4.3 The display
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860 KF Thermoprep
Symbol Significance
An error has occurred. The type of the error will be iden-
tified in the status display.
4.3.3 Error messages
Table 2 Error messages
Error message Cause Remedy
Flow rate error
The tubing system
is leaking or the
flow rate is set too
high.
Screw all of the tubing
connections and the screw
connectors of the drying
flasks tightly.
Check the functioning of
the pump.
In cases of external
gas supply, the
pressure is either
too low or too
high.
Adjust the pressure of the
external gas to 0.1…0.3
bar.
The flow sensor is
defective.
Inform a service techni-
cian.
Max. temp.
reached
The oven tempera-
ture is greater than
265 °C. There is
presumably a
defect in the tem-
perature control.
Switch off the instrument
without delay and allow
the oven to cool down.
Inform a service technician
of the problem if the error
appears again after switch-
ing back on.
Adj. data missing
The adjustment
data of the instru-
ment are not cor-
rect.
The instrument must be
readjusted. Inform a serv-
ice technician.
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