Ion Source Interface Maintenance - Thermo Scientific LTQ Series Hardware Manual

5
Maintenance

Ion Source Interface Maintenance

Reassembling the APCI Probe
Ion Source Interface Maintenance
78 LTQ Series Hardware Manual
 To reassemble the APCI probe
1. Hold the APCI probe body with one hand and with the other hand carefully insert the
APCI nozzle into the APCI probe.
2. Align the flat sides of the APCI nozzle head with the retention flanges on the probe body
("unlocked nozzle" in
3. Rotate the head of the nozzle 90 degrees clockwise to secure the rounded sides of the
nozzle head under the retention flanges ("locked nozzle" in
To maintain the ion source interface, follow these procedures:
• Removing the Ion Source Interface
• Cleaning the Skimmer and Tube Lens on the LXQ and LTQ XL Mass
on page 80
• Cleaning the Exit Lens and S-Lens on the Velos
• Reinstalling the Ion Source
You need the following tools and supplies (see also
Tools
Ion transfer tube removal tool
Magnification device
Slotted screwdriver, small
Sonicator
(Optional) Soft toothbrush (or similar tool)
(Optional) Tweezers (or similar tool)
(Optional) Wrenches, open-ended, large
–
IMPORTANT
• Prepare a clean work surface by covering the area with lint-free paper.
• Put on a new pair of lint- and powder-free gloves before starting each of these
removal, cleaning, and reinstallation procedures.
Figure 48 on page 74).
Interface, on page 91
Table 7
Supplies
Chamois-tipped swabs
Detergent (for example, Liquinox)
Gloves, lint- and power-free
Kimwipes or lint-free industrial tissues
Methanol, LC/MS-grade
MICRO-MESH polishing swab, 6000 grit
Nitrogen gas
Water, LC/MS-grade
Figure 48 on
Spectrometers,
Pro, on page 83
on page 55).
page 74).
Thermo Scientific