Section 7
Failure Analysis and
Troubleshooting
This chapter details possible failures of this instrument and possible causes
with troubleshooting.
Caution
The user is not allowed to open the housing of the instrument for
inspection during the warranty period. If any failures result from opening
the housing for inspection, contact Thermo Fisher Scientific.
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Drybath Incubator 7-1
Thermo Scientific
Failure Analysis and Troubleshooting
No.
Error
Cause
Solution
1
Display window is not turned on after
switching on power supply
Power supply fails to be connected
Check power supply and connect it
Fuse burned
Replace fuse
Damage of the switch
Replace the switch
Others
Contact Thermo Fisher Scientific
2
The LCD shows “Err code: 0x1” and the
buzzer alarms in a di…di…sound
Short circuit of sensor
Check whether the connecting wire of
sensor is damaged, and replace it
3
The LCD shows “Err code: 0x2” and the
buzzer alarms in a di…di…sound
Open circuit of sensor
Check whether the connecting wire of
sensor is damaged, and replace it
4
The LCD shows “Err code: 0x3” and the
buzzer alarms in a di…di…sound
Sensor is damaged or the heat
blocker is damaged
Contact supplier or factory
Use the external sensor without
putting it into the module
Put the external sensor correctly into the
corresponding place of the module
5
Temperature display does not conform to
actual temperature
Sensor is damaged or in poor
contact
Contact supplier or factory
