Preparations
20
5.4. Filling / Draining
Notice: Filling
Check the filling level of the bath fluid from time to time. Pump and
heater must always be fully covered with the bath fluid!
The instrument is not suited for unsupervised continuous operation.
Filling
• Take care that no liquid enters the interior of the
circulator..
• Recommended maximum filling level with water as bath
liquid: 20 mm below the tank rim
L After filling, immerse the samples in the bath or place
the lid on the bath, in case the opening is not to be
used..
1211
Draining
:
• Turn off the circulator and cooling machine.
• Hold the venting grid, pull out and remove.
• Slide a short piece of tube onto the drain
port (11) and hold it into a pail. (only F25,
F26, F34)
• Unscrew the drain tap (12) and empty the
unit completely.
• Tighten the drain tap.
Notice: Draining
Do not drain the bath fluid while it is hot!
Recommendation: Temperature range 5 °C to 40 °C
Check the temperature of the bath fluid prior to draining (by switching the
unit on for a short moment, for example).
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