LG MULTI V WATER IV ARWV100DAL4 Installation Manual page 44

Electrical Wiring
Indoor unit auto addressing
• The address of the indoor units would be set by auto addressing.
1) Wait for 3 minutes after applying power supply (master and slave 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 30 seconds on 7-segment LED of
the outside unit PCB.
6) After completing addressing, address of each indoor unit is indicated on the wired remote controller display window. (CH01,
CH02, CH03, .... CH06 : Indicated as number of indoor unit connection set.)
[MAIN PCB]
DIP-SWITCH 7 - Segment
WARNING
• When replacing the indoor unit PCB, you must execute the auto addressing again. Always execute
this with all the power of indoor units and outside units connected. If the power is not connected to
the indoor unit, it can generate an operation error.
• When power is connected to the Multi V Water II for the first time, it will standby for more than 3 min-
utes to improve the indoor unit communication, and then the address must be set.
44 44 Outside Unit Outside Unit
SW04C ( : cancel)
SW03C ( : forward)
SW02C ( : backward)
SW01C ( : confirm)
SW01D (reset)