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183

Upper

Lower

PCB

SW2

SW1

Switch

Function

Mastor remote controller

Slave remote controller

SW1

Indoor unit (1)

Address [0]

Red

White

Black

Remote controller

ZYX

Indoor unit (2)

Address [1]

ZYX

Indoor unit (16)

Address [F]

ZYX

Remote control signal line (with polarity) (Match up X , Y and

Z when making connections.)

Set the SW1 select switch on the slave remote controller on the slave setting. (It is set on the master setting at the factory.)

Note (1) Remote controller sensor activation settings are possible only with the master remote controller. Install the master remote controller in a

location where it can sense the room temperature.

2) Controlling multiple indoor units using a single remote controller.

● Up to 16 indoor units can be controlled with a single remote controller.

a) Run 3-wire remote control lines between each of the indoor units. See “Precation in extending the remote control-

ler cord” on page 175 concerning extended remote control lines.

b) Set the remote controller communications address on “0” ~ “F” using rotary switch SW2 on the indoor unit’s

control board, taking care not to overlap the addresses of any of the units.

c) After turning the power on, press the AIR CON No. button to display the indoor unit’s address. Be sure to confirm

that the settings are displayed correctly in the remote controller by using the

and

buttons to display the

address of each connected indoor unit.

Mitsubishi FDCVA302HENR User Manual

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