14
STOPPING
In any condition and for stopping the machine it is enough to press the main switch 1 in OFF position; the
pilot light of the switch will go out. (60)
WARNING: the main switch 1 DOES NOT insulate the machine from the electric current.
Set the general cut-out in OFF position. (16)
To insulate the refrigerator from the electric current, remove the plug from the socket. (17)
DEFROSTING
THE DEFROSTING OF THE REFRIGERATING CABINETS IS TOTALLY AUTOMATIC.
The air defrosting operation of the appliances at “CHILLING/POSITIVE TEMPERATURE” (0°C;+10°C)
occurs automatically every 6 hours. The defrosting lasts 20 minutes. (61)
The defrosting of the installations with "FREEZING/NEGATIVE TEMPERATURE" (-22°C;-15°C) is with
resistance and occurs automatically every 6 hours. The duration of the defrosting is automatically regulated
by the refrigerator.
A defrost cycle can be selected at any time by pressing button “
” for 5 seconds. The next automatic
defrost cycle will start 6 hours after pressing the button.
ALARMS AND SIGNALS
“POSITIVE TEMPERATURE” (48)
Alarms must be silenced by the “
” key.
Any alarm and signalling are visualized on the display:
LED MEANING
LED compressor
if it is lit, the compressor will be turned on
if it flashes:
• the modification of the working setpoint will be running
• a compressor protection will be running
LED defrost
if it is lit, the defrost will be running
LED alarm
if it is lit, an alarm will be running
°C
LED Celsius degree
if it is lit, the unit of measure of the temperatures will be Celsius degree (parameter P2)
°F
LED Fahrenheit degree
if it is lit, the unit of measure of the temperatures will be Fahrenheit degree (parameter P2)
CODE MEANING
Pr1
Cabinet probe error
Remedies:
• look at parameter P0
• check the integrity of the probe
• check the connection instrument-probe
• check the cabinet temperature
Effects:
• the compressor will be turned on
When the cause that has provoked the alarm disappears, the instru-ment restores the normal operation.
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