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LG THERMA V Split User Manual

LG THERMA V Split
45 pages
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Comprehensive
application and
installation manual
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LG THERMA V Split Specifications

General IconGeneral
RefrigerantR32
Energy EfficiencyA+++
Power Supply220-240V, 50Hz
Sound Power LevelVaries by model
Noise Level (Outdoor)45 dB - 55 dB
Indoor Unit Dimensions (WxHxD)Varies by model
Outdoor Unit Dimensions (WxHxD)Varies by model
Indoor Unit WeightVaries by model
Outdoor Unit WeightVaries by model
Air Flow (Indoor)Varies by model

Summary

Introduction to Therma V System

Overview of Therma V System

Explains the Therma V system as an Air to Water Heat Pump for heating, cooling, and DHW.

Cycle Diagram of Therma V System

Illustrates the refrigerant cycle and main components of the Therma V system.

Product Diagram of Therma V Unit

Details the physical layout and numbered components of the Therma V unit.

System Design Applications

System 1 Design Application

Provides configuration and features for System 1, focusing on generic floor heating/cooling.

System 2 Design Application

Details System 2 configuration using indoor air temperature sensor for heating/cooling.

System 3 Design Application

Describes System 3 for DHW exclusive operation using a heat exchanger in a DHW tank.

System 4 Design Application

Outlines System 4 for DHW exclusive operation with separate heater control.

System 5 Design Application

Details System 5 for Space heating/cooling and DHW using a 3Way valve.

System 6 Design Application

Explains System 6 for FCU and floor heating, using a 2Way valve.

System 7 Design Application

Describes System 7 for heating/cooling using indoor air sensor and dry contact.

System 8 Design Application

Outlines System 8 for heating/cooling using indoor air sensor and thermostat.

System 9 Design Application

Details System 9 for hot water at two temperatures using a Thermostatic valve.

System 10 Design Application

Explains System 10 for floor heating with buffer tank and external pump.

System 11 Design Application

Describes System 11 for remote operation via smartphone using Wi-Fi.

System 12 Design Application

Outlines System 12 for DHW operation with solar heat as auxiliary.

Configuration Settings

Controller Configuration Details

Explains controller operation, display, buttons, and mode settings for the system.

DIP Switch Setting Guide

Details the function of each DIP switch on the indoor unit PCB for system setup.

Installation Checklist and Test Run

Pre-Installation Checklist

A comprehensive list to verify correct installation of piping, electrical, and unit placement.

Test Run Procedure

Procedures for pilot operation, air purge, and checking system performance after installation.

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