Dräger Perseus A500 Instructions For Use Manual page 203

Priority Alarm
!! 255 Inspiratory tidal volume
high
!! 255 Inspiratory tidal volume
high
!! 50 Inspiratory tidal volume
high
!!! 255 Inspiratory xMAC high
!! 255 Inspiratory xMAC high
!! 100 Internal device temperature
high
Instructions for use Perseus A500 SW 2.0n
Cause
The delivered inspiratory tidal
volume is higher than the set
value.
The delivered inspiratory tidal
volume exceeds the upper
alarm limit.
The ventilation settings are
not adequate for AutoFlow.
The inspiratory anesthetic
gas concentration has
exceeded 3 xMAC for more
than 30 seconds. The expira-
tory anesthetic gas concen-
tration has exceeded 2.5
xMAC for more than 30 sec-
onds.
The inspiratory anesthetic
gas concentration has
exceeded 5 xMAC.
The inspiratory anesthetic
gas concentration has
exceeded 3 xMAC for more
than 180 seconds.
A ventilation slot at the rear of
the device is blocked.
Ambient temperature is too
high.
A fan is faulty.
Excessive ventilation set-
tings are applied (e.g., high
respiratory rate, high inspira-
tory pressure, short slopes).
Troubleshooting
Remedy
Check ventilation settings.
Check patient compliance.
Check if the patient is breath-
ing spontaneously.
Check the breathing circuit for
tight connections and leak-
ages.
Check ventilation settings.
Check patient compliance.
Check if the patient is breath-
ing spontaneously.
Check the breathing circuit for
tight connections and leak-
ages.
Check alarm limit.
Change the ventilation mode
or increase the tidal volume.
Check vaporizer and fresh-
gas settings.
Check vaporizer and fresh-
gas settings.
Check vaporizer and fresh-
gas settings.
Check the ventilation slots.
Ensure air flow at the rear of
the device.
Check ambient conditions.
Call DrägerService.
Check ventilation settings.
203