OPRHT70 A0310
6-8
6
Ventilator Alarms
Backup Battery Low Alarm
This alarm indicates that there is a minimum of 15 minutes left on the
Backup battery. Connect the ventilator to an alternate power source
immediately. This alarm can be silenced, but a reminder alarm will
sound every minute until a fully charged Power Pac battery pack is
inserted and/or an external power source is connected.
Backup Battery Shutdown Imminent Alarm
This alarm indicates that the Backup Battery is empty and about to
shut down. It can not be silenced until the ventilator is powered Off or
a fully charged Power Pac battery pack is inserted and/or an external
power source is connected.
WARNING Immediately secure an external power source or insert
a fully charged Power Pac battery pack when the Backup Battery
Shutdown Imminent alarm is violated.
NOTE: It is highly recommended to carry an extra, fully charged
Power Pac during transport or outdoor applications.
Backup Battery Failure Alarm
This alarm indicates that the Backup Battery is faulty and will not
safely operate the HT70. Do not use the HT70 on battery power until
it has been serviced.
Backup Battery Low Charge Alarm
This alarm indicates that the Backup Battery has insufficient charge
to maintain ventilation if the Power Pac battery runs low or is
removed. Attach to external power to charge both batteries. If the
Backup Battery does not charge within 3 hours, do not use HT70 on
battery power until it has been serviced.
Power Pac Battery Pack Temperature Alarm
This indicates that the Power Pac battery pack temperature has
exceeded specifications for the battery. Replace the Power Pac
battery pack with a fully charged one. Contact Newport Service
department for repair or replacement of the battery.
Backup Battery Temperature Alarm
This alarm message indicates that the Backup Battery temperature
has exceeded specifications for the battery. Use an alternate means
of ventilation and have the ventilator serviced.
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