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GWH(07)RA-K3DNA3E/I
Gree GWH(07)RA-K3DNA3E/I User Manual
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Super Free Match
Service Manual
MAINTENANCE
162
7
EXPLODED VIEWS
AND
P
AR
T LIST
7.1
Outdoor unit
GWHD(48S)NM3CO; GWHD(56S)NM3CO
165
167
Table of Contents
Default Chapter
2
Table of Contents
2
Product
6
Models List
6
Outdoor Unit
6
BU Module
6
Indoor Unit
6
Nomenclature
9
Nomenclature of Outdoor Unit
9
Nomenclature of BU Module
9
Nomenclature of Indoor Unit
9
Function
10
Product Data
11
Product Data of Outdoor Unit
11
Product Data of Indoor Unit
12
Product Data of BU Module
25
Working Temperature Range
25
Piping Diagram
26
Control
28
Operation Flowchart
28
Cooling/Dry Operation
29
Heating Operation
30
Main Logic
31
Control Function of Outdoor Unit
31
Protection Function
32
Other Function
33
Control Function of Indoor Unit
34
Remote Controller
37
Wired Remote Controller
37
Wireless Remote Controller YT1F (MOTO)
42
Function of Press Buttons
42
Wireless Remote Controller YAA1FB1
45
Wireless Remote Controller YAG1FB
49
Wireless Remote Controller YB1F2 (XFAN)
55
Smart Zone Controller (CE50-24/E)
59
General Introduction
59
Communication Network
60
Lcd
61
Buttons
62
Installation
65
Precautions for Installation
65
Key Points of Installation
67
Super Free Match Service Manual
69
Flow Chart of Installation
69
Outdoor Unit Installation
70
Precautions for R410A
70
Precaution for Installation
70
Precaution for Operation Test
70
Names of Main Parts
70
Parts and Components of Unit
71
Selection of Installation Location
71
Outline Dimension of the Outdoor Unit
72
Installation and Servicing Space
72
Installation of the Outdoor Unit
73
Indoor Unit Installation
74
Installation of Wall Mounted Type
74
Installation of Duct Type
76
Installation of Cassette Type
84
Installation of Floor Ceiling Type
89
Installation of Console Type
92
Bu Module Installation
97
Precaution for Installation
97
Names of Main Parts
97
Selection of Installation Location
97
Outline Dimension and Servicing Space of FXB3A-K
98
Outline Dimension and Servicing Space of FXB5A-K
99
Installation Instruction
100
Refrigeration Piping Work
101
Allowable Length and Drop Height of Connecting Pipe
101
Dimension of Connecting Pipe
101
Connection of Branch Pipe
102
Design Requirements for Oil Trap
102
Connection of Outdoor Unit Refrigerant Pipe
104
Installation of Piping Adapter
104
Precaution for Connection
105
Leak Test
107
Vacuum Operation
107
Refrigerant Charging
108
Electrical Wiring Work
111
Wiring Connection
111
Requirements of Power Circuit and Cable
112
Ground Requirements
112
Precautions of Electrical Wiring Work
112
Precaution of Laying Wires
113
Electrical Wiring Work for Outdoor Unit
113
Electrical Wiring Work for BU Module
114
Instructions for DIP Switch
116
Electrical Wiring Work for Indoor Unit
116
Installation of Drainage Pipeline
117
Material Quality Requirements for Condensate Pipe
117
Key Points for Condensate Pipe Installation
117
Installation of Protective Layer on Connection Pipe
121
Maintenance
123
Testing Board Introduction
123
Compose of Testing Board
123
Instruction of Function and Data Section
123
Process Control Setting
124
Troubleshooting
127
Check before Contacting Maintenance Serviceman
127
Problem Handling
128
Error Description
128
Flow Chart of Troubleshooting
131
Malfunction Display: High Pressure Protection
131
Malfunction Display: Low Pressure Protection
132
Malfunction Display: Discharge Temperature Protection
133
Malfunction Display: Current Protection
133
Malfunction Display: Communication Error
134
Malfunction Display: Indoor Unit Water Full Protection
135
Malfunction Display: Temperature Sensor Error
135
Malfunction Display: High/Low Pressure Sensor Error
136
Power Distribution
136
Diagram of Power Distribution
136
Wiring Diagram
137
The Resistances of Common Temperature Sensors
146
15 Kω
146
20 Kω
147
50 Kω
148
Disassembly and Assembly Procedure of Main Parts
151
Outdoor Unit
151
Indoor Unit
156
Removal and Assembly of Fan Motor
156
Separate the Motor
156
Remove the
159
Remove the Fan
159
Unscrew the Fixed Screws of the Water Tray
161
Remove the Water Tray
161
Operation Instructions
161
Exploded Views and Part List
166
Outdoor Unit
166
Indoor Unit
169
BU Module
205
4
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Gree GWH(07)RA-K3DNA3E/I Specifications
General
Brand
Gree
Model
GWH(07)RA-K3DNA3E/I
Category
Air Conditioner
Language
English
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