Haier H-MRV AU24FHBHA Manuals

Manuals and User Guides for Haier H-MRV AU24FHBHA. We have 1 Haier H-MRV AU24FHBHA manual available for free PDF download: Service Manual

Haier H-MRV AU24FHBHA Service Manual (201 pages)

H-MRV Series

Brand: Haier | Category: Air Conditioner | Size: 14.62 MB

General Information
3
Model Code Description
3
H-MRV Series Line up
3
Product Features
5
Specifications
8
Specifications for Indoor Units
11
Dimensions
19
Parts Name
23
Indoor Units
23
Controller Functions
26
About Health Function
32
Infrared Controller
34
Cool, Heat and Dry Operation
36
Loading the Battery
36
Replacing the Battery Compartment Lid
36
Confirmation Indicator
36
Timer On-Off Function
37
Health & Fresh Air Operation
38
Health Operation
38
About Health Operation
38
About Fresh Air Operation
38
Series Remote Controller Units
39
Refrigerant Circuit
41
Installation Instruction
43
Outdoor Installation
43
Piping Dimension Chart
51
Y-Shape Manifold Pipe
51
Refrigerant Pipes between Manifold Pipes
52
Instructions for the Electrical Expansion Valve Boxes
54
Installation Position
54
Installation Place
54
Piping Length and Drop between Units
57
Combination Example
58
Install a Suspending Bolt
68
Installation of Outdoor Unit
68
Installation of Water Drainage Pipe
68
Installation of Ornament Panel
69
Cautions for the Water Drainage Lifting Pipe
69
Cautions for Operation the Panel
70
Convertible Indoor Unit
71
Standard Accessories
71
Remove the Intake Grill
71
Drilling for Piping
71
Installing Drain Hose
72
Under Ceiling Type
72
Installing Brackets
73
Installing Indoor Unit
73
Install the Drain Hose
74
Gas Leakage Inspection
74
How to Connect Wiring to the Terminals
74
For Strand Wiring
75
Electrical Wiring
75
Indoor Unit Side
76
Test Running
77
Check Items
77
Customer Guidance
77
Mount the Cover Plate
78
Mount the Intake Grill
78
Installation of Indoor Unit Duct
80
Installation of Air Sending Duct
80
Installation of Air Return Duct
80
Thermal Insulation of Duct
81
Installing the Suspension Screw
81
Hanging of the Indoor Unit
81
Requirements
82
Pipe and Insulation Material
82
Hose
82
Connection of Refrigerant Pipe
83
Vacuum Pumping
83
Insulation Treatment
83
Selection of Installation Place
84
Fixing the Unit
84
Schematic Diagram for Unit Connection
85
Connection Pipe Dimensions
85
Cautions for Pipe Connection
85
Electric Wiring
86
Arrangement Drain Hose
86
Wiring of Indoor Unit
86
Wiring Diagram
86
Power Supply Requirements
87
Piping Cutting and Flaring
87
Installation for AS07~18
88
Precaution
89
Self-Contained Accessories
89
Electrical Requirements
89
Accessories
90
Method for Cutting and Expanding Pipes
90
When the Mounting Plate Is Firstly Fixed
91
Making a Hole on the Wall and Fitting the Piping Hole Cover
91
Drawing of Pipe
91
Other Direction Piping
92
Fixing the Indoor Unit Body
92
How to Connect Wiring to the Terminals
92
Check the Layout of the Drain Pipe and Connection Wires
93
Trial Operation
93
Winding up with Protective Plastic Tape
93
Display of Whole Unit
94
Fixing of the Unit
94
Position of the Wall Hole
94
Making a Hole
94
Connecting Method
95
Piping Connection of Indoor Unit
95
Arrangement of Piping and Drainage Pipe
95
Arrangement of Drain Hose
96
Wiring of Outdoor Unit
97
Electric Control Functions
98
Protection at Startup
98
Soft Startup
98
Outdoor Fan Motor Control
98
Heat Exchanger Temperature Sensor te
99
Oil Return Operation in Cooling
99
Refrigerant Return Control in Heating
99
Remains Heating Operation
99
Electric Control Functions of AU48NFIBIA
100
Capacity Control of Compressor
100
Startup Control of Compressor
100
Defrost Control
102
Defrosting Beginning Conditions
102
Defrosting Finish Conditions
102
Protection During Defrost
102
Oil Return Operation
103
Compressor Overheat Protection
103
Oil Return Operation in Heating
103
Input Protection Signal
103
Jumping Frequency Point Design
104
Time Shorting Function
104
Indoor Unit Electric Control Functions
105
Cooling Mode
105
Characteristic of Electronic Expansion Valve (EEV)
105
Fan Motor Control
105
Anti-Freezed Operation Start Condition
106
Anti-Freezed Operation Stop Condition
106
Dry Operation Mode
106
Fan Speed Control
106
Temperature Compensation
107
Anti-Cold Air Operation
107
Correction of Overheat Value
107
Correction of Discharging Temperature
107
Emergent Switch
108
Perform 2 Seconds Later
108
Fresh Air Function
108
Indoor Unit Number Setting
108
Indoor Communication Abnormal
109
Time-Shorting Function
109
Auto Restart Function
109
Abnormal Mode
109
Electrical Wiring Diagram
110
Outdoor Wiring Diagram
110
Outdoor Wiring Diagram for Au48Nfibia
111
Power Supply
111
Control Board
111
Outdoor Wiring Diagram for Au482Fibha
112
Ab092/142/182Fcbha Indoor Wiring Diagram
113
Indoor Pcb
113
Ac142/182Fcbha Indoor Wiring Diagram
114
Indoor Unit Wiring Diagram AE07/09/12/14/18/242FCBKA
115
Indoor Control Board
115
Electronic Expansion Valve Wiring Diagram
116
Electric Data
120
PCB Circuit Diagram and Main Electric Part Specs
120
AU242FHBHA PCB Circuit Diagram
120
AU242FHBHA PCB Top Layer Printed Diagram
121
AU242FHBHA PCB Bottom Layer Printed Diagram
122
Main Parts of AU242FHBHA PCB
123
AU242FHBHA PCB Ports Name and Functions
125
AU482FIBHA High Voltage PCB Circuit Diagram
126
AU482FIBHA High Voltage PCB Printed Diagram
127
AU482FIBHA Low Voltage PCB Circuit Diagram
130
AU482FIBHA Low Voltage PCB Printed Diagram
131
Main Parts of AU482FIBHA Low Voltage PCB
132
AU482FIBHA PCB Ports Name and Functions
134
Combination Control with Outdoor Switches
136
AU48NFIBIA Power Module Board Circuit Diagram
139
AU48NFIBIA Low Voltage Board Circuit Diagram
140
AU48NFIBIA Filter Board Circuit Diagram
141
AU48NFIBIA Driving Board Circuit Diagram
142
AU48NFIBIA Power Module Board Parts List
143
AU48NFIBIA Filter Board Parts List
145
AU48NFIBIA PCB Ports Name and Functions
148
Control Board 0010451530
149
Power Board 0010451531
150
Filter Board 0010451536
150
AB092~182FCBHA PCB Circuit Diagram
151
AB092~182FCBHA PCB Printed Diagram
152
Main Parts of AB092,142,182FCBHA PCB
153
AE**FCBKA PCB Circuit Diagram
155
AE**FCBKA PCB Printed Diagram
156
Main Parts of AE072~242FCBKA PCB
157
Sensor Characteristic
160
Failure Code and Troubleshooting
163
AU242FHBHA Fault Code List
163
AU242FHBHA Troubleshooting
164
Communication Failure between Indoor and Outdoor Units
164
Sensor Failure
165
EEPROM Failure
165
Over Current Protection
165
IPM Power Module Protection
166
Discharging Temperature Protection
167
High Pressure Overhigh Protection
168
AU482FIBHA Fault Code List
169
AU482FIBHA Troubleshooting
171
AU48NFIBIA Malfunction Code
178
AU48NFIBIA Troubleshooting
179
Communication Failure
179
Over Current Protection: Outdoor LED302 Flashes 6 Times
181
Testing Board for AU48NFIBIA
186
Fault Code List for H-MRV Indoor Unit
187
H-MRV Indoor Unit Troubleshooting
188
Replace the Fan
190
Performance Curves
193
Calculation Method
194
Noise Curves
195

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Haier H-MRV AU24FHBHA Manuals

Haier H-MRV AU24FHBHA Service Manual (201 pages)

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