ELECTRONIC CONTROL
SYSTEM
Thermo King direct drive refrigeration units are
composed of a condenser unit, an evaporator
unit, a vehicle compressor and a control panel (In-
cab Control Box) which operates the unit.
The Electronic Control System is composed of an
Electronic Control Module (located inside the
condenser unit) and the In-cab Control Box. This
In-cab Control Box allows the truck driver to
operate the Thermo King refrigeration unit.
In-cab Control Box
DESCRIPTION OF THE ELECTRONIC
CONTROL SYSTEM
The Electronic Control System has the following
characteristics:
• Auto Start
• Delayed Start
• Active Display
• Low Battery Voltage Alarm
• Battery voltage value display
• Unit Control without In-cab Control Box
• Manual or Automatic Defrost
• Return Air Temperature Sensor
• Setpoint Temperature Reading
In case of power shut off, if the unit
Auto Start:
was on, the unit will come back on again when the
power is re-started.
Delayed Start:
After an automatic start-up, the unit
will remain inactive for few seconds.
The In-cab Control Box display is
Active Display:
always active except when the unit is
disconnected (no power) or when the unit is
connected but has been manually switched off
from the In-cab Control Box (when there is no
active alarm).
Total number of hours the unit
Total Hourmeter:
is in operation.
Vehicle Compressor Hourmeter:
hours the unit has been operating on-the-road.
Disconnects the unit
Low Battery Voltage Alarm:
when the battery voltage is too low.
ELECTRONIC CONTROL SYSTEM
Battery voltage value display:
voltage value is displayed in the information
menu.
Unit Control without In-cab Control Box:
unit can also be operated by the Electronic
Control System without the In-cab Control Box,
under conditions selected by the In-cab Control
Box before it is disconnected.
Manual or Automatic defrost:
choose between manual or automatic defrost and
to select the defrost time interval in auto defrost
mode.
Return Air Temperature Sensor:
reading of the temperature in the load
compartment.
Setpoint Temperature Reading:
Setpoint Temperature Reading.
Number of
The battery
The
It is possible to
On-screen
On-Screen
9