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PMT Cooler and
Reaction Chamber
Assembly
Replacement
Thermo Fisher Scientific
Use the following procedure to replace the PMT cooler and reaction
chamber assembly (see
Equipment Required:
PMT cooler
Wrench, 7/16-inch
Wrench, 9/16-inch
Nut driver, 1/4-inch
Philips screwdriver
Wire cutters
Equipment Damage Some internal components can be damaged by small
amounts of static electricity. A properly grounded antistatic wrist strap
must be worn while handling any internal component.
1. Refer to "Removing the Measurement Bench and Lowering the
Partition Panel" in this chapter to lower the partition panel, then
proceed to the next step below.
2. Disconnect the reaction chamber connector from the temperature
control board.
3. Snap off the temperature control board from the board mounts.
4. Remove the four screws securing the cooler shroud to the rear panel
and remove the shroud.
PMT Cooler and Reaction Chamber Assembly Replacement
Figure
7–7).
Model 42i Trace Level Instruction Manual
Servicing
▲
7-15
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Troubleshooting
