34 Pocket Guide Oxylog 3000 plus
Problem solving
!! Check settings flow The flow resulting from the
settings for "Tidal volume VT
per unit time" is not possible.
Change tidal volume VT or
inspiratory time Ti or ventilation
time ratio I:E, plateau time
Tplat%, or respiratory rate RR.
27
! Check settings FiO
2 The set FiO2 concentration can-
not be achieved with the set
flow.
Adjust inspiratory flow or FiO
2
concentration (in accordance
with measured value).
42
!! Check settings time The inspiratory and / or
expiratory time resulting from
the settings for RR and I:E or Ti
are not possible.
Change RR or I:E or Ti.26
!! CO
2 Filter check
failed
The sensor reports a reference
check failure.
Clean the CO2 test filter or the
CO
2 sensor and cuvette win-
dows.
19
Recalibrate the sensor.
!! CO
2 sensor? The connector of the CO2
sensor was removed during
operation.
Reinsert the connector. 15
The CO
2 sensor has a hardware
failure.
Replace the CO2 sensor.
!!! Clean the CO
2
cuvette
The sensor or cuvette window is
soiled.
Clean the sensor and cuvette
windows.
16
!! CO
2 Zero calib. failed The sensor window is soiled. Clean the CO2 sensor window. 18
Zero calibration of the CO
2
sensor failed.
Redo the zero calibration.
!!! CO
2 Zero calib.
request
Zero point of the CO2 sensor is
outside the tolerance range.
Perform the zero calibration. 20
! Confirm settings Changed setting has not been
confirmed with the rotary knob.
Press the rotary knob to con-
firm the setting change.
43
!!! Constant CO
2 value An incorrect cuvette type
selected.
Select the correct cuvette type. 17
Cuvette or sensor soiled. Clean the cuvette or sensor.
!!! Continuous high
pressure
Breathing valve or hose system
obstructed.
Check patient condition.
Check breathing valve and
hose system.
4
Increased expiratory
resistance.
Check bacterial/HME filter.
Replace it if necessary.
Technical defect. Disconnect the patient from the
device and continue ventilation
without delay using another
ventilator.
Call DrägerService.
Alarm Cause Remedy Alarm
Rank