English - Spallation Neutron Source
English - Spallation Neutron Source
English - Spallation Neutron Source
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If An Exhaust Error Activates<br />
The most common causes of an Exhaust Error are:<br />
• Exhaust blower is turned off or has lost power.<br />
• Excessive loading of the Exhaust HEPA filter.<br />
• Leakage in the exhaust system.<br />
• Sudden change in room pressure.<br />
Chapter 5: Using The Cabinet<br />
When an Exhaust Error is activated, the Logic can be reset by pressing the<br />
“Blower” button. The unit will restart and run for 15 seconds, and then will<br />
recheck the airflow. If the airflow is still insufficient, the unit will again<br />
show and Exhaust Error alarm.<br />
NOTE: If the Exhaust Error sounds during use, take appropriate action to<br />
prevent contamination of you and others in the area.<br />
NOTE: If the cabinet keeps reporting Exhaust Error, do not use the cabinet<br />
until the problem has been corrected.<br />
If An Airflow Alert Activates<br />
The most common cause of an Airflow Alert is:<br />
• Blockage of the prefilter.<br />
Resetting the Airflow Alert System<br />
The Airflow Alert automatically resets to normal operation once the motor<br />
speed has stabilized.<br />
Working In the Biosafety Cabinet<br />
Planning<br />
• Thoroughly understand procedures and equipment required before<br />
beginning work.<br />
• Arrange for minimal disruptions, such as room traffic or entry into the<br />
room while the cabinet is in use.<br />
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