Dräger 8000 IC Instructions For Use Manual page 44

Fault, Cause, Remedy
Oxygen control module
Oxygen control module
Fault
Red ±5 vol.% LED flashes.
Actual value display flashes.
Intermittent tone commences.
Red Sensor LED flashes.
Three dashes flash in centre of
actual value display.
Continuous tone commences.
Red Sensor LED flashes.
CAL flashes in actual value display.
Continuous tone commences.
Yellow Cal. LED flashes.
CAL flashes in actual value display.
Continuous tone commences.
Err flashes in actual value display.
Red Inop. LED is lit in main module. while oxygen control is activated.
Continuous tone commences.
O measured value flashes in actual
2
value display.
Red Inop. LED is lit in main module. to rise.
Continuous tone commences.
Err is lit in actual value display.
44
Cause
Oxygen concentration is deviating
from set value by more than ±5 vol.%
Sensor not connected.
Sensor pulled out.
Climate sensor not
properly connected.
Calibration not started.
Request to calibrate O sensors at
2
start and every 24 hours of
continuous operation.
Fault in oxygen control module
Oxygen control module switched
off but O concentration continues
2
Fault in oxygen control module,
oxygen control switched off.
VOL.%O
2
Control
Vol.% Cal.
O
2
>40%
Vol.%O
2
>40%
± 5 Vol.%
Cal.
Control
21%
Sensor
Remedy
Below set value:
Close opening of canopy.
Check O connection.
2
Above set value:
Switch off any other O
If O concentration does not drop,
2
switch off O control module,
2
disconnect from medical gas
pipeline system, and supply
oxygen manually.
Call DrägerService.
Connect sensor.
Push sensor back.
Check connection.
Calibrate O sensors.
2
Calibrate O sensors.
2
Switch off O control module and
2
supply oxygen manually.
Call DrägerService.
Disconnect from all O
Switch incubator off and on again.
If fault persists, call DrägerService.
Other modules continue to operate
properly.
Call DrägerService.
source.
2
supplies.
2