When the flow of oxygen is stopped for 45 seconds, the
screen will flash red at 2Hz, sound a 10-beep sequence
repeated after 2.5 seconds of silence and the text
“No Flow” will flash on the screen.
The alarm will continue to sound until the power
button is pressed momentarily to silence the audio;
or the power button is held to power off the unit;
or 15 seconds has expired at which time the device
will power off.
Check cannula connection.
Repair or replace tubing.
Clean or replace side vents.
Move device to ensure adequate air flow.
Change to another source of oxygen and contact your
authorized dealer.
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