48
e500 User Manual
(15PL1011 - Rev.7 6_6_2017) English version
Chapter 10 Trouble shooting
Warning
Please contact manufacturer if a problem cannot be rectified. For the safety of
the patient and the Health care providers DO NOT continue using the
ventilator.
Message/fault cause
Remedy
Leaking mask, ETT,
disconnected patient
circuit
Make sure mask fits / all patient circuit
parts are properly connected./change
patient circuit
Low Airway Pressure
Replace hose, check tube position,
check ventilation settings and correct
High Airway Pressure
Check patient, ventilation circuit,
check tube position, adjust Pmax
alarm value
Apnea, spontaneous
breathing failed or
disconnection, faulty
sensor
Switch to Assist Control ventilation,
ensure connections tight, Replace
patient circuit
No Oxygen
≤
20 PSI
Change Oxygen cylinder
Low Oxygen(40-21
PSI)
Change Oxygen cylinder
Leakage, measured
expiratory volume is
40% lower than set.
Check leakage in breathing system.
Invalid setting
Resolve parameters conflict by
resetting out of range parameters
Battery
discharges
quickly
No proper
charging/Faulty
battery
Charge Battery as per
instructions/Replace battery
e500 cannot
be switched on
Battery empty/no
power supply
connected/defective
Change Battery/connect power
supply/ send to O-Two for repair or
service