Automatic Address Setting; Interface P.c. Board On The Outdoor Unit - Toshiba Carrier MCY-MAP0367HS-UL Installation Manual

 Automatic address setting
No central control (single refrigerant line):
Central control of 2 or more refrigerant lines:
When controlling a single refrigerant line
(Example)
Address setting procedure To procedure 1
Outdoor
Central
control
System wiring diagram
Indoor Indoor
Remote Remote
control control
Address setting procedure 1
1
Turn on the indoor units first, and then turn on the outdoor units.
2
About one minute after turning the power on, confirm that the 7-segment display on the interface P.C.
board of the outdoor unit indicates U. 1. L08 (U. 1. flash)
3
Press SW 15 to start the automatic address setting.
It may take up to 10 minutes (normally about 5 minutes) to complete one line's setting.
4
Auto 1  Auto 2  Auto 3
The 7-segment display indicates
After the indication, U. 1. - - - (U. 1. flash)
When the flashing stops and
U. 1. - - - (U. 1. light)

Interface P.C. board on the outdoor unit

3
SW04 SW05 SW15
2, 4
D600 D601 D602 D603 D604
SW01 SW02 SW03
EN-35
go to Address setting procedure 1
go to Address setting procedure 2
When controlling 2 or more refrigerant
centrally lines centrally
To procedure 2
Outdoor Outdoor Outdoor
Central
control
Indoor Indoor Indoor Indoor Indoor
Remote Remote Remote Remote
control control control control
.
.
starts flashing on the display.
remains lit on the display, the setting is complete.
REQUIREMENT
• When 2 or more refrigerant lines are controlled as a group, be sure to turn on all the indoor units in the group before
setting the addresses.
• If you set the unit addresses of each line separately, each line's header indoor unit is set separately. In that case,
the CODE No. "L03" (Indoor header unit overlap) is indicated as running starts. Change the group address to make
one unit the header unit using the wired remote control.
Central
(Example)
control
Indoor
System wiring diagram
– 18 –
Controlling 2 or more refrigerant lines as a group
Outdoor Outdoor
Indoor Indoor Indoor Indoor
(Group control)
Remote
control
Installation Manual
EN-36