Table of Contents
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Alarm
Priority
O2 supply
Low
pressure sensor
error
Patient circuit
High
occluded
Patient
High
connection leak
Patient detected
High
Patient
High
disconnected
Low
Paux high
Medium
2065490-001
Condition*
O2 supply pressure
sensor data is invalid
while not in therapy.
An occlusion in the patient
circuit was detected.
Leak measured by the
neonatal flow sensor is
greater than the set leak
limit.
A patient connection is
detected while in Standby
with the circuit not parked.
Patient is disconnected.
Patient is disconnected
while in a non-invasive
vent mode prior to the
Tdisconnect time.
Auxiliary pressure is
greater than the Paux
high alarm limit.
8 Alarms and troubleshooting
Cause
The ventilator is not able
to measure O2 supply
pressure.
Inspiratory pressure is
greater than expiratory
pressure.
Leak % is greater than
the set Leak Limit.
A patient connection is
detected.
Low expiratory pressure
or flow detected.
Low expiratory pressure
or flow detected.
Paux is greater than the
high alarm limit
Action
•
Perform System Check.
•
Contact an authorized
service representative.
•
Check for an occlusion in
the patient circuit.
•
Check for an occlusion in
the patient circuit filters.
•
Check for an occlusion in
the expiratory flow
sensor.
•
Replace inspiratory safety
guard.
•
Check for leaks in the
patient airway.
•
Review the Leak Limit
setting in Alarm Setup.
•
Clean or replace the
neonatal flow sensor.
•
Start ventilation if a
patient is connected.
•
Select Park Circuit if a
patient is not connected.
•
Check the status of the
patient.
•
Check for leaks in the
patient circuit or airway.
•
Review the Tdisconnect
setting in Alarm Setup.
•
Check the status of the
patient.
•
Check for leaks in the
patient circuit.
•
Review the Tdisconnect
setting in Alarm Setup.
•
Review the Paux high
alarm limit in Alarm
Setup.
8-19
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Table of Contents
Troubleshooting
