56
ELECTRICAL WIRING
ENGLISH
Automatic Addressing
The address of indoor units would be set by Automatic Addressing
- Wait for 3 minutes after supplying power.
(IDU and ODU should be off)
- Press RED button of the outdoor units for 5 seconds. (5/6HP : SW01, 2.5/3/4HP : SW02)
- A “88” is indicated on 7-segment LED of the outdoor unit PCB.
- For completing addressing, 2~7 minutes are required depending on numbers of connected in-
door units
- Numbers of connected indoor units whose addressing is completed are indicated for 30 sec-
onds on 7-segment LED of the outdoor unit PCB
- After completing addressing, address of each indoor unit is indicated on the wired remote con-
trol display window. (CH01, CH02, CH03, ……, CH06 : Indicated as numbers of connected in-
door units)
(Main PCB)
CAUTION
• In replacement of the indoor unit PCB, always perform Automatic addressing setting again (At
that time, please check about using Independent power module to any indoor unit.)
• If power supply is not applied to the indoor unit, operation error occur.
• Automatic Addressing has to be performed after 3 minutes to improve communication.
!
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