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Refer to the following table if your XPert Balance Enclosure System or Protector
XVS Ventilation Station fails to operate properly. If the suggested corrective
actions do not solve your problem, contact Labconco for additional assistance.
PROBLEM
CAUSE
CORRECTIVE ACTION
Contaminants
outside of enclosure
Improper user techniques
for the enclosure.
See “Certifying the Hood” Chapter 3 and “Safety
Precautions” Chapter 4 sections in the manual. (Ref.
Appendix D)
Restriction of the baffle air
slots or blockage of the
exhaust outlet.
Remove obstruction to ensure that all air slots and the
exhaust outlet are unobstructed.
External factors are
disrupting the enclosure
airflow patterns or acting as
a source of contamination.
See “Location Requirements” Chapter 2, “Certifying the
Enclosure” Chapter 3, and “Safety Precautions” Chapter 4
sections of this manual. (Ref. Appendix D)
Enclosure has improper face
velocity.
Have enclosure certified and check exhaust system. Check
FilterMate filters for loading. Adjust FilterMate speed
control. Enclosure should have average face velocity of 60-
100 fpm.
Airflow monitor
malfunction.
No power.
No lights.
No display.
Power supply is not plugged into proper voltage; plug in
power supply. Verify that airflow monitor interface cables
are connected. Check fuses on FilterMate or accessory light.
No audible alarm.
Alarm has been temporarily silenced using “test/reset” or
“enter” buttons.
Wrong alarm set point.
Airflow monitor was not properly adjusted. Repeat
calibration steps outlined in the airflow monitor manual.
Constant audible alarm.
Check airflow and calibration of airflow monitor.
Continuous alarm.
Check the face velocity of the enclosure as the airflow of the
system may have changed. If face velocity is correct,
calibrate the airflow monitor outlined in the Users Manual.
Monitor alarms; air way to
airflow monitor sensor is
blocked by insects, dust or
debris.
Lightly clean the airway with clean air. Be careful not to
touch sensitive electrical components.
Audible disable will not stay
ON
An alarm condition must be continuously present before the
audible alarm can be silenced. If flow conditions fluctuate
near the alarm set point, the airflow monitor will
automatically reset itself. Action should be taken to bring
the enclosure airflow into proper operating parameters or
adjust the alarm set point lower.
