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2. Disconnect the pump cable from AC PUMP connector on the
measurement interface board.
3. From the Main Menu, press
to scroll to Flow Calibration > and press
The Flow Sensor Cal screen appears.
Note If Service Mode is not displayed, refer to "Accessing the Service
Mode" in this chapter, then return to the beginning of this step.
4. At the Flow Sensor Cal screen, press
The Calibrate Flow Zero screen appears.
5. Wait at least 10 seconds for the zero reading to stabilize, then press
to save the zero flow value.
6. Reconnect the pump cable to the AC PUMP connector on the
measurement interface board.
7. Connect a calibrated flow sensor at the SAMPLE bulkhead on the rear
panel.
8. Press
to return to the Flow Sensor Cal screen.
9. At the Flow Sensor Cal screen, press
The Calibrate Flow Span screen appears.
10. Wait at least 10 seconds for the reading to stabilize, use
and
to enter the flow sensor reading, and press
save the value.
Flow Transducer Calibration
to scroll to Service > press
to select Zero.
to select Span.
Model 43i Trace Level-Enhanced Instruction Manual
Servicing
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Troubleshooting
