Troubleshooting
68
E-21 Instrument does not start
or brakes to standstill.
No rotor present or rotor identification impossible
A) Check whether a certified rotor is inserted.
B) Following a brief power failure, the rotor could not be identified.
Switch the instrument off and on again using the main switch.
E-22
|
E-23
Rotor stops without brake
to standstill.
Instrument cannot be op-
erated.
Error in speed measurement
Switch the instrument off and on again. If the error persists, contact
KENDRO service
E-24
|
E-27
Instrument cannot be op-
erated.
Wrong status information from lid lock.
Switch the instrument off and on again. If the error persists, contact
KENDRO service.
E-28 Instrument decelerates
after a short starting-up.
Motor runs in wrong rotational direction.
Switch the instrument off and on again. If the error persists, contact
KENDRO service.
Error Symptom Possible causes and corrective measures
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