LG VM121H9 NJM0 User Manual

www.lg.com
OWNER’S MANUAL
Copyright © 2019 - 2020 LG Electronics Inc. All Rights Reserved
TYPE: WALL MOUNTED
MFL69893206
Rev.05_062220
EN ENGLISH SP ESPAÑOL
Read this owner's manual thoroughly before operating the
appliance and keep it handy for reference at all times.
MODELS
Indoor Unit
VR182CW NKM1 (S4NQ18KLRPA) VM121C8 NJM0 (S4NQ12JA3WF) VM122C9 NJM0 (S4NQ12JA31C) VM121H9 NJM0 (S4NW12JA31D) VM242H9 NKM0 (S4NW24KE311)
VR122HD NJM0 (S4NW12JARPA) VX122C8 NJM0 (S4NQ12JA3AD) VM122C9K NJM0 (S4NQ12JA31C) VM121H9K NJM0 (S4NW12JA31D) VM242C9 NKM0 (S4NQ24K231D)
VP182CR NKM1 (S4NQ18KL2PA) VX122C8K NJM0 (S4NQ12JA3AD) VM122H9 NJM0 (S4NW12JA31A) VM121C9 NJM0 (S4NQ12JA31F) VM242C9K NKM0 (S4NQ24K231D)
VP122HR NJM0 (S4NW12JA2PA) VX122CX NJM0 (S4NQ12JA3A1) VM182H9 NKM0 (S4NW18KL31A) VM121C9K NJM0 (S4NQ12JA31F)
VP182HR NKM0 (S4NW18KL2PA) VX182C9 NJM0 (S4NQ18JL3WA) VM182C9 NKM0 (S4NQ18KL31A)
VP242HR NKM0 (S4NW24KE2P1) VX182C9K NJM0 (S4NQ18JL3WA) VM182C9K NKM0 (S4NQ18KL31A)
Outdoor Unit
VR182CW USM1 (S4UQ18KLRPA) VM121C8 USM0 (S4UQ12JA3WF) VM122C9 USM0 (S4UQ12JA31C) VM121H9 USM0 (S4UW12JA31D) VM242H9 USM0 (S4UW24KE311)
VR122HD USM0 (S4UW12JARPA) VX122C8 USM0 (S4UQ12JA3AD) VM122C9K USM0 (S4UQ12JA31C) VM121H9K USM0 (S4UW12JA31D) VM242C9 USM0 (S4UQ24K231D)
VP182CR USM1 (S4UQ18KL2PA) VX122C8K USM0 (S4UQ12JA3AD) VM122H9 USM0 (S4UW12JA31A) VM121C9 USM0 (S4UQ12JA31F) VM242C9K USM0 (S4UQ24K231D)
VP122HR USM0 (S4UW12JA2PA) VX122CX USM0 (S4UQ12JA3A1) VM182H9 USM0 (S4UW18KL31A) VM121C9K USM0 (S4UQ12JA31F)
VP182HR USM0 (S4UW18KL2PA) VX182C9 USM0 (S4UQ18JL3WA) VM182C9 USM0 (S4UQ18KL31A)
VP242HR USM0 (S4UW24KE2P1) VX182C9K USM0 (S4UQ18JL3WA) VM182C9K USM0 (S4UQ18KL31A)
AIR CONDITIONER

LG VM121H9 NJM0 Specifications

General

Brand	LG
Model	VM121H9 NJM0
Category	Air Conditioner
Language	English

Summary

Safety Instructions

Important Safety Instructions

Key safety guidelines to prevent risks and damage from incorrect operation.

Installation Safety Precautions

Precautions for safe installation, including placement and electrical connections.

Technical Safety and Grounding

Guidelines for installation, grounding, and refrigerant handling by qualified personnel.

Cautionary Installation Advice

Operation

Wireless Remote Control Basics

Instructions for inserting batteries, installing the holder, and basic operation of the remote.

Advanced Remote Control Features

Detailed guide to various buttons and functions available on the remote control.

Auto Restart and Mode Selection

Special Operation Modes

Heating, Fan, and Jet Mode Operations

Timer Functions Management

Smart Functions

LG ThinQ Application Setup

Guide to installing and connecting the LG ThinQ app to your appliance.

Smart Diagnosis Features

How to use the Smart Diagnosis function for troubleshooting and audible diagnosis.

Troubleshooting

Self-Diagnosis and Pre-Service Checks

How the self-diagnosis works and checks to perform before contacting service.

Common Air Conditioner Issues and Solutions

Table of symptoms, possible causes, and solutions for troubleshooting.