LG A7UQ486FA0 Manuals

Manuals and User Guides for LG A7UQ486FA0. We have 1 LG A7UQ486FA0 manual available for free PDF download: Service Manual

LG A7UQ486FA0 Service Manual

LG A7UQ486FA0 Service Manual (238 pages)

Multi Type

Brand: LG | Category: Air Conditioner | Size: 20.7 MB

Table of Contents

Service Manual
1
Table of Contents
2
Model Number Nomenclature

3
- Symbols Used in this Manual
  5
  - Indoor Units
    5
  - Outdoor Units
    5
Safety Precautions

6
Dimensions

12
- Indoor Unit
  12
- Duct Type
  14
- Outdoor Unit
  20
Product Specifications

22
Installation

28
- Select the Best Location of Indoor Unit
  28
- How to Fix
  31
- Sticking the Installation Guide Map and Fixing Indoor Unit
  33
- Piping and Drainage of Indoor Unit
  38
- Connection of Indoor Unit Piping
  39
  - For Left Rear Piping
    45
  - Ceiling Mounting
    51
  - Drill a Hole in the Wall
    52
  - Drain Hose
    53
  - Indoor Unit Installation
    59
- Remote Controller Installation
  62
- Connecting Pipings and the Cable to Outdoor Unit
  64
- Electric Characteristics
  66
- Checking the Drainage and Pipe Forming
  67
- Drain Piping
  69
- Maximum Length of Pipe and Extra Charge of Refrigerant Charge
  72
  - Refrigerant Charge
    76
  - Piping Connection Size
    77
- Test Running
  79
- Ceiling Cassette Type
  81
- System Layout and Piping Length
  82
- Installation
  83
- Installation of the Main Unit
  84
- Connection of Piping
  85
- Connection of Wiring
  86
Operation

87
- Function of Control
  87
  - Sleep Timer Operation
    90
  - Forced Operation
    91
- Function of Indoor Unit
  92
- Function of Outdoor Unit
  98
- Remote Control Operation
  99
- Wiring Design
  103
Control Devices and Function

107
- Simple Central Control
  107
- Term of each Part and Function
  107
- Electrical Wiring
  108
  - Test Run Method
    111
  - Rotary Switch
    113
- Deluxe Central Control
  114
  - System Control
    118
  - System Configuration
    119
  - Main Specifications
    119
  - Control System
    119
Disassembly of the Parts (Indoor Unit)

120
- Indoor Unit
  120
Schematic Diagram

134
- Electronic Control Device
  134
- Wiring Diagram
  143
- Components Locations
  147
Troubleshooting Guide

162
- Refrigeration Cycle Diagram
  162
- Self-Diagnosis Function
  168
- Cycle Troubleshooting Guide
  169
- Electronic Parts Troubleshooting Guide
  170
- When the Louver Does Not Operate
  174
- General Information
  175
(3-Way) Valve

191
- Pumping down
  192
Exploded View & Replacement Parts List

195
- Indoor Unit
  195
- Outdoor Unit
  224
224 Multi Type Air Conditioner

224

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