4 Service Tests and Service Mode
M1207026 4-15
4.5.2 Paw Gain The Paw Gain procedure calculates a gain coefficient for the airway
pressure transducer.
Calibration setup 1. Connect the patient circuit to the inspiratory and expiratory port
and connect a manual bag to the bag port.
2. Set the Bag/Vent switch to Bag position.
3. Set the APL valve to minimum.
4. Set the fresh gas flow to 5 Lpm.
5. Connect the calibration fitting (See Section 10.1.2) to the patient
circuit Y-piece.
6. Connect the tube from the calibration fitting to pressure test
device.
7. Adjust the APL setting to achieve a stable pressure of 20 ± 0.5
cm H
2
O.
8. Remove the pressure test device, test adapter, patient circuit and
the manual bag.
9. Set the fresh gas flow to zero upon the completion of calibration
Remarks “Fail” indicates a problem in the CSB (Airway pressure transducer).
M1207027 004 MANUAL−DOC, Technical Reference Manual, Technical Reference Manual for 9100c, English−default
Reproduced from the electronic master in MATRIX
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