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Observe the safety precautions described in the Owner’s Manual of the wireless 
remote controller kit, Installation Manual and Owner’s Manual of the Compact 4-way 
cassette type air conditioner (indoor unit), or the installation manual supplied with the 
ceiling panel.

Accessories

Confirmation about the signal receiving unit before installation

Before installing the signal receiving unit, confirm the following description. 
• When using as the group control, always connect the signal receiving unit to the 

header unit. If it is connected to the follower unit, group control cannot be performed. 
Before installing the signal receiving unit, check the header unit. Refer to the 
Installation Manual of the indoor unit or outdoor unit for how to check or set the 
header unit. 

• When the signal receiving unit is removed after it is installed and operated, you have 

to reinitialize the settings. Set the following code number using the wired remote 
controller. Refer to the Installation Manual of the indoor unit for the code number 
setting.

How to install the signal receiving unit

Install the signal receiving unit 
in correct orientation, since 
the signal receiving unit can 
be installed at only one corner 
as shown in (Fig. 1).

1.

Remove the adjust corner 
cap at the corner where the 
signal receiving unit is to be 
installed. (Fig. 2)

• Turn counterclockwise the 

screw of the suction port 
corner of the ceiling panel to loosen it.

• Slide the adjust corner cap toward direction of the arrow mark (1) and then remove it.

2.

Pass the signal receiving unit lead wire through the hole in the ceiling panel. (Fig. 3) 

CODE No. (DN)

SET DATA

B5

0000

Part Name

Q’ty

Signal receiving unit

1

Remote controller

1

Remote controller holder

1

Battery

2

Owner’s Manual

1

Installation Manual 
(this manual)

1

Tapping screw
M4 × 16 mm

2

CD-ROM

1

Part Name

Q’ty

Indoor unit 
drain pipe side

Indoor unit 
refrigerant pipe 
side

Signal receiving 
unit installing 
position

(Fig. 1)

(1)

Adjust

corner cap

Ceiling panel

(Fig. 2)

Screw

Signal receiving unit lead wire

Ceiling panel

(Fig. 3)

Signal receiving unit

Hole

3.

Attach the signal receiving unit to the ceiling panel and fix it by tightening screw at the 
ceiling panel corner. (Fig. 4)

• Align the clips on the back of the signal receiving unit with the holes in the corners of 

the panel and press them into the holes by pressing in direction (1) and sliding the 
cap in direction (2).

• Take care that the wire is not pinched against the signal receiving unit at this time.

• Check that none of the clips are out of alignment.

How to wire the signal receiving unit

Remove the electrical control box cover and connect the signal receiving unit lead wire 
to the connector (CN214) on the P.C. board inside the electrical control box.
• The signal receiving unit lead wire is secured to the electrical control box by two 

clamps.

• Pay attention that the signal receiving unit lead wire is not pinched by the ceiling 

panel.

Multiple remote controller installation

• The control by two remote controllers is enabled by installing the wireless remote 

controller with the wired remote controller for an indoor unit.

• Up to two wired remote controllers can be connected.
• Connect wired remote controllers according instructions in the wired remote 

controller installation instruction manual.

(1)

(2)

(Fig. 4)

Square hole
(5 positions)

Signal receiving unit

Claws

(5 positions)

Screw

CN214

Clamp

Signal receiving unit lead wire

Electrical control box

Clamp

INSTALLATION MANUAL

To Personnel Charged in Installation Work and Service
Wireless remote controller kit

Model: RBC-AX32UM(W)-E

• Thank you for purchasing Wireless remote controller kit for TOSHIBA air conditioners.
• Read this manual carefully for correct installation of the wireless remote controller kit 

before starting work.

• After the installation is completed, execute a test run to check for normal operation 

and explain how to use and maintain the wireless remote controller kit to the customer 
according to the Owner’s Manual.

Ask the customer to keep this manual with the Owner’s Manual.

( English )

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