Cardinal Health AirLife nCPAP, Hardware Service Manual

Page: 71 / 81

Air Life
®
nCPAP Driver Service Manual
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2008, Cardinal Health Page 71 of 81
Alarm Priority Indication Suggested Action
Leak
(3 lpm over the
Target Flow rate
or a Flow Rate
of > 15 lpm) Medium • Audible alarm
• Yellow flashing Warning
LED
• Message Bar
• 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.
Low Flow
(
≤
3 lpm flow rate)
High • Audible alarm
• Red flashing Fault LED
• Message Bar • Check the exhaust tube for occlusions or restrictions
External Power
Disconnect Not an alarm
Notification only • Single audible burst
• Indicator on display
• Green Power LED turns
off
• Plug in the AC Adaptor
Battery Low
Dual Stage Alarm Medium
(~24 minutes
remaining) • Audible alarm
• Yellow flashing Warning
LED
• Yellow Power LED
• Plug in the AC Adaptor
Battery Low
Dual Stage Alarm
High
(~12 minutes
remaining) • Audible alarm
• Red flashing Fault LED
• Message Bar
• Red Power LED • Plug in the AC Adaptor
Battery Charge Fault High • Audible alarm
• Red flashing Fault LED
• Message Bar
• Red Power LED
• LCD indicator • System will be required to have the AC Adaptor
connected to ensure patient treatment is not interrupted.
Oxygen Pressure
Low High • Audible alarm
• Red flashing Fault LED
• Message Bar • Correct oxygen supply pressure
• Follow on-screen directions
• Select ‘Air Only’ mode
Oxygen Pressure
High High • Audible alarm
• Red flashing Fault LED
• Message Bar • Correct oxygen supply pressure
• Follow on-screen directions
• Select ‘Air Only’ mode
Air Pressure Low High • Audible alarm
• Red flashing Fault LED
• Message Bar • Correct air supply pressure
• Follow on-screen directions
• Turn Select Knob, ‘Oxygen Only’ mode may be selected
to clear alarm
Air Pressure High High • Audible alarm
• Red flashing Fault LED
• Message Bar • Correct air supply pressure
• Follow on-screen directions
• Turn Select Knob, ‘Oxygen Only’ mode may be selected
to clear alarm
Oxygen Sensor
Calibration Error High • Audible alarm
• Red flashing Fault LED
• Oxygen Calibration Error
Warning Screen
• Follow on-screen directions
• While alarm is active, the driver provides CPAP and FiO
2
;
however, the FiO
2
may not be accurate.
• Remove patient from device and restart driver