Troubleshooting
118 Instructions for use Oxylog 3000 plus SW 1.n
Error messages during the device check
Message Cause Explanation/Remedy
System leakage Leakage in breathing circuit and/or
in test lung.
Check the breathing hoses, breath-
ing valve, flow sensor and test lung
for leakage and replace as neces-
sary.
Internal leakage in system Contact DrägerService.
No test lung Test lung not connected or major
leakage.
Connect test lung.
Check the breathing hoses, breath-
ing valve, flow sensor and test lung
for leakage and replace as neces-
sary.
Breathing valve inop Breathing valve has malfunctioned. Check correct condition of breathing
valve including diaphragm and rub-
ber disc; fit a new breathing valve if
necessary or use a new disposable
breathing circuit.
Pressure measurement
inop
The breathing circuit has not been
connected correctly.
Connect breathing circuit correctly.
Pressure measurement is not
possible.
Contact DrägerService.
PEEP-valve inop Internal leakage in system Check the breathing hoses, breath-
ing valve, flow sensor and test lung
for leakage and replace as neces-
sary.
Device defective Contact DrägerService.
Patient flow measure-
ment inop
Flow measurement implausible Replace the flow sensor.
Contact DrägerService.
Hose Detection inop The device check failed on the
hose detection.
Connect a different breathing hose or
select a different hose type.
Detected hose differs
from selected hose
The hose that is detected differs
from the selected hose type, or flow
measuring lines incorrectly
positioned.
Connect a different breathing hose or
select a different hose type.
Check measuring lines The flow measuring lines are
connected incorrectly.
Connect the flow measuring lines
correctly.
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