Rebuilding The Injection Valve; Replacing The Conductivity Cell - Thermo Scientific Dionex Easion Operator's Manual

4. Orient the new seal (P/N 063382) with the grooved side away from the valve,
and slide it over the end of the valve.
5. Insert the valve with the new seal into the pump head opening and turn the
knob clockwise. Tighten finger-tight.
6. Turn on the Dionex Easion power switch.
7. Prime the pump (see

5.11 Rebuilding the Injection Valve

Thermo Fisher Scientific recommends rebuilding the injection valve annually.
The Injection Valve Rebuild Kit (P/N 075973) contains all the required
replacement parts.
NOTE Substitution of non-Thermo Scientific/Dionex parts may
1. Click the pump Off button on the Chromeleon ePanel.
2. Open the front door of the Dionex Easion.
3. Disconnect each liquid line connected to the injection valve.
4. Follow the instructions provided in the Injection Valve Rebuild Kit to replace
the rotor seal, isolation seal, and stator face.
5. Reconnect all liquid lines to the injection valve.
6. Close the Dionex Easion front door.
7. Click the pump On button on the Chromeleon ePanel.

5.12 Replacing the Conductivity Cell

1. Turn off the Dionex Easion power switch.
2. Disconnect the power cord.
3. Open the Dionex Easion front door.
4. Disconnect the black
suppressor (see
Doc. 155028-01 08/20
Section 3.6).
impair valve performance and void the product
warranty.
ELUENT OUT
Figure 5-10).
line from the
ELUENT OUT
5 • Service
port on the
81