Apex DOMUS 4 Instructions D'utilisation page 12

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disconnected to hasten deflation.
4.3 Pressure Set Up
Users can adjust pressure of air mattress to a desired softness by adjusting the comfort keys.
Please consult your physician for a suitable setting.
Patient can lie on the mattress after the pump is running in the alternating mode; this indicates the
pressure is reached to the desired softness.
NOTE - Check to see if the suitable pressure is selected by sliding one hand between the
deflated air cells and the patient to feel's patient's buttock. Users should be able to
feel the minimum contact.
If the pump unit is equipped without alarm buzzer, the Low Pressure indicator will light up until the
low-pressure fault condition is resolved.
4.4 Low Pressure Function
When an abnormal low pressure is occurred, the Low Pressure indicator (yellow LED) will light up.
Check that connections are correctly made and that they are correctly installed as per installation
instructions.
NOTE - If the pressure level is consistently low, check for any leakage (tubes or connecting
hoses). If necessary, replace any damaged tubes or hoses. Or contact local
qualified dealer for repair.
If the pump unit is equipped with alarm buzzer, the alarm will buzz and the Low Pressure indicator
light up when air pressure is below normal. To mute the alarm, simply press the Alarm Mute button
on the panel. However, the low pressure indicator remains until the low-pressure fault condition is
solved.
4.5 Static Mode
Press the THERAPY button to suspend the alternating mode of mattress. By pressing this
button again, the mattress will be back to alternating therapy mode.
4.6 Alarm Mute
When low-pressure situation occurred, both the LED light and buzzer will sound off to warn the
patient. By pressing the button, it will temporary mute the buzzer so the care giver may check for
possible air leaks. Should the situation not resolved within 3 minutes; the alarm will resume to
beep.
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