Owner’s Manual

TABLE OF CONTENTS
2
4 IMPORTANT SAFETY
INSTRUCTIONS
4 READ ALL INSTRUCTIONS BEFORE USE
4 Safety Messages
4 WARNING INSTRUCTIONS
4 Technical Safety
5 Installation
5 Operation
6 Wireless Remote Control
6 Maintenance
6 Refrigerant
6 CAUTION INSTRUCTIONS
6 Installation
7 Operation
7 Maintenance
8 OPERATION
8 Before Use
8 Notes for Operation
8 Suggestions for Energy Saving
9 Product Overview
9 4way Cassette
10 Display
10 Manual Operation
10 Restoring the Previous Settings
11 Preparing before Operation
11 Inserting the Batteries into the Wireless
Remote Control
11 Installing the Remote Control Holder
11 Setting the Current Time on the Wireless
Remote Control
12 Selecting Fahrenheit or Celsius
13 Wireless Remote Control Overview
13 Wireless Remote Control
16 Using Wireless Remote Control
16 Operating with the Wireless Remote
Control
16 Cooling, Auto, Dehumidification, Heating,
Fan Mode
16 Jet Mode
17 Adjusting the Fan Speed
17 Adjusting the Airflow Direction
18 Timer Setting
19 Special Functions
21 Checking Room Temperature
21 How to Use Air Purification (On Some
Models)
21 Checking Overall Cleanliness (On Some
Models)
23 Air Quality Level Color Setting (On Some
Models)
24 SMART FUNCTIONS
24 LG ThinQ Application
24 LG ThinQ Application Features
24 Before Using LG ThinQ Application
25 Installing LG ThinQ Application
25 Open Source Software Notice Information
25 FCC Notice
25 FCC RF Radiation Exposure Statement
25 Industry Canada Statement
25 RF Radiation Exposure Statement
25 Wireless LAN Module Specifications
26 Diagnosis Using LG ThinQ
26 Using LG ThinQ to Diagnose Issues
27 MAINTENANCE
27 Cleaning
27 Cleaning Interval
28 Cleaning the Air Filter
29 Cleaning the Deodorization Filter and
PM1.0 Filter (On Some Models)
31 Cleaning the PM1.0 Sensor
32 Tips for Maintenance
32 Before Long Periods of Disuse
32 After Long Periods of Disuse
33 TROUBLESHOOTING
33 Before Calling for Service
33 Self-Diagnosis Function
33 Operation
35 Performance
35 Wi-Fi
37 LIMITED WARRANTY
37 USA