noitarepO --- 4 retpahC
41
To deactivate the Display Lock:
• Press the "L
ock" Symbol three times.
N
ote
es its colour (red - yellow - green) each time it
is pressed.
D
efrost
Inevitably, when working on the microtome, the dry cold air of the cryo chamber mixes with the warm humid air outside the
chamber. Frost forms on
ess of the fros ncy of the evaporator.
For this reason, the daily defrosting is necessary.
R
emove the specimens from the cryo chamber during defrosting, as t
he temperature inside the
c
hamber will increase. Do not leave or store specimens inside the QS12 over a long period of time.
D
ue to a power failure or other u
nexpected malfunctions of the instrument, specimens might be
d
amaged.
N
ote
Set the time of the daily de
to the thickness of the frost.
Possible frost build-up on the microtome or on the knife carrier is not removed by defrosting the instrument. However, the
frost recedes after defrosting as now the evaporator is full
In addition, the instrument is equipped with an immediate defros
60 minutes.
I
mmediate Defrosting
To start the defrosting immediately:
• Press the "M
enu" button on the Main screen.
•
• Press the "Defrost" button.
•
Defrost screen will be displayed.
• Press the "B
ack" button two times to return to the
Main screen without starting the defrosting.
• Press the "N
ow" button to start the defrosting
immediately
•
Defrosting screen will appear, showing the
progress of the defrosting and the actual
temperature of the evaporator.
To Next Page