- Probe temperature fails to settle when the instrument is in Operate mode
- N2 supply pressure is 6.5 bar
- ACQUITY QDa Detector
Precipitates in the ESI enclosure area where the capillary probe penetrates
FIX or WORKAROUND
- Shut down the QDa.
- Remove the ESI enclosure.
- Clean the ESI enclosure of precipitates.
- Install the ESI enclosure.
- Power-on the QDa detector; wait for two green LEDs, power and status
- Open MassLynx or Empower.
- Verify that the probe temperature is okay.