Air In Return Chamber - Gambro Cobe Spectra Essentials Manual

General Alarms and Troubleshooting

AIR IN RETURN CHAMBER!

AIR IN RETURN CHAMBER! Hold 2 key
until air is removed.
Alarm LED is red. Pumps stop. Return line valve closes.
Probable Cause
Air or foam in the return air chamber
TPE and RBCX procedures only: Empty
replacement fluid container
Sensor not detecting fluid in return air
chamber
Air detector malfunction
12-18
CONTINUE
Press and hold 2 until fluid level rises above the return air detector and the alarm is cleared.
If you hold 2 for more than 30 seconds, the system stops air removal. To continue to remove air, release the key and press
2 again.
Replace the empty replacement fluid container. Press and hold 2 until fluid rises above the return air detector and the alarm
is cleared.
Reposition the return air detector chamber. Ensure it has good contact with the sensor and that the filter is below the
sensor.
Note the alarm message. Press CONTINUE.
If the alarm recurs, discontinue the procedure. See "Manual Rinseback Procedure" on page 11-8. Notify a qualified service
technician of the alarm message.
.
Action
®
COBE Spectra™ Apheresis System • Essentials Guide