Ingersoll-Rand Thermo King V-520 10, Operator'S Manual

Page: 31 / 74

Unit Operation
31
NOTE: The operating mode, whether engine-driven or
electric standby, is selected automatically. When the unit is
connected to an electric power source, engine-driven
operation is automatically blocked. If the truck engine is
started up while the power cable is still connected to the
electric power source, the unit will continue to operate in
electric standby mode.
Standard Display
This is the display that appears when the ON/OFF key is
pressed and the unit started. It normally displays the return air
temperature (of both load compartments in multi-temperature
units) and the current operating mode with the appropriate
symbol.
Should there be an alarm, the alarm symbol will also appear on
screen
Single-temperature Units
Figure 14: Single-temperature Units
The example in the drawing shows: 10.8 C temperature, cool
mode and standby operation.
Unit Operation
31
NOTE: The operating mode, whether engine-driven or
electric standby, is selected automatically. When the unit is
connected to an electric power source, engine-driven
operation is automatically blocked. If the truck engine is
started up while the power cable is still connected to the
electric power source, the unit will continue to operate in
electric standby mode.
Standard Display
This is the display that appears when the ON/OFF key is
pressed and the unit started. It normally displays the return air
temperature (of both load compartments in multi-temperature
units) and the current operating mode with the appropriate
symbol.
Should there be an alarm, the alarm symbol will also appear on
screen
Single-temperature Units
Figure 14: Single-temperature Units
The example in the drawing shows: 10.8 C temperature, cool
mode and standby operation.