HDB - Carrier Room Controller 2
Electrical connections and Room Controller 2 configuration
Connection of Room Controller 2 to HDB control
panel box
waRNING: Before connecting any wiring to the Room
Controller 2, turn off all power to the unit that will supply
power to the Room Controller, 2.
Electrical shock can cause personal injury or death.
wiring Materials required
(supplied by installer)
• 1 small screwdriver
• 4 x 0,5 mm
multiple cables, double insulated.
2
Suggested type: H03VV-F.
Control and System Configuration
• Turning the CRC2 control off
• Keep the MODE button pressed for at least 5 seconds to enter
the configuration menu.
"10" is displayed on the screen, which represents the first item
that can be displayed and configured.
• To check the 10 item value, press the MODE button.
Keep it pressed for
at least 5 seconds
• Press MODE button to display the value and change it by
pressing UP or DOWN keys. Do the same for the other items.
• To confirm a changed value, press MODE button or the change
will not be stored.
Configuration table for HDB units
Configuration
Value
Item
H
10
G
11
On
OFF
12
°C
°F
13
10 – 50 : 10° - 50°C
50 – 122 : 50° - 122°F
14
10 – 50 : 10° - 50°C
50 – 122: 50° - 122°F
All manuals and user guides at all-guides.com
Check the
value
up
down
Description
Remote Heating/Cooling
Remote cooling only
Room Thermistor Override Active
Control and display room air temperature at the 2 WAY CRC control
Room Thermistor Override Inactive
Display the controlling room air temperatureat the 2 WAY CRC from the FCU
Temperatures displayed in degrees C
Temperatures displayed in degrees F
Maximum setpoint in heating mode (in degrees C or F depending on configuration12)
Default value: 32°C or 90°F
Minimum setpoint in cooling mode (in degrees C or F depending on configuration12)
Default value: 17°C or 63°F
C G P I
3 2 1
Press UP and DOWN keys to change the value. Press the
MODE button to confirm the selected value.
Now 10 appears again on the display.
• To display or change the following items, press UP or DOWN
keys until the desired item is displayed.
Change the
value
a
To check/change the
values of items 11,
12 and 13 go back to
point a
• To exit from the menu press FAN button or wait 10 seconds wi-
thout pressing any button.
• The configurable values are shown in the table.
All values set by the manufacturer are underlined in the
"Values" column.
E N G L I S H
P
G
C
I
up
Store by pres-
sing MODE
down
GB - 5