If the high temperature alarm is on, the compressor keeps working; if the low temperature
alarm is on, the compressor stops.
! If the card is set to the stand-by mode, the min. / max. temperature memorized and
any alarms will not be saved.
The defrost led blinking at high frequency indicates a blackout
The display shows [bL O].
The display shows the max. room temperature memorized.
The defrost led is reset to standard operation.
The display shows [rES] after the abnormal event.
If the condensation temperature is too high, due to dirty condenser, the label [HtC] and the
room temperature alternate on the display.
The buzzer sounds.
The buzzer can be turned off by pressing the key
The visual warning signal stays on until the condensation tempertaure returns to normal
range.
If the refrigerating appliance pressure is above the specified limit, the label [HP] and the
room temperature alternate on the display.
The buzzer sounds.
The buzzer can be turned off by pressing the key
The visual warning signal stays on until the card is set to stand-by.
! If the problem causing the alarm reoccurs on restarting the system, the signal [HP]
will be displayed again.
In this case, all the relay outputs are de-activated except the condenser fan output.
BLACKOUT ALARM
HIGH CONDENSATION TEMPERATURE ALARM
HIGH PRESSURE ALARM
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