GE Datex-Ohmeda Aisys Carestation Reference Manual page 230

Aisys
Error Log Entry
Action/Troubleshooting
AGENT LEVEL UNDER
RANGE
Check, replace, and retest as needed in the following order:·
• All four magnets on Cassette Interface Board fingers draw down and make contact with Test Cassette
• Troubleshoot/Test cassette(s)
• Cassette Interface Board to Agent Delivery Board cable connections are secure
• Cassette Interface Board
• Agent Delivery Board
AIR PIPE INVALID
Check Air Pipeline Supply.
Check/Replace Air Pipeline Pressure Transducer.
AIR PRESS LOW
Check Air Supply.
Check/Replace Air Pipeline/Cylinder Pressure Transducer.
AIR PRESS LOW
DURING 21% O2
Check Air Supply.
Check/Replace Air Pipeline/Cylinder Pressure Transducer.
AIRWAY SENSOR CAL
ERROR
In the Service Software, "Ventilation Flow and Pressure" (Section 12.9.2), verify the Airway Pressure
counts is 800 ± 250.
Disconnect the Black in-line connector in the Patient Airway. If the counts return within specified range,
check for occlusions in the Bulkhead harness.
If the counts do not return within the specified range, replace the VIB.
ALT O2 SWITCH FAIL
Replace the Alt O
7-48
Alarm Text Condition (Basic info)
Analog agent level (Aladin1
Desflurane) reading was valid
but then went out of range
(low).
contacts
Cannot monitor Air Air Pipeline pressure is
pipeline invalid.
Air supply pressure low Air pipeline pressure is less
than 252 kPa and the air
cylinder has a pressure less
than 2633 kPa for one
second.
Air pressure low. Air pipeline pressure is less
Increase O2%. than 252 kPa and the air
cylinder has a pressure less
than 2633 kPa for one
second.
Calibrate flow sensors Airway Pressure Sensor zero
offset out of range
Alternate O
indicates Alt O
The fault detection condition
must persist for 1 second.
Switch.
2
Priority Source Enabling Criteria
Medium
Medium
High
Low
switch status Medium
2
switch fault.
2
DC
AC, Air is selected as the
DC balance gas with a non
zero flow of air or the
ventilator uses air as
the drive gas and
mechanical ventilation
is ON
AC 21% O2 (Air) is
DC selected for fresh gas
flow
AC, Flow sensor detected
Vent
AC
04/08 M1046983