TANNER Scientific TN50, Operating Instructions Manual

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Operating Instructions – TN50
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9.5 COMPLETE DEFROST OF THE INSTRUMENT
It is highly recommended to defrost the instrument at least every 6 months. If the
instrument is used regularly in warm tropical climate a more frequent complete defrost
might be necessary. The unit should be defrost for a minimum period of 48 h, better
over the weekend.
Turn hand wheel to its highest position and activate the hand wheel stop.
Remove samples and tools from the cryochamber.
Switch off the instrument. Be sure to open the front window and leave it open until it is
switched back on.
Before restarting, the microtome and the cooling chamber must be completely dry in
order to avoid a decision.
Switch on the instrument.
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Before starting a complete defrost of the instrument, assure that all
samples have been removed from the cryochamber.
Before switching on the instrument ensure that the instrument is
completely dry, otherwise ice built up can damage mechanical parts.
9.6 EMPTYING THE CONDENSATE BOTTLE
The unit is equipped with a condensat bottle for defrosting water. The filling level of the
collecting container is checked with a fill level sensor. As soon as "full container" is
displayed in the display, the collecting container must be emptied in order to avoid
overfilling.
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The contents of the condensate bottle should be disposed according to
laboratory regulations.
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To reduce the risk of contamination and infection, after emptying, is
recommended to fill a disinfectant concentrate into the condensate
bottle..