Location Of Valves And Subsystems - Dräger Cicero EM Instructions For Use Manual

Malfunctions and system faults:
Eliminate the cause where possible as indicated by
the user prompt on the screen. Inform DrägerService
if necessary, specifying the malfunction number and
software number.
Call DrägerService if the malfunctions and/or advisory
messages cannot be remedied in accordance with the
descriptions or by repeatedly switching off and on again
(with a delay of approx. 5 seconds in between) via the
master power switch and repeating the self-test.
All malfunctions are signalled acoustically.
Simplified pneumatic schematic showing
valves and subsystems:
Subsystem 1
Legend
Sensor
Filter
Pilot-operated diaphragm valve
Variable-resistance valve
Directional valve
Spring-loaded directional valve
Manually actuated two-way valve
Position of valves, see page 113
Measured gas return line
A-Gas, CO , O
2 2
Pressure O
Patient
*
PEEP (V6)
V7
MAN/SPONT
changeover
Subsystem 2
Location of valves in the breathing system
Location of the subsystems:
Subsystem 3
Subsystem 1 Subsystem 2
Location of valves in the breathing system:
4
Inspiration
POP-OFF
5
Exspiration
Druckbe-
grenzung
APL
Subsystem 3
V1
2
Insp.(V4)
Absorber
Exp.(V5)
V3 V2
APL
V8 V9
Ambient air
Message, cause and remedy
Location of the subsystems
Schematic
Vapor Pneumatic
interface
Piston pump
8
7
9
1
2
6
3
Fresh gas
Breathing bag
Piston pump
101