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