11. REMOTE CONTROLLER INSTALLATION
Check that the indoor unit correctly receives the signal from the remote controller,
then install the remote controller holder.
Select the remote controller holder selection site by paying careful attention to the fol-
Avoid places in direct sunlight.
Select a place that will not be affected by the heat from a stove, etc.
11.1. Remote controller holder installation
Install the remote controller a maximum distance of 6 m from the remote control signal
receiver. However, when installing the remote controller, check that it operates cor-
Install the remote controller holder to a wall, pillar, etc. with the tapping screw.
holder ﬁ xing
12. OPTIONAL KIT INSTALLATION (UTY-TWBXF)
This air conditioner can be connected with the following optional kits.
• Wired remote controller
• Simple remote controller
• External connect kit
BEFORE INSTALL WIRED REMOTE CONTROLLER
• When you use wired remote controller, some functions may not be used.
Before installing, be sure to disconnect all power supply.
Don't touch the heat exchanger.
During installing or removing operation, be sure not to have wire caught by parts or
draw it hard. Or it may result troubles to the air-conditioner.
Avoid place in direct sunlight.
Select place that will not be affected by the heat from a stove, etc
Before setting up the optional kit, please conﬁrm whether air-conditioner can receive
Do not connect the wired remote controller to the terminal for power supply.
When connecting the wired remote controller with the indoor unit, use the connecting
cable (supplied with wired remote controller or simple remote controller).
Recommended cable length of wired remote controller is 10 m. Make sure to do insu-
late of connecting part when extended the cable.
Do not connect power supply with the terminal.
12.1. Accessories (Communication kit)
The following installation accessories are supplied. Use them as required.
Name and Shape
Relay control board
12.2. Installation work
12.2.1. Removing intake grille and front panel
(Refer to 9.1. intake grille removal and 9.3. front panel removal)
12.2.2. Removing control cover, connector and control box
CN5 (White connector)
CN4 (Red connector)
Earth (Ground) wire
(1) Remove the screw 1 then remove the control cover.
(2) Remove the connector wires.
*1. When there is CN14 connector, pull it out.
(3) Remove the connecting cables and the screw 2 and 3, then remove the control box.
For connecting the
wired remote control
unit and external
For ﬁ xing the wires
from control box.
For connecting the
relay control board and
control unit board.
For display the additional
(CN4, CN5, CN7, CN14)