LG LB-F3681HL Manuals

Manuals and User Guides for LG LB-F3681HL. We have 1 LG LB-F3681HL manual available for free PDF download: Service Manual

LG LB-F3681HL Service Manual

LG LB-F3681HL Service Manual (55 pages)

Ceiling Duct Type Air Conditioner

Brand: LG | Category: Air Conditioner | Size: 1.74 MB

Table of Contents

Table of Contents
2
Functions
3
Remote Controller
4
Product Specifications (Cooling & Heating)
5
Dimensions
9
Refrigeration Cycle Diagram
11
- Outdoor Wiring Diagram
  13
- Indoor Wiring Diagram
  13
Wiring Diagram
13
- Heat Pump
  14
- The Function of Main Control
  19
- Time Delay Safety Control
  19
- Soft-Dry Operation
  19
Operation Details
19
- Heating Mode Operation
  20
- Hot-Start Control
  20
- Defrost Control
  21
- Self-Diagnosis Function
  21
- Piping Length and the Elevation
  22
- Selection of the Best Location
  22
Installation of Indoor, Outdoor Unit
22
- Ceiling Dimension and Hanging Bolt Location
  23
- Position of Suspension Bolt
  23
- Position of Console Bolt
  23
- The Indoor Unit Installation
  24
- Remote Controller Installation
  24
- Installation of the Remote Controller
  24
- Routing of the Remote Controller Cord
  24
- How to Insert Batteries
  25
- Wired Remote Control Installation
  25
- How to Mount Onto a Wall
  25
- Remote Control Preparation
  25
- Connecting Cables to the Indoor Unit
  26
- Clamping of Cables
  26
- Electrical Wiring
  27
- Wiring Connection
  27
- Capacity of Circuit Breaker
  27
- Burrs Removal
  28
- Connecting Pipes to the Indoor Unit
  28
- Cut the Pipes and the Cable
  28
- Preparation of Piping
  28
- Piping Connection
  29
- Vacuum Drying
  29
- Front of View
  30
- Ceiling
  30
- Insulation, Others
  31
- Thermal Insulation
  31
- Refrigerant Pipe
  31
- Test Running
  32
- Precautions in Test Run
  32
- Form the Pipings
  32
- Connection of Power Supply
  33
- Evaluation of the Performance
  33
- Hand over
  33
- Optional Operation
  34
- Two Thermistor System
  34
- Features
  35
- Group Control(Optional Wiring)
  35
- Wiring Design
  35
- Installation (Connecting the Piping between Indoor and Outdoor Unit)
  36
Cycle
36
Cycle Troubleshooting Guide
39
The Unit Does Not Operate
40
Electronic Parts Troubleshooting Guide
40
Electronic Control Device
43
Exploded View and Replacement Parts List
44
Parts List
45

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