System Troubleshooting Flowcharts - GE Datex-Ohmeda Aisys Carestation Reference Manual

7.7 System Troubleshooting Flowcharts

Legend:
ACB = Anesthesia Control Board
PCB = Power Controller Board
VIB = Ventilator Interface Board
DU = Display Unit
GIV = Gas Inlet Valve
APL = Adjustable Pressure Limit
Yes
Problem Solved
Alarms
Alarms of Type:
Breathing system loose
Circuit Leak
System Leak
Alarms of Type:
Calibrate flow sensors
Calibrate, Dry, or replace -
Flow Sensors
Check flow sensors
Replace insp / exp flow -
sensor
Reverse insp / exp Flow
Tv not achieved
System Leak
Unable to Drive Bellows
Volume sensors disagree
Alarms of Type:
Apnea; Apnea > 120s
No Fresh Gas Flow!
Unable to Drive Bellows
Ventilate Manually
Ventilator has no Drive Gas
Vol vent only. No PEEP or -
PSV
Ppeak Low. Leak?
Alarms of Type:
Inspiration Stopped
Negative airway pressure
PEEP High. Blockage?
Ppeak high
6
Flowchart
M1046983 04/08
Does the System Application
Screen Appear?
Did System go to
Alt O2 or System
Review Active Alarms, Error
Log and Alarm Log.
Diagnosis
Troubleshoot
Achieved?
Error/Alarm Logs
(Section 7.9)
and Users Reference
Manual URM (Part 2)
No
Proceed to "Breathing System
Leak Troubleshooting"
Yes
(Section 7.6)
No
Proceed to "Inaccurate Volume
Ventilation Troubleshooting"
Yes
(Flowchart 8)
No
Proceed to "No Ventilation
Troubleshooting"
Yes
(Flowchart 9)
No
Proceed to "High Intrinsic
PEEP Troubleshooting"
Yes
(Flowchart 10)
Start
Turn on System
No
Yes
Malfunction?
No Yes
Are there Alarms
relating to the
event?
Yes
Yes
Yes
Yes
Yes
7 Troubleshooting
Proceed to "Display
Troubleshooting"
(Flowchart 7)
Proceed to "Alt O2 / System
Malfunction Troubleshooting"
(Flowchart 11)
No
Symptoms
Symptoms of Type:
Bellows Falls
Leak detected
No
Symptoms of Type:
Set T V vs. Measured T V
No
Symptoms of Type:
No Pressure Waveform
No Flow Waveform
No Bellows Movement
No
Symptoms of Type:
Continuously High Peep
during operation
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