Guide & Service Manual

OPERATION
• If the parameter r5=0 and the defrost cycle is not activated the Overcooling cycle will start:
the cooling unit runs a cycle with a set point of r6 parameter for the time r7.
• If the parameter r5=1 the unit will perform an Overheating cycle having a operational
temperature of “setpoint+r6” for a time fo r7.
3.3.9 Activate/deactivate energy saving in manual mode (if r5 = 0)
Check that the keyboard is unlock.
Touch the DEFROST key , the setpoint becomes “setpoint+r4” for a max duration of HE2.
3.3.10 Displaying/reset the compressor operational time
Check the keypad is unlocked then press the DOWN key for 2 sec.
Scroll through the menu’s labels by the UP or DOWN key :
• CH1 label: displaying compressor operating hours.
• CH2 label: displaying second compressor operating hours
• rCH label: compressor operating hours reset.
• nS1 label: compressor star-up time.
To access the label press SET .
In order to reset the compressor operating hours once selected the rCH label, insert the password
“149”using the UP or DOWN keys then confirm touching the SET key
Touch the ON/STAND-BY key to exit the procedure or do not operate for 60 sec.
3.3.11 Displaying temperature probes
Ensure the keypad is unlocked then touch the DOWN key for 2 sec.
Scroll through the menu’s labels by the Up or DOWN key :
• Pb1: cabinet temperature probe (if parameter P4=0,1 or 2); inlet air temperature probe (if
parameter P4=3).
• Pb2: Evaporator temperature probe (if parameter P3=1 or 2)
• Pb3: Auxiliary temperature probe (If P4=1, 2 or 3).
• Pb4: Calculated product temperature (CPT; P4=3)
To access the label press SET .
Touch the ON/STAND-BY key to exit the procedure or do not operate for 60 sec.
3.3.12 Setting operational parameters
Touch the SET key for 4 sec, the monitor will display the label “PA”.
Press SET key and insert the password that will be provided only by the manufacturer or
the authorized service agent.
Press SET key to confirm.
Scroll through the parameters list using the UP or DOWN key .
For modifying a parameter value, press SET key at the parameter label then adjust the value by
the UP or DOWN key .
Press SET key to confirm the changing.
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Use and Operational Manual
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