72
System Checks
4.9.3 Test the High Pressure Outlet(s)
1. Ensure that the power switch is in the “OFF” position.
2. Connect a supply to the pipeline inlet for the appropriate gas type of the
high pressure outlet being tested (O
2
or Air).
3. Connect the 22 mm male adapter
to the test hose and fl ow measuring
device.
4. Turn the fl ow control valve for the
appropriate gas being tested (O
2
or
Air) to maximum fl ow.
5. Connect the other end of the test
hose assembly to the high pressure
outlet.
6. Turn the power switch to the “ON”
position.
7. Ensure that the reading on the fl ow
measuring device is greater then
80 L/min.
8. Turn the power switch to the “OFF” position.
9. Close the fl ow control valve.
4.10 Hypoxic Guard and Flow Control Accuracy Tests
1. Ensure that the power switch is in the “OFF” position.
2. Ensure that a supply is connected to the pipeline inlets.
3. Ensure all fl ow control valves are closed.
4. Connect an O
2
analyzer to the CGO taper.
Figure 21 - Test Hose Connections