PN MN232-C4 C | User Manual ENG - 11FreeStyle Comfort1. Locate and position the FreeStyle Comfort in a properlocation for use.a. The concentrator should be well-ventilated so thatthe air intake filters and air outlet are not obstructed.b. The concentrator should be positioned so that allaudible and visual indicators and alarms can beeasily seen and heard.c. Be sure the air intake filters are in place beforeoperating the unit. If the unit is missing a filter,contact your equipment provider.2. Install a Battery Pack in the concentrator.a. Align the battery with the bottom housing from thecenter of the FreeStyle Comfort.b. Slide the battery inward until you hear a click toconfirm that it has locked in place.3. Insert the AC or DC power supply into the power portreceptacle on the front, bottom right side of the unit.4. Connect a nasal cannula to the oxygen outlet barb.Ensure the connection is secure before operation.NOTE: Any cannula(s) used other than the recommendedmay affect performance.Note: To Equipment Provider: The following oxygenadministration accessories are recommended for use withthe Oxygen Concentrator:• Nasal Cannula with 7 feet (2.1 m) of tubing (1 to 6 LPM):PN 5408-SEQ• For any additional recommended accessories, please seethe Accessories Catalog (PN ML-LOX0010) available onwww.CAIREmedical.com.A firebreak is required for use with any cannula.• CAIRE offers the OxySafe™. This is intended to be used inconjunction with the oxygen concentrator. The OxySafe™ isa thermal fuse to stop the flow of gas in the event that thedownstream cannula or oxygen tubing is ignited and burnsto the OxySafe. It is placed in-line with the nasal cannula oroxygen tubing between the patient and the oxygen outlet ofthe FreeStyle Comfort.For proper use of the OxySafe, always refer to themanufacturer’s instructions (included with each OxySafe kit).CAIRE offers an OxySafe™ kit that includes a cannulaheadpiece, OxySafe™, and 7’ tubing: PN 20629671.Operating Instructions