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21. Troubleshooting
The table below lists common problems you may have with the device and possible solutions to
those problems. If none of the corrective actions solve the problem, contact your home care
provider.
21.1 Common Problems in Patients and Corresponding
Solutions
Problem
The nose reacts to the airflow
Dry, cold, runny,
and cold. Due to fast airflow,
and
blocked
the air becomes cold, leading
nose; having a
to nasal mucosa irritation and
cold
subsequent
swelling
Probably because the patient
sleeps with his or her mouth
Dry mouth and
open, and the pressurized air
throat
goes out via the mouth,
leading to nasal and throat
dryness
The mask size or model may
not be correct, or the mask is
not
Eye irritation
thereby leading to air leakage
Mask cushion (the soft part of
the mask) hardens
The mask is too tight
The distance between the
forehead support of the mask
Facial reddening
and
correct
Wrong mask size
E-20A-H-O / E-20AJ-H-O User Manual V2.3
Possible Cause
dryness
and
positioned
correctly,
the
forehead
is
not
28 / 36
Solution (s)
Increase the humidity setting of
the humidifier.
Contact
your
physician,
continue treatment unless the
physician suggests the opposite
Use a chin strap to prevent the
mouth from opening during sleep,
or use a full-face mask. Contact
your physician for details
Narrow the distance between the
forehead support of the mask and
the forehead. Note that adjusting
the mask too tight may leave
markings on the patient's face.
Add additional filling to the mask
so it does not leak.
Contact your equipment supplier
for an appropriate mask. Add
additional filling to the mask if
necessary
Replace the mask or mask cushion
Loosen the headgear
Try a different distance. The angle
and size of the forehead support
differ according to the type of
masks
Contract your equipment supplier
for a correct-size mask
and
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