download/files/LCQ Deca_Duo Hardware Troubleshooting_8601.pdf
download/files/LCQ Deca_Duo Hardware Troubleshooting_8601.pdf
download/files/LCQ Deca_Duo Hardware Troubleshooting_8601.pdf
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<strong>Troubleshooting</strong> the API2 Probe<br />
◗ Contamination: Wipe spray shield around heated capillary<br />
Wipe out ESI probe flange<br />
Flush the ESI probe<br />
◗ Erratic spray: Sample tube<br />
Sheath gas flow<br />
◗ Spray Current too high: Problematic mixture of solvents/sample/etc.<br />
◗ Erratic Spray Voltage: Spray current at maximum<br />
◗ Overall solution for 90% of source related Problems:<br />
� Good maintenance<br />
(especially with the sample tube)<br />
� Use of divert valve