Electrical Wiring
• The address of indoor units would be set by auto addressing
1) Wait for 3 minutes after applying power supply (master and
sub outside unit, indoor unit).
2) Press the switch of the outside unit (SW02V) for 5 seconds.
3) A "88" is indicated on 7-segment LED of the outside unit
PCB.
4) For completing addressing, 2~7 minutes are required
depending on numbers of indoor unit connection set.
5) Numbers of indoor unit connection set whose addressing is
completed are indicated for 30seconds on 7-segment LED
of the outside unit PCB.
6) After completing addressing, address of each indoor unit is
indicated on the wired remote control display window.
(CH01, CH02, CH03, ............. CH06: Indicated as numbers
of indoor unit connection set.)
Indoor unit auto addressing
CAUTION
- In replacement of the indoor unit PCB, always perform auto address setting again.
If power supply is not applied to the indoor unit, operation error occurs.
Auto addressing is only possible on the main PCB
Auto addressing has to be performed after 3 minutes to improve communication.
u
The Procedure of Automatic Addressing
• Auto addressing setting end
Numbers of indoor unit connection set whose
addressing is completed are indicated for 30seconds
on 7-segment LED after completing setting
Indoor address number is displayed on wired remote control or
indoor unit display window. It is not an error message, will
disappeared when on/off button is pressed on remote control
ex) Display of 01, 02, ..., 15 means connection of 15 indoor
units and auto addressing is completed normally.
Auto addressing start
Waiting 3 minutes
Power On
Press SW02V for 5 sec.
7-segment LED = 88
Don't Press SW02V
Waiting about 2~7 minutes
7-segment LED
OK
YES
NO
Check the connections
of transmission line
= 88
Installation Manual
59
ENGLISH
Summary of Contents for ARWN Series
Page 75: ......
