JUKA ADI125, Instruction Manual

19

4. OPERATION

4.1. Operating procedure of the CAREL electronic controller

4.1.1. Light signals on the electronic controller display

• Indicating LEDs on the display

Light signal a - 

compressor

: 

the symbol is visible when the compressor 

is running. Blinks if the compressor start is delayed by a safety procedure. 

Light signal b - 

fan

: 

The symbol lights up when the fans are on. Blinks 

when the start of the fans is delayed by an external shutdown or during another 

procedure.  

Light signal c - 

defrost

: 

the symbol is visible when the defrost function is on. Blinks when defrost start is delayed by an external shutdown or during 

another procedure.

Light signal d - 

alarm

: 

the symbol is visible when the alarm is active.

Signal e - 

displays the temperature

inside the equipment

.

4.1.2.Temperature setting

• In order to set the temperature:

1. Press 

2

, SET appears on the screen, after 1 second the flashing temperature value will appear; 

2. Increase or decrease the temperature using keys 

1

 and 

3

;   3. Press 

2

 again to confirm the new value

4.1.3. Additional defrosting

The device operates in automatic defrosting mode with an interval of 5-6 hours. If you notice that the defrosting does not occur or occurs 

incompletely, perform a manual defrosting. To do this, press 

3

 and hold it for 3 seconds (the defrost indicator will appear on the display) (

signal 

c

). The system will automatically defrost the evaporator.

4.1.4. Warning signals:

„E0”

 - 

temperature sensor failure

„E1”

 - 

defrost sensor failure

„cht

”- 

warning signal (condenser clogging)

„CHt

”- 

dirty condenser alarm

.

4.2. Operating procedure of the DIXELL electronic controller

4.2.1. Display 

1.

 Thawing; 

2.

 Compressor operation; 

3.

 Evaporator fan operation (in some models it signals condenser fan operation);  

4.

 Temperature 

indication. 

The blinking value of the indicator signals a program delay.

Figure 5. CAREL electronic controller