Location of the subsystems:
Subsystem 3
Vapor
Pneumatic
interface
Subsystem 1
Subsystem 2
Piston pump
POP-OFF
1
2
3
6
7
8
9
4
5
Inspiration
Exspiration
Druckbe-
grenzung
APL
101
Message, cause and remedy
Location of the subsystems
Location of valves in the breathing system
Schematic
Location of valves in the breathing system:
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:
Piston pump
Fresh gas
Breathing bag
Ambient air
Absorber
Exp.(V5)
V3
V8
V9
Insp.(V4)
V1
PEEP (V6)
APL
*
Pressure O
2
MAN/SPONT
changeover
V2
V7
Legend
Subsystem 1
Subsystem 3
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
Subsystem 2
Measured gas return line
A-Gas, CO
2
, O
2
⁄
Patient
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