Dräger Cicero EM Instructions For Use Manual page 112

Message, cause and remedy
Messages in the ventilation system
Message must be acknowledged
Messages during
the self-test
Leak IPPV = xxx mL • Indicates a leak in the ventilation system.
Leak remedied? • Alternative question to »Leak accepted«.
Leak test IPPV
Leak test MAN
Mains switch off
Malfunction No. ... • Specifies an internal malfunction.
Malfunction
P-sensor fault • Pressure difference between the
Piston defective • Major leak in the piston pump.
Pneumatic interface • Test control pressure in ventilator too low.
Pressure supply ? • Supply pressure too low
Remove piston • Piston pump incorrectly installed.
Roller diaphragm • The roller diaphragm has been tested
faulty
Self-test
Service No. 4 • Front panel LED faulty.
Service No. 22 • See »Check monitor«.
Service No. 57 • Battery faulty. No audible warning in event Call DrägerService.
Service No. 115 • Test control pressure too low.
112
Cause
For leaks greater than 175 mL/min
(at 30 mbar) in subsystem 1/2.
See flow chart on page 164.
Test is performed for subsystems 1 and 2. For information.
See flow chart on page 164.
This test is performed on subsystem 3
(Vapor, breathing bag, fresh gas branch).
See flow chart on page 164.
The power switch has not clicked into the
ON position.
This message is immediately followed
by »Malfunction No...«.
breathing system and piston pump
greater than 10 mbar
Check lip seals in the housing floor.
or not available.
for leaks in several positions and has been diaphragm. Check lip seals and quick-release
found to leak. Inserted the wrong way
round?
Dialogue during the self-test
of power failure.
Pneumatic interface locked?
Remedy
Acknowledge.
Repair any leak and repeat the test.
When acknowledged, carries out a new leak
test with user prompting.
For information.
Press the switch again.
»MAN/SPONT.« mode is automatically
selected. Cancel the continuous alarm tone
by acknowledging message.
Inform DrägerService, quoting malfunction No.
See page 164.
Connect pressure measurement to breathing
system. Blow out any water in the system via
the piston pump measuring port. If necessary,
replace breathing system (V
does not open).
Close the quick-release couplings.
Check the roller diaphragm.
Check lip seals between piston pump and
breathing system.
Switch on main gas switch.
Check gas supply.
Remove, confirm and wait for message
»Install piston!«.
Change piston pump or front roller
couplings. Observe the position of the
manufacturing mark (see p. 126).
The ventilation system self-test is performed.
Call DrägerService.
Call DrägerService.
Check lock and lip seal.
Call DrägerService.
, PEEP valve
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