Fault-Cause-Remedy
166
Instructions for Use Fabius MRI SW 3.n
!!!
(25)
PRESSURE NEGATIVE Measured PAW is ≤-5 cmH2O
(hPa),
or MEAN is ≤-2 cmH2O (hPa).
Check breathing circuit and
ventilator settings.
!
(8)
PRESSURE SENSOR FAIL Faulty sensor or pressure not
calibrated.
Call DrägerService or your
local authorized service orga-
nization.
!
(2)
PRES THRESHOLD LOW Ventilation parameters were
changed without changing
alarm settings (see page 143).
Push the Auto Set soft key and
check ventilator settings.
!
(1)
RS232 COM1 FAIL External monitor cable discon-
nected from External Commu-
nication Port 1.
Check monitor interface cable.
!
(1)
SPEAKER FAIL Speaker failed. Call DrägerService or your
local authorized service orga-
nization.
!!!
(28)
VENTILATOR FAIL Ventilator not assembled cor-
rectly.
Check diaphragm and close
cover.
Check PEEP/P
MAX line for
disconnect or leak.
Select Standby Mode and
switch back to the previous
ventilation mode.
!
(1)
VOLUME ALARMS OFF Volume alarms disabled by
operator.
Priority Alarm Message Probable Cause Remedy
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