Product Manual

4 OPERATION
Invacare
®
APM
™
Model CG9900 Mattress 20 Part No 1171739
4.6 Failure Modes
Power Fail LED
In the event of power outage, 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, or low pressure is detected, 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.
1. The mattress will hold air during transportation or power failure as long as the mattress is connected to the control unit.
4.7 Powering Up the System
1. Turn on the power to the system by pressing the Power button on the control unit.
4.8 Placing the Patient on the Mattress
1. Press the Mode button to select Max Firm Mode.
2. After the mattress is fully inflated, place the patient on the mattress.
3. Ensure that the patient’s feet are towards the foot end of the mattress (the end with the hose).

During a power outage, the mattress retains the air as long as the mattress is connected to the control unit.

For this procedure, refer to FIGURE4 on page 17.

Once the button is released, a green LED illuminates when the unit is on.

In this mode, the Max Firm LED lights up.