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

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
Warning:
hazardous, toxic, or corrosive materials, and to avoid spreading
contamination to uncontaminated surfaces, wear clean,
chemical-resistant, powder-free gloves when working with the
source components.
Warning:
prepared before commencing this procedure.
To change the UV lamp bulb:
1. Prepare the instrument for working on the source (see
Warning:
with the probe, source and lamp bulb; these components can be
hot.
Warning:
APPI lamp is extinguished before carrying out this procedure.
2. Pull the source enclosure release (located at the bottom, right-hand side)
outwards, and swing open the enclosure.
3. Retrieve the combined 2.5-mm Allen wrench and cone extraction tool
from its storage location on the source adaptor housing.
4. Hook the short-end of the Allen wrench through the ring on the back of
the bulb extraction plug, and tug to remove it.
®
(cross-head) screwdriver
To avoid personal contamination with biologically
To avoid electric shock, ensure that the instrument is suitably
To avoid burn injuries, take great care while working
To avoid eye injury from UV radiation, ensure that the
APPI/APCI source—changing the UV lamp bulb
February 28, 2014, 715002212 Rev. C
page 98).
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