10-16 624074/07
10 Responding to alarms
CO
2
sensor
calibration
failed
Operator Message. The CO
2
sen-
sor calibration did not complete
successfully.
Ensure there is no source of
CO
2
near the airway
adapter. Inspect the
adapter and clean if neces-
sary. Recalibrate.
Install new airway adapter.
Install new CO
2
sensor.
CO
2
sensor
calibration
in progress
Operator Message. The CO
2
sen-
sor is being calibrated.
Wait.
CO
2
sensor
current
unstable
Operator Message. The CO
2
sen-
sor measurement is fluctuating.
This is normal during startup.
If message is displayed dur-
ing start up, no action is
needed. If message is dis-
played during operation,
recalibrate sensor.
CO
2
sensor
discon-
nected
Low priority.
The CO
2
module is not inserted
or the CO
2
sensor is not con-
nected to the module and CO
2
monitoring is enabled.
Ensure a CO
2
sensor is
installed.
Inspect CO
2
sensor connec-
tions (CO
2
sensor cable to
module, CO
2
module to
ventilator).
Have the ventilator ser-
viced.
CO
2
sensor
faulty
Low priority.
CO
2
sensor signal indicates
a hardware error; or a third-party
sensor is installed.
Disconnect the sensor from
the CO
2
module. Wait 10
seconds, and reconnect.
Then recalibrate the sensor.
Install a new CO
2
sensor, if
error persists. Ensure the
sensor is a genuine HAMIL-
TON MEDICAL sensor.
Table 10-2. Alarms and other messages
Alarm Definition Complete these actions
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