Troubleshooting
Problem
FreeStyle does not operate when
a pulse flow selection button is
pressed.
A continuous alarm sounds
and the (yellow) alarm light
illuminates continuously.
Intermittent alarm condition,
and the (yellow) BATT light
illuminates intermittently.
Rapid alarm condition, and the
(yellow) BATT light illuminates
intermittently and FreeStyle
shuts down.
Intermittent alarm condition,
and the (red) alarm light
illuminates intermittently.
Intermittent alarm condition,
and the (red) alarm light
illuminates continuously.
Unit does not start on battery
pack power.
Delay in recharging internal
battery.
Unit alarms while in automobile
and connected to the DC outlet.
All other problems.
24 — MN218-C4 A English
Probable Cause
Battery is discharged.
Malfunction.
FreeStyle has not detected a
breath for 15 minutes.
Battery requires charging.
Battery pack charge is too low to
operate the FreeStyle unit.
Breathing rate has exceeded the
capacity of the FreeStyle unit
A general malfunction has
occurred.
Unit may be hot or cold if
left outdoors such as in an
automobile.
Internal battery exceeds charging
temperature.
No power to the unit if battery
depleted and DC outlet not
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.
Connect to DC or an AC outlet immediately.
Reduce activity, and then turn unit off and back on
again to reset unit. If necessary, change to another
source of oxygen as available and contact your
Equipment Provider.
Change to another source of oxygen as available, and
contact your Equipment Provider.
Allow the unit to reach normal operating
temperature, which may take several minutes if
exposed to temperature extremes.
Unit may be operated; however, charging may not
resume until battery temperature is reduced.
Disconnect the power supply from the automobile
outlet, restart the automobile, and then reconnect
the power supply into the automobile DC outlet to
reset the breaker within DC power supply.
Change to another source of oxygen as available, and
contact your Equipment Provider.