Access Pressure Sensor Did Not Reach Alarm Limit - Gambro Cobe Spectra Essentials Manual

ACCESS PRESSURE SENSOR DID NOT REACH ALARM LIMIT!

ACCESS PRESSURE SENSOR DID NOT REACH
ALARM LIMIT! Check loading.
Alarm LED is red. Pumps stop.
Probable Cause
Access line or access saline line not clamped
Access pressure sensor not placed in the sensor housing
Leak in the disposable tubing set
Leak at the access pressure sensor pod seal
Access pressure sensor, pump, or valve malfunction
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COBE Spectra™ Apheresis System • Essentials Guide
CONTINUE
Clamp the access line and access saline lines. Press CONTINUE.
If there is fluid in the inlet line, see "Repositioning the Access Pressure Sensor Diaphragm" on page 11-9.
Press CONTINUE.
Check the disposable tubing set for leaks. If the set does not leak, press CONTINUE. If the set leaks, replace it
with a new set and prime the set.
If the alarm recurs, replace the disposable tubing set.
Check the access pressure sensor pod seal for wear or damage. Replace if necessary. For instructions, see
"Changing pressure pod seals" on page 10-4.
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 Prime mode when the inlet pump is
unable to develop enough negative pressure to reach the access pressure
sensor alarm limit (–250 mm Hg).
Action
Note: See "Repositioning the Access Pressure Sensor Diaphragm" on page 11-9 for instructions
on repositioning the diaphragm and reloading the access pressure sensor.
General Alarms and Troubleshooting
12-15