LG Hydro Kit ARNH04GK2A4, Installation Manual, Page: 42 / 63

42 Hydro Kit
As
Hydro Kit
(For Medium Temperature) is designed to satisfy various installation environment, it is
important to set up system correctly. If not configured correctly, improper operation or degrade of
performance can be expected.
DIP Switch Setting
6. System Set-Up
• Turn off electric power supply before setting DIP switch.
There is risk of electric shock.
• Always set DIP swith #6 to ON.
• If DIP switch is not set as below, the unit may not
operate properly.
※
short key
x
: OFF
●
: On
Description
DIP switch setting
Function Default
1 2 3 4 5 6 7 8
Group Control
x
Master
○
●
Slave
Installation
Scene
x x
Floor heating only
● x
Floor h Hot water + solar booster
x ●
Floor h Hot water
○
● ●
Hot water only
Emergency
operation
x
High temperature operation
○
●
Low temperature operation
Water pump
control
x
Water pump controlled with Hydro Kit
●
Water pump NOT controlled with Hydro Kit
○
Antifreeze
operation mode
● x
Nomal operation mode (connect short key)
○
● ●
Antifreeze operation mode (disconnect short key)
Thermostat
conncetion
x
Thermostat NOT installed
○
●
Thermostat installed
CAUTION:
After adding brine(Anti-freeze) only the Water circuit can be set to Anti
Freeze mode.
Otherwise the product may malfunction due to freezing and bursting.
WARNING:
Do not add brine(Anti-freeze) during Hot water mode.
System Set-Up