Engineering Manual
Table Of Contents
- Convergence of Technology, Innovation, Flexibility, & Style
- Unit Nomenclature
- Outdoor Unit Overview
- Indoor Unit Overview
- Controls and Options Overview
- Art Cool Mirror Indoor Units
- General Data / Specifications
- Dimensions
- Cooling Capacity Table
- Heating Capacity Table
- Acoustic Data
- Air Velocity and Temperature Distribution
- Refrigerant Flow Diagram
- Wiring Diagram
- Factory Supplied Parts and Materials
- Installation and Best Layout Practices
- Art Cool Gallery Indoor Units
- General Data / Specifications
- Dimensions
- Cooling Capacity Table
- Heating Capacity Table
- Acoustic Data
- Air Velocity and Temperature Distribution
- Refrigerant Flow Diagram
- Wiring Diagram
- Factory Supplied Parts and Materials
- Installation and Best Layout Practices
- Standard Wall-Mounted Indoor Units
- General Data / Specifications
- Dimensions
- Cooling Capacity Table
- Heating Capacity Table
- Acoustic Data
- Air Velocity and Temperature Distribution
- Refrigerant Flow Diagram
- Wiring Diagram
- Factory Supplied Parts and Materials
- Installation and Best Layout Practices
- Duct (Low Static) Indoor Units
- General Data / Specifications
- Dimensions
- Cooling Capacity Table
- Heating Capacity Table
- External Static Pressure
- Acoustic Data
- Refrigerant Flow Diagrams
- Wiring Diagram
- Factory Supplied Parts and Materials
- Installation and Best Layout Practices
- Duct (High Static) Indoor Units
- General Data / Specifications
- Dimensions
- Cooling Capacity Table
- Heating Capacity Table
- External Static Pressure / Acoustic Data
- Refrigerant Flow Diagrams
- Wiring Diagrams
- Factory Supplied Parts and Materials / Installation
- Installation and Best Layout Practices
- Four-Way Ceiling Cassette Indoor Units
- General Data / Specifications
- Dimensions
- Dimensions
- Cooling Capacity Table
- Heating Capacity Table
- Acoustic Data
- Air Velocity and Temperature Distribution
- Refrigerant Flow Diagram
- Wiring Diagram
- Factory Supplied Parts and Materials
- Installation and Best Layout Practices
- Vertical-Horizontal Indoor Units
- General Data / Specifications
- Dimensions
- Cooling Capacity Table
- Heating Capacity Table
- External Static Pressure
- Acoustic Data
- Refrigerant Flow Diagram
- Wiring Diagram
- Factory Supplied Parts and Materials
- Installation and Best Layout Practices
- Equipment Selection Procedure
- Building Ventilation Design Guide
- Placement Considerations
- Refrigerant Piping Design
- Design Guideline Summary
- Creating a Balanced System / Manual Layout Procedure
- LG Engineered Multi F MAX Y-Branch Kit
- Refrigerant Charge
- Installation & Layout Best Practices
- Refrigerant Piping System Layout
- Piping Insulation
- Condensate Drain Piping
- Y-Branch Kit
- Wiring Connections
- Power Wiring (208-230V) and Communications Cable Details
- Indoor Unit Group Control
- Acronyms
Due to our policy of continuous product innovation, some specications may change without notication.
©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG” is a registered trademark of LG Corp.
12 | INTRODUCTION
Multi F and Multi F MAX Indoor Unit Engineering Manual
MULTI
F
MAX
MULTI
F
CONTROLS AND OPTIONS OVERVIEW
Table 9: Indoor Units—Functions, Controls and Options.
Indoor Unit Type
ART COOL™
Mirror Wall
Mounted
ART COOL™
Gallery
Standard Wall
Mounted
Ceiling
Concealed
(Low Static)
Ducted
Ceiling
Concealed
(High Static)
Ducted
Four-Way
Ceiling
Cassette
Vertical-
Horizontal Air
Handling Unit
Airow
Air supply outlets
1 3 1 1 2 4 1
Airflow direction (left/right)
Auto Auto Auto
Airflow direction (up/down)
Auto Auto Auto Auto
Auto swing (left/right)
√ √ √
Auto swing (up/down)
√ √ √ √
Airflow steps (fan/cool/heat)
6 / 6 / 5 5 / 5 / 4 6 / 6 / 5 3 / 3 / 3 3 / 3 / 3 4 / 5 / 4 3 / 3 / 3
Chaos wind (random fan speed)
√ √ √ √
Jet-cool
√ √ √ √
Swirl wind
√
Filter
Washable anti-fungal
1
√ √ √ √ √ √
Plasma
2
√ √ o
3
3M HAF
2
√
Ventilation
√
4
Operation
Drain pump
√ √ √
E.S.P. control
√ √ √
Electric heater
o
High ceiling
√
Hot Start
√ √ √ √ √ √ √
Self diagnostics
√ √ √ √ √ √ √
Soft Dry (dehumidification)
√ √ √ √ √ √ √
Auto operation
√ √ √ √ √ √ √
Auto clean (coil dry)
√ √ √
Auto restart
√ √ √ √ √ √ √
Child lock
o o o o o o o
Forced operation
√ √ √ √
Group control – Requires the use
of one Group control Cable Kit
(PZCWRCG3) for every
additional indoor unit
o o o o o o o
Sleep mode
√ √ √ √ √ √ √
Timer (on/off)
√ √ √ √ √ √ √
Weekly schedule
o o o √ √ o √
Two thermistor control
o o o o o o o
Controllers
7-Day programmable controller
o o o o o o o
Simple wired remote controller
o o o √ √ o √
Wireless LCD remote control
√ √ √ o
5
o
5
√ o
5
Dry contact
o o o o o o o
Dry contact (temperature setting)
o o o o o o o
Central control (LGAP)
√ √ √ √ √ √ √
Connector for Water Sensor
√ √ √
1
Primary washable filters.
2
Secondary filter (plasma: HVT wall-mount and cassette; 3M: HSV4)
3
Branch location and static pressure requirements. Requires PTPKQ0
Plasma kit.
4
Requires ventilation kit PTVK430 (Temperature, humidity, and volume
limitations apply).
5
Requires wired zone controller.
√ = Standard feature
o = Unit option