ICS-900 Operator’s Manual
64 Doc. 065215-02 9/09
Microbore systems: Use one or two red backpressure coils (P/N 045878)
supplied in the microbore tubing kit (P/N 052324).
Install the tubing between the cell outlet and the regenerant bottle inlet. For
connection instructions, see the ICS-900 Ion Chromatography System
Installation Instructions (Document No. 065214), provided on the Dionex
Reference Library CD-ROM (P/N 053891) and in the ICS-900 Ship Kit
(P/N 067768).
• Insufficient system equilibration following changes to operating
parameters; especially apparent when operating at high sensitivities
Allow a longer system equilibration time (up to 3 hours) before starting to
inject samples.
• Incorrect suppressor operating conditions
Refer to the suppressor manual for troubleshooting information. Suppressor
manuals are included on the Dionex Reference Library CD-ROM
(P/N 053891).
• Cell above or below temperature
Contact Dionex for assistance.
• Damaged piston seal
Replace the piston seal (see Section 5.7
).
• DCR backpressure tubing not installed or incorrectly installed
Install the tubing on the end of the suppressor waste line. For connection
instructions, see the ICS-900 Ion Chromatography System Installation
Instructions (Document No. 065214), provided on the Dionex Reference
Library CD-ROM (P/N 053891) and in the ICS-900 Ship Kit (P/N 067768).
Flow Rate Number of Coils
0.3 to 0.5 mL/min
1 (red)
Less than 0.3 mL/min
2 (red)
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