Manual

14  General Information Operating Manual Freeze Dryer ALPHA 1-4 LDplus / ALPHA 2-4 LDplus
1.7. Prohibited Freeze-drying Processes
1. Operation of freeze-dryer when not installed correctly.
2. Operation of freeze-dryer without panels.
3. Operation of freeze-dryer by non-authorised personnel.
4. Operation of freeze-dryer with shelves not installed
properly.
5. Operation of freeze-dryer with very corrosive substances
(e.g. hydrogen chloride). It is not allowed to dry these
substances, at least special safety measures have to be
observed. The corrosive substances must not cause
damage to material and must not degrade the
mechanical strength of the ice condenser chamber, the
drying chamber, the lid or the accessory components.
6. Operation of freeze-dryer with accessories not allowed
by the manufacturer, except for commercial freeze-
drying vessels made of glass or plastic. The user is
explicitly warned not to use poor quality goods. Breaking
glass or bursting vessels can cause dangerous
situations during freeze-drying.
7. Operation of freeze-dryer in locations with danger of
explosion.
8. During operation the freeze-dryer must not be knocked
or moved. Leaning against or resting on the freeze-dryer
is not allowed.
9. Do not place potentially dangerous material, e. g. glass
vessels containing liquids, near the freeze-dryer.
10. Products which could react to the supply of high energy
during the freeze-drying process must not be dried.
11. Do not freeze-dry explosive or highly inflammable
substances.
12. Infectious, toxic, pathogenic and radioactive substances
must only be dried in suitable vessels.