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User Instructions Low Temperature Freezers Model UNI
Side 5 | 14
15. Setting the controllers
offset value
The freezer is designed for long time and safe
storage of sensitive food products.
In some situations, the UNI freezer is also
used for other applications like in laboratories
for different low temperature test.
Depending on the actual situation it might be
necessary to change the controllers offset
value in order to get a correspondence
between the reading on the display and the
actual temperature inside the cabinet.
The offset can be adjusted in the following
way:
Unlock the keyboard.
Enter the programming mode by pressing the
SET and arrow down keys for 3 seconds.
Select the param eter “O t” by pressing arrow
up or down key.
Press the SET key to display its value.
Use arrow up or down to change its value.
The offset can be adjusted to +/- 12 dgr.C
Press SET to store the new value.
Press SET + arrow up or wait 15 seconds
without pressing any key. The new value will
now be stored.
For more detailed information about
programming the Dixell controllers please
consult the attached manuals.
16. Trouble shooting
The appliance is not operating. Please check
the following before calling for service:
Is the electrical plug connected to the mains
(wall socket)? Is the fuse blown?
The appliance is operating continuously.
Please check:
Is ambient temperature too high?
Has the appliance recently been loaded with a
large of warm products?
The temperature inside the appliance is too
high. Please check:
Is the Dixell controller set to the correct
temperature?
Has an excess amount of ice formed inside the
appliance?
If you have checked the above points and the
appliance is still not working as expected,
please contact your local dealer for further
advice.
IMPORTANT NOTE !!!
Do not attempt to drill or in other way
make access to the freezers interior other
places than at the marking, there is a risk
of damaging the freezers tubing system,
resulting in a leakage with inflammable
gasses.
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