LG PRVC0 INSTALLATION MANUAL
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INSTALLATION MANUAL
Variable Water Flow Control Kit
•Please read this installation manual completely before installing the product.
•Installation work must be performed in accordance with the national wiring standards by authorized personnel only.
•Please retain this installation manual for future reference after reading it thoroughly.
MODEL : PRVC0
P/NO : MFL42540224 |
www.lg.com |
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Variable Water Flow Control Kit Installation manual |
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TABLE OF CONTENTS |
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■ Safety Precautions................................................................................ |
3 |
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■ Accessory Parts.................................................................................... |
5 |
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■ Name of each part ................................................................................ |
6 |
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■ Installation Method................................................................................ |
7 |
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■ Setting and using method..................................................................... |
8 |
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1. |
Wiring Diagram................................................................................. |
8 |
2. |
Power source input........................................................................... |
9 |
3. |
Wiring for variable water flow control PCB and transformer........... |
11 |
4. |
Wiring for Variable Water Flow Valve ............................................. |
12 |
5. |
Wiring Method ................................................................................ |
13 |
6. |
Setting of ‘SWDIP’.......................................................................... |
17 |
7. |
Setting of outdoor unit dip SW ....................................................... |
18 |
2 Variable Water Flow Control Kit
Safety Precautions
Safety Precautions
To prevent injury to the user or other people and property damage, the following instructions must be followed.
■Incorrect operation due to ignoring instruction will cause harm or damage. The seriousness is classified by the following indications.
WARNING |
This symbol indicates the possibility of death or serious injury. |
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CAUTION |
This symbol indicates the possibility of injury or damage. |
■ Meanings of symbols used in this manual are as shown below.
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Be sure not to do.
Be sure to follow the instruction.
WARNING
■ During installation
Please install the |
Do not touch the board |
designated location in the |
when the power is |
Control box. |
connected . |
• It can cause the breakdown |
• It can cause a fire, electric |
or accident. |
shock, explosion, injury and |
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problem to the product. |
Always request for installation of the product to the service center or the installation service provider.
•It can cause a fire, electric shock, explosion and injury.
When reinstalling the previously installed product, request for service to the service center or the installation service provider.
•It can cause a fire, electric shock, explosion and injury.
Installation manual 3
Safety Precautions
■ During use
Do not modify or extend the |
Do not pour water inside the |
power cord. |
product. |
• It can cause a fire and |
• It can cause an electric |
electric shock. |
shock and problem to the |
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product. |
When the product is submersed in water, always request for service to the service center or the installation service provider.
•It can cause a fire and electric shock.
Make the children and the elderly use the product with the help of a guardian.
Do not give impact to the product.
•It can cause a safety accident and problems to the product.
•It can cause problem to the product.
4 Variable Water Flow Control Kit
Accessory Parts
Accessory Parts
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Variable Water |
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Transformer |
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Flow Control PCB
Cable Assy |
Terminal Block Assy |
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Screw (4EA) |
Wire Holder |
Installation manual 5
Name of each part
Name of each part
6 |
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7 |
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1 |
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4
5
3 2
Variable Water Flow Control Kit
1.CN_PWR : Power input terminal(DC 12V)
2.CN_AO : Signal output terminal to control a water flow control valve(DC 0~10V)
3.CN_OUT : Outdoor unit connector
4.BUS_A : RS-485 (+) terminal
5.BUS_B : RS-485 (-) terminal
6.SWDIP : Switch to select main function
7.SW1 : Reset switch
6 Variable Water Flow Control Kit
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