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Pressure Transducer
Assembly Replacement
Thermo Fisher Scientific
3. At the Analog Input Cal screen, press
selected in Step 1, and press
4. Press
to scroll to Calibrate Full Scale, and press
The screen displays the current input voltage for the selected channel.
5. Use
and
to calibrate the input voltage for the selected channel to the
source voltage.
6. Press
>
Steps 3-5 to calibrate other input channels to the source voltage as
necessary.
Use the following procedure to replace the pressure transducer assembly
(Figure
7–17).
Equipment Required:
Pressure transducer assembly
Philips screwdriver
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. Turn instrument OFF, unplug the power cord, and remove the cover.
2. Disconnect plumbing from the pressure transducer assembly. Note the
plumbing connections to facilitate reconnection.
3. Disconnect the pressure transducer cable.
Pressure Transducer Assembly Replacement
.
to enter the source voltage, and press
to return to the input channels display and repeat
Model 42i Trace Level Instruction Manual
Servicing
to scroll to the channel
.
▲
7-35
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Troubleshooting
