20
In-cab controller LCD screen description
8
COLD MODE LED
– it shows the
unit is carrying out the cold cycle.
9
DEFROST MODE LED
– it shows
that the unit is carrying out the
cold cycle.
10
STAND-BY LED
– it shows that the
unit is operating in stand-by mode.
11
ALARM LED
– it activates any time
an alarm occurs.
12
ROAD MODE LED
– it shows the
unit is operating in road mode.
13
CONDENSER FAN LED
– it shows
that the condenser fan is
operating.
14
EVAPORATOR LED
– it shows that
the evaporator fan is operating.
15
DISPLAY
– it shows the cold room
temperature.
16
DISPLAY
– it displays the set point
In Cab controller operating instructions
During normal operation (unit is ON and cooling), the ON
LED Indicator, the Unit Operation LED and
Celsius/Fahrenheit LED Indicator should be ON; the return
air (box) temperature should be displayed on the screen.
Symbol
Definition
1
On/OFF button
- to switch on/off
the unit (press 3 sec). The red LED
lights up when the unit is on.
2
SET button
– to adjust the working
set point of the unit when the LED
is on.
3
Programming Button
– to
access the programming mode
(press 5 seconds). When the LED
is on, programming is enabled.
4
Manual Defrost Button
– press for
5 seconds to start a defrost cycle.
When the LED is on, defrost is
running.
5
UP/DOWN
Buttons to set
parameters and set point.
6
LED ⁰C or ⁰F
– shows the unit of
temperature measurement
adopted for the displayed
temperature.
7
HEAT MODE LED
– it shows that
the unit is carrying out the heat
cycle.
Figure 10- In-cab controller LCD screen definitions
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