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Self-contained refrigerating and freezing devices - Instruction manual 55
© JBG- 2 (v. 1 . 1 ) English
12.3 ID971 (974) controller
12.3.1 Display and key functions
Symbol
Function
Changes parameters and increases their values. Activates manual defrosting
mode.
Changes parameters and reduces their values.
Output.
Display of setting. Menu entry. Confirmation of instructions.
Symbol Legend Symbol Legend
Operating parameters of
compressor
Current unit
Status of defrosting process Aux output status
Operating parameters of fans Alarm signalling
Eco mode
54 Self-contained refrigerating and freezing devices - Instruction manual
English © JBG- 2 (v. 1 . 1 )
When setting the parameter value:
increases the parameter value.
During normal operation of the controller: pressing and holding for over 3 sec.
is going to change the operation for the manual anti - condensate mode; pressed
simultaneously with the UP button for over 3 sec. will activate or deactivate the
continuous operation function (when pressed, the screen will show the “CC”
symbols).
In parameter setting mode:
allows to navigate to the previous setting parameter.
When setting the parameter value: reduces the set value.
During normal operation of the controller: tur ns off the alarm beep; pressed for
more than 1 sec. shows the set point; pressed for more than 3 sec. will enter the
parameter setting menu.
In parameter setting mode: pressing changes the information displayed on the
screen: parameter name – parameter value, pressing for more than 3 sec. will save
the set parameters.
When setting the parameter value: pressing is going to save the entered
parameter value.
Symbol Legend Symbol Legend
Operating parameters of
compressor
AUX output status
Operating parameters of fans Alarm signalling
Status of the defrosting process Real- time clock
12.2.2 Setting the operating temperature
 press SET for 1 second, the main value is going to appear on the display
 the value is going to flash after two seconds
 increase or decrease the main value using the UP and DOWN buttons until
the desired value is reached
 press SET again to confirm the new set point value
12.2.3 Manual defrosting
Defrosting is carried out automatically. It is however to force defrosting at any time
by pressing and holding the DOWN button for at least 5 seconds.