Page 166 (Model J)
14. Symptom: No Gas alarm. Alarm Message: No Gas.
Possible Cause
Air and Oxygen supplies not connected to ventilator.
Air and Oxygen supply Failed.
Air and Oxygen supplies below 4bar.
Remedy
Connect Air and Oxygen supplies to ventilator.
Restore Air and Oxygen supplies.
Increase input pressure to 4bar.
15. Symptom: No Air or O
2
alarm. Alarm Message: No Air / No Oxygen.
Possible Cause
Gas supplies connected but Air and Oxygen supplies below 4bar.
Remedy
Increase input pressure to 4bar.
Calibration of input pressure regulators required.
16. Symptom: Battery fault alarm. Alarm Message: Battery Fault.
Possible Cause
Batteries have no charge.
Batteries not connected.
Ventilator was turned off and on again in very short period of time.
The internal battery has failed or the power supply has developed a fault.
Remedy
Charge batteries.
Turn the ventilator off, wait minimum of 5 seconds before turning on again.
Check in-line fuse (10A) (See “Extended storage” on page 71.).
Check connections on batteries.
Replace batteries.
Replace power supply.
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