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GEH(18)AA-D3DNA1C/I
Gree GEH(18)AA-D3DNA1C/I Service Manual
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CENTRAL AIR CONDITIONERS
SUPER+ MULTI ULTRA Series
MULTIU48HP230V1BO
GWHD(48S)HD3DO
2
Table of Contents
Table of Contents
3
Product
8
Models List
8
Outdoor Unit
8
BU Module
8
Indoor Unit
9
Nomenclature
11
Nomenclature of Outdoor Unit
11
Nomenclature of BU Module
11
Nomenclature of Indoor Unit
11
Function
12
Product Data
13
Product Data of Outdoor Unit
13
Product Data of Indoor Unit
14
Product Data of BU Module
22
Working Temperature Range
22
Piping Diagram
23
Control
25
Operation Flowchart
25
Cooling/Dry Operation
26
Heating Operation
27
Main Logic
28
Control Function of Outdoor Unit
28
Protection Function
29
Other Function
30
Control Function of Indoor Unit
31
Remote Controller
34
Wired Remote Controller
34
Wireless Remote Controller YT1F (MOTO)
39
Wireless Remote Controller YAA1FB1F
42
Wireless Remote Controller YAG1FBF
46
Wireless Remote Controller YB1FAF (XFAN)
52
Smart Zone Controller (CE50-24/E)
55
General Introduction
55
Communication Network
56
Lcd
56
Buttons
57
Installation
60
Precautions for Installation
60
Key Points of Installation
62
Flow Chart of Installation
64
Outdoor Unit Installation
65
Precautions for R410A
65
Precaution for Installation
65
Precaution for Operation Test
65
Names of Main Parts
65
Parts and Components of Unit
66
Selection of Installation Location
66
Outline Dimension of the Outdoor Unit
67
Installation and Servicing Space
67
Installation of the Outdoor Unit
68
Indoor Unit Installation
69
Installation of Wall Mounted Type
69
Installation of Duct Type
71
Installation of Cassette Type
79
Installation of Floor Ceiling Type
84
Installation of Console Type
87
Bu Module Installation
92
Precaution for Installation
92
Names of Main Parts
92
Selection of Installation Location
93
Outline Dimension and Servicing Space of FXA2A-D
94
Outline Dimension and Servicing Space of FXA2B-D
95
Outline Dimension and Servicing Space of FXA3A-D
96
Outline Dimension and Servicing Space of FXA3B-D
97
Outline Dimension and Servicing Space of FXB5A-D
98
Installation Instruction
99
Refrigeration Piping Work
100
Allowable Length and Drop Height of Connecting Pipe
100
Dimension of Connecting Pipe
100
Connection of Branch Pipe
101
Design Requirements for Oil Trap
101
Connection of Outdoor Unit Refrigerant Pipe
103
Installation of Piping Adapter
103
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
111
Ground Requirements
112
Precautions of Electrical Wiring Work
112
Precaution of Laying Wires
112
Electrical Wiring Work for Outdoor Unit
113
Electrical Wiring Work for BU Module
113
Instructions for DIP Switch
115
Electrical Wiring Work for Indoor Unit
115
Installation of Drainage Pipeline
116
Material Quality Requirements for Condensate Pipe
116
Key Points for Condensate Pipe Installation
116
Installation of Protective Layer on Connection Pipe
120
Maintenance
122
Testing Board Introduction
122
Compose of Testing Board
122
Instruction of Function and Data Section
122
Process Control Setting
123
Troubleshooting
125
Check before Contacting Maintenance Serviceman
125
Problem Handling
126
Error Description
126
Flow Chart of Troubleshooting
129
Malfunction Display: Current Protection
129
Malfunction Display: High Pressure Protection
130
Malfunction Display: Low Pressure Protection
131
Malfunction Display: Discharge Temperature Protection
132
Malfunction Display: High/Low Pressure Sensor Error
132
Malfunction Display: Communication Error
133
Malfunction Display: Indoor Unit Water Full Protection
134
Malfunction Display: Temperature Sensor Error
134
Power Distribution
135
Diagram of Power Distribution
135
Wiring Diagram
136
The Resistances of Common Temperature Sensors
143
15 Kω
143
20 Kω
144
50 Kω
145
Disassembly and Assembly Procedure of Main Parts
148
Outdoor Unit
148
Indoor Unit
153
Exploded Views and Part List
163
Outdoor Unit
163
Indoor Unit
165
BU Module
191
Other manuals for Gree GEH(18)AA-D3DNA1C/I
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Owner's Manual
15 pages
4
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Gree GEH(18)AA-D3DNA1C/I Specifications
General
Brand
Gree
Model
GEH(18)AA-D3DNA1C/I
Category
Air Conditioner
Language
English
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