Hettich MIKRO 220 Operating Instructions Manual page 38

Troubleshooting
Fault description
IMBALANCE 3*
CONTROL - ERROR 4, 6
CONTROL - ERROR 8
N > MAX 5
N < MIN 13
MAINS INTERRUPT 11*
ROTORCODE 10.1, 10.2
CONTROL-ERROR 21, 22,
25, 27, 29
CONTROL-ERROR 23
SER I/O-ERROR 30, 31, 33,
36
°C * -ERROR 51-53, 55
FU/CCI-ERROR 60-64, 67,
68, 82-86
SYNC-ERROR 90
SENSOR-ERROR 91-93
KEYBOARD-ERROR
NO ROTOR
N > ROTOR MAX
N > ROTOR MAX
36 / 40
Cause
The rotor is unevenly loaded.
Lid lock error.
Lid lock error
Overspeed.
Underspeed.
Loss of mains power during
the centrifugation run. The
centrifugation run was not
completed.
Rotor coding error.
Error/defect in electronics.
Error/defect in control panel.
Error/defect in electronics.
Error/defect in electronics.
Error/defect in electronics/
motor.
Error/defect in electronics.
Error/defect in imbalance
sensor.
Error/defect in control panel.
No rotor installed.
Speed in the selected program
greater than the maximum
rotor speed.
The rotor has been changed.
The built-in rotor has a higher
maximum speed than the pre-
viously used rotor, and it has
not yet been detected by the
rotor detection function.
Rev.: 04 / 11.2023
Remedy
■
Open the lid.
■
Check the loading of the rotor.
■
Repeat the centrifugation run.
■
Perform a MAINS RESET.
■
Open the lid.
■
Set the mains switch to
■
Wait at least 10 seconds.
■
Turn the rotor vigorously by hand.
■
Set the mains switch to
must rotate while switching on.
■
Perform a MAINS RESET.
■
Perform a MAINS RESET.
■
Open the lid.
■
[START/IMPULS] button.
Press the
■
If required: Repeat the centrifugation
run.
■
Open the lid.
■
Perform a MAINS RESET.
■
Perform a MAINS RESET.
■
Perform a MAINS RESET.
■
Perform a MAINS RESET.
■
Perform a MAINS RESET.
■
Perform a MAINS RESET.
■
Perform a MAINS RESET.
■
Perform a MAINS RESET.
■
Open the lid and install the rotor.
■
Check and correct the speed.
■
Set a speed up to the maximum
speed of the previously used rotor.
Press the [START/IMPULS] button to
perform rotor detection.
[0] .
[I] . The rotor
AB2200en_SA