30
Pocket Guide
Evita XL
Alarm messages
MV high !!!
160
The expired minute volume has
exceeded the upper alarm limit.
Check condition of patient, check
pattern of ventilation, adjust MV
alarm limit if necessary.
Flow sensor not calibrated. Wa-
ter in flow sensor.
Calibrate flow sensor. Drain wa-
ter trap of breathing circuit. Dry
flow sensor or replace.
MV low !!!
160
The minute volume has fallen
below the lower alarm limit.
Check condition of patient, check
pattern of ventilation, adjust
alarm limit if necessary.
Stenosis or obstruction Flow
sensor not calibrated
Check condition of patient, check
ventilation pattern, check tube or
mask. Adjust alarm limit if neces-
sary. Calibrate flow sensor.
Leakage or disconnection.
Check breathing circuit for tight
connections. Check whether the
expiratory valve is properly enga-
ged. Check whether tube or mask
is fitted correctly.
O
2
measurement out of
range !!!
132
O
2
sensor provides invalid
measured values.
Calibrate O
2
sensor, replace if
necessary.
O
2
measurement malfunction.
Ventilation can be continued: use
external O
2
monitoring and deac-
tivate integrated O
2
monitoring.
Call DrägerService.
O
2
supply down !!!
249
O
2
supply pressure too low.
Make sure supply pressure is
greater than 43.5 psi (3 cmH
2
O).
PEEP high !!!
216
Expiratory system obstructed.
Check hose system and exspira-
tion valve (check also for conden-
sate).
Expiratory resistance is increa-
sing.
Check bacterial filter. Replace if
necessary.
Ventilator faulty.
Disconnect patient from the de-
vice and continue ventilation wit-
hout delay using another
independent ventilator. Call
DrägerService.
Pressure meas. error !!!
170
Fluid in expiratory valve.
Replace expiratory valve, then
clean and dry.
Pressure measurement mal-
function.
Disconnect patient from the de-
vice and continue ventilation im-
mediately with another
independent ventilator. Call
DrägerService.
Message
Priority
Cause
Remedy
