Contents
Room Air Conditioner
Table of Contents
Installation
Safety Precautions
Do not modify or extend the power cord
Be sure not to do Be sure to follow the instruction
Operation
Moisture may condense and wet or damage furnishings
Low refrigerant levels may cause product failure
Keep level even when installing the product
Salt spray directly
Occupants
Solvents, etc
On the product. outdoor unit
Replace all the batteries in the remote
Disuse
Do not drink the water drained from the unit
Indoor Unit
Dimensions
Symbols Used in this Manual
Model Btu Series Dimension Mminch 109042.9 30011.8 1787.0
9k, 12k
Outdoor Unit
DIM
18k, 24k
Introduction
Features
Installation Tools
Installation
Installation Parts
Bushing-Sleeve
Installation Map
This Product Contains R-410A Refrigerant
Confirm The Refrigerant
Select The Best Location
Rooftop Installations
Indoor unit
Outdoor unit
Evap Moz/ft
Piping Length And Elevation
Drill a Hole In The Wall
How To Mount Installation Plate
Cut the pipes and the cable
Flaring Work
Burrs removal
Putting nut on
Indoor
Connecting The Piping
Indoor unit installation
Tighten the flare nut with a wrench
Wrap the insulation material around the connecting portion
Indoor unit installation
Insert the connecting cable into the indoor unit
Connection Indoor
Incorrect case
Correct case
Connection Of Piping -Outdoor
Connection Of The Drain Hose
Connection Of The Cable
Wiring Diagram
Room Air Conditioner
Drain piping
Checking The Drainage
Seal small openings around pipings with a gum type sealer
Forming The Piping
Air purging With Vacuum Pump
Air Purging
Preparation
Leak test
Finishing the job
Evacuation
Btu/h
Charging
Test Running
Prepare remote control
Settlement of outdoor unit
Evaluation of the performance
Healthy Dehumidification Mode
Cooling Mode Operation
Operation
Function of Controls
Defrost Control
Heating Mode Operation
Chaos Natural Wind Mode
Sleep Timer Operation
Jet Cool Mode Operation C/O Model
Jet Cool Mode Operation H/P Model
Test operation
Forced operation
Auto restart
Protection of the evaporator pipe from frosting
Heating Model
Display Function
Self-diagnosis Function
Operation Mode
Remote Control Operations
To remove the Grille from the Chassis
Disassembly
To remove the Control Box
To remove the Motor Cover
Refrigeration Cycle Diagram
Troubleshooting Guide
Cooling Only Models
Cooling & Heating Models
Way Valve Liquid Side
Way, 3-way Valve
Pumping Down
Procedure
Balance Refrigerant of the 3-way Valve
Vacuum pump
After Evacuation
Gas Charging
Method of using equation
Method of using graph
According to Indoor & Outdoor Temperature
Additional gas charging
Trouble analysis
Cycle Parts
Product does not operate at all
Electronic Parts 9k model
Electronic Parts 18k model
Product is not operate with the remote controller
Compressor/Outdoor Fan are unable to drive.9k Model
Compressor/Outdoor Fan are unable to drive.18k Model
Nector
When indoor Fan does not operate
When Vertical Louver does not operate
When a comunication error occurs
Indoor Unit
Phenomena in case of connecting error
Outdoor Unit
Electric Control Device
Schematic Diagram
Outdoor 9k, 12k
Outdoor 18k, 24k
Wiring Diagram
Models 9kC/O Models 12kH/P, 12kC/O, H/P
Models 18kC/O Models 18kH/P, 24kC/O, H/P
Components Location
Outdoor9k, 12k
Outdoor18k, 24k
6871A20680
6871A20681
Cooling Only
Product Specifications
LS090HE LS120HE LS180HE LS240HE
Cooling & Heating
Exploded View
Outdoor Unit 9k, 12k Btu/h Seriess
435512
W0CZZ-2
Outdoor Unit 18kH/P, 24k Seriess
Parts List Indoor
Replacement Parts List
LSN180CE
LSU120HE
Parts List Outdoor
Replacement Parts List
LSU240HE
No A20462V