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7. Controller
description
7.1 Description of the display:
17.
ON/OFF button: to switch on/off the unit (press 3 seconds). The red LED lights up when the unit is on.
18.
SET button: to set the work set point of the unit. When the LED is on, setting is enabled.
19.
PROGRAMMING BUTTON: to access the programming mode (press 5 seconds). When the LED is on,
programming is enabled.
20.
MANUAL DEFROST BUTTON: press for 5 seconds to start a defrost cycle. When the LED is on, defrost is in
course.
21.
UP/DOWN buttons to set parameters and set point.
22.
LED °C or °F: it shows the unit of temperature measurement adopted for the displayed temperature.
23.
HOT MODE LED: it shows that the unit is carrying out the hot cycle.
24.
COLD MODE LED: it shows that the unit is carrying out the cold cycle.
25.
DEFROST LED: it shows that the unit is carrying out the defrost cycle.
26.
STAND-BY LED: it shows that the unit is operating in stand-by mode.
27.
ALARM LED: it activates any time an alarm occurs.
28.
ROAD LED: it shows that the unit is operating in road mode.
29.
CONDENSER FAN LED: it shows that the condenser fan is operating.
30.
EVAPORATOR FAN LED: it shows that the evaporator fan is operating.
31.
DISPLAY: it shows the cold room temperature.
32.
DISPLAY: it displays the alarms.
