BMC G3 B20A, User Manual, Page: 54 / 61

BPAP System User Manual
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24.2 Common Problems in the Device and Corresponding
Solutions
Problem Possible Cause Solution (s)
The device does
not work when it is
turned on
The Auto On / Off feature is
enabled.
Take a few deep breaths with the
mask on, and the device will start
automatically.
Power is not connected
properly.
Ensure that the power cord, power
adapter, and the device are
connected properly.
There is no voltage.
Check whether a power outage
occurs by turning on a light or
other means. If you are sure the
fuse in the device is broken,
contact your equipment supplier
for repair.
Cannot find any cause. Contact your equipment supplier.
The device is
working, but the
pressure inside the
mask differs from
the set treatment
pressure
The tubing is not connected
properly.
Reconnect the tubing properly.
There may be holes in the
mask or pressure sensing
tubing.
Contact your equipment supplier.
It is a faulty device. Contact your equipment supplier.
The device
produces very low
pressures
The air inlet of the device
may be blocked.
Replace the air filter (see 18.7
Replacing the Air Filter / PM2.5
Filter), and clean the air inlet.
Make sure the air inlet is
unblocked.
The treatment pressure has
been changed accidentally.
Contact your physician.
When the Ramp feature is
enabled, it takes some time
for the initial pressure to rise
to the treatment pressure.
This is normal.
If necessary, disable the Ramp
feature, or set the ramp time
shorter.
After the device is
turned on, the
screen displays
intermittently, or
displays nothing at
all
The operating system of the
device needs to be
readjusted or restarted.
Unplug the power cord of the
device, and re-plug it 20 seconds
later.
The device is in
standby, and will
not start
The operating system of the
device needs to be
readjusted or restarted.
Unplug the power cord of the
device, and re-plug it 20 seconds
later.