0 mm hex key (P/N 062338), loosen the two screws on the
pump head with the defective seal. Remove the screws, and then carefully
remove the head and place it on a clean surface.
10. Remove the seal wash body from the pump head. Or, if the seal wash
body was not removed with the pump head in
the pump mechanism now.
11. Pull the piston out of the pump mechanism.
NOTE
Doc. 065342-06 12/11
5
4
3
2
Seal Wash Body
4
P/N 074446 (Capillary)
P/N 062064 (Analytical)
5
Backup Ring
6
P/N 074371
(Capillary only)
Main Piston Seal
7
P/N 075493 (Capillary)
P/N 064946 (Analytical)
Figure 9-7. DP/SP: Secondary Pump Head Assembly
A magnet secures the piston in place. If the magnetic
force makes the piston difficult to remove, tilt the pis-
ton to one side and then pull it out of the pump mecha-
nism.
9
10
8
7
6
Secondary Pump Head
8
P/N 074240 (Capillary)
P/N 062079 (Analytical)
Priming Valve
9
P/N 063968
(Capillary and Analytical)
Priming Valve Seal
10
P/N 063382
(Capillary and Analytical)
Membrane
11
P/N 062081
(Capillary and Analytical)
Pressure Transducer
12
Assembly; P/N 062057
(Capillary and Analytical)
Step
9 • DP/SP Service
12
11
9, pull it straight out of
319