Toshiba MMY-MAP0806HT8P-E Installation Manual page 77

SW13
Line (system) address
1 2
26 ― ―
27
― ―
28
― ―
" ": not used for system address setting (Do not change their positions.)
―
2
Be sure to disconnect the relay connectors between the [U1U2] and [U3U4] terminals on
all the header outdoor units that will be connected to the central control. (Factory default:
disconnected)
2
3
Turn on indoor units first, and then turn on outdoor units.
4
About 1 minute after turning the power on, confirm that the 7-segment display on the interface
P.C. board of the header outdoor unit indicates
5
Press SW15 to start the automatic address setting.
(It may take up to 10 minutes (normally about 5 minutes) to complete one line's setting.)
6
The 7-segment display indicates
After the indication, U. 1. - - - ( U. 1. flash )
When the flashing stops and U. 1. - - - ( U. 1. light ) ,
complete.
7
Repeat steps 4 to 6 for other refrigerant lines.
8
After completing address setting of all systems, turn off DIP switch 2 of SW30 on the interface
P.C. boards of all the header outdoor units connected to the same central control, except the
unit that has the lowest address.
(For unifying the termination of the wiring for the central control of indoor and outdoor units)
151-EN
1117101201-3 EN.indd 76 1117101201-3 EN.indd 76
SW14
3 4 1 2 3
― ™ ™ Í Í
™ Í ™ Í
―
™ ™ ™ Í
―
U1 U2 S U3 U4 U5 U6 S
TO TO TO
INDOOR SHIELD CENTRAL OUTDOOR SHIELD
UNIT CONTROLLER UNIT
U. 1. L08 ( U. 1. flash ) .
Auto 1 → Auto 2 → Auto 3 .
starts flashing on the display.
remains lit on the display, the setting is
9
Connect the relay connectors between the [U1, U2] and [U3, U4] terminals of the header
4
outdoor unit of each refrigerant line.
™
™
™
10
Set the central control address.
(For the setting of the central control address, refer to the installation manuals of the central control devices.)
Header unit interface P.C. board
– 76 –
9
U1 U2 S U3 U4 U5 U6 S
TO TO TO
INDOOR SHIELD CENTRAL OUTDOOR SHIELD
UNIT CONTROLLER UNIT
SW15
SW04 SW05
D600 D601 D602 D603 D604
7-segment
display
SW13 SW14
SW01 SW02 SW03
SW30
1 2
152-EN
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