YATO YG-05320, Инструкция по эксплуатации

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12
O R I G I N A L I N S T R U C T I O N S
GB
After twelve hours required for stabilizing the operating fl uids in product systems, connect the plug of power cable to the mains
socket and turn on the device using the switch. Sound of the running compressor will be heard and sound of the fl owing fl uid in
the refrigeration system may be heard.
Adjust the temperature and other settings as per instructions in “Control panel operation” section.
Wait until the inside of the product reaches the set temperature.
Previously cooled products should be placed inside refrigerated display cases. Both chilled products and products to be chilled
may be placed inside cabinets and tables. Temperature of products should not exceed the room temperature.
Control panel operation
The product has been fi tted with a control panel that allows operators adjusting temperature inside the display case and starting
the manual defrosting process.
Arrows are used for setting the temperature, the one pointing upward increases the temperature, and the one pointing downward
decreases it.
The display shows the temperature measured by means of sensors placed inside the product. Temperature can be set within the
range given in the technical data table and on the product nameplate.
Pressing and releasing the “SET” button. It will display the set operating temperature. Pressing and releasing the “SET” button
again or waiting for approx. 5 seconds will trigger the return to normal display.
Pressing and holding down the “SET” button for approx. 2 seconds allows changing the set temperature. „
O
C” or „
O
F” temperature
unit indicator will fl ash, the setting can be changed using the arrow buttons. The setting entered will be saved after pressing the
“SET” button again or waiting 10 seconds after the setting was changed.
Pressing and holding down the “SET” buttons and an arrow pointing down simultaneously for approx. 3 seconds will start the
parameter programming mode, and „
O
C” or „
O
F” temperature unit indicator will fl ash at the same time. Parameters can be selected
by using arrow buttons, and then press and release the “SET” button to display its value. Values can be changed using arrow but-
tons. New settings should be acknowledged by pressing and releasing the “SET” button. It will also cause an automatic transition
to the next parameter display. Exit from the parameter programming mode takes place after simultaneous pressing and holding
down the “SET” buttons and the upward pointing arrow. If 15 seconds have elapsed since the last pressing of button. The control
panel will automatically end its operation in the parameter programming mode and all settings will be saved.
Warning! Product’s operating parameters have been split into two groups. One is available in an open mode described above and
the other in a hidden mode, which requires a separate procedure to change them. Both group parameters should not be changed
without reading and understanding their meaning. Do not change any parameter values below / above the limit value mentioned in
this manual. Setting the parameters outside the operating range may lead to improper operation of the product, which may result
in permanent damage to the product, cause fi re or electric shock.
The manufacturer is not liable for damages resulting from the change of parameters beyond the limit values.
Parameter in the hidden mode can be changed in the following way. Pressing and holding down the “SET” buttons and an arrow
pointing down simultaneously for approx. 3 seconds will start the parameter programming mode, and „
O
C” or „
O
F” temperature
unit indicator will fl ash at the same time. Release both buttons and then press the same buttons again and hold them down for
approx. 7 seconds. L2 will be displayed and the fi rst parameter from the menu labelled “Hy” will be displayed. Parameters should
be changed and saved according to the procedure described for the open mode.
If none parameter is visible in the open mode, then the indicator will display the “nP” symbol after approx. 3 seconds. In this case,
all parameters are in the hidden mode. Parameters can be transferred between both modes. In the hidden mode, press the button
marked “SET” and the arrow pointing down simultaneously. If the parameter is already visible in the open mode, then when view-
ing parameters in the hidden mode, the symbol of a character separating the integer part from the decimal part of an indication
next to the parameter symbol will be displayed.
Pressing and holding down the button marked with the snowfl ake and drop of water symbols for about 2 seconds will trigger
manual activation of the cooling chamber defrosting process.
Buttons will be locked after the simultaneous pressing and holding down the two arrow keys for approx. 3 seconds. “OF” symbol
will be displayed. After locking the buttons, any pressing and holding down any button for approx. 3 seconds will display the “OF”
indication. Buttons can be unlocked by simultaneous pressing and holding down the two arrow keys for approx. 3 seconds. After
unlocking, the “on” indication will be displayed.
List of parameters
Note! The complete list of parameters is listed below. Some parameters may not be available in the control panel version installed
in the product.