Sign In
Upload
Download
Table of Contents
Contents
Add to my manuals
Delete from my manuals
Share
URL of this page:
HTML Link:
Bookmark this page
Add
Manual will be automatically added to "My Manuals"
Print this page
×
Bookmark added
×
Added to my manuals
Manuals
Brands
LG Manuals
Air Conditioner
MULTI F MAX
Installation manual
LG MULTI F Installation Manual
Standard wall-mounted indoor unit
Hide thumbs
Also See for MULTI F
:
Installation manual
(361 pages)
,
Engineering manual
(224 pages)
,
Install
(9 pages)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
Table Of Contents
65
page
of
65
Go
/
65
Contents
Table of Contents
Troubleshooting
Bookmarks
Table of Contents
Safety Instructions
Table of Contents
Unit Nomenclature
Multi F Multi-Zone Systems — Indoor Units
Introduction
Multi F and Multi F MAX Standard Wall-Mounted Units
Installation Personnel
Required Tools/Parts
Included Parts
Multi F Standard Wall-Mounted Indoor Units
General Data
R410A Refrigerant
Specifications
Multi F Multi Zone Standard Wall-Mounted Indoor Unit Specifications
Dimensions
Refrigerant Piping Diagram
Wall-Mounted Indoor Unit Refrigerant Flow Diagram
Wall-Mounted Indoor Unit Refrigerant Pipe Sizes
Wall-Mounted Indoor Unit Refrigerant Pipe Connections
Installation
Unpack and Inspect for Freight Damage
Indoor Unit Location Selection
Installing Near a Heat or Steam Source
Required Clearances
Installing in an Area Exposed to Unconditioned Air
Standard Wall Mount Indoor Unit Ceiling Clearance
Standard Wall Mount Indoor Unit Clearance Requirements
Indoor Unit Connections
Choose Piping and Wiring Route
General Guidelines — HVT and HSV5 Wall-Mounted Indoor Units
Drilling the Piping Hole in the Wall
Preparing for Installation
Mounting the Installation Plate to the Wall
Installation Plate Attaching Screw Placement
Removing the Indoor Unit Bottom Cover
Latch over Screws on Indoor Unit Bottom Panel
Remove Screws from Bottom Panel.
Remove Bottom Panel
Back of Bottom Cover Completely Removed from Indoor Unit
Bottom Cover with Top and Middle Unsnapped, Front View
Close up of Bottom Cover Connections
Mounting the Indoor Unit to the Installation Plate
Attaching the Indoor Unit to the Installation Plate
Finishing Indoor Unit Installation to the Wall Plate
Indoor Unit Connections
Preparing for Piping/Electrical Connections
Positioning the Indoor Unit Piping/Electrical Connections
L-Bracket Closed
Improper Piping Bending
Keep Piping Straight
Piping Installation When Piping Is on the Left Side
Using a Conduit for Indoor Unit Wiring/Cable Installation
Piping Installation When Piping Is on the Right Side
Liquidtight 3/4 Inch Elbow Connector Attached to Flexible Conduit
Bundling
Bundling the Connection Components
Cutaway of Proper Pipe and Cable Bundling
Flaring Procedure
Tightening the Flare Nuts
Loosening the Flare Nuts
Multi F with LGRED Outdoor Unit to Indoor Unit Piping Connections
Indoor Unit Pipe Sizes
Connection Socket Dimensions
Indoor Unit Piping Connections
Installing Field Piping to the Outdoor Unit Piping Connections
Using the Connection Socket
Connection Socket Installation
Close up of the Field Piping to Outdoor Unit Piping Connection
Multi F MAX with LGRED Outdoor Unit System Piping Connections
Branch Distribution to Indoor Unit Piping Connections
Branch Distribution Ports to Indoor Units
Installing Field Piping to Branch Distribution Unit Piping Connections
Connection Socket Diagram, External View
Close up of Branch Distribution to Indoor Unit Piping Connections
Socket Connection
Outdoor Unit or Branch Distribution Unit to Indoor Unit Connections
Indoor Unit Condensate Drain Hose Installation
Flexible Drain Hose Connection
Correct Slope Angle for Drain Hose
HVT and HSV5 Outdoor Unit Drain Hose Extension
Condensate Drain Hose Installation
Drain Hose Insulation
Checking the Indoor Unit Drain Hose for Leaks
Incorrect Slope Angles for the Drain Hose
Refrigerant Piping System Insulation
Typical Air-Conditioned Location
Special Air-Conditioned Location
Insulation Guidelines for Typical and Special Circumstances
Installing Refrigerant Piping Insulation
Typical Unconditioned Location
Typical Refrigerant Line Flare Fitting Insulation Detail
Insulating the Piping
Safety Gguidelines
General Information
Wiring
Adding a Ring Terminal to the Wiring
Close up of a Typical Ring Terminal
Comunication Cable Connections
Power Wiring
LG Terminal Connections
Power Supply
Power Wiring Specifications
Cable Diagram
Communication
Connection Cable Specifications
Wiring Diagram
Schematic of System When the Wiring Is more than 130 Ft
System Schematic if Wiring Is Less than 130 Ft
Communication Cables from Indoor Units to Remote Controllers
Controller Options
Examples of Indoor Unit to Zone Controller Connection
Accessories for some Group Control Applications
Communication Cables between Multiple Indoor Units Operating as Group
Example of Indoor Unit Group to Zone Controller Connections
General Specifications
Communication Cable
Connecting to the Power Wiring
HVT Indoor Unit Wiring Installation Procedure
Indoor Unit Electrical Connections
Cable Installation When Piping Is on the Left/Right Side
Indoor Unit Knockout
Indoor Unit Terminal Block with Ground Cable
LMN079HVT, LMN159HVT, LMN249HVT Indoor Unit Wiring Diagram
Connecting to Indoor Unit Terminal Block
Indoor to Outdoor Unit/Branch Distribution Unit Terminal Connections
Power Wiring / Communication Cable Connections
Connecting the Power Wiring
HSV5 Indoor Unit Wiring Installation Procedure
Location of the Indoor Unit Terminal Block
Steps to Removing the Bottom Cover
Wiring When Piping Is on the Left/Right Side
LSN090HSV5, LSN120HSV5, LSN180HSV5 Indoor Units Wiring Diagram
Indoor to Outdoor, Branch Distribution Unit Terminal Connections
Optional Wall-Mounted Sensor and Controller
Wall-Mounted Sensor Installation
Wired Controller Installation
Final Installation Procedures
Reattaching the Bottom Panel
Reattaching the Indoor Unit Panels - HVT
Reattaching the Screws on the Bottom Panel
Inserting Bottom Cover Hinges into the Indoor Unit Channels
Reattaching the Indoor Unit Bottom Cover
Securing the Bottom Cover C-Hooks to Indoor Unit Sockets
Snapping the Top Left and Right Sides
Air Filter Disassembly and Assembly
Installing Batteries into the Handheld Remote Controller
Decoding the Error Display
Error Code Nomenclature Definitions
Error Codes
Troubleshooting Using Error Codes
Multi F / Multi F MAX with LGRED Outdoor Unit Error Codes
Installation Checklist
Advertisement
Quick Links
1
Multi F Multi-Zone Systems — Indoor Units
2
Installation
3
Error Codes
4
Troubleshooting Using Error Codes
Download this manual
STANDARD WALL-MOUNTED INDOOR UNIT
PHD Plumbing & HVAC (978)556-5617 (781)581-0700 https://phdplumbing.net
MULTI
MULTI
Installation
MANUAL
Models:
LMN079HVT
LSN090HSV5
LSN120HSV5
LMN159HVT
LSN180HSV5
LMN249HVT
F
F
MAX
7 kBtu
9 kBtu
12 kBtu
15 kBtu
18 kBtu
24 kBtu
Table of
Contents
Previous
Page
Next
Page
1
2
3
4
5
Advertisement
Table of Contents
Need help?
Do you have a question about the MULTI F and is the answer not in the manual?
Ask a question
Questions and answers
Related Manuals for LG MULTI F
Heat Pump LG MULTI F Installation Manual
Multi-zone heat pump systems (361 pages)
Air Conditioner LG MULTI F Engineering Manual
(224 pages)
Air Conditioner LG Tri-Zone Multi F Installation Manual
Outdoor unit, multi-zone heat pump systems 1.5 to 5 tons (80 pages)
Heat Pump LG MULTI F Engineering Manual
Multi-zone heat pump systems, 1.5 to 5 tons (77 pages)
Air Conditioner LG MULTI F Engineering Manual
R32 outdoor unit with lgred (74 pages)
Heat Pump LG MULTI F Engineering Manual
Multi f; multi f max with lg red heat pump outdoor unit (68 pages)
Air Conditioner LG LSN181HSV5 Installation Manual
Standard wall-mounted indoor unit (63 pages)
Air Conditioner LG MULTI F Installation Manual
Convertible mid-static ducted indoor unit (62 pages)
Air Conditioner LG LCN097HV4 Installation Manual
Ceiling cassette indoor unit (61 pages)
Air Conditioner LG KUMXA241A Owners & Installation Manual
(61 pages)
Air Conditioner LG LSN120HSV4 Installation Manual
Standard wall-mounted indoor unit (54 pages)
Air Conditioner LG MULTI F Installation Manual
Ceiling cassette indoor unit (51 pages)
Air Conditioner LG Multi F Install
Air-source system (9 pages)
Air Conditioner LG LSU090HSV5 Engineering Manual
Single zone high efficiency systems wall mounted 3/4 to 1-1/2 tons (60 pages)
Air Conditioner LG LG3ZMSS511 Owner's Manual
Standard/standard libero, artcool mirror, ceiling cassette (23 pages)
Air Conditioner LG A5UW406FA3 Manual
(7 pages)
This manual is also suitable for:
Multi f max
Lmn079hvt
Lsn090hsv5
Lsn120hsv5
Lmn159hvt
Lsn180hsv5
...
Show all
Lmn249hvt
Table of Contents
Print
Rename the bookmark
Delete bookmark?
Delete from my manuals?
Login
Sign In
OR
Sign in with Facebook
Sign in with Google
Upload manual
Upload from disk
Upload from URL
Need help?
Do you have a question about the MULTI F and is the answer not in the manual?
Questions and answers