Gree GWH12QB-K3DNC4D Manuals

Manuals and User Guides for Gree GWH12QB-K3DNC4D. We have 1 Gree GWH12QB-K3DNC4D manual available for free PDF download: Service Manual

Gree GWH12QB-K3DNC4D Service Manual

Gree GWH12QB-K3DNC4D Service Manual (115 pages)

Brand: Gree | Category: Air Conditioner | Size: 29.45 MB

Table of Contents

Table of Contents
2
Part Ⅰ : Technical Information

4
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
- 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
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

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