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7
Daily Use of the Instrument
7.6.3 Manual defrosting of the quick freeze shelf
Warning
The quick freeze shelf can become hot during the defrosting process. Therefore, do not touch it!
In case of heavy frost formation on the quick freeze shelf, a defrost can be activated manually
P. 33 – 6.2.4 Manual defrosting of the quick freeze shelf), which can be terminated when required.
Note
To avoid frost formation always put the cover on the quick freeze shelf. Always cover the quick freeze
shelf during breaks and overnight.
7.7
Ending work
7.7.1 Finishing the daily routine
1. Lock the handwheel.
2. Take the knife/blade out of the knife/blade holder and put it back into the knife case/blade
dispenser in the cryochamber.
3. Remove frozen section waste with a cold brush.
4. Empty the section waste tray.
5. Clean the storage shelves and brush shelf.
Note
Only common detergents and alcohol-based disinfectants should be used for cleaning.
All components removed from the cold environment will collect condensation. Therefore, dry them
thoroughly before placing them back into the cryostat.
6. Remove all specimen material from the cryostat.
7. Attach the cover for the freeze shelf.
8. Close the sliding window.
9. Switch off the cryochamber illumination.
10. Lock control panel 1
11. Do NOT switch off the instrument using the circuit breaker, as otherwise no cooling takes place.
58
(→ P. 31 – Fig. 14)
using the
Key
button.
(→
Version 2.0, Revision K
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