4 OPERATION
Invacare® MA50 Series
24
Part No 1148136
•
Low Air Loss Mode - In this mode, the mattress goes into on-demand low air loss relief mode.
2.
Press the Mode button to manually disengage Max Inflate or Low Air Loss mode.
Lock Button
1.
Press the Lock button (
) to lock out all control unit functions, including the On button, to prevent any tampering with the settings.
Press the button for approximately 3-5 seconds for the Lock LED to activate.
Alarm Silence Button
1.
Press the Alarm Silence button (
) to silence the alarm that sounds in the event of power failure or when the hose is disconnected from
the control unit.
Power Fail LED
In the event of power outage, an alarm sounds and Power Fail LED flashes AMBER. The control unit has internal memory and retains the previous
settings during the power outage.
Low Pressure LED
In the event that the mattress hose disconnects, an alarm sounds and Low Pressure LED flashes AMBER. Once the low pressure problem is fixed, the
control unit resumes operation in the previously set mode.
This will deactivate the Max Inflate and Low Air Loss LEDs.
The Lock LED illuminates when in this mode.
The Alarm LED illuminates when in this mode.
During a power outage, the mattress retains the air as long as the mattress is connected to the control unit.
