Thermo Scientific
Accela RI Detector Hardware Manual
29
4
Troubleshooting
This chapter contains helpful information for troubleshooting possible Accela RI Detector
and chromatographic system problems. Because many of the problems attributed to the
detector might actually be due to other components in the chromatographic system,
references and potential solutions to these types of problems are also included. Some common
error messages are also included.
Detector-Related Problems
lists detector-related problems along with suggestions for corrective action.
Contents
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•
Table 6.
Detector-related problems (Sheet 1 of 4)
Symptom
Cause
Solution
Spikes on baseline
Continuous gas bubbles in the
flowcell
Degas the mobile phase. Connect a backpressure
device to the flowcell (check backpressure rating).
Immiscible solvent bubbles
following mobile phase changeover
Flush the flowcell with isopropanol, and then with
mobile phase.
Electrical interference
Check the electrical lines for poor connections,
interference from broadcast radiation, or both. Check
for ground loops.
Summary of Contents for Accela Pump
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