Servicing
DMC PMT Cooler and Reaction Chamber Replacement
Thermo Scientific
42iQLS Instruction Manual
7-35
Use the following to replace the photomultiplier tube (PMT).
Equipment Required:
Screwdriver, flat head
Phillips drive, #2
1.
Turn the instrument OFF, unplug the power cord, and remove the
cover (
Figure 2–1
).
2.
Unplug electrical connections PMT (J7) and HVPS (J4).
Figure 7–37.
PMT Tube Replace-Elec-Pt1
3.
Using a flat head screwdriver, wedge out of top right corner starting
point, labeled 1 (
Figure 7–54
).
4.
Continue to wedge out the four midpoints of the plate to remove the
snap on access panel, labeled 2 (
Figure 7–55
).
Photomultiplier
Tube (PMT)
Replacement
Summary of Contents for 42iQLS
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