12 | Failure Analysis and Troubleshooting
Digital Drybath
Failure Analysis and Troubleshooting
This chaper introduces possible failures of this instrument,
explanation and troubleshooting.
CAUTION:
The user is not allowed to open the
housing of the instrument for inspection during the
warranty period. If any failures that require opening
the housing for inspection occur, the supplier or
manufacturer should be contacted timely.
Table 4. 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 out
Replace fuse
Damage of the switch
Replace the switch.
Others
Contact Fisher Scientific.
2
Temperature display window
shows "001" and the buzzer
alarm in a di...di...sound
Short circuit of sensor
Check if the connecting line
of sensor is damaged, and
replace it.
3
Temperature display window
shows "002" and the buzzer
alarm in a di...di...sound
Open circuit of sensor
Check if the connecting line
of sensor is damaged, and
replace it.
4
Temperature display does not
conform to actual temperature
Sensor is damaged or in poor
contact
Contact Fisher Scientific.
