Covidien Newport e360, Service Manual

Page: 108 / 154

Calibration Procedures
5-12 Service Manual
Exhalation PSOL Regulator
1.
Remove the orange tubing from the IN exhalation PSOL valve port and connect to a calibrated high
pressure gauge (see
Figure 5-4. ).
2.
Using a flat head screwdriver, adjust the exhalation PSOL regulator, which is located near the exhalation
PSOL valve, to between 15.0 psig and 15.5 psig.
3.
Reconnect the orange tubing to the IN exhalation PSOL valve port.
Figure 5-4. Exhalation PSOL/Safety Regulator
Safety Regulator
1.
While in diagnostics mode d3, adjust Flow to 3 L/min.
2.
Disconnect the patient circuit from the exhalation valve, and connect it to the Y-piece of the patient
circuit. This creates a closed loop.
3.
Tee in a low-pressure gauge in the patient circuit.
4.
Using a flat head screwdriver, adjust the safety regulator (see Figure 5-4. ) to obtain a machine 1 pressure
reading of 140 ±5 cmH
2
O on the screen.
1 Orange tubing to exhalation
PSOL valve IN port 3 Exhalation PSOL regulator
2 Exhalation PSOL valve 4 Safety regulator