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GWH12MB-K3DNA3K/O
User Manuals: Gree GWH12MB-K3DNA3K/O Air Conditioner
Manuals and User Guides for Gree GWH12MB-K3DNA3K/O Air Conditioner. We have
2
Gree GWH12MB-K3DNA3K/O Air Conditioner manuals available for free PDF download: Service Manual
Gree GWH12MB-K3DNA3K/O Service Manual (112 pages)
Brand:
Gree
| Category:
Air Conditioner
| Size: 33.3 MB
Table of Contents
Table of Contents
2
Part Ⅰ : Technical Information
4
1 Summary
4
2 Specifications
7
Specification Sheet
7
Operation Characteristic Curve
17
Capacity Variation Ratio According to Temperature
17
Cooling and Heating Data Sheet in Rated Frequency
18
Noise Curve
18
3 Outline Dimension Diagram
19
Indoor Unit
19
Outdoor Unit
19
4 Refrigerant System Diagram
21
5 Electrical Part
22
Wiring Diagram
22
PCB Printed Diagram
25
6 Function and Control
27
Remote Controller Introduction
27
Brief Description of Modes and Functions
31
Part Ⅱ : Installation and Maintenance
37
7 Notes for Installation and Maintenance
37
8 Installation
39
Installation Dimension Diagram
39
Installation Parts-Checking
41
Selection of Installation Location
41
Electric Connection Requirement
41
Installation of Indoor Unit
41
Installation of Outdoor Unit
44
Vacuum Pumping and Leak Detection
45
Check after Installation and Test Operation
45
9 Maintenance
46
Error Code List
46
Troubleshooting for Main Malfunction
53
Troubleshooting for Normal Malfunction
68
10 Exploded View and Parts' List
70
Indoor Unit
70
Outdoor Unit
89
11 Removal Procedure
97
Removal Procedure of Indoor Unit
97
Removal Procedure of Outdoor Unit
102
Appendix
107
Appendix 1: Reference Sheet of Celsius and Fahrenheit
107
Appendix 2: Configuration of Connection Pipe
107
Appendix 3: Pipe Expanding Method
108
Appendix 4: List of Resistance for Temperature Sensor
109
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Gree GWH12MB-K3DNA3K/O Service Manual (63 pages)
Brand:
Gree
| Category:
Air Conditioner
| Size: 7.86 MB
Table of Contents
Table of Contents
2
Summary and Features
4
Safety Precautions
5
Specifications
6
Unit Specifications
6
Operation Characteristic Curve
8
Capacity Variation Ratio
8
Noise Criteria Curve Tables
9
Operation Data
9
Indoor Side Noise When Blowing
9
Outdoor Side Noise When Compressor Speed Changed
9
Construction Views
10
Indoor Unit
10
Outdoor Unit
10
Refrigerant System Diagram
11
Schematic Diagram
12
Electrical Data
12
Electrical Wiring
12
Meaning of Marks
12
Printed Circuit Board
14
Top View
14
Bottom View
14
Function and Control
16
Remote Control Operations
16
Mode Icon
16
Timer off
16
FAN SPEED Display
17
Digital Display
17
Timer on
18
Timer off
18
Clock
18
X-Fan
18
Replacement of Batteries
18
Description of each Control Operation
19
Temperature Parameters
19
Basic Functions
19
Protection Function
19
Freeze Protection
19
Heat Mode
20
Working Conditions and Process of Heating
20
Protection
20
Fan Mode
20
Overload Protection
21
Cooling Overload
21
Heating Overload
21
Other Controls
21
In Heating Mode
22
Relationship between Set Temperature and Running Time
22
Indoor Fan Control
23
Buzzer Control
23
Auto Button
23
Display
23
Protection Function and Failure Display
24
Drying Function
24
Memory Function When Interrupting the Power Supply
24
Electric Heating Band Control of Outdoor Unit
24
Installation Manual
25
Notices for Installation
25
Installation Site Instructions
25
Installation Site of Indoor Unit
25
Earthing Requirements
26
Installation Drawing
27
Install Indoor Unit
28
Installation of Mounting Plate
28
Drill Piping Hole
28
Connecting Indoor and Outdoor Electric Wires
28
Install Outdoor Unit
29
Installation of Indoor Unit
29
Electric Wiring
29
Air Purging and Leakage Test
30
Outdoor Condensate Drainage
30
Check after Installation
30
Operation Test
30
Installation of Healthy Filter
31
Cleaning and Maintenance
31
Service Life
31
Exploded Views and Parts List
32
Troubleshooting
38
Malfunction Analysis
38
Flashing LED of Indoor/Outdoor Unit
42
Primary Judgement
42
How to Check Simply the Main Part
49
Capacitor Charge Fault
49
IPM Protection, out of Step Fault
50
Compressor Phase Overcurrent
50
Overload and Air Exhaust Malfunction Diagnosis
54
Power Factor Correct
55
Communication Malfunction
56
Flow Chart for Outdoor Communication Circuit Detecting
57
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