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6.2. Dual remote control
•
2 remote controllers can be used to operate the indoor units.
•
The timer cannot be used on the slave units.
•
ADDRESS SETTING and FUNCTION SETTING cannot be used on the slave units.
•
The remote controller (UTB- * LA) and remote controller (UTB- * U * ,
UTB- * P * , UTB- * R * ) cannot be connected at the same time.
(1) Wiring method
(Indoor unit to remote controller)
● Type A (Terminal block)
When there are
functional earthing
cable (UTY-RHKYT)
● Type B (Connector)
Connector
Remote
controller cable
When there are
functional earthing
cable (UTY-RHKYT)
(2) Remote controller DIP Switch 1- No. 2 setting
Set the remote controller DIP switch 1- No. 2 according to the following
table.
Number of remote
controllers
DIP switch 1 - No. 2
1 (Single)
2 (Dual)
•
Group control and dual remote control can be used together.
•
When connecting 2 remote controllers, the remote controller can also be
connected together with another type of remote controller.
M
E
7. TURNING ON THE POWER
O D S
Recheck the wiring. Incorrect wiring will cause trouble.
(1) Check the remote controller wiring and DIP switch settings.
(2) Install the front case.
* When installing the front case, connect the connector to the front case
(in 5 INSTALLING THE REMOTE CONTROLLER).
(3) Check the indoor and outdoor unit wiring and PC board switch settings,
and then turn on the indoor and outdoor units.
After "
" has fl ashed on the set temperature indicator for several
second, the
mark will be displayed in the center of the remote
controller display.
*
For the wiring and PC board switch settings method, refer to the
installation manual for the indoor unit and outdoor unit.
En-5
Indoor unit
Remote
controller cable
Y1 Y2 Y3
1 2 3
1 2 3
Slave
Master
unit
unit
Remote controller
Indoor unit
Connection
1 2 3
1 2 3
Slave
Master
unit
unit
Remote controller
Master unit
Slave unit
DIP switch 1 - No. 2
OFF
–
OFF
ON
T
H
CAUTION
8. ADDRESS SETTING
M
Address setting method of indoor unit can be selected from 3 options (outdoor
unit, indoor unit and remote controller).
Refer to the installation manual of outdoor unit or indoor unit when set up
from the outdoor unit or the indoor unit.
•
"Indoor unit address" and "Refrigerant circuit address" can be set using
the remote controller.
•
This function can be set in all indoor units when
connected.
•
"Remote controller address" cannot be set in this function. Ensure to set
with the Rotary switch of PC board of the indoor unit.
•
When setting the address of indoor unit, refer to installation manual of
indoor unit.
•
When setting the address of outdoor unit automatically, refer to installation
manual of outdoor unit.
•
When setting the address with a remote controller, refer to installation
manual of indoor unit for setting details of indoor unit.
Switching selection of address setting mode
(1) Press the "
"
" button for more than 5 seconds simultaneously.
Then shift to Address setting mode.
(2) Press the "
the Remote controller address (Select the relevant indoor unit). Then
press "
Indoor unit address setting
(3) "Address code" indicator blinks. Then display Address code "01" by
pressing the "
-
(4) When the "Address data" blinks by pressing the "
button set the Indoor unit address data
by pressing the "
(Range of setting is 00-63.)
the remote controller is
" button, "
" button and
Address setting mode initial indicator
" button or "
" button and select
" button.
Remote controller address
Ex. When Remote controller
address "01" is selected.
" button or "
" button.
Address code
" button or "
Indoor unit address data
Ex. When Indoor unit address
data "12" is selected.
"
" button.