How to remove and refit the source enclosure on an ACQUITY QDa Mass Detector - WKB320019
OBJECTIVE or GOAL
Remove and refit the source enclosure of a QDa.
ENVIRONMENT
- ACQUITY QDa Mass Detector
PROCEDURE
To remove the source enclosure to gain access to the source components that need routine cleaning and replacement.
To avoid personal contamination with biologically hazardous or toxic compounds, wear clean, chemical-resistant, powder-free gloves when performing this procedure.
Notice: To avoid damaging the fragile probe, use care when removing it from the source enclosure.
To avoid puncture injuries from the sharp ESI capillary, use care when inserting and removing the probe from the source enclosure.
To avoid burn injuries, exercise care when handling the components of the source enclosure heated to high temperatures. Wait until the hot components have sufficiently cooled before you handle them.
To remove the source enclosure:
1. In the software, click Standby to put the instrument into Standby mode or turn the QDa off using the power button.
2. Open the instrument door.
3. Disconnect the probe capillary from the LC system.
4. Disconnect the source enclosure's electrical cable from the front of the instrument by
loosening the screws and pulling the cable from the socket.
5. Loosen the two thumbscrews on the front of the source enclosure.
6. Remove the source enclosure by pulling it away from the instrument using both hands, and
then place it on a flat surface.
To re-fit the source enclosure:
1. Use both hands to slide the source enclosure onto the instrument's supporting rods.
To avoid damage to the source enclosure's screws, do not overtighten them.
To secure the enclosure against the instrument, tighten the two thumbscrews on the front of the source enclosure.
To avoid damage to the electrical connector's screws, do not overtighten them.
2. Connect the electrical cable to the socket on the right-hand side of the instrument's front panel and tighten the screws.
3. Close the instrument door, ensuring that the capillary is fitted through the notch at the top of the instrument door.
4. In the software, click Operate to put the instrument into Operate mode. Note: If the instrument is powered-off, power it on.
For more information, see section 3.6 of the Operator Guide (715003956).
ADDITIONAL INFORMATION