Removing The Source Block Assembly - Thermo Scientific Surveyor MSQ Plus Hardware Manual

Removing the Source Block Assembly

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11. Lock the probe heater in place by turning its black knobs forward 90 degrees. See
Figure 55 on page 74.
12. Reinsert the API probe into the probe heater and reattach the PEEK fingertight fitting to
the probe. See Figure 35
You must clean the entire source block assembly on a regular basis if you inject complex
sample matrices or use highly buffered mobile phases. To clean the source block assembly, you
must remove it from the instrument and disassemble it.
To remove the source block assembly from the MS detector
CAUTION Wait for the source block and probe heater assembly to cool before carrying out
any maintenance.
1. If you have not already done so, do the following:
• Prepare your LC/MS system for maintenance as described in
System for Maintenance"
• Remove the probe and the probe heater as described in
Source Block Assembly"
• Remove the entrance cone and the cone wash nozzle as described in
Entrance Cone and the Cone Wash Nozzle"
2. Loosen the thumbscrews on the source block and pull the source block assembly out of
the MS detector. See
Figure 67. View of the source block assembly being removed from the MS detector
on page 57.
on page 80.
on page 81.
Figure 67.
5
Routine and Preventive Maintenance
Maintaining the Source Block Assembly
"Preparing the LC/MS
"Clearing Access to the
"Removing the
on page 81.
Thumbscrews
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