Gambro Cobe Spectra, Essentials Manual

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Alarm Tests
7-4 COBE
®
Spectra™ Apheresis System • Essentials Guide
Return Pressure Sensor Alarm Test
The following screen appears:
This test checks the operation of the return pressure sensor and detection
circuit.
When the sensor and detection circuit detect that the high limit of the
return pressure is reached, an alarm occurs. The following screen
appears:
Secondary Return Air Alarm Test
When the secondary return air detection circuit detects air in the return
air chamber, an alarm occurs. The following screen appears:
1
Ensure the return valve is closed. When the valve is closed, the blue
dot on top of the valve is not visible.
2
Press CONTINUE .
Leak Detector Alarm Test and Centrifuge Door and Cover
Safety System Test
The following screen appears:
1
Press UNLOCK COVER .
2
Slide back the centrifuge cover and lower the centrifuge door.
3
Wipe the leak detector with a damp cloth or touch it lightly with
your fingertips.
The leak detector circuit detects the presence of moisture and an
alarm occurs. The following screen appears:
4
Wipe the leak detector with a dry cloth.
5
Close the centrifuge door and cover.
The system checks the sensor that monitors the centrifuge cover and
door. If you forget to close the centrifuge door and cover, the
following reminder appears:
6
Press CONTINUE .
Testing Return Pressure High alarm.
RRETURN PRESSURE HIGH!
Testing secondary Return Air alarm.
AIR IN RETURN CHAMBER!
Verify return valve closed.
CONTINUE*
Wipe fluid leak detector on back wall of
centrifuge basin with damp cloth.
FLUID LEAK IN CENTRIFUGE! Check channel.
Dry fluid from sensor.
CONTINUE
Close centrifuge cover.