Dräger Apollo Operating Instructions Manual page 212

Chapter 12 - Troubleshooting
Priority Message
Advisory O2 CYLIND. LOW
Warning/ O2 CYLIND. EMPTY*
Advisory
Caution O2 FLOW MEAS. FAIL
Caution O
2 PIPELINE FAIL
Caution O SENSOR FAIL
2
Caution PEEP HIGH
Caution PINSP NOT ACHIEVED
Caution/ POWER FAIL*
Advisory
Advisory POWER SPLY ERROR
Advisory PRESS SENS ERROR
Caution PRESSURE LIMITING
Advisory PRESSURE RELIEF
1. Displayed in Standby mode only.
* Alarm can be downgraded to specified lower priority or canceled.
204
Cause
Pressure has dropped below the
pressure limit set for the O
O backup cylinder empty or closed and
2
central O supply not available or not
2
connected.
Fresh-gas flow measurement for O2 has
failed.
O supply has failed.
2
Pipeline supply hose not connected or
kinked.
O cylinder empty or closed.
2
1
O sensor is defective.
2
Exp. pressure 5 cmH
2 breaths, or
Exp. pressure 5 cmH
pressure support mode for more than
30 seconds.
The inspiratory pressure set in pressure
mode is not achieved.
fresh gas shortage
Power failure.
Short-circuit in one of the devices
connected to an auxiliary outlet.
Internal fault in the power supply.
Pressure sensor faulty.
Ventilator is operating with pressure
limitation.
Tube kinked/stenosis.
Microbial filter soiled on inspiration side. Check microbial filter.
Internal pressure relief valve opened due
to high system pressure.
Alarm – Cause – Remedy
Remedy
Use a new O
cylinder. central gas supply.
2
Use a new O
the cylinder valve.
Use the central gas supply.
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.
Open O
Check central supply.
Check connection to central supply.
Connect a full O
cylinder valve.
Use external measuring system.
Call DrägerService.
O above PEEP for In automatic ventilation modes check the
2
ventilation parameters,
O above PEEP in check the anesthetic gas scavenging line.
2
Check set ventilation parameters; repair
leak if applicable.
Check fresh gas setting.
Restore central supply.
Observe battery capacity.
Prepare manual ventilation.
Unplug device connector from auxiliary
outlet. Restore central supply.
Call DrägerService.
Operation of the workstation can
continue for the time being.
Perform self test. Call DrägerService.
Check ventilator setting.
Check tube, hoses, and filter.
Check APL valve settings.
Check fresh gas settings.
backup cylinder. Use the
2
backup cylinder or open
2
backup cylinder.
2
cylinder or open the
2
Apollo Operator's Manual