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42VMC---N
System configuration
System configuration
Units are factory configured as heat pumps.
When a cooling only system is installed, it is necessary to change
the factory configuration.
Such operation must be performed by the installer as follows:
Cooling only configuration (of the system)
• Check all electrical connections (instructions and wiring diagram).
• Insert the batteries into the remote control and leave it OFF.
• Energise the system, turning the power supply ON.
• Press the
and
buttons of the infrared remote control and
hold them pressed for more than 5 seconds.
• The display will be cleared, the time segments will display the first
configuration item (rAdr = remote address) and the temperature
segments will display the default value of this configuration item
(Ab = control of both indoor units).
• Press button
repeatedly until "UCFG" is displayed.
• Press either the
or
button to change the default value (HP)
to the new value (AC).
• Press
button to transmit the new configuration to the unit.
• Press
button to leave the configuration menu.
For other available configuration options, see table VI.
GFD Multisplit/T-Kit configuration
• Check all electrical connections (instructions and wiring diagram).
• Insert the batteries into the remote control and leave it OFF.
• Energise the system, turning the power supply ON.
• Press the
and
buttons of the infrared remote control and
hold them pressed for more than 5 seconds.
• The display will be cleared, the time segments will display the first
configuration item (rAdr = remote address) and the temperature
segments will display the default value of this configuration item
(Ab = control of both indoor units).
Table VI
Item
Shown on display
1
"rAdr"
2
"UCFG"
3
"UAdr"
4
"ZONE"
5
"GFdn"
6
"A St"
Table VII
Shown on display
"CH"
"tU"
"rc"
"HR"
"CR"
"CL"
NOTE: If the selection is changed from "rc" (HP operation) to
cooling only and the remote control operating mode is auto or
heating, the operating mode is set to cool.
GB - 14
Explanation
"A": remote unit A
"b": remote unit B
"Ab": remote units A and B
"HP": heat pump
"AC": cooling only
1-
40 with increase of 1
2
1-
40 with increase of 1
2
1-
40 with increase of 1
2
"OF": unit in stop mode
"On": automatic restart
Explanation
"A": unit A
"b": unit B
"Ab": units A and B
"C": Degrees Celsius
"F": Degrees Fahrenheit
"HP": heat pump
"AC": cooling only
17 – 32: 17°C ÷ 32°C
63 – 90: 63°F ÷ 90°F
17 – 32: 17°C ÷ 32°C
63 – 90: 63°F ÷ 90°F
12 : 12: 12 hour clock (AM/PM)
24 : 24: 24 hour clock
• Push
button until will appear "GFdn" on the display.
• Through the buttons
and
into 239 for T-KIT configuration or 240 for MULTISPLIT
configuration.
• Press the
button to send the configuration to the unit, which
will confirm with a "beep".
• Press the
button to exit from this configuration menu.
Note:
When 30 seconds have elapsed and no buttons have been
pressed, the remote controller will automatically exit the
configuration menu and the procedure has to be restarted.
Cooling only configuration (of the remote controller)
• Insert the batteries into the remote controller and leave it OFF.
• Energize the system, turning the power supply ON.
• Press the
and
buttons of the infrared remote control and
hold them pressed for more than 5 seconds.
• The display will be cleared, the temperature segments will display
the first configuration item (CH = remote address) and the time
segments will display the default value of this configuration item
(Ab = control of both indoor units).
• Press button
repeatedly until "rc" is displayed.
• Press either the
or
button to change the default value (HP)
to the new value (AC).
• Press
button to transmit the new configuration to the unit.
• Press
button to leave the configuration menu.
For other available configuration options, see table VII.
Note:
When 30 seconds have elapsed and no buttons have been
pressed, the remote controller will automatically exit the
configuration menu and the procedure has to be restarted.
Description
Remote address indoor unit A.
Remote address indoor unit B.
Default address is both indoor units.
Default address is heat pump.
Change address for cooling only.
CCN unit address.
Default = 1.
Number of zone.
Default = 0.
Number of GFD.
Default = 1.
239 = configured as T-kit
240 = configured as multisplit
Choose of operating mode after a power supply
interruption.
Description
Address indoor unit A.
Address indoor unit B.
Default address is both indoor units.
Temperature.
Default is °C.
Default address is heat pump.
Change address for cooling only.
Heating temperature range °C min. and max.
Heating temperature range °F min. and max.
Cooling temperature range °C min. and max.
Cooling temperature range °F min. and max.
Time format (AM = morning; PM = afternoon).
Default is 12 : 12.
NOTE: If the "HR" is set to a value that is lower than "CR" and the
remote control operating mode is auto, the operating mode is set to
cooling.
to change the default value "1"
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