ResMed C28173 Manual page 64

248476r4.book Seite 58 Freitag, 28. Oktober 2011 3:10 15
Problem/Possible cause
LCD: High Temperature [10, 11, 12, 23]!
The temperature inside the device is too high.
Treatment may lead to stop.
LCD: High Pressure!
Therapy pressure exceeds pre-set alarm level.
LCD: Low Pressure!
The air tubing is not connected properly.
LCD: Circuit disconnected!
The air tubing is not connected properly to the
humidifier or the device.
LCD: Low Minute Ventilation!
Minute ventilation level has dropped below the
alarm setting level.
LCD: High Respiratory Rate!
The respiratory rate level has exceeded the pre-
set alarm level.
LCD: Low Respiratory Rate
The respiratory rate level has dropped below the
pre-set alarm level.
LCD: High Leak!
High mask leak for more than 20 seconds.
LCD: Non-Vented Mask!
Connection of a non-vented mask.
•
Mask vents may be blocked.
•
ResMed leak port is missing or vent is
•
blocked.
LCD: Apnoea!
The device detects an apnoea that has exceeded
the pre-set alarm level.
LCD: Internal Battery Low!
The internal battery capacity is below 30%.
58
Action
Ensure the ambient temperature is within the
specified operating range. If the problem persists
within the specified operating conditions please
return the device for servicing.
1. Stop treatment.
2. Check the alarm and pressure settings.
3. Re-start treatment.
1. Check the air circuit integrity and reconnect.
2. If the alarm doesn't get cleared, stop
treatment.
3. Re-start treatment.
1. Check that the air tubing is connected properly
to the humidifier or the device.
2. If the alarm is not cleared, stop treatment.
3. Re-start treatment.
Reassess the patient to ensure adequate
•
therapy.
Ensure the alarm setting is appropriate for the
•
patient.
Reassess the patient to ensure adequate
•
therapy.
Ensure the alarm setting is appropriate for the
•
patient.
Reassess the patient to ensure adequate
•
therapy.
Ensure the alarm setting is appropriate for the
•
patient.
Adjust the mask to minimise leak (see "Using
•
mask-fit" on page 26).
Check the air circuit integrity and reconnect.
•
Ensure the mask has vents.
•
Ensure the mask vents are not blocked.
•
Ensure the leak port is installed and that the
•
vent is not blocked.
Ensure oxygen (if in use) has only been
•
connected at the rear of the device.
Reassess the patient to ensure adequate
•
therapy.
Ensure the alarm setting is appropriate for the
•
patient.
Connect the device to mains power.