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44
MUL
TI V Hydro Kit Medium T
emperature (K2) Installation Manual
Due to our policy of continuous product innovation, some specifications may change without notification.
©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG Life’s Good” is a registered trademark of LG Corp.
INSTALLING THE WATER CIRCUIT
Application Options
The water circuit guidelines and diagrams are for illustrative purposes and are to be used for references only; not all components and accessories
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local, state, and federal codes.
Water Tank (Domestic Hot Water)
Field Supplied
LG Supplied
Drain
Water Supply
Wired Remote
Controller
Wi-Fi Module
Flow Switch (in Hydro Kit)
Hydro Kit
Balancing
Valve with
Flow Meter
Strainer
Water
Pump
Automatic
Air Separator
Magnetic Dirt
Separator
Pressure Safety
Release Valve
Service Port
(Drain Valve)
Service Port
(Drain Valve)
Pressure
Meter
Check
Valve
Shut-Off Valve
Shut-Off Valve
Shut-Off Valve
Shut-Off
Valve
Expansion Tank
Water Tank
Temperature
Sensor
Domestic
Hot Water
Tank
Figure 26: Water Tank (Domestic Hot Water) System Diagram.
• Hydro Kit PCB DIP Switch Group 2 must be set correctly for water tank (domestic hot water) applications. (Refer to the Hydro Kit DIP Switch
Settings pages in the Pre-Commissioning section.)
• The domestic hot water tank is for hot water applications and uses the indirect heat exchange method for heating;
do not add anti-
freeze like ethylene glycol to its water.
• See the Indirect Water Storage Tank Sensor Well and Sensor Installation information.