Troubleshooting
558 Instructions for use – Infinity Acute Care System – Monitoring Applications VG6.n
Low CO2 reduced
accuracy
Accuracy of the CO2 sensor
cannot currently be
guaranteed.
– Ensure clean ambi-
ent air
– Check water trap and
sample line.
– Change the water
trap or sample line if
necessary.
– Wait for automatic ze-
roing
– Power cycle the gas
analyzer.
– Call DrägerService
®
.
Low %0 sensor failure The CO
2 sensor in patient gas
measurement module has
failed due to:
– Sample line occlusion.
– Electrical disturbance.
– Internal failure.
– Check sample line.
– Remove radiating
devices (e.g.,
telephone).
– Use alternative CO
2
measurement
system.
– Call DrägerService
®
.
Medium %0 out of range high CO
2 concentration has
exceeded the Scio upper limit
of the measurement range.
Check vaporizer, fresh-
gas settings and ventila-
tion.
Low etAgent < #
Note
This alarm only occurs
for the primary agent.
– Expiratory anesthetic gas
concentration has fallen
below the lower alarm limit
for more than 15 seconds.
– Soda lime is dried out.
– Check vaporizer and
fresh-gas settings.
– Check breathing
system for large
leaks.
– Exchange soda lime.
Medium etAgent > #
Note
This alarm only occurs
for the primary agent.
Expiratory anesthetic gas
concentration has exceeded
the upper alarm limit for more
than 15 seconds.
Check vaporizer and
fresh-gas settings
Medium etCO
2 < # Expiratory CO2 has fallen be-
low the limit for more than 15
seconds.
Check ventilation.
Alarm Priority Alarm Cause Remedy
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