artisan LCF-411-RS, Руководство по эксплуатации, Страница: 48 / 54

GENERAL OPERATING/WARRANTY MANUAL FOR CHILLER, FREEZER AND HEATED DISPLAY CABINETS
47
4. INSTRUCTIONS
[
▲
]
: Increase S : For entering values and displaying set points
[
▼
]
: Decrease O : Manual defrost
5. ALARM SIGNALS
4.1 Significations of the L.E.D.
4.2 Displaying set temperature:
4.2.1. By pressing and releasing the
“S”
key, the set point will be displayed for 5 seconds.
4.3 Displaying evaporator temperature:
4.3.1 By pressing and releasing the
“O”
key, the set point will be displayed for 5 seconds.
4.4 Changing set temperature:
4.4.1 Hold down
“S”
key about 3 seconds so that the
❄
LED
starts to flash.
4.4.2 As the
LED
starts to flash, release the
“S”
key and use the
[
▲
]
or
[
▼
]
key to increase or decrease the desired
temperature respectively. Press the
“S”
key again to store the new value. The
LED
will flash 3 times to indicate a
successful setting of a new value.
4.5 Manual Defrost:
4.5.1 Hold
“O”
key for at least 10 seconds, as the
LED
lights up, the defrosting procedure is being carried out. Note
that the defrosting process can only be carried out when the temperature is under the set point of
E14
.
4.6 Locking and Unlocking the keyboard:
4.6.1 The Function: When the keyboard lock is enabled, the “OFF” message will be displayed for a few seconds before
the keys are locked, when unlocked, the
“Pon”
message will appear. Once locked, only the set point “d1” display is
available.
4.6.1 The Method: When the keyboard is unlocked, press and hold the
[
▲
]
+
[
▼
]
keys simultaneously for 6 seconds to
lock it. Repeat the action to unlock the keyboard while it is locked.
4.7 Changing a parameter’s value:
4.7.1 When the
“S”
key is held pressed for 10 seconds, the
“E1”
parameter list will be displayed shortly after the flashing
of both
❄
and
LEDs.
Press the
“S”
key to enter the list
“E1”
and use the
[
▲
]
and
[
▼
]
keys to increase or
decrease the value respectively. Press the
“S”
key again after changing, the screen will flash three times to indicate
the successful storing of the new value. Following the flashing the
“E2”
parameter list will be shown, repeat the
above steps to set the parameter’s value.
“E3”
will be displayed after
“E2”
is modified and so on through to
“E22”
.
It is also possible to browse through the parameters’ list by using the
[
▲
]
and
[
▼
]
keys when
“E1”
is displayed and
may then be modified accordingly. This provides a faster alternative if only a specific value is needed to be
changed. The screen will automatically display the current temperature after 8 seconds if no buttons being
pressed.
LED
❄ ❄ ❄
+
Status ON
Flashing ON
Two lights flashing at the
same time
Function
Compressor enabled
(Relay = On) Programming
phase
Defrost enabled
Programming phase (under
parameters program
setting)
MESSAGE MODE CAUSE OPTIONS
P1
Flashing Thermostat
probe failure
Alarm output ON; Compressor output according to “E24” and “E25”
P2
Flashing Evaporator
probe failure
Alarm output ON; Other outputs unchanged; End defrost is timed