Table of Contents
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Troubleshooting Table
The following table may help you to identify and correct the potential problem you might
encounter.
SYMPTOM
The rotor does not
rotate.
The rotor stops while it is
spinning.
Excessive vibration and
noise occur.
Return for Repair
If any problem persists, please contact your local Gilson Service Center.
Forced opening of the instrument invalidates any warranty claim. Enclose with the
returned instrument a description of the issue that has occurred and specify how the
instrument was used (duration, microtubes used, load of the rotor, etc.)
CAUTION
10
TROUBLESHOOTING
TROUBLEShOOTING
POSSIBLE CAUSES
The instrument is not correctly
plugged.
The batteries are close to
dying.
Foreign substances are
deposited on the axis of the
rotor.
Coating on the surface of the
motor commutator caused by
prolonged storage.
Motor's overcurrent is
detected, and the overcurrent
protection circuit is activated.
Motor's overcurrent is
detected by unbalanced load,
and the overcurrent protection
circuit is activated.
The load is unbalanced.
Foreign substances adhere to
the rotor or the inside of the
chamber.
Returned instruments can only be checked and repaired if they have been carefully
cleaned and decontaminated by the customer.
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CENTRY™ 103 MINICENTRIFUGE
Chapter 6
ACTION
Verify and plug in the
instrument properly.
Replace the batteries or
use the AC adapter.
Remove the foreign
substances.
Turn the rotor by
hand slowly five or six
revolutions.
Turn off the power switch
and wait at least one
minute.
Balance the load
Turn off the power switch
and wait at least one
minute.
Balance the load.
Remove the foreign
substances.
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