GE Datex-Ohmeda Aisys Carestation Reference Manual page 248

Aisys
Error Log Entry
Action/Troubleshooting
N2O PRESS LOW
Check N
Check / Replace N
NO EXPIRATORY FLOW
SENSOR
Connect Expiratory flow sensor.
Check/Replace Bulkhead harness.
Replace VIB Board.
NO INSPIRATORY FLOW
SENSOR
Connect Inspiratory flow sensor.
Check/Replace Bulkhead harness.
Replace VIB Board.
O2 CAL ERROR
Calibrate O
If calibration fails, replace O
If calibration continues to fail, wait 90 minutes and repeat calibration.
If calibration fails after 90 minute, replace VIB.
O2 FLOW CTRL FAIL
Reboot System. If problem continues, Replace the Mixer.
O2 FLUSH FAILURE
Alarm condition becomes false for 2 consecutive switch readings.
O2 PIPE INVALID
Check O
Check / Replace O
O2 PRESS LOW
Check O
Check / Replace O
7-66
Alarm Text Condition (Basic info)
N O supply pressure N O pipeline pressure is less
2 2
low than 252 kPa and the N
cylinder pressure is less than
2633 kPa.
O Supply.
2
O Pipeline/Cylinder Pressure Transducer.
2
No exp flow sensor No Expiratory sensor
connected and not calibrating
No insp flow sensor No inspiratory sensor
connected and not
calibrating.
Calibrate O sensor Offset, slope, or cell voltage
2
not in range or O
Sensor.
2
Sensor.
2
Mixer status bit
STS_FLOW_CTRL_CH1_FAIL
indicates flow control failure.
O flush stuck on? Switch is detected "on"
2
continuously > 30 sec.
Cannot monitor O O Pipeline pressure is
2 2
pipeline invalid.
Pipeline Supply.
2
Pipeline Pressure Transducer.
2
O supply pressure low O pipeline pressure is less
2 2
than 252 kPa and the O
cylinder has a pressure less
than 2633 kPa for one
second.
Supply.
2
Pipeline/Cylinder Pressure Transducer.
2
Priority Source Enabling Criteria
Low AC
O
2
Medium
Vent
Medium AC,
Vent
Low AC,
> 110% Vent
2
Medium AC,
Mixer
Low AC,
Vent
Medium DC
High AC,
DC
2
N O is selected as the
2
balance gas with a non
zero flow of N O
2
A,
AC -Vent
Galvanic O sensor
2
connected
O gas supply pressure
2
OK
N O flow stops on
2
threshold detection
and Air continues to
flow if selected.
04/08 M1046983