Castel MAC HC 40 NTV [12/18] Defrosting management

Castel MAC HC 40 NTV [12/18] Defrosting management
12
GB
5.1 Manual defrosting
(not available for HC20 BT - BT/2 - NT - NT/2)
It is possible to activate manual defrosting:
press the MENU button move to MENU4
DEFROSTING with buttons
or and
press the
ENTER
button.
The controller requests a further confirmation, dis-
playing EXIT or CONFIRM.
Press the button to confirm or the
ENTER
button to exit and return to the initial mask.
Message with active defrosting:
At the end of the defrosting the compressor starts
again and the display will show the
wording RECOVERY until the set-point tempera-
ture is reached.
The defrosting can terminate on reaching the
defrosting setpoint detected by the two sensors
on the evaporator or because a maximum defrost-
ing time has been reached. If the maximum tem-
perature is reached, the controller signals the fault
with the following flashing alarm message and
buzzer:
The controller memorises the type of alarm, date
and time.
To cancel the alarm message, press the
ENTER
button.
The alarm is anyway registered in the controller’s
alarm log.
5.2 Periodic defrosting
(not available for HC20 BT - BT/2 - NT - NT/2)
For all models, the defrosting must be repeated
automatically and at regular intervals starting
immediately after the instrument comes on.
The time elapsing between one automatic defrost-
ing and the next is set in the factory at six hours.
In this case too, the defrosting can terminate
when the end of defrosting temperature detected
by the two sensors on the evaporator is reached
or because a maximum defrosting time has been
reached.
The fault is shown as in the case of manual
defrosting.
5.3 Timed defrosting
(not available for HC20 BT - BT/2 - NT - NT/2)
It is possible to set the start time of four automat-
ic defrostings a day that are always repeated over
the twenty-four hour period. In this way, the auto-
matic periodic defrostings are inhibited.
The defrosting term occurs in the way described
previously.
F18 DEFR. TIME
S 19/02/02 06:09
DEFR. TIME
—> Call SERVICE
RECOVERY >>OK
CELL -10,5°C
DEFROS >>OK
CELL -18°C
Menu 4
DEFROSTING
5. DEFROSTING MANAGEMENT

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