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Unit Operation
33
Keys and LED Indicators
There are nine touch sensitive keys. Some of these keys have
more than one function as shown in Figure 18.
Figure 18: Keys and LED Indicators
There are amber indicator LED's located next to each of the
four function keys below the display. The LED will glow
amber when that function is active.
When this icon is present the upper
display is showing the actual box
temperature inside the truck box.
When this icon is present the lower
display is showing the current setpoint.
When this icon is present the upper
display is showing the diesel engine run
time.
When this icon is present the lower
display is showing the electric motor run
time (if the unit equipped with optional
ELECTRIC STANDBY).
When this Alarm Icon is present one or
more alarm conditions have occurred. If
the display is not flashing any alarms
are Check Alarms. If the display is
flashing on and off a shutdown alarm
has occurred and the unit has been shut
down. Immediate action must be taken.