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Other troubleshooting
LCD: External DC Power Use!
The device is powered by an external
bat
tery.
Check if the AC power cord is properly
connected to the device if you want to
run from mains power.
Note: The alarm will be cleared
autom
atically after one minute.
Problem / possible cause Solution
No display
Power failure. The device stops delivering
air pressure.
Remove the mask or the catheter mount
from the trac
heostomy tube until power
is restored.
Power not connected or device is not
sw
itched on.
Ensure the power cord is connected and
press the switch at the back of the device
once.
Treatment pressure seems low
Ramp time is in use. Wait for air pressure to build up.
Air filter is dirty. Replace air filter.
Air tubing is kinked or punctured. Straighten or replace tubing.
Air tubing is not connected properly. Connect the air tubing firmly at both
ends.
Mask and headgear not positioned
cor
rectly.
Adjust position of mask and headgear.
Plug(s) missing from access port(s) on
ma
sk.
Replace plug(s).
Pressure required for treatment may
ha
ve changed.
See your clinician to adjust the pressure.
There is a large impedance (eg,
antibacterial filter) in the air circuit.
Perfom the Learn Circuit function.
Humidifier control dial set too high,
res
ulting in accumulation of water in the
air tubing.
Turn humidifier control down and empty
the water from the air tubing.
Treatment pressure seems high
Pressure required for treatment may
ha
ve changed.
Consult your clinician.
There is a change in the impedance in the
circuit configuration.
Perform the Learn Circuit function.
The device does not start when
you breathe into the mask
SmartStart/Stop not on. Consult your clinician.
Breath is not deep enough to trigger
Sm
artStart.
Take a deep breath in and out through the
mask.
There is excessive leak. Adjust position of mask and headgear.
Plug(s) missing from port(s) on mask. Replace plug(s).
Air tubing is not connected properly. Connect firmly at both ends.
Air tubing is kinked or punctured. Straighten or replace tubing.
Problem / possible cause Action