80 2 Zone Controller - LG THERMA V HN0916T Installation Manual

ACCESSORIES INSTALLATION
80
2 Zone Controller
This product can be used by connecting the 2 zone controller module supplied in the field. The 2
zone controller module can communicate with the wired remote controller. The 2 zone controller
module lets you enable the individual control of each zone.
- For detailed installation method refer to 2 zone controller installation manual.
How to wire 2 Zone controller
[Parts of 2 zone controller]
2 Zone Controller body
Follow below procedures step 1 ~ step 4.
Step 1. Check if the power of the unit is turned off.
Step 2. Disassembly front panels and Distinguish control box(Indoor) of the unit.
Step 3. Check if the harness(White) is inserted fully to the indoor unit PCB (CN_COM).
Step 4. Connect the wire to terminal block 4 (17/18).
Indoor PCB
CN_COM
17
A
CN_COM
-
RS485
ON
1
RST_2
CN_UART
2 Zone controller
18 17 : Black
18 : White
B
UNIVERSAL INPUT
ON
2 3 4 1 2 3 4
SW01 SW02
RST_1
DIGITAL OUTPUT