Cardinal Health AirLife nCPAP Hardware Service Manual page 71

Alarm Priority
Leak Medium
(3 lpm over the
Target Flow rate
or a Flow Rate
of > 15 lpm)
Low Flow High
(≤ 3 lpm flow rate)
External Power Not an alarm
Disconnect Notification only
Battery Low Medium
Dual Stage Alarm (~24 minutes
remaining)
Battery Low High
Dual Stage Alarm (~12 minutes
remaining)
Battery Charge Fault High
Oxygen Pressure High
Low
Oxygen Pressure High
High
Air Pressure Low High
Air Pressure High High
Oxygen Sensor High
Calibration Error
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Indication
• Audible alarm
• Yellow flashing Warning
LED
• Message Bar
• Audible alarm
• Red flashing Fault LED
• Message Bar
• Single audible burst
• Indicator on display
• Green Power LED turns
off
• Audible alarm
• Yellow flashing Warning
LED
• Yellow Power LED
• Audible alarm
• Red flashing Fault LED
• Message Bar
• Red Power LED
• Audible alarm
• Red flashing Fault LED
• Message Bar
• Red Power LED
• LCD indicator
• Audible alarm
• Red flashing Fault LED
• Message Bar
• Audible alarm
• Red flashing Fault LED
• Message Bar
• Audible alarm
• Red flashing Fault LED
• Message Bar
• Audible alarm
• Red flashing Fault LED
• Message Bar
• Audible alarm
• Red flashing Fault LED
• Oxygen Calibration Error
Warning Screen
Page 71 of 81
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AirLife nCPAP Driver Service Manual
Suggested Action
• Check for leaks or disconnections in the tubes and circuit,
or in the nasal prongs and mask
• If leak cannot be corrected by re-positioning or re-sizing
the patient interface, the Target flow can be increased to
allow the driver to deliver higher flows when necessary.
• Check the exhaust tube for occlusions or restrictions
• Plug in the AC Adaptor
• Plug in the AC Adaptor
• Plug in the AC Adaptor
• System will be required to have the AC Adaptor
connected to ensure patient treatment is not interrupted.
• Correct oxygen supply pressure
• Follow on-screen directions
• Select 'Air Only' mode
• Correct oxygen supply pressure
• Follow on-screen directions
• Select 'Air Only' mode
• Correct air supply pressure
• Follow on-screen directions
• Turn Select Knob, 'Oxygen Only' mode may be selected
to clear alarm
• Correct air supply pressure
• Follow on-screen directions
• Turn Select Knob, 'Oxygen Only' mode may be selected
to clear alarm
• Follow on-screen directions
• While alarm is active, the driver provides CPAP and FiO
however, the FiO may not be accurate.
2
• Remove patient from device and restart driver
;
2