Covidien Puritan Bennett 560, Руководство пользователя

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