CAIRE FreeStyle Manual page 87

Problem
FreeStyle does not operate when
a pulse flow selection button is
pressed.
A continuous alarm sounds and
the (red) alarm light illuminates
continuously.
Intermittent alarm condition, and
the (yellow) BATT light
illuminates intermittently.
Portable Oxygen Concentrator
Probable Cause
Battery is discharged.
Malfunction.
FreeStyle has not detected a
breath for 15 minutes.
Battery requires charging.
Solution
Power the unit through the DC
outlet, or an AC outlet.
Contact your Equipment Provider,
and change to another source of
oxygen as necessary.
Check the cannula connection.
Ensure that cannula tubing is not
kinked.
Make sure that the cannula is
positioned properly and that you are
breathing through your nose. For
mouth-breathing your clinician may
recommend a chin strap.
Connect to a DC or an AC outlet
within 2 minutes, or exchange
battery packs for a fully charged
pack.
MN220-1 B 87