Dräger Cicero EM Instructions For Use Manual page 115

Message, cause and remedy
Messages in the ventilation system
Message must be acknowledged
Messages during
operation
Prohibited
Service No. 46
Service No. 120 • Operating control pressure too high.
Service No. 122 • Control pressure between 40 and 70 mbar. Call DrägerService.
Service No. 714
Service No. 723
Standby
Subsystem • Operation of the inspiration valve is
1 Leakage
Test pressure error • Test pressure for leak test not attained.
Test stroke
Warm restart
Mains switch off
Breathing
system faulty
Cause
Prohibited key sequence.
Defective fan
No cold/warm restart detection.
Does not carry out any reverse flow
measurement.
Machine ready.
checked every 10 minutes; the inspiratory
plateau time is thereby increased by 1.5 sec. See flow chart on page 164.
Inspiratory valve being tested with
extended plateau time (1.5 sec).
In the event of a power failure lasting
less than 120 seconds or specific internal
malfunctions. Settings maintained.
Duration approx. 10 seconds
The device detects that it is switched off.
The piston returns to the sampling position.
Underpressure < –10 mbar is detected for Briefly open the breathing system
longer than 20 seconds.
Remedy
Wait about 2 seconds.
Switch off machine after end of anaesthesia
due to possible overheating. Call Dräger
Service. Leads to a malfunction message in
the next self-test.
Call DrägerService.
Call DrägerService.
Call DrägerService.
Select operating mode.
Replace valve disc or breathing system.
Repair leaks in subsystem 1.
Repair leak. Repeat test.
Insert pressure measuring hose in
breathing system.
For information.
For information.
Manual ventilation impossible!
For information.
lock to increase the pressure.
In this situation, if no pressure is generated in
the breathing system when attempting manual
ventilation: immediately ventilate the patient
with the separate emergency breathing
bag.
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