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Multi V PRHR021
LG Multi V PRHR021 Manuals
Manuals and User Guides for LG Multi V PRHR021. We have
3
LG Multi V PRHR021 manuals available for free PDF download: Installation Manual, Service Manual
LG Multi V PRHR021 Installation Manual (41 pages)
Brand:
LG
| Category:
Air Conditioner
| Size: 22.36 MB
Table of Contents
Important Safety Instructions
2
Table of Contents
5
Installation Process
6
Outdoor Units Information
6
Select the Best Location
6
Installation Space
8
Individual Installation
8
Lifting Method
8
Installation
9
The Location of the Anchor Bolts
9
Foundation for Installation
9
Preparation of Piping
9
Plumbing Materials and Storage Methods
11
Refrigerant Piping Installation
11
Precautions on Pipe Connection / Valve Operation
11
Connection of Outdoor Units
12
Installation Procedure for HR Unit
12
Installation of Outdoor Unit, HR Unit, Indoor Unit Refrigerant Pipe
12
Type of HR Unit
12
Installation of Zoning Control
13
Caution
14
Pipe Connections between Indoor and Outdoor Unit
14
Preparation Work
14
Pipe Drawing out During Single / Series Connection
14
Refrigerant Piping System
15
Refrigerant Charging
19
Branch Pipe Fitting
20
Leak Test and Vacuum Drying
21
Vacuum Mode
22
Thermal Insulation of Refrigerant Piping
22
Electrical Wiring
23
Caution
23
Control Box and Connecting Position of Wiring
24
Communication and Power Cables
24
Wiring of Main Power Supply and Equipment Capacity
25
Point for Attention Regarding Quality of the Public Electric Power Supply
25
Field Wiring
26
Checking the Setting of Outdoor Units
27
HR Unit PCB
28
Switch for Setup of HR Unit
28
Automatic Addressing
29
The Procedure of Automatic Addressing
30
Flow Chart of Auto Addressing for Pipe Detection
30
Flow Chart of Manual Addressing for Pipe Detection
31
Example of Manual Valve Addressing (Non-Zoning Setting)
31
Example of Manual Valve Addressing (Zoning Setting)
31
Example of Checking Valve Address
32
Identification of Manual Valve ID (Address)
32
Method of Checking the Pipe Detection Result at Outdoor Unit
32
Setting Method of Master Indoor Unit in Zoning
32
Group Number Setting
32
Static Pressure Compensation Mode
33
Night Low Noise Function
33
Overall Defrost Mode
33
Setting the ODU Address
34
Snow Removal & Rapid Defrost
34
IDU Capacity Adjusting
34
Target Pressure Adjusting
34
Comfort Operation
34
Self-Diagnosis Function
35
Caution for Refrigerant Leak
37
Introduction
37
Checking Procedure of Limiting Concentration
37
Installation Guide at the Seaside
38
Model Designation
39
Airborne Noise Emission
39
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LG Multi V PRHR021 Service Manual (12 pages)
Heat Recovery Unit (Exploded View)
Brand:
LG
| Category:
Air Conditioner
| Size: 1.68 MB
Table of Contents
Service Manual
1
Exploded View
1
Table of Contents
2
Specifications
3
Parts Functions
4
Dimensions
5
Piping Diagrams
6
Wiring Diagrams
7
Electric Characteristics
8
Exploded View
9
LG Multi V PRHR021 Installation Manual (15 pages)
Brand:
LG
| Category:
Air Conditioner
| Size: 1.43 MB
Table of Contents
Table of Contents
2
Safety Precautions
3
Features
4
Installation Part
4
Installation
5
Coil Exchanging Method
13
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