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MN220-‐1 A 59
Portable Oxygen Concentrator
11.
Disconnect the 1/8” OD tube from the Y-‐Connector, or T-‐Connector, that connects to the
pressure transducer on the left side (located at the back of the PSA System).
12.
For the FreeStyle, remove each tie-‐wrap around the upper top screw bosses.
Figure 13.7: Tie-‐wrap Removal
13.
Using needle-‐nose pliers, disconnect all of the valves from the circuit board, carefully noting
where each valve is connected. Do not disconnect by pulling on the wires.
Figure 13.8: Disconnecting the Equalization Valve