Troubleshooting - Labnet C0226R User Manual

11 Troubleshooting

Majority of faults could be removed by restart the centrifuge. After switching the centrifuge ON, there
shall be displayed parameters of the recently implemented program and sound signals comprising four
successive tones shall be generated. In case of short-duration power failure the centrifuge terminates
the cycle and displays PROGRAM ERROR code.
problem
Centrifuge does not start
Motor error is displayed
Centrifuge does not start
(indications are proof for
cycle in progress and motor
does not start)
Centrifuge does not
accelerate
(unbalance error)
(rotor error)
It is not possible to open
the cover
Mains failure during run
Temperature sensor error
Error of the exceeding the
temperature (50°C) in the
chamber
question
Is supply cable plugged into mains?
Is master switch ON?
Is symbol displayed?
Is symbol displayed?
Is symbol blinking?
Unequal rotor load.
Inclined centrifuge.
Faulty drive (mechanical damage).
Was centrifuge displaced during
operation.
After stopping error rotor message is
displayed
Centrifuge does not recognize the rotor
and does not stop.
symbol on the display is blinking,
after pressing COVER key single tone is
audible
The sensor is connected correctly, and
the error is still applying.
The message will be displayed on the
display about the decay of tension.
The overheating message will be
displayed.
The overheating message will be
displayed.
Plugs supply cable correctly.
Switch ON power supply.
Call service.
Wait till rotor stops and the
Close cover. symbol must switch off.
Centrifugation cycle in progress, press STOP key or wait till
cycle ends.
Centrifuge load shall be balanced.
Centrifuge shall be levelled.
Call service.
Switch ON the centrifuge again after opening and closing the
cover.
Check if rotor number in started program is consistent with
the number of the rotor installed in the centrifuge.
Check rotor status (if there are coding magnets inserted)
Switch the centrifuge OFF, then ON and check correctness of
loaded program
Rotor is still rotating. Wait for stopping of the rotor and
displaying of the symbol.
Call service.
Wait for stopping of the rotor, clear the error by pressing the
SET key.
Switch the centrifuge OFF, then ON.
Call service.
Call service.
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57
remedy
symbol goes off.