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GWH12QB-K3DNA6O
Gree GWH12QB-K3DNA6O User Manual
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GREE ELECTRIC APPLIANCES,INC.OF ZHUHAI
Change for Lif
e
Service Manual
Models:
GWH12QB-K3DNA5D(WIFI)
GWH12QB-K3DNC4D(WIFI)
GWH12QB-K3DNE2D(WIFI)
GWH12QB-K3DNA6D(WIFI)
GWH18QD-K3DNA5E(WIFI)
GWH18QD-K3DNA6E(WIFI)
GWH18QD-K3DNC4E(WIFI)
GWH18QD-K3DNE2E(WIFI)
(Refrigerant:R410A)
2
Table of Contents
Default Chapter
2
Table of Contents
2
Part Ⅰ : Technical Information
4
Specification Sheet
5
Operation Characteristic Curve
7
Capacity Variation Ratio According to Temperature
7
Cooling
7
Heating
7
Cooling and Heating Data Sheet in Rated Frequency
8
Noise Curve
8
Indoor Side Noise
8
Outdoor Side Noise
8
1 Summary
4
Indoor Unit
4
Outdoor Unit
4
3 Outline Dimension Diagram
9
Indoor Unit
9
Outdoor Unit
10
4 Refrigerant System Diagram
11
Cooling and Heating Model
11
5 Electrical Part
12
Wiring Diagram
12
Instruction
12
PCB Printed Diagram
15
Top View
15
Bottom View
15
6 Function and Control
17
Remote Controller Introduction
17
Introduction for Icons on Display Screen
17
Introduction for Buttons on Remote Controller
17
Function Introduction for Combination Buttons
19
Operation Guide
19
TURBO Button
19
About Back-Lighting Function
19
Replacement of Batteries in Remote Controller
20
Operation of Smart Control (Smart Phone, Tablet PC) for Gree
21
Operation Instructions
21
Download and Install APP
21
Configuration
21
Functions Introduction
22
User Registration
22
Personal Settings
23
Control Functions
24
Set Device Image
24
Operation of Smart Control (Smart Phone, Tablet PC)
33
Brief Description of Modes and Functions
45
Cooling Mode
45
Drying Mode
45
Heating Mode
45
Compulsory Defrosting Function
46
Refrigerant Recovery Function
46
Ambient Temperature Display Control Mode
46
Off-Peak Energization Function
46
Input Parameter Compensation and Calibration
47
Check Effective Judgment Controls of Parameters
47
Dehumidifying Mode
47
Air-Supplying Mode
47
Outdoor Units
47
Basic Functions
47
Special Functions
48
Control Logic
48
Defrosting Control
48
Compressor Control
48
Overload Protection Function
49
Overload Protection Function at the Mode of Heating
49
Starting Estimation
49
Voltage Sag Protection
51
Communication Fault
51
Module Protection
51
Module Overheating Protection
51
Starting-Up Failure Protection for Compressor
52
Out-Of-Step Protection for Compressor
52
Voltage Abnormity Protection for DC Bus
52
PFC Protection
52
Electric Heating Function of Chassis
53
Electric Heating Function of Compressor
53
Safety Precautions
54
Installation Safety Precautions
54
Part Ⅱ : Installation and Maintenance
54
7 Notes for Installation and Maintenance
54
Main Tools for Installation and Maintenance
55
Installation Dimension Diagram
56
Installation Procedures
57
Start Installation
57
Electric Connection Requirement
58
Installation of Indoor Unit
58
Installation Parts-Checking
58
Selection of Installation Location
58
Connect the Pipe of Indoor Unit
59
Install Drain Hose
59
Install Wall-Mounting Frame
59
Outlet Pipe
59
Bind up Pipe
60
Connect Wire of Indoor Unit
60
Hang the Indoor Unit
60
Fix Outdoor Unit
61
Fix the Support of Outdoor Unit
61
Install Drain Joint
61
Installation of Outdoor Unit
61
Check after Installation and Test Operation
62
Leakage Detection
62
Use Vacuum Pump
62
Vacuum Pumping and Leak Detection
62
9 Maintenance
63
Error Code List
63
Discharging Method
73
Troubleshooting for Main Malfunction
74
Malfunction of Blocked Protection of IDU Fan Motor H6
75
Malfunction of Protection of Jumper Cap C5
76
High Temperature and Overload Protection (E8)
80
Start-Up Failure (LC)
81
Overload and High Discharge Temperature Malfunction
82
PFC (Correction for Power Factor) Malfunction
84
Communication Malfunction
85
Main Detection Points
85
Overload Protection Compressor H3
86
Malfunction Diagnosis Process
86
Malfunction of Overcurrent Protection E5
87
Troubleshooting for Normal Malfunction
88
Air Conditioner Cant be Started up
88
Poor Cooling (Heating) for Air Conditioner
88
Air Conditioner Is Leaking
89
Abnormal Sound and Vibration
89
10 Exploded View and Parts List
90
Indoor Unit
90
Outdoor Unit
98
Removal Procedure of Indoor Unit
100
Remove Filter Assembly
100
Remove Horizontal Louver
100
Remove Electric Box Cover 2 and Detecting Plate(WIFI)
101
Remove Front Case Sub-Assy
101
Remove Display
101
Remove Vertical Louver
102
Remove Electric Box Assy
102
Remove Evaporator Assy
103
Remove Motor and Cross Flow Blade
104
Removal Procedure of Outdoor Unit
105
Before Disassembly
105
Remove Big Handle
105
Remove Top Cover
105
Remove Grille
106
Remove Front Panel
106
Remove Right Side Plate
106
Remove Axial Flow Blade
106
Remove Motor and Motor Support
107
Remove Isolation Sheet
107
Remove Compressor
107
Set Temperature
109
Ambient Temperature
109
Appendix
109
Appendix 1: Reference Sheet of Celsius and Fahrenheit
109
Appendix 2: Configuration of Connection Pipe
109
Cut the Pip
110
Remove the Burrs
110
Expand the Port
110
Appendix 3: Pipe Expanding Method
110
Resistance Table of Ambient Temperature Sensor for Indoor/Outdoor
111
Appendix 4: List of Resistance for Temperature Sensor
111
Resistance Table of Tube Temperature Sensors for Indoor and Outdoor
112
Resistance Table of Discharge Temperature Sensor for Outdoor (50K)
113
4
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Gree GWH12QB-K3DNA6O Specifications
General
Brand
Gree
Model
GWH12QB-K3DNA6O
Category
Air Conditioner
Language
English
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