Covidien Puritan Bennett 560 User Manual page 64

Alarms and Troubleshooting
Table 3-2. Alarms and Corrective Actions (Continued)
Alarm Message or
Symptom
HIGH VTI
INSP FLOW
RESTART/SRVC
INTENTIONAL
VENT STOP
KEYPAD FAULT
RESTART/SRVC
LOW BATTERY
LOW FIO
2
3-22
Possible Reason(s) For The Alarm Event
Adjustment of the Max VTI level too low
(for PSV, CPAP, P A/C, P SIMV and V SIMV
modes).
Adjustment of the pressure level too high
for the volume required (for PSV, CPAP,
P A/C, P SIMV and V SIMV modes).
A leak in the patient circuit causing
increased bias flow.
Inappropriate patient circuit.
Defective flow sensor or internal leak in the
machine.
Inspiratory flow is constant (± 1 lpm) with
normal turbine temperature and speed
conditions.
The user / caregiver has stopped ventilation
using the VENTILATION ON/OFF
Ventilation is in stand-by.
Pressing a key for more than 45 seconds.
A key on the keyboard is stuck.
Internal battery capacity is less than 30 min.
(or 8%)—battery operation overextended.
The level of oxygen being delivered to the
patient is below the Min FIO
Note:
Always consult the clinician before
changing PEEP, FIO
Rate settings.
Modify the Max VTI level.
Note:
Always consult the clinician before
changing PEEP, FIO
Rate settings.
Modify the pressure level.
Check and properly connect the patient
circuit.
Replace the patient circuit.
Have a qualified technician replace the
defective component(s) and call your
customer service representative.
Restart ventilator to see if alarm clears. If
not, replace the ventilator and call your
customer service representative.
Check that the ventilation was switched off
key. on purpose.
Press and release keys in the normal,
prescribed manner. Do not press keys for 45
seconds or more.
If unsuccessful in releasing the stuck key(s),
restart ventilator to see if alarm clears. If
not, replace the device and call your
customer service representative if the
situation persists.
Immediately connect the ventilator to an
AC power outlet, or connect it to an
external DC power source.
Reminder: the internal battery can be
charged only when the ventilator is
connected to an AC power supply.
Note:
Always consult the clinician before
changing PEEP, FIO
Rate settings.
limit set.
2
Check the level of oxygen corresponds to
the patient's prescription or
Decrease the FIO
Corrective Action(s)
, pressure, volume or
2
, pressure, volume or
2
, pressure, volume or
2
alarm threshold.
2
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