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Will clear when:
• the low pressure condition is fixed
• treatment is stopped by pressing the Start/Stop key.
Power Fail Alarm
Triggered by:
• power failure
• machine is disconnected or switched off while delivering treatment.
If a power fail alarm sounds:
• the flow generator stops delivering air pressure.
Will stop:
• when the Alarm Mute key is pressed, or
• after two minutes, or
• when power is restored.
!
CAUTION
Remove the mask from your face if the power fails.
High Pressure / High Average Pressure Alarms
Triggered by:
• High Pressure Alarm: the mask pressure exceeds the set trigger level (30
cm H
2
O) for more than 700 milliseconds.
• High Average Pressure Alarm: the mask pressure exceeds the set trigger
level (22 cm H
2
O), averaged over approximately one minute.
If a high pressure alarm sounds:
1. The treatment will stop.
2. Turn power off.
3. Check that the air tube and sensor tube are connected properly.
4. Turn power back on.
5. Remove mask and perform Air Circuit Learn function.
6. Try using the flow generator one more time.
7. If the high pressure alarm activates repeatedly, discontinue use and return to
ResMed for servicing. If the alarm does not recur, then continue to use as
normal.
Note: The alarm system is designed to ignore coughing. However, if a cough is
especially intense and prolonged, it may trigger the high pressure alarm.
Will stop when:
• the VPAP Adapt SV is turned off.
228234 VPAP Adapt SV User Guide USA Eng.book Page 26 Monday, October 13, 2008 2:15 PM