Error
E-31
E-33
E-36
Symptom
Rotor stops without
deceleration to standstill or
does not start.
Rotor stops with
deceleration to standstill or
does not start.
Rotor stops without
deceleration to standstill.
Instrument cannot be
operated.
Possible causes and corrective measures
Overtemperature in the motor.
1. Turn instrument off and unplug mains power cord.
2. Check and clean the venting slots if necessary and re-
spectively the filter unit of the cooled centrifuge.
3. After approx. 60 minutes you can restart the instrument.
Observe
the
maximum
temperature!
If the error persists, contact a service representative.
Overpressure in the refrigeration system
1. Turn instrument off and unplug mains power cord.
2. Check and clean the venting slots if necessary and re-
spectively the filter unit of the cooled centrifuge
3. After approx. 60 min. you can restart the instrument.
Observe
the
maximum
temperature!
If the error persists, contact a service representative.
Overcurrent or error in current measurement.
Switch the instrument off and on again.
If the error persists, contact service representative.
Troubleshooting
permissible
environmental
permissible
environmental
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