Access Pressure Sensor Not Zero - Gambro Cobe Spectra Essentials Manual

General Alarms and Troubleshooting

ACCESS PRESSURE SENSOR NOT ZERO!

ACCESS PRESSURE SENSOR NOT ZERO!
Unload sensor.
Alarm LED is red. Pumps stop. Return line valve closes.
Probable Cause
Fluid or pressure in access pressure sensor before pumps
are loaded
Access pressure sensor malfunction
12-16
CONTINUE
Ensure the disposable tubing set is dry and that the access pressure sensor is correctly loaded. Press
CONTINUE.
If the test fails, see "Repositioning the Access Pressure Sensor Diaphragm" on page 11-9.
Note the alarm message. Discontinue the procedure. Notify a qualified service technician of the alarm
message.
To retry the access pressure sensor test, press CONTINUE.
This alarm occurs only during pump loading when the access pressure
sensor detects too little or too great a pressure.
.
Action
®
COBE Spectra™ Apheresis System • Essentials Guide