User's Manual

EN
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button o to display the last highest priority alarm. Press the mute button on again to
reset the eight-hour timer.
9.1. Alarms
When the concentrator sounds an alarm, a corresponding message will be displayed on
the screen. Take appropriate action as directed in the charts below.
9.1.1. Critical High Priority Alarms
IMPORTANT: These alarms will disable the device immediately.
Alarm message Description Action
Battery needs charging. Recharge the battery pack by
plugging in to the power supply.
Ensure all connections are made
securely.
Battery is not an approved
battery.
Replace battery with an approved
battery.
Service required. Contact your distributor.
*Value: 01-20
9.1.2. High Priority Alarms
IMPORTANT: These alarms will allow the device to continue operating.
Alarm message Description Action
Device is unable to maintain oxy-
gen purity.
Be sure air inlet/outlet has not
been blocked. If alarm persists,
contact your distributor.
Estimated battery life less than 17
minutes.
Charge the battery pack by plug-
ging in to power supply.
Important: The message will
be automatically cleared when
plugged in to power supply.
Service required. Contact your distributor.
*Value: 21-50