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Dionex Easion Operator's Manual
•
No communication between Dionex Easion and Chromeleon (
on rear panel fails to light)
The USB cable is not connected correctly. For connection instructions, refer
to the Dionex Easion installation instructions.
4.5
No Flow
•
Pump not primed
Prime the pump (see
•
Broken pump piston
Replace the piston (see
4.6
Erratic Flow/Pressure Reading
•
Pump needs priming
Prime the pump (see
•
Damaged piston seal
Replace the piston seal (see
•
Dirty pump check valve
Replace (see
4.7
Excessive System Backpressure
•
Restriction in system plumbing
Check all liquid lines for crimping or blockage. Make sure the ferrule fittings
are not overtightened onto tubing. For more information, refer to Installation
of Dionex Liquid Line Fittings (Document No. 031432).
•
Plugged or damaged fitting
Isolate the faulty fitting by loosening fittings, one by one, until the pressure
returns to normal. Repair or replace the fitting (see
54
Section
3.6).
Section
5.9).
Section
3.6).
Section
Section
5.6) or clean (see
5.8).
Section
5.7) the check valves.
Section
Link
LED
5.2).
Doc. 155028-01 08/20
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