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Rear Panel Fan
Replacement
Thermo Fisher Scientific
4. Insert fuse drawer and reconnect power cord.
Use the following procedure to replace the rear panel fan
Equipment Required:
Fan
Philips screwdriver
Adjustable wrench
Equipment Damage Some internal components can be damaged by small
amounts of static electricity. A properly ground antistatic wrist strap must
be worn while handling any internal component.
1. Turn instrument OFF, unplug the power cord, and remove the cover.
2. Remove the fan guard from the fan and remove the filter.
3. Pull the power connectors off the fan.
4. Remove the four fan mounting screws and remove the fan.
5. Install a new fan following the previous steps in reverse.
Figure 7–4. Replacing the Rear Panel Fan
Rear Panel Fan Replacement
▲
Mounting Screws (4)
Filter
Fan Guard
Model 48i Trace Level-Enhanced Instruction Manual
Servicing
(Figure
7–4).
7-9
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Troubleshooting
