Covidien Puritan Bennett 560, User Manual

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Alarms and Troubleshooting
User’s Manual 3-21
HIGH PRESSURE
Adjustment of Max PIP too low (only for
V A/C and V SIMV modes).
Note:
Always consult the clinician before
changing PEEP, FIO
2
, pressure, volume or
Rate settings.
Increase the Max PIP threshold.
Airway obstruction.
Check patient’s trachea and clear the
obstruction. If the filter is obstructed,
replace the filter.
Proximal pressure tube or patient circuit
obstructed. Clean the proximal pressure tube or the
patient circuit or replace them.
Coughing or other high-flow exhalation
efforts.
Treat patient’s cough.
Silence the alarm, if necessary.
Patient inspiratory resistance or compliance
changes. Have physician determine if ventilator
settings are appropriate for the patient.
Defective internal circuits of the machine or
pressure sensor. Replace the ventilator and call your
customer service representative.
HIGH RATE
Adjustment of the Max Rtot level too low. Re-adjust Max Rtot.
Adjustment of the I Sens level too low. Adjust I Sens according to the patient.
Patient hyperventilating.
Silence the alarm and call for a medical
team if the symptoms persist.
Check for auto-cycling and adjust
inspiratory sensitivity, manage leaks or drain
condensation from patient circuit.
Defective inspiratory flow sensor.
Have a qualified technician replace the
defective component(s) and call your
customer service representative.
HIGH VTE
Adjustment of the Max VTE level too low.
Note:
Always consult the clinician before
changing PEEP, FIO
2
, pressure, volume or
Rate settings.
Modify the Max VTE level.
Inappropriate patient circuit.
Replace the patient circuit.
Ensure there is not excessive airflow near
the exhalation block (such as a fan).
Exhalation flow sensor not calibrated
properly.
Calibrate the exhalation flow sensor.
Defective exhalation flow sensor.
Replace the exhalation block and calibrate
the exhalation flow sensor. Call your
customer service representative.
Table 3-2. Alarms and Corrective Actions (Continued)
Alarm Message or
Symptom Possible Reason(s) For The Alarm Event Corrective Action(s)