11002347AA
date of change: 20.08.2014
Page: 7/19
3 Switching-on the unit
(Analog to operating instructions no. BBA-FR4-2AB)
3.1 Switching-on the refrigeration unit by button of FR4.1
Press button
[U]
for 3 seconds. The display shows “Pr2” blinking, afterwards the current room tem-
perature will be indicated.
3.2 Indication and change of setpoint
Press button once, alternately blinking appear „SP“ >> setpoint.
Now you can change the setpoint using the arrow keys (-25 to +30°C)
Now press button once and the new value will be stored.
Attention:
The new value will be automatically adopted and stored if it is not confirmed within 15
seconds.
In refrigeration operation the room temperature is indicated, LED’s for compressor „
Comp
“ and
fans „
F an
“ are illuminated.
Drive operation
Stand-by operation
•
start vehicle engine
(see original operating instructions of the ve-
hicle)
•
For units with additional stand-by operation
(230V/400V) you only have to plug in the
power plug for stand-by refrigeration.
Mains operation:
Plug in power plug
compressor
evaporator/condensor
