7 what to do if, What to do if, Chapter 7 w – YSI CR 3200 Thermoreactor User Manual
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CR 3200
What to do if...
31
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08/2012
7
What to do if...
There is nothing on the
display
Bars are displayed
instead of the
temperature (-°C)
Temperature deviation
during the temperature
test program
Cuvette emptied /
thermoblock
contaminated
Cause
Remedy
– The power supply is
interrupted
– Check mains cable and
connections
– Exchange the fuses
– Repair by service department
Cause
Remedy
– With an active
temperature test program:
the signal of the external
temperature probe was
not recognized
– Connect the temperature
probe
– Repair by service department
– In the program selection
mode: internal
temperature probe
defective
– Repair by service department
Cause
Remedy
– Bad thermal contact
between the external
temperature probe and the
thermoblock
– Use original accessories only
– Close the protection cover
during the temperature test
– Contact the service
department
Cause
Remedy
– e. g. leaking cuvette