1. Mount the main unit on wheels for floor-standing use, or attach it to a wall-mounted bracket for outdoor installation; then, install the air intake filter.
2. As needed, fasten the oxygen dispenser's mounting plate to a wall or support structure, and then hang the oxygen dispenser in place.
3. Connect the oxygen delivery tubing to the oxygen outlet port of the dispenser, and connect the dispenser's 12V power cable to the main unit's 12V power cable. If multiple oxygen dispensers are to be connected in series, simply add a three-way connector; secure the tubing lines using cable clips.
4. Plug the main unit's 220V power cord into a wall outlet; the red indicator light on the oxygen dispenser will illuminate.
5. Fill the humidifier cup with purified water up to the designated level, then attach it to the oxygen outlet port of the dispenser.
6. Connect the oxygen delivery tubing to the oxygen outlet port of the humidifier cup.
7. Press the start button on the oxygen dispenser; the green indicator light will illuminate, and the oxygen concentrator will begin operation.
8. Adjust the flow rate to the required setting in accordance with your physician's instructions.
9. Following the diagrams and instructions provided on the packaging for the oxygen mask or nasal cannula, properly position the nasal cannula or put on the mask to begin oxygen therapy.
