Alarms and Troubleshooting
User’s Manual
3-19
E SENS FAULT
OR CIRC LEAK
Leak in the patient circuit, leak in patient
artificial airway or vented mask interface.
Note:
Always consult the clinician before
changing PEEP, FIO
2
, pressure, volume or
Rate settings.
Check and properly connect the patient
circuit connections.
Minimise the leak.
Ensure O
2
connector is removed.
Reduce inspiratory time.
Increase E-Sensitivity setting.
Check tracheotomy cuff.
Refit mask.
Use non-vented mask.
E sensitivity setting not properly adjusted.
Check E Sensitivity setting
Note:
Always consult the clinician before
changing PEEP, FIO
2
, pressure, volume or
Rate settings.
EXH VALVE LEAKAGE
Large leakage detected on the patient
circuit return limb during the inspiratory
phase.
Replace the exhalation valve and/or its
control tube.
Contaminated or defective exhalation flow
sensor.
Restart ventilator to see if alarm clears. If
not,
have a qualified technician replace the
defective component(s) and call your
customer service representative.
FIO
2
SENSOR MISSING
There is no FIO
2
sensor and FIO
2
alarms are
active.
If oxygen is to be delivered to the patient,
connect FIO
2
sensor.
If no oxygen is to be delivered to the
patient, deactivate FIO
2
alarms.
HIGH FIO
2
The level of oxygen being delivered to the
patient is higher than the Max FIO
2
limit set.
Check the level of oxygen corresponds to
the patient’s prescription or
Increase the FIO
2
alarm threshold.
Note:
Always consult the clinician before
changing PEEP, FIO
2
, pressure, volume or
Rate settings.
Table 3-2.
Alarms and Corrective Actions (Continued)
Alarm Message or
Symptom
Possible Reason(s) For The Alarm Event
Corrective Action(s)
Summary of Contents for Puritan Bennett 560
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