Chapter 12 - Troubleshooting Alarm – Cause – Remedy
202 Apollo Operator’s Manual
Part Number: 90 38 237, 5th edition
Priority Message Cause Remedy
Caution LOSS OF CONFIG DATA Loss of settings and/or configuration
data.
Check the current settings and default
settings.
Repeat settings if necessary.
Call DrägerService.
Alarm can be reset by pressing >
<.
Caution MINUTE VOL. HIGH
1
Measured minute volume has exceeded
high alarm limit.
Correct the tidal volume or breathing rate.
Check spontaneous breathing.
Correct the trigger level if necessary
when using pressure support mode.
Caution MINUTE VOL. LOW
1
Measured minute volume is below low
alarm limit.
Check breathing system.
Check ventilator settings.
Correct the trigger level if necessary
when using pressure support mode.
Check the patient's trigger capability.
Tube sealed/kinked. Check tube.
Leak. Check tube, hoses, filters, bellows,
absorber.
Reduced tidal volume due to pressure
limitation.
Correct ventilation settings.
Insufficient fresh-gas flow. Increase fresh-gas flow.
Advisory/
–
N2O CYLIND. CONNECT.?* Pressure sensor on backup cylinder not
connected.
Check pressure sensor connection.
Warning/
Advisory
N2O CYLIND. EMPTY* N
2O backup cylinder empty or closed
and central N
2O supply not available or
not connected.
Use a new N
2O backup cylinder or open
the cylinder valve.
Use the central gas supply.
Caution N2O FLOW MEAS. FAIL Fresh-gas flow measurement for N
2
O has
failed.
Use only oxygen as fresh gas and
observe total flow meter.
Check fresh-gas flow settings using total
flow meter and set a fresh-gas flow
greater than or equal to measured or set
minute volume.
Call DrägerService.
Advisory N2O SENSOR FAIL
2
N
2
O gas measurement system has failed. Use external measuring system.
Call DrägerService.
Advisory N
2O PIPELINE FAIL N2O supply has failed. Open N2O backup cylinder.
Check central gas supply.
Pipeline supply hose not connected or
kinked.
Check connection to central supply.
N2O cylinder empty or closed. Connect a full N2O cylinder or open the
cylinder valve.
1. Alarms can be activated and deactivated in the default configuration for Man.Spont.
2. Displayed in Standby mode only.
* Alarm can be downgraded to specified lower priority or canceled.