Ekokai GWH18QD-K3DNA1G Manuals

Manuals and User Guides for Ekokai GWH18QD-K3DNA1G. We have 1 Ekokai GWH18QD-K3DNA1G manual available for free PDF download: Service Manual

Ekokai GWH18QD-K3DNA1G Service Manual (89 pages)

Brand: Ekokai | Category: Air Conditioner | Size: 41 MB

Table of Contents
2
Technical Information
4
Specifications
5
Operation Characteristic Curve
9
Capacity Variation Ratio According to Temperature
9
Cooling and Heating Data Sheet in Rated Frequency
10
Noise Curve
10
Outline Dimension Diagram
11
Refrigerant System Diagram
13
Indoor Unit
13
Outdoor Unit
13
Electrical Part
14
Wiring Diagram
14
PCB Printed Diagram
18
Function and Control
21
Remote Controller Introduction
21
Introduction for Icons on Display Screen
21
Function Introduction for Combination Buttons
23
Operation Guide
24
Replacement of Batteries in Remote Controller
24
Brief Description of Modes and Functions
25
Cooling Mode
25
Drying Mode
25
Heating Mode
25
Compulsory Defrosting Function
26
Refrigerant Recovery Function
26
Ambient Temperature Display Control Mode
26
Off-Peak Energization Function
26
Outdoor Units
27
Input Parameter Compensation and Calibration
27
Dehumidifying Mode
27
Air-Supplying Mode
27
Control Logic
28
Defrosting Control
28
Compressor Control
28
Outer Fan Control
28
Overload Protection Function
29
Voltage Sag Protection
31
Communication Fault
31
Module Protection
31
Module Overheating Protection
31
Starting-Up Failure Protection for Compressor
32
Out-Of-Step Protection for Compressor
32
Voltage Abnormity Protection for DC Bus
32
PFC Protection
32
Installation and Maintenance
34
Electrical Safety Precautions
34
Refrigerant Safety Precautions
34
Maint Tools for Installation and Maintenance
35
Installation Dimension Diagram
36
Installation Parts-Checking
38
Selection of Installation Location
38
Electric Connection Requirement
38
Installation of Indoor Unit
38
Install Wall-Mounting Frame
39
Outlet Pipe
39
Connect the Pipe of Indoor Unit
39
Install Drain Hose
39
Connect Wire of Indoor Unit
40
Bind up Pipe
40
Hand the Indoor Unit
40
Installation of Outdoor Unit
41
Vacuum Pumping and Leak Detection
42
Check after Installation and Test Operation
42
Maintenance
43
Malfunction Display of Indoor Unit
43
Error Code List
43
Troubleshooting for Main Malfunction
45
Malfunction of Temperature Sensor
45
Malfunction of Blocked Protection of IDU Fan Motor
46
Malfunction of Protection of Jumper Cap
47
Communication Malfunction
48
Malfunction of Zero-Crossing Inspection Circuit
49
Malfunctoin of Desynchronizing of Compressor
50
Malfunction of Temperature Sensor (Outdoor Unit)
52
Malfunction of Overload Protection of Compressor
53
Malfunction of Discharge High-Temperature Prorection of Compressor
53
Charging Malfunction of Capacitor
54
Malfunction of Overload Protection
55
Malfunction of IPM Protection
56
Malfunction of PFC Protection
57
Malfunction of Communication
58
Malfunction of Failure Start-Up of Compressor
59
Malfunction of Overcurrent Protection
60
Other Malfunction
61
Troubleshooting for Normal Malfunction
62
Air Conditioner Can't be Started up
62
Poor Cooling (Heating) for Air Conditioner
62
Horizontal Louver Can't Swing
62
ODU Fan Motor Can't Operate
63
Compressor Can't Operate
63
Air Conditioner Is Leaking
63
Abnormal Sound and Vibration
63
Exploded Views and Parts Lists
64
Removal Procedure of Indoor Unit
71
Removal Procedure of Outdoor Unit
76
Reference Sheet of Censius and Fahrenheit
83
Configuration of Connection Pipe
83
Pipe Expanding Method
84
List of Resistance for Temperature Sensor
85

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Ekokai GWH18QD-K3DNA1G Service Manual (89 pages)

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