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Owner 's Manual
REFRIGERATOR
FREEZER
Please read carefully the manual instruction and safety caution
before operating your refrigerator and retain it for future reference
GT-B3128PZ
GT-B3127PZ
P/ No. : MFL68683036_Rev.05
GT-B2757CP
GR-B2757PZ
Copyright © 2017 - 2020 LG Electronics Inc. All Rights Reserved
www.lg.com

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Table of Contents
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Summarization of Contents

Important Safety Information
Basic Safety Precautions
Defines safety alert symbols, hazard words (WARNING, CAUTION), and general safety message structure.
Risk of Fire and Flammable Materials
Details risks associated with flammable materials and refrigerants (R600a), including ventilation requirements.
Electrical Safety and Appliance Usage
Covers power connection, cord handling, appliance use in specific environments, and LED lamp replacement warnings.
Safe Power Connection and Usage
Emphasizes correct power plug handling, grounding, and safe practices when using the refrigerator.
Operational Safety Precautions
Advises against improper installation locations, use of flammable items, and heating devices near the refrigerator.
Appliance Operation and Hazard Avoidance
Highlights risks from water spray, unauthorized repairs, gas leaks, and improper installation on unstable surfaces.
Handling and Storage Safety
Warns against inserting hands into openings, touching frozen items with wet hands, and storing bottles in the freezer.
Installation and Storage Hazards
Cautions against wet locations, inserting hands, carrying the unit, and storing explosive substances.
Installation
Select a Good Location
Guidance on choosing an optimal placement for the refrigerator, considering environmental factors and ventilation.
Installation Steps and Initial Setup
Steps including cleaning, accessory placement, power connection, and running the appliance before use.
Feature Chart
Compartment Components Overview
Visual identification and labeling of key parts within the freezer and refrigerator compartments.
Operations
Starting and Temperature Control
Instructions for initial startup, stabilization, and adjusting temperature controls for refrigerator and freezer.
Hygiene Fresh and Ice Making
Details on the optional Hygiene Fresh filter and procedures for making ice using different systems.
Defrosting and Pull Out Tray
Explanation of automatic defrost and how to use the optional pull-out tray for easier access.
Deodorizer Functionality
Information on the optional deodorizer, its passive operation, and methods for reviving its effectiveness.
Suggestions on Food Storage
General Food Storage Guidelines
Tips for storing food to maintain freshness, including covering, ventilation, and temperature considerations.
Freezer Compartment Storage Recommendations
Specific advice for storing frozen foods, avoiding bottles, and optimal placement for air circulation.
Refrigerator Compartment Storage Advice
Guidelines for storing fresh foods, washing produce, and positioning eggs for maximum freshness.
Cleaning
Cleaning Procedures and Precautions
Instructions for cleaning the exterior and interior, including warnings about cleaning agents and electrical parts.
General Information
Vacation, Power Failure, and Moving
Advice for managing the appliance during extended absences, power interruptions, or relocation.
Anti-Condensation Pipe Function
Explanation of the anti-condensation pipe and why the cabinet may feel warm.
Lamp Replacement
LED Lamp Replacement Note
Information that the LED lamp is not user-replaceable and requires contacting a service center.
Important Warnings
Extension Cord and Power Cord Safety
Strict warnings against using extension cords and modifying the power cord for electrical safety.
Grounding and Plug Accessibility
Emphasizes the necessity of proper grounding and accessible supply plugs for preventing shocks.
Child Safety and Appliance Disposal
Crucial warnings about empty refrigerators attracting children and the proper recycling of old appliances.
Before Calling for Service
Troubleshooting Common Refrigerator Issues
A diagnostic guide listing common problems and their potential causes and solutions.
Earth/Grounding Construction (Optional)
Earth Wire Connection Guide
Instructions for correctly connecting the earth wire to the appliance and the ground.
Prohibited Grounding Connections
Lists specific locations, like gas pipes and water taps, where earth wires must not be connected due to safety risks.
Grounding Requirements in Wet Areas
Mandates earth wire installation in humid or wet locations and potential need for circuit breakers.
Smart Diagnosis (Only for Applied Models)
LG ThinQ Application Installation
Steps to download, install, and register the LG ThinQ mobile application.
Diagnosing Issues via LG ThinQ
Using the app to transmit diagnostic data for remote troubleshooting of appliance problems.
Performing Audible Diagnosis
A detailed procedure for using the refrigerator's controls to perform an audible diagnostic test.

Table of Contents