Labconco CentriVap DNA Systems, User Manual

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Chapter 7: Troubleshooting
Product Service 1-800-522-7658
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Other corrective actions for potential problems are as follows:
PROBLEM CAUSE CORRECTIVE ACTION
MOTOR ERROR Defective motor Replace motor.
Hall effect sensor failure Replace sensor.
Wire failure Replace wire.
Unit will not operate Unit not connected to
electrical power Connect unit to proper electrical
receptacle.
Circuit breaker blown Correct electrical problem and reset circuit
breaker by pressing button.
Lid open Close lid.
Excessive vibration Sample tubes not located
symmetrically in rotor Reposition sample tubes.
Sample odor in lab Vent hose exhausting
into lab area Redirect hose to fume hood.
Evaporation rate is
reduced Heater inoperable Contact Labconco.
Vacuum pump failure Check pump.
Obstruction in hose Remove obstruction or replace hose.
Lack of adequate
vacuum See below.
No vacuum/poor vacuum Pump not on Turn on pump.
Liquid in glass trap Empty trap
Control valve open Check control valve.
Leaks in lines or
connectors or gasket Locate and repair.
Foreign material on lid
gasket Clean gasket and lid.
Unit starts and shuts off Latch optical sensor
improperly calibrated Unplug power cord. Wait 10 seconds. Plug
in power cord