Appi/Apci Source-Changing The Uv Lamp Bulb - Waters Xevo TQ-S Operator's, Overview And Maintenance Manual

4. Lift the filter, vertically, from the its slot in the instrument.
If necessary, use the needle-nose files to grasp the filter.
Tip:
5. Dispose of the filter.
6. Fit the new filter into the instrument.
7. Fit the filter cover to the instrument.
8. Tighten the thumbscrew on the filter cover.
9. Close the access door to the fluidics pump.
APPI/APCI source—changing the UV lamp bulb
Required materials
• Chemical-resistant, powder-free gloves
• Combined 2.5-mm Allen wrench and cone extraction tool
• Small Phillips
• 20-cm (8-inch) length of 4-mm nylon tube
4-110 Maintenance Procedures
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(cross-head) screwdriver