Hamilton G5 - Page 303

624074/07 10-21
High oxy-
gen
High priority.
Measured Oxygen concentration
> (the operator-set Oxygen +
5%); maximum 105%, display
corrected to 100%. This alarm is
disabled if there is an
O
2
cell
missing
or O
2
cell defec-
tive
alarm, or if oxygen mea-
surement is disabled.
Calibrate the oxygen cell.
Install a new oxygen cell.
Troubleshoot the Air
supply failed
alarm,
if present.
High
PetCO
2
Medium priority.
PetCO
2
> the set alarm limit.
Observe the patient.
Verify and adjust the venti-
lator settings, including
alarms.
High pres-
sure
High priority.
The measured inspiratory pres-
sure > the set alarm limit. The
device immediately stops gas
flow to the patient and relieves
pressure to the PEEP/CPAP level.
If the pressure continues to rise,
the mechanical relief valve opens
at 120 cmH
2
O. The ventilator
enters the ambient state. This
alarm cannot be silenced.
Observe the patient.
Adjust the high Pressure
alarm limit.
Inspect the breathing circuit
and flow sensor tubes for
kinks and occlusions. Pro-
vide alternative ventilation
once the device enters the
ambient state.
High pres-
sure during
sigh
High priority.
Ppeak during a sigh > the high
Pressure limit. The sigh will only
be partly delivered.
Observe the patient.
Inspect the breathing cir-
cuit.
Adjust the high Pressure
alarm limit. Consider dis-
abling the sigh function.
High tidal
volume
Medium priority.
The measured Vt > the set limit
for 2 consecutive breaths.
Reduce the Psupport set-
ting. Adjust the high Vt
alarm limit.
Table 10-2. Alarms and other messages
Alarm Definition Complete these actions