Waters Quattro Premier XE, Operator'S Manual, Page: 31 / 86

Operating in APPI mode 3-3
4. Unfasten the source enclosure door’s securing clips and open the door.
5. If a corona pin is fitted, use the needle-nose pliers to remove the pin.
Tip:
Store the corona pin in a safe location.
6. Use methanol or isopropyl alcohol, applied to the lint-free cloth, to
carefully clean the lamp window.
7. Close the source enclosure door, and fasten the securing clips.
8. Close the instrument’s front access door.
Warning:
To avoid self-contamination with toxic and
biohazardous materials, always wear chemical-resistant,
powder-free gloves while handling the components.
Warning:
To avoid electric shock, ensure that the instrument is
in standby while working with the instrument’s front access door
open.
Warning:
To avoid burn injuries, take great care while working
with the instrument’s front access door open.
Caution:
To avoid damage, do not apply any force to the source
enclosure door while the door is open.