Problem Solving
Error messages during the device check
Message
System leakage
No test lung
Breathing valve inop
Pressure measurement inop
PEEP-valve inop
Patient flow measurement
inop
Hose Detection inop
Detected hose differs from
selected hose
Check measuring lines
122
Cause
Leakage in breathing circuit and/or
test lung.
Internal leakage in system
Test lung not connected or major
leakage
Breathing valve has malfunc-
tioned.
The breathing circuit has not been
connected correctly.
Pressure measurement is not pos-
sible.
Internal leakage in system
Device defective
Flow measurement implausible
The device check failed on the
hose detection.
The hose that is detected differs
from the selected hose type, or
flow measuring lines incorrectly
positioned.
The flow measuring lines are
connected incorrectly.
Explanation/Remedy
Check hoses, breathing valve,
flow sensor and test lung for leak-
ages and replace if necessary.
Contact your local DrägerService
for additional support.
Connect test lung.
Check hoses, breathing valve,
flow sensor and test lung for leak-
ages and replace if necessary.
Check correct condition of breath-
ing valve including diaphragm and
rubber disc; fit a new breathing
valve if necessary or use a new
disposable hose set.
Connect ventilation system cor-
rectly.
Contact your local DrägerService
for additional support.
Check hoses, breathing valve,
flow sensor and test lung for leak-
ages and replace if necessary.
Contact your local DrägerService
for additional support.
Replace flow sensor.
Contact your local DrägerService
for additional support.
Connect a different hose or
change hose type setting.
Connect a different hose or
change hose type setting.
Connect the flow measuring lines
correctly.
Instructions for Use Oxylog 3000 plus SW 1.n