Servicing
Pressure Transducer Replacement
7-20 Model 48i Instruction Manual Thermo Electron Corporation
Pressure Transducer
Replacement
Use the following procedure to replace the pressure transducer
(Figure 7-11).
Equipment Required:
Pressure transducer
Philips screwdriver
1. Turn instrument OFF, unplug the power cord, and remove the cover.
2. Disconnect plumbing from the pressure transducer assembly
(Figure 7-2). Note the plumbing connections to facilitate reconnection.
3. Disconnect the pressure transducer from the PRES connector on the
measurement interface board.
4. Remove the two pressure transducer assembly retaining screws and
remove the pressure transducer assembly (Figure 7-11).
Figure 7-11. Replacing the Pressure Transducer
5. To install the pressure transducer assembly, follow the previous steps in
reverse.
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.
Retaining Screws (2)
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