Haier 1U12ES2VHA User manual

Brand: Haier

Model: 1U12ES2VHA

Category: Split-system air conditioners

Type: User manual

This manual is also suitable for

Ductless Split Air Conditioner

Service Manual

Design may vary by model number.

 Please read this manual before using the air conditioner.

• Keep this user manual for future reference.

Safety Precautions/Introduction ................................................................................................. 3

Outdoor Unit Controls and Components ..................................................................................... 7

Indoor Unit Controls and Components ...................................................................................... 13

Remote Control Functions ......................................................................................................... 19

Sequence Of Operation ............................................................................................................. 27

Installation ................................................................................................................................ 35

Error Codes and Problem Solving .............................................................................................. 45

Reference Information .............................................................................................................. 57

PAGE 1

Table of Contents

Indoor

HSU09VHG(DB)-W

HSU12VHG(DB)-W

HSU18VHH(DB)-W

HSU24VHG(DB)-W

Outdoor

HSU09VHG(DB)-G

HSU12VHG(DB)-G

HSU18VHH(DB)-G

HSU24VHG(DB)-G

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INTRODUCTION

PAGE 3

ENGLISH

Introduction

Safety Precautions ............................................................................................................................................................. 4

Warning and Cautions ......................................................................................................................................................................4

Introduction to System ......................................................................................................................................................5

 Specicationsforproperoperationshouldbefollowed ................................................................................................................ 5

 FundamentalTheoryOfHowSystemWorks..................................................................................................................................5

Table of Contents

INTRODUCTION

PAGE 4

ENGLISH







WARNING: WARNING 

CAUTION: CAUTION 











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WARNING



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

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

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



























cause damage to the air conditioner.

CAUTION

















around the unit clean.

Safety Precautions

INTRODUCTION

PAGE 5

ENGLISH

Introduction to System









control.



















unit.

Specicationsforproperoperationshouldbefollowed





heat mode.





















































FundamentalTheoryOfHowSystemWorks











Introduction

maintained.























control.



































greater detail.

INTRODUCTION

PAGE 6

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[Thispageintentionallyleftblank.]

OUTDOOR UNIT CONTROLS & COMPONENTS

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Outdoor Unit Controls & Components

Table of Contents

Outdoor Unit Introduction ................................................................................................................................................. 8

OutdoorComponentIdentication ....................................................................................................................................8

Outdoor Main Control Board .............................................................................................................................................. 9

TerminalBlock .................................................................................................................................................................. 10

Reactor ............................................................................................................................................................................ 10

Compressor ..................................................................................................................................................................... 10

Outdoor Fan Motor ........................................................................................................................................................... 10

Discharge Temperature Sensor ........................................................................................................................................ 11

Defrost Temperature Sensor ............................................................................................................................................ 11

Outdoor Ambient Temperature Sensor ............................................................................................................................ 11

Suction Line Temperature Sensor ..................................................................................................................................... 11

4-Way Valve ..................................................................................................................................................................... 12

Electronic Expansion Valve ............................................................................................................................................... 12

Accumulator .................................................................................................................................................................... 12

Filters ............................................................................................................................................................................... 12

OUTDOOR UNIT CONTROLS & COMPONENTS

PAGE 8

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Outdoor Unit Introduction







OutdoorComponentIdentication





























































































OUTDOOR UNIT CONTROLS & COMPONENTS

PAGE 9

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Outdoor Control Board



the control board







































1011

1213

OUTDOOR UNIT CONTROLS & COMPONENTS

PAGE 10

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TerminalBlock

Power

F

actor

R

eactor































terminal block at the outdoor unit and is run to the indoor unit





















Compressor

Outdoor Fan Motor















falls.

























OUTDOOR UNIT CONTROLS & COMPONENTS

PAGE 11

ENGLISH

Discharge Temperature Sensor

Defrost Temperature Sensor













determine termination conditions.



















Outdoor Ambient Temperature Sensor

Suction Line Temperature Sensor



























conditions.





OUTDOOR UNIT CONTROLS & COMPONENTS

PAGE 12

ENGLISH

4-Way Valve

Electronic Expansion Valve































gas to the indoor coil.













Accumulator









Refrigerant Filters













outdoor coil.

INDOOR UNIT CONTROLS & COMPONENTS

PAGE 13

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Indoor Unit Controls & Components

Table of Contents

Indoor Unit Introduction .................................................................................................................................................. 14

IndoorComponentIdentication ..................................................................................................................................... 14

Indoor Control Board ........................................................................................................................................................ 15

TerminalBlock .................................................................................................................................................................. 16

Display ............................................................................................................................................................................. 16

Ambient Temperature Sensor .......................................................................................................................................... 16

Piping Temperature Sensor .............................................................................................................................................. 16

Louver Motor ................................................................................................................................................................... 17

Fan Motor ......................................................................................................................................................................... 17

Emergency Button ........................................................................................................................................................... 17

INDOOR UNIT CONTROLS & COMPONENTS

PAGE 14

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IndoorComponentIdentication

Indoor Unit Introduction















Fan Motor

Louver Motor

























INDOOR UNIT CONTROLS & COMPONENTS

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Indoor Control Board

















thermistor



INDOOR UNIT CONTROLS & COMPONENTS

PAGE 16

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TerminalBlock

Display





























Ambient Temperature Sensor











Piping Temperature Sensor







to the surface of the indoor coil.













INDOOR UNIT CONTROLS & COMPONENTS

PAGE 17

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Stepper Motor Louver

Fan Motor

Emergency Button

































remote control.





control.





REMOTE CONTROL FUNCTIONS

PAGE 18

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[Thispageintentionallyleftblank.]

REMOTE CONTROL FUNCTIONS

PAGE 19

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Remote Control Functions

Table of Contents

Remote Controller 1 ......................................................................................................................................................... 20

Remote Controller 2 ......................................................................................................................................................... 23

REMOTE CONTROL FUNCTIONS

PAGE 20

ENGLISH































PowerButton

 button on the remote control to start

the unit.

QUIET Button





48,(7









48,(7

button again to cancel

this function.













COOL Button













HEAT Button















DRY Button











Temperature +/- Buttons



setting increases.



setting decreases.





AUTO Button





-









FAN Button





)$1







LOW

MED HI

AUTO

Display

circulated











Louver SWING Button

AirFlowDirectionAdjustment











Remote Controller 1

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Haier 1U12ES2VHA User manual

Brand: Haier

Model: 1U12ES2VHA

Category: Split-system air conditioners

Type: User manual

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Haier 1U12ES2VHA User manual

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Haier 1U12ES2VHA User manual

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