Specifications

5 Alarms and Troubleshooting
1006-0939-000 5-7
5-7
Control Settings
Input has Failed
Minimum
monitoring
(Medium)
Ventilator malfunction. Ventilate manually.
Monitoring is still available.
Contact a qualified
service
representative.
CPU Failure Minimum
shutdown
(High)
Ventilator malfunction. Ventilate manually.
Monitoring is not reliable.
Contact a qualified
service
representative.
CPU Internal Error Minimum
shutdown
(High)
Ventilator malfunction. Ventilate manually.
Monitoring is not reliable.
Contact a qualified
service
representative.
Display Voltage
Out-Of-Range
Minimum
shutdown
(High)
Ventilator malfunction. Ventilate manually.
Monitoring is not reliable.
Contact a qualified
service
representative.
Exp Flow Sensor
Fail
Low The system cannot read
the calibration data
stored in the sensor.
Operation continues with
default values.
Replace the flow sensor.
- - -
Exp Reverse Flow Medium
(low after
acknowledged)
Flow through the
expiratory sensor during
inspiration (for 6 breaths
in a row).
Look at the check valves.
Water build-up in the flow
sensor tubes?
Is a flow sensor tube cracked
or broken?
Replace the
expiratory check
valve.
Check the condition
of the flow sensor.
Flow Valve (DAC)
Failure
Flow Valve (current)
Failure
Minimum
monitoring
(Medium)
Ventilator malfunction. Ventilate manually.
Monitoring is still available.
Contact a qualified
service
representative.
Gas Inlet Valve
Failure
Minimum
shutdown
(High)
1
Ventilator malfunction. Ventilate manually.
Monitoring is still available.
Contact a qualified
service
representative.
Hardware
Watchdog Failure
Minimum
shutdown
(High)
Ventilator malfunction. Ventilate manually.
Monitoring is not reliable.
Contact a qualified
service
representative.
Message Priority Cause Action/Concerns Repair