15
10. TROUBLESHOOTING
Frequent Problems List
This centrifuge is designed with self-diagnosing function. When something is wrong and it is not available to operate, the
alarm code will be displayed on the screen, and the operator can know the malfunction caused by the alarm code.
SYMPTOM
CAUSES
SOLUTIONS
NOTHING APPEARS ON THE SCREEN
WHEN THE POWER IS TURNED ON.
·Building power circuit breaker trips.
·the fuse was blown out.
-Replace the fuse.
ABNORMAL VIBRATION
·Rotor do not match with spindle
·Samples are imbalance
·Rotor lid loose
·Install the rotor again
·Weighting scales, install
symmetrically
·Tighten the rotor lid firmly
AL
AR
M
C
O
DE
AP
P
E
AR
E
D
ON
T
H
E
T
IM
E
D
IS
P
LA
Y
SC
R
EEN
E-02
Door fault
·The door opened in running.
·The
button is pressed while
the door opening.
·Close the door immediately.
·Close the door
，
and then start to
operate.
E-06
Set wrong speed
·The setting speed exceeds the
allowable range.
·Modify the speed value.
E-10
～
86
·Read the service manual
·Contact with service centre
Table 10-1 frequent problems and solutions
•
Alarm code E-1
～
9 are related to wrong operating. You can continue running the centrifuge after the cause
removed.
How to open the door
In the case of
power on
•
Turn on the POWER switch, the door lock will release automatically.
•
The door lock will release automatically once the operation finished.
•
While the rotor stops, press
button, door lock can be released to open the door.
WARNING: Do not open the door when the rotor is rotating during maintenance.
WARNING:
•
Never open the door while the centrifuge is running.
•
The door is opened once rotor is still rotating, close the door immediately.
CAUTION: The door can be opened while the power is on and the rotor stops rotating
Summary of Contents for 400.003.050
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