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Gree Manuals
Air Conditioner
GWH18ACD-K6DNA1D
Service manual
Gree GWH18ACD-K6DNA1D Service Manual
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Also See for GWH18ACD-K6DNA1D
:
Original instructions manual
(210 pages)
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Table Of Contents
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Contents
Table of Contents
Troubleshooting
Bookmarks
Table of Contents
Table of Contents
Part Ⅰ : Technical Information
Model List
Specification Sheet
Capacity Variation Ratio According to Temperature
Heating Operation Ambient Temperature Range Is -15ºC~24ºC
Heating Operation Ambient Temperature Range Is -22ºC~24ºC
Operation Characteristic Curve
Cooling and Heating Data Sheet in Rated Frequency
Noise Curve
1 Summary
3 Outline Dimension Diagram
Indoor Unit
Outdoor Unit
4 Refrigerant System Diagram
Cooling and Heating Model
5 Electrical Part
Wiring Diagram
PCB Printed Diagram
6 Function and Control
Remote Controller Introduction
Buttons on Remote Controller
Introduction for Icons on Display Screen
ON/OFF Button
Mode Button
Fan Button
Turbo Button
Sleep Button
I Feel Button
Timer On/Off Button
Clock Button
Wifi Button
Light Button
Function Introduction for Combination Buttons
Operation Guide
Replacement of Batteries in Remote Controller
Energy-Saving Function
GREE+ App Operation Manual
Control Flow Chart
Operating Systems
Download and Installation
Ewpe Smart App Operation Manual
Brief Description of Modes and Functions
Basic Function of System
Other Control
Input Parameter Compensation and Calibration
Basic Functions
Outdoor Units
Special Functions
Control Logic
Defrosting Control
Compressor Control
Overload Protection Function
Safety Precautions
Part Ⅱ : Installation and Maintenance
Safety Precautions for Installing and Relocating the Unit
Safety Precautions for Refrigerant
Installation Notes
Maintenance Notes
Safety Operation of Flammable Refrigerant
Main Tools for Installation and Maintenance
Installation Dimension Diagram
Installation Parts-Checking
Requirements for Electric Connection
Selection of Installation Location
Installation of Indoor Unit
Installation of Outdoor Unit
Check after Installation and Test Operation
Vacuum Pumping and Leak Detection
9 Maintenance
Error Code List
Analysis or Processing of some of the Malfunction Display
Procedure of Troubleshooting
Malfunction of Temperature Sensor F1, F2
Malfunction of Blocked Protection of IDU Fan Motor H6
Malfunction of Protection of Jumper Cap C5
Malfunction of Zero-Crossing Inspection Circuit
Malfunction of the IDU Fan Motor U8
Malfunction of Detecting Plate(WIFI) JF
Capacitor Charge Fault
IPM Protection, Phase Current Overcurrent
High Temperature and Overload Protection Diagnosis
Start-Up Failure
Out of Step Diagnosis for the Compressor
Overload and Air Exhaust Malfunction Diagnosis
Communication Malfunction
Malfunction of Overcurrent Protection
Troubleshooting for Normal Malfunction
Air Conditioner Cant be Started up
Poor Cooling (Heating) for Air Conditioner
Horizontal Louver Cant Swing
ODU Fan Motor Cant Operate
Compressor Cant Operate
Air Conditioner Is Leaking
Abnormal Sound and Vibration
10 Exploded View and Parts List
Indoor Unit
Outdoor Unit
Removal Procedure of Indoor Unit
Remove Filter
Remove Horizontal Louver
Remove Panel
Remove Electric Box Cover 2 and Detecting Plate
Remove Front Case Sub-Assy
Remove Electric Box Assy
Remove Evaporator Assy
Remove Motor and Cross Flow Blade
Remove Vertical Louver
Removal Procedure of Outdoor Unit
Remove Big Handle
Remove Top Panel
Remove Front Grille
Remove the Front Cover
Remove Axial Flow Blade
Remove Protective Grille and Right Side Plate
Remove 4-Way Valve Assy
Remove Capillary Sub-Assy
Remove Motor and Motor Support
Remove Clapboard Sub-Assy
Remove Compressor
Remove Top Cover
Remove Grille 、Protective Grille and Front Panel
Remove Right Side Plate、Left Side Plate
Remove Clapboard
Remove 4-Way Valve Assy and Electronic Expansion Valve Assy
Remove Liquid Valve and Gas Valve
Remove Grille , Panel and Rear Grill
Remove Left Side Plate and Right Side Plate
Remove Fan Motor
Remov E Electric Box
Remove Fireproof Electric Box and Soundproof Sponge
Remove Isolation Sheet
Remove Condenser Sub-Assy
Appendix
Appendix 1: Reference Sheet of Celsius and Fahrenheit
Appendix 2: Configuration of Connection Pipe
Appendix 3: Pipe Expanding Method
Pipe Expanding Method
Appendix 4: List of Resistance for Temperature Sensor
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Quick Links
1
Specification Sheet
2
Remote Controller Introduction
3
Function and Control
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Service Manual
Models:
GWH09ACC-K6DNA1A
GWH12ACC-K6DNA1D
GWH12ACC-K6DNA4D
GWH12ACC-K6DNA5D
Models:
GWH18ACD-K6DNA1D
GWH18ACD-K6DNA5D
GWH18ACD-K6DNA4D
GWH24ACE-K6DNA1A
(Refrigerant R32)
GREE ELECTRIC APPLIANCES, INC. OF ZHUHAI
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Table of Contents
Troubleshooting
Procedure of Troubleshooting
67
Troubleshooting for Normal Malfunction
80
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