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INSTALLATION MANUAL
BACKUP
HEATER
Please read this installation manual completely before installing the product.
Installation work must be performed in accordance with the national wiring
standards by authorized personnel only. Please retain this installation manual
for future reference after reading it thoroughly.
Original instruction
(Backup Heater, Electric Heater Accessory)
HA031M E1, HA061M E1, HA063M E1
Representative : LG Electronics Inc. EU Representative, LG Electronics European Shared Service Center B. V . Krijgsman 1, 1186 DM Amstelveen, The Netherlands
Manufacturer :
LG Electronics Inc. Changwon 2nd factory 84, Wanam-ro, Seongsan-gu, Changwon-si, Gyeongsangnam-do, KOREA
MFL68681815
Rev.01_022519
Copyright © 2018 - 2019 LG Electronics Inc. All Rights Reserved.
www.lg.com
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Table of Contents
Related Manuals for LG HA031M E1
Summarization of Contents
Safety Precautions
General Safety Symbols and Warnings
Explains the meaning of warning and caution symbols used in the manual for user safety.
Installation Safety Guidelines
Provides essential safety rules and precautions for the installation process of the unit.
Antifreeze and Installation Contact
Emphasizes contacting dealers for antifreeze and professional installation services.
Installation Site and Water System Precautions
Covers precautions for installation location, site deterioration, and water pipe system setup.
Operation Safety Guidelines
Details critical safety measures during the operation of the unit, including power cable and appliance placement.
Emergency and Operational Safety
Covers safety measures for storms, opening unit covers, and general operational conduct.
Electrical Component Safety
Advises on handling electrical parts with wet hands and safety after power disconnection.
Installation and Handling Precautions
Details safe practices for unit installation, lifting, and specific operational uses like special purposes.
Cleaning and Maintenance Safety
Guidelines for safe cleaning, maintenance, and handling of the unit, including tool usage.
Appliance Usage and User Responsibility
Defines safe usage for children and persons with reduced capabilities, and user maintenance rules.
Disposal of Old Appliance
Information on how to properly dispose of the old appliance according to environmental regulations.
Model Information
Model Number Nomenclature
Explains the structure and meaning of the product's model number for identification.
Installation Method
Installation Parts Checklist
Lists all components included in the product box required for installation.
Periodic Maintenance and Checks
Outlines essential maintenance checks, including water pressure and terminal block wiring, for optimal performance.
General Installation Guidelines and Unit Description
Provides general information, power source details, and a breakdown of unit components with numbering.
Operating Temperature and Water Pressure Limits
Specifies critical temperature and pressure parameters for safe and efficient operation of the unit.
Installation Environment and Site Considerations
Details ideal installation locations, environmental factors, and service space requirements for the unit.
Required Service Space for Maintenance
Illustrates recommended clearances around the unit for easy access during maintenance and piping.
Terminal Block and Wiring Identification
Explains terminal block symbols, connections, and wiring for different model capacities.
Connecting the Sensor Unit
Step-by-step guide on how to connect the sensor to the main unit's PCB.
Wiring the Electric Heater Accessory
Detailed instructions and diagrams for wiring the electric heater accessory to the unit.
Typical Installation Diagrams
Illustrates common installation configurations for heating-only and heating/cooling systems.
Installation Notes and Bypass Requirements
Highlights important installation notices, including condensation management and 3-way valve requirements.
3-Way Valve Installation for Bypass
Guides the installation of the 3-way valve for the heater bypass function, including wiring and warnings.
Final Checks and Valve Operation
Covers final checks for flow direction and troubleshooting valve operation issues like noise and vibration.
Wall Mounting Procedure
Step-by-step instructions for securely mounting the electric heater accessory on a wall.
Piping the Electric Heater
Detailed guide on connecting the water pipes to the electric heater, including pipe diameter adjustments.
Power and Connecting Cable Specifications
Details the required specifications for power and connecting cables, including wire types and areas.
Wiring Precautions and Hazards
Highlights crucial safety warnings and precautions to follow during wiring, including ELCB usage.
Circuit Breaker Specifications
Specifies the appropriate circuit breaker (ELCB) ratings for different unit capacities.
DIP Switch Configuration
Explains how to set the DIP switches for selecting electric heater capacity and other functions.
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