Troubleshooting Overview
User Manual 3-5
DMR V4C 3.3 (User Manual) V-4 06-May-2022
FiO
2
Knob unresponsive Loose connection.
Internal technical fault.
Inspect the V4C-O2E Oxygen Mixer for
signs of damage. Discontinue use if any
damage is identified and contact your
customer service representative for assis-
tance.
Ensure the appropriate electrical con-
necting cable is connected to the
Oxygen Mixer and the compatible venti-
lator.
Ensure the gas connection tube and
oxygen input is connected and there are
no leaks.
Confirm that oxygen supply is delivering
100% oxygen.
Confirm the oxygen supply is delivering
uninterrupted flow to the Oxygen Mixer
at the appropriate pressure and flow
rate.
Discontinue use of the V4C-O2E Oxygen
Mixer and contact your customer service
representative for assistance.
Table3-1.V4C-O2E Oxygen Mixer troubleshooting
Alarm Message or Symptom Possible Reason for the Event Corrective Action
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