Aisys
7-48
04/08 M1046983
AGENT LEVEL UNDER
RANGE
Analog agent level (Aladin1
Desflurane) reading was valid
but then went out of range
(low).
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
contacts
• Troubleshoot/Test cassette(s)
• Cassette Interface Board to Agent Delivery Board cable connections are secure
• Cassette Interface Board
• Agent Delivery Board
AIR PIPE INVALID
Cannot monitor Air
pipeline
Air Pipeline pressure is
invalid.
Medium
DC
Check Air Pipeline Supply.
Check/Replace Air Pipeline Pressure Transducer.
AIR PRESS LOW
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.
Medium
AC,
DC
Air is selected as the
balance gas with a non
zero flow of air or the
ventilator uses air as
the drive gas and
mechanical ventilation
is ON
Check Air Supply.
Check/Replace Air Pipeline/Cylinder Pressure Transducer.
AIR PRESS LOW
DURING 21% O2
Air pressure low.
Increase O2%.
Air pipeline pressure is less
than 252 kPa and the air
cylinder has a pressure less
than 2633 kPa for one
second.
High
AC
DC
21% O2 (Air) is
selected for fresh gas
flow
Check Air Supply.
Check/Replace Air Pipeline/Cylinder Pressure Transducer.
AIRWAY SENSOR CAL
ERROR
Calibrate flow sensors
Airway Pressure Sensor zero
offset out of range
Low
AC,
Vent
Flow sensor detected
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
Alternate O
2
switch status
indicates Alt O
2
switch fault.
The fault detection condition
must persist for 1 second.
Medium
AC
Replace the Alt O
2
Switch.
Error Log Entry
Alarm Text
Condition (Basic info)
Priority Source Enabling Criteria
Action/Troubleshooting
Summary of Contents for Datex-Ohmeda Aisys Carestation
Page 1: ...Aisys Anesthesia Machine Technical Reference Manual ...
Page 16: ...Notes xiv 04 08 M1046983 ...
Page 32: ...Notes 1 16 04 08 M1046983 ...
Page 158: ...Notes 5 20 04 08 M1046983 ...
Page 288: ...Notes 7 106 04 08 M1046983 ...
Page 325: ...9 Repair Procedures M1046983 04 08 9 29 The rear inverter A B C ...
Page 356: ...Notes 9 60 04 08 M1046983 ...
Page 401: ...10 Illustrated Parts M1046983 04 08 10 45 14 1 2 3 6 5 4 5 8 7 15 16 18 17 10 9 11 12 13 or ...
Page 452: ...Notes 10 96 04 08 M1046983 ...
Page 466: ...11 14 04 08 M1046983 Notes ...
Page 470: ...Aisys 12 4 04 08 M1046983 12 3 System Schematics 12 3 1 Power Schematic ...
Page 478: ...Aisys 12 12 04 08 M1046983 12 6 3 Tools Transfer Logs ...
Page 497: ......