Dräger Fabius plus - Page 168

Troubleshooting
168 Instructions for use Fabius plus SW 3.n
(7) POWER FAIL ! Fabius not connected to
mains power. General power
failure.
Plug in the mains plug.
(1) PRES APNOEA ALARM OFF ! Pressure alarm messages
are deactivated in mode
ManSpont.
Activate the pressure alarm
messages.
(2) PRES THRESHOLD LOW ! The ventilation parameters
are modified without chang-
ing the alarm settings (see
chapter ''Changing the alarm
limits'' on page 141).
Press AutoSet softkey and
check ventilator settings.
(9) PRESSURE LIMITING ! (Mode
Volume Control)
The measured pressure is
the same as the ventilator
setting for PMAX or exceeds
it.
Check the ventilator set-
tings and settings for
PMAX.
(25) PRESSURE NEGATIVE !!! The measured PAW value is
≤6.5 cmH
2O (hPa).
Check the breathing sys-
tem and ventilator settings.
(8) PRESSURE SENSOR FAIL ! Sensor faulty or pressure not
calibrated.
Contact DrägerService or
the authorized local service
partner.
(1) RS232 COM1 FAIL ! External monitor cable not
connected with external com-
munication connector 1.
Check connection cable of
the monitor.
(1) SPEAKER FAIL ! Speaker is not ready for oper-
ation.
Contact DrägerService or
the authorized local service
partner.
(28) VENTILATOR FAIL !!! Ventilator not mounted cor-
rectly.
Check membrane and
close cover. Check whether
the PEEP/PMAX line is
connected and without
leakage. Select Standby
mode and then switch to
the previous ventilation
mode.
(1) VOLUME ALARMS OFF ! Volume alarms deactivated
by user.
Reactivate the volume
alarms.
Alarm
priority
Alarm Cause Remedy