Dräger Julian - Page 123

123
Fault – Cause – Remedy
Message Cause Remedy
PRESSURE LIMIT !! The ventilator is operating in pressure-
limited mode.
Lung compliance has changed.
Tube kinked.
Microbial filter clogged on the inspiratory
side.
Check tube/microbial filter.
If necessary, increase Pmax or reduce
VT
PRESSURE ERR !
Pressure sensor defective. Call DrägerService.
PRESSURE EXP > !!!
End-expiratory pressure is more than
10 mbar above the set PEEP.
Increase expiration time.
Check hose system and microbial filter.
Drain water trap.
PULSE SPO2 < !!!
Pulse rate has dropped below the set
alarm limit.
Check patient's condition!
PULSE SPO2 > !!
Pulse rate exceeds upper alarm limit. Check patient's condition!
Correct alarm limit if necessary.
SPO2 < !!!
Oxygen saturation is below the set lower
alarm limit.
Check ventilation.
Check O2 concentration of the fresh
gas.
SPO2 > !!
Oxygen saturation exceeds the upper
alarm limit.
Check O2 concentration of the fresh
gas flow.
Check ventilation.
SPO2 INOP !
SpO2 measurement faulty. Call DrägerService.
SPO2 PULSE ? !!!
No pulse signal detected by SpO2
measurement for approx. 10 seconds.
Check patient's condition!
Check SpO2 sensor!
SPO2 SENSOR? !
SpO2 sensor not plugged in. Check sensor connection.
SPEAKER FAIL !
No alarm tone, loudspeaker faulty. Call DrägerService.
SYSTEM ERROR !!! Internal device error.
Automatic switchover to MAN/SPONT.
Version without rotary knob for O2
emergency metering:
Julian automatically delivers an O2 flow
of 4 L/min.
Version with rotary knob for O2
emergency metering:
Set »Safety O2« rotary knob to desired
O2 flow. Range 0 to 12 L/min.
This O2 flow flows through the Vapor
unit.
Immediately ventilate the patient by
hand.
Set »Safety O2« rotary knob for O2
emergency metering to desired O2 flow.
Range 0 to 12 L/min.
Immediately ventilate the patient by
hand.
Check Vapor unit setting.
Call DrägerService.
VENT INOP !!!
The ventilator control unit is performing
an internal restart. This restart procedure
takes about 15 seconds.
After about 15 seconds, Julian is
restored to its previous operating mode.
WATER TRAP !
The collecting jar of the water trap at
the back of the unit is full.
The prism of the water trap is misted
over with condensation.
Empty the jar.
Wipe the prism dry.
"Only for internal use by Draeger. Not applicable as Instructions for Use!"