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3.6.6 Alarms
When an alarming condition occurs on the humidifier, the
alarm is displayed in the following locations: both on the
humidifier and in the ventilator alarm area.
• On the humidifier display
• Ventilator alarm area
•
System -> Humidifier
window on the ventilator
To silence the alarm, press the Alarm Silence key on the humid-
ifier or on the ventilator.
Table 3-3 lists the humidifier-related alarms.
Table 3-3. Humidifier-related alarms
Alarm Do this ...
High water level in the
humidifier chamber
Possible causes: The autofeed mechanism is defective,
the pressure in the water reservoir is too high or
humidifier is mounted at an excessive angle.
• Empty humidifier to reduce water level.
• Replace the humidifier chamber.
• Check the mounting of the humidifier to avoid
excessive angles.
Low water level in the
humidifier chamber
Possible causes: Empty water reservoir, water level
below minimum, tilted humidifier, defective autofeed
mechanism or no chamber inserted.
• Insert humidifier chamber and check water reser-
voir.
• Refill empty humidifier chamber.
• If the water reservoir is empty, connect a new
water reservoir.
• Check the mounting of the humidifier to avoid
excessive angles.
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