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Fresenius 2008
®
K Calibration Procedures
P/N 507296 Rev D
2.2.5 BICARBONATE PUMP VOLUME CALIBRATION
From the Calibrate Hydraulics screen, select the Bic Pump Volume screen
button. The screen will change to the following:
1. Fill a 25ml buret with treated water or concentrate.
2. Attach the buret to the blue bicarbonate line with a piece of tubing.
3. Press the [Prime] key. The bicarbonate pump will begin to stroke.
Allow the pump to stroke about 20 times or more to remove the air from
the line then press the [Prime] key again to stop the pump.
4. Select the Target data button.
Set the Target value to 30 strokes, then press the [CONFIRM] key.
5. Refill the buret exactly to the full (0ml) mark.
Press the [CONFIRM] key. The bicarbonate pump will stroke and the
screen will change.
6. Wait until the Target value reaches zero.
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