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3.3. Working with the unit
a) Plug the machine into a power outlet.
Turn on the instrument by turning the power switch to the "I"
b)
position:
c)
Set the microbial slide on the counting chamber dish(5).
d) Adjust the contrast of the illumination of the counting chamber dish.
The
device
A voice message will appear with each selection.
e) To record the number of bacterial colonies on the petri dish, press the marker
at the desired location.
f)
The number of bacterial colonies will be displayed on the digital display and a
voice message will appear.
3.4. Cleaning and maintenance
a)
Pull out the mains plug before each cleaning and when the device is not in use.
b)
Use only non-corrosive cleaning agents for cleaning the surfaces.
c)
After each cleaning, all the parts should be dried well before the unit is used
again.
d)
Store the unit in a dry and cool place protected from moisture and direct
sunlight.
e)
Do not spray the unit with a stream of water or immerse it in water.
f)
Make sure that no water enters through the ventilation openings in the casing.
g)
Clean the ventilation openings with a brush and compressed air.
h)
Perform regular inspections of the unit checking technical fitness and any
damages.
i)
Use a soft cloth for cleaning.
j)
Do not leave the batteries in the device when it will not be used for a long time.
k)
Do not use sharp and/or metal objects (e.g. a wire brush or metal spatula) for
cleaning, as these may damage the surface of the material from which the unit
is made.
l)
Do not clean the unit with acidic substances, medical products, diluent, fuel,
oil or other chemicals as this may cause damage to the unit.
has
16
levels
of
light
intensity
settings.
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