Haier H-MRV AF122FCBHA Manuals

Table of Contents

• 3

  General Information
• 3

  Model Code Description
• 3

  H-MRV Series Line up
• 5

  Product Features
• 8

  Specifications
• 11

  Specifications for Indoor Units
• 19

  Dimensions
• 23

  Parts Name
• 23

  Indoor Units
• 26

  Controller Functions
• 32

  About Health Function
• 34

  Infrared Controller
• 36

  Cool, Heat and Dry Operation
• 36

  Loading the Battery
• 36

  Replacing the Battery Compartment Lid
• 36

  Confirmation Indicator
• 37

  Timer On-Off Function
• 38

  Health & Fresh Air Operation
• 38

  Health Operation
• 38

  About Health Operation
• 38

  About Fresh Air Operation
• 39

  Series Remote Controller Units
• 41

  Refrigerant Circuit
• 43

  Installation Instruction
• 43

  Outdoor Installation
• 51

  Piping Dimension Chart
• 51

  Y-Shape Manifold Pipe
• 52

  Refrigerant Pipes between Manifold Pipes
• 54

  Instructions for the Electrical Expansion Valve Boxes
• 54

  Installation Position
• 54

  Installation Place
• 57

  Piping Length and Drop between Units
• 58

  Combination Example
• 68

  Install a Suspending Bolt
• 68

  Installation of Outdoor Unit
• 68

  Installation of Water Drainage Pipe
• 69

  Installation of Ornament Panel
• 69

  Cautions for the Water Drainage Lifting Pipe
• 70

  Cautions for Operation the Panel
• 71

  Convertible Indoor Unit
• 71

  Standard Accessories
• 71

  Remove the Intake Grill
• 71

  Drilling for Piping
• 72

  Installing Drain Hose
• 72

  Under Ceiling Type
• 73

  Installing Brackets
• 73

  Installing Indoor Unit
• 74

  Install the Drain Hose
• 74

  Gas Leakage Inspection
• 74

  How to Connect Wiring to the Terminals
• 75

  For Strand Wiring
• 75

  Electrical Wiring
• 76

  Indoor Unit Side
• 77

  Test Running
• 77

  Check Items
• 77

  Customer Guidance
• 78

  Mount the Cover Plate
• 78

  Mount the Intake Grill
• 80

  Installation of Indoor Unit Duct
• 80

  Installation of Air Sending Duct
• 80

  Installation of Air Return Duct
• 81

  Thermal Insulation of Duct
• 81

  Installing the Suspension Screw
• 81

  Hanging of the Indoor Unit
• 82

  Requirements
• 82

  Pipe and Insulation Material
• 82

  Hose
• 83

  Connection of Refrigerant Pipe
• 83

  Vacuum Pumping
• 83

  Insulation Treatment
• 84

  Selection of Installation Place
• 84

  Fixing the Unit
• 85

  Schematic Diagram for Unit Connection
• 85

  Connection Pipe Dimensions
• 85

  Cautions for Pipe Connection
• 86

  Electric Wiring
• 86

  Arrangement Drain Hose
• 86

  Wiring of Indoor Unit
• 86

  Wiring Diagram
• 87

  Power Supply Requirements
• 87

  Piping Cutting and Flaring
• 88

  Installation for AS07~18
• 89

  Precaution
• 89

  Self-Contained Accessories
• 89

  Electrical Requirements
• 90

  Accessories
• 90

  Method for Cutting and Expanding Pipes
• 91

  When the Mounting Plate Is Firstly Fixed
• 91

  Making a Hole on the Wall and Fitting the Piping Hole Cover
• 91

  Drawing of Pipe
• 92

  Other Direction Piping
• 92

  Fixing the Indoor Unit Body
• 92

  How to Connect Wiring to the Terminals
• 93

  Check the Layout of the Drain Pipe and Connection Wires
• 93

  Trial Operation
• 93

  Winding up with Protective Plastic Tape
• 94

  Display of Whole Unit
• 94

  Fixing of the Unit
• 94

  Position of the Wall Hole
• 94

  Making a Hole
• 95

  Connecting Method
• 95

  Piping Connection of Indoor Unit
• 95

  Arrangement of Piping and Drainage Pipe
• 96

  Arrangement of Drain Hose
• 97

  Wiring of Outdoor Unit
• 98

  Electric Control Functions
• 98

  Protection at Startup
• 98

  Soft Startup
• 98

  Outdoor Fan Motor Control
• 99

  Heat Exchanger Temperature Sensor te
• 99

  Oil Return Operation in Cooling
• 99

  Refrigerant Return Control in Heating
• 99

  Remains Heating Operation
• 100

  Electric Control Functions of AU48NFIBIA
• 100

  Capacity Control of Compressor
• 100

  Startup Control of Compressor
• 102

  Defrost Control
• 102

  Defrosting Beginning Conditions
• 102

  Defrosting Finish Conditions
• 102

  Protection During Defrost
• 103

  Oil Return Operation
• 103

  Compressor Overheat Protection
• 103

  Oil Return Operation in Heating
• 103

  Input Protection Signal
• 104

  Jumping Frequency Point Design
• 104

  Time Shorting Function
• 105

  Indoor Unit Electric Control Functions
• 105

  Cooling Mode
• 105

  Characteristic of Electronic Expansion Valve (EEV)
• 105

  Fan Motor Control
• 106

  Anti-Freezed Operation Start Condition
• 106

  Anti-Freezed Operation Stop Condition
• 106

  Dry Operation Mode
• 106

  Fan Speed Control
• 107

  Temperature Compensation
• 107

  Anti-Cold Air Operation
• 107

  Correction of Overheat Value
• 107

  Correction of Discharging Temperature
• 108

  Emergent Switch
• 108

  Perform 2 Seconds Later
• 108

  Fresh Air Function
• 108

  Indoor Unit Number Setting
• 109

  Indoor Communication Abnormal
• 109

  Time-Shorting Function
• 109

  Auto Restart Function
• 109

  Abnormal Mode
• 110

  Electrical Wiring Diagram
• 110

  Outdoor Wiring Diagram
• 111

  Outdoor Wiring Diagram for Au48Nfibia
• 111

  Power Supply
• 111

  Control Board
• 112

  Outdoor Wiring Diagram for Au482Fibha
• 113

  Ab092/142/182Fcbha Indoor Wiring Diagram
• 113

  Indoor Pcb
• 114

  Ac142/182Fcbha Indoor Wiring Diagram
• 115

  Indoor Unit Wiring Diagram AE07/09/12/14/18/242FCBKA
• 115

  Indoor Control Board
• 116

  Electronic Expansion Valve Wiring Diagram
• 120

  Electric Data
• 120

  PCB Circuit Diagram and Main Electric Part Specs
• 120

  AU242FHBHA PCB Circuit Diagram
• 121

  AU242FHBHA PCB Top Layer Printed Diagram
• 122

  AU242FHBHA PCB Bottom Layer Printed Diagram
• 123

  Main Parts of AU242FHBHA PCB
• 125

  AU242FHBHA PCB Ports Name and Functions
• 126

  AU482FIBHA High Voltage PCB Circuit Diagram
• 127

  AU482FIBHA High Voltage PCB Printed Diagram
• 130

  AU482FIBHA Low Voltage PCB Circuit Diagram
• 131

  AU482FIBHA Low Voltage PCB Printed Diagram
• 132

  Main Parts of AU482FIBHA Low Voltage PCB
• 134

  AU482FIBHA PCB Ports Name and Functions
• 136

  Combination Control with Outdoor Switches
• 139

  AU48NFIBIA Power Module Board Circuit Diagram
• 140

  AU48NFIBIA Low Voltage Board Circuit Diagram
• 141

  AU48NFIBIA Filter Board Circuit Diagram
• 142

  AU48NFIBIA Driving Board Circuit Diagram
• 143

  AU48NFIBIA Power Module Board Parts List
• 145

  AU48NFIBIA Filter Board Parts List
• 148

  AU48NFIBIA PCB Ports Name and Functions
• 149

  Control Board 0010451530
• 150

  Power Board 0010451531
• 150

  Filter Board 0010451536
• 151

  AB092~182FCBHA PCB Circuit Diagram
• 152

  AB092~182FCBHA PCB Printed Diagram
• 153

  Main Parts of AB092,142,182FCBHA PCB
• 155

  AE**FCBKA PCB Circuit Diagram
• 156

  AE**FCBKA PCB Printed Diagram
• 157

  Main Parts of AE072~242FCBKA PCB
• 160

  Sensor Characteristic
• 163

  Failure Code and Troubleshooting
• 163

  AU242FHBHA Fault Code List
• 164

  AU242FHBHA Troubleshooting
• 164

  Communication Failure between Indoor and Outdoor Units
• 165

  Sensor Failure
• 165

  EEPROM Failure
• 165

  Over Current Protection
• 166

  IPM Power Module Protection
• 167

  Discharging Temperature Protection
• 168

  High Pressure Overhigh Protection
• 169

  AU482FIBHA Fault Code List
• 171

  AU482FIBHA Troubleshooting
• 178

  AU48NFIBIA Malfunction Code
• 179

  AU48NFIBIA Troubleshooting
• 179

  Communication Failure
• 181

  Over Current Protection: Outdoor LED302 Flashes 6 Times
• 186

  Testing Board for AU48NFIBIA
• 187

  Fault Code List for H-MRV Indoor Unit
• 188

  H-MRV Indoor Unit Troubleshooting
• 190

  Replace the Fan
• 193

  Performance Curves
• 194

  Calculation Method
• 195

  Noise Curves