H E Y E R P a s i t h e c
Rev. 0.2 Draft – 12/09 HEYER Pasithec, Operator’s manual 71 / 106
8.3.1 Replace O
2
Sensor
WARNING: Follow local laws when disposing of biohazardous materials. Do not burn.
Replacement steps:
1 Pull out the connector of sampling line from O
2
sensor.
2 Replace it with a new one, and connect the sampling line to O
2
sensor.
8.3.2 Calibrate O
2
Sensor
WARNING: Do not perform the calibration steps when the system is connected to a
patient.
When calibrating O
2
sensor, ambient pressure must be equal with
monitoring pressure of delivering O
2
in the patient circuit.
If operating pressure is not equal with calibrating pressure, the accuracy of
reading may exceed range stated.
8.3.2.1 Calibrate 21% O
2
Sensor
It takes more than 3 minutes to perform 21% O
2
sensor calibration.
Before performing 100% O
2
sensor calibration, 21% O
2
sensor calibration must be finished.
Step 1
Press MENU key and a menu window appears on the screen.
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