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Pressure sensor
drift alarm.
Alarm Message:
Pressure Sensor
Drift.
A pressure sensor transducer
has failed an internal system
check.
Remove ventilator from service.
If generated whilst connected to
a patient, remove patient to
alternative form of ventilation
Note alarm message and refer
ventilator to qualified service
personnel.
System fail alarm
Alarm Message:
System Fail
(Monitor Isolated
System fail) or
(Monitor Error Comms)
or Monitor Isol System
Fail) or (Unable to
calibrate flow ADC) or
(Alarm controller Fail).
A hardware/software fault has
developed within the ventilator.
Remove patient to alternative
form of ventilation, then remove
ventilator from service.
Note alarm message and refer
ventilator to qualified service
personnel.
Faulty flow sensor
alarm.
Alarm Message:
Faulty flow sensor.
A flow sensor heated wire has
broken.
Remove sensor from patient
circuit. Discard the flow sensor.
Fit new flow sensor and
recalibrate.
Refit sensor into patient circuit.
If no replacement sensor
available press “Continue
without flow” and set breath
trigger sensitivity.
If message continues Remove
patient to alternative form of
ventilation, then remove
ventilator from service.
Note alarm message and refer
ventilator to qualified service
personnel.
Symptom Possible Cause Remedy
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