Instructions for use – Infinity Acute Care System – Monitoring Applications VG6.n 559
Troubleshooting
Medium etCO
2 > # Expiratory CO2 has exceeded
the limit for more than 15 sec-
onds.
Check ventilation.
Medium etO2 < # Expiratory O
2 concentration
has fallen below the lower
alarm limit for more than 15
seconds.
– Check O2
concentration and
fresh-gas settings
– Check breathing
system for large
leaks.
– Check O
2 supply.
Medium etO2 > # Expiratory O2 concentration
has exceeded the upper alarm
limit for more than 15
seconds.
Check O2 concentration
and fresh-gas settings.
High FiO2 < # Inspiratory O2 concentration
has fallen below the lower
alarm limit for:
– At least 15 seconds (with
respiratory phases)
– At least 30 seconds
(without respiratory
phases)
– Check O2
concentration and
fresh-gas settings
– Check breathing
system for large
leaks.
– Check O
2 supply.
Medium FiO
2 > # Inspiratory O2 concentration
has exceeded the upper alarm
limit for more than 15
seconds.
Check O2 concentration
and fresh-gas settings.
Medium Gas sensor failure The patient-gas measurement
has failed due to:
– Sample line occlusion.
– Electrical disturbance.
– Internal failure.
– Check sample line.
– Remove radiating
devices (e.g.,
telephone).
– Use alternative gas
measurement
system.
– Call DrägerService
®
.
Alarm Priority Alarm Cause Remedy
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