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Priority
Message
Note
O
CYLIND. LOW
2
(10)
Warning/
O
CYLIND. EMPTY*
2
Note
(28/7)
Caution
O
SENSOR FAIL
2
(in Standby only)
(11)
Caution
PEEP HIGH
(14)
Caution
P
NOT ATTAINED
INSP.
(12)
Caution/
POWER FAIL*
Advisory
(12/7)
Note
POWER SPLY. ERROR
(1)
Note
PRESSURE ERROR
(in Standby only)
(8)
Instructions for use Primus SW 4.5n
Cause
Pressure has dropped below
the pressure limit set for the
O
cylinder.
2
O
reserve gas cylinder
2
empty or closed and central
O
supply not available or
2
not connected.
O
sensor is spent or defec-
2
tive.
Exp. pressure 5 hPa
(cmH
O) above PEEP for
2
two breaths or
Exp. pressure 5 hPa
(cmH
O) above PEEP in
2
Pressure Support mode for
more than 30 seconds.
The inspiratory pressure set
in Pressure Mode is not
achieved.
Fresh gas shortage.
Power failure.
Short-circuit in one of the
units connected to an auxil-
iary outlet.
Internal fault in the power
supply.
Pressure sensor is defective. Perform self test.
Remedying faults
Remedy
Use a new O
reserve gas
2
cylinder.
Use the central gas supply.
Use a new O
reserve gas
2
cylinder or open the cylinder
valve.
Use the central gas supply.
Replace O
sensor,
2
see page 236.
Ensure adequate substitu-
tion monitoring.
Call DrägerService.
In automatic ventilation
modes: Check the set venti-
lation parameters.
Check the anesthetic gas
scavenging line.
Check set ventilation param-
eters, repair leak if neces-
sary.
Check fresh-gas setting.
Restore central gas supply.
Observe battery capacity.
Prepare manual ventilation.
Unplug appliance connector
from auxiliary outlet.
Restore central gas supply.
Call DrägerService.
Operation of the workstation
can continue for the time be-
ing.
Call DrägerService.
201
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