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System Failure N
N = system failure
number which can be
between 1-255.
System Failure
Latching HIGH priority alarm.
Cannot be disabled.
Priority: HIGH
Type: TECHNICAL
Single or multiple sub-
system failures.
Remove patient to an
alternative form of
ventilation. Remove the unit
from service.
Gas Flow Error Start up self test has detected
abnormal pneumatic system
response, or lacking gas supply.
Latching HIGH priority alarm.
Priority: HIGH
Type: TECHNICAL
Self test is repeated and
clears itself upon successful
result.
If ventilating - remove
patient to an alternative
form of ventilation. Remove
the unit from service.
High Pressure Proximal pressure exceeds 15.5
mbar.
Non-latching HIGH priority alarm.
Priority: HIGH
Type: TECHNICAL
Cuts fresh gas flow and
evacuates pressure from
the circuit. 1.5 l/min bypass
flow is delivered, to flush
CO
2
build up. Device will
restart after 5 seconds.
Check Patient, check
patient circuit. Adjust
ventilation parameters.
If alarm repeats after the
above checks remove
patient to an alternative
form of ventilation. Remove
the unit from service.
Apnoea Breath not detected within the user
set apnoea period.
Non-latching HIGH priority alarm.
Is reset by a patient breath.
Priority: HIGH
Type: PATIENT
Triggers a stimulation
breath of 3 mbar above set
CPAP for 0.3 seconds (only
pressure mode).
User has option for
disabling the apnoea
monitoring function (value
shows ‘--’).
Check Patient, check
patient circuit. Adjust
ventilation parameters.
Alarm message Description Action