Home
Midea
Air Conditioner
MDV-280(10)W/D2DN1(B)
Midea MDV-280(10)W/D2DN1(B) User Manual
5
of 1
of 1 rating
164 pages
Give review
Manual
Specs
To Next Page
To Next Page
Loading...
Midea Commercial Air Conditioner
R410A All DC Inverter VRF V4 Plus S Series
220V~60Hz
Technical Service Manual
2
Table of Contents
Default Chapter
2
Table of Contents
2
Part 1 General Information
3
Features
4
Flexible Piping Design
5
Outdoor Unit Lineup
9
Combination Table
10
Indoor Units Lineup
11
Nomenclature
12
Part 2 Selection Procedure
13
Indoor Unit Selection
14
Outdoor Unit Selection
14
Indoor Unit Combination Total Capacity Index Table
15
Actual Performance Data
16
Cooling Capacity Modification
16
Indoor Unit Capacity Index
16
Unit Selection (Based on Cooling Load)
17
Heating Capacity Modification
17
Given Condition
17
Part 3 Specifications & Performances
19
Outdoor Unit Specifications
20
Independent Unit Specifications
22
Combination Unit Specifications
24
Dimensions
33
Service Space
35
Piping Diagrams
37
Wiring Diagram and Field Wiring
39
Example Wiring Connection
41
Signal Wire between Outdoor Unit and Indoor Unit
41
Electric Characteristics
42
Cooling Capacity Tables
43
Heating Capacity Tables
61
Operation Limits
79
Sound Levels
80
Accessories
81
Part 4 Installation
82
Hoisting Outdoor Unit
83
Installation of Indoor Unit
83
Installation of Outdoor Unit
83
Foundation for Installation
84
Select Installation Position
84
Installation Space
85
Master and Slave Unit Setting
85
Snow-Proofing
87
Air Ventilation Assembly Installation
88
Outdoor Fan Performance
91
Refrigerant Piping Length Permitted Value
92
Refrigerant Piping Selection
92
Indoor Branch Joint Dimension
96
Outdoor Branch Joint Dimension
98
Fixing Horizontal Pipe
99
Refrigerant Pipe Installation
99
Support for Refrigerant Pipe
99
Three Principles for Refrigerant Piping
99
Requirements for Installing Branch Pipe Subassembly
100
Correct to Seal the Opening
101
Processing of Copper Pipe
101
Rectify Opening of Copper Pipe
101
Storage and Maintenance of Copper Pipe
101
Bell-Mouthed Opening
102
Pipe Bending
103
Brazing
104
Cautions for Welding Pipe Fittings
104
Nitrogen Filling to Protect Copper Pipe During Brazing
104
Selecting Refrigerant Pipe
104
Standard Brazing Operation
105
Flushing Copper Pipe
106
Pipe Cleaning
106
Branch Pipe Installation
107
Piping Connection between Outdoor Units
107
Drainage Pipe Engineering
108
Concentrated Drainage Pipe
110
Water Storing Elbow of Drainage Pipe
110
Lifting of Drainage Pipe (for the Unit with Lift Pump)
111
Duct Engineering
112
Duct Selection
112
Overflow Water Test and Water Pass Test
112
Duct Connection
113
Specification to Flange and Bolt of Circular Metal Duct
113
Heat Insulation Engineering
114
Insulation of Refrigerant Piping
114
Selection of Insulation Materials for Refrigerant Piping
114
Thickness of Insulation Layer
114
Duct Insulation
115
Insulation of Condensation Pipe
115
Caution for Brazing
116
Gas Tightness Test
116
Remove Dirt or Water in the Piping
116
Pressure Observation
117
Vacuum Drying
118
Additional Refrigerant Charge
119
Steps for Recharging Refrigerant
119
Calculating the Refrigerant Recharge Volume
120
Electrical Wiring Installation
120
Wiring Terminal Instruction
120
Outdoor Unit Power Supply Wiring
121
Control System Installation
122
Indoor Unit Power Supply Wiring
122
Signal Wire of Centralized Control
123
Running Test
124
Inspection and Confirmation before Commissioning
124
Preparation before Debugging
124
Commissioning of Trial Run
124
Inspection List of Trial Run
125
Commissioning for the Trial Run of Multiple Outdoor Units
125
Refrigerant Leakage Caution
125
System Check (SW2)
129
Part 5 Troubleshooting
130
Outdoor Main Control Board Instructions
131
Main PCB Ports Instructions
131
Query Content Instructions
132
Dial Switch Setting
133
Starting Time Setting
133
Night Silent Time Setting
133
Auto Addressing Mode Selection
133
LED on Main Control Board Instructions
134
Error Code Table
135
E0: Communication Error between Outdoor Units
136
E2: Communication Error between Indoor Units and the Master Unit
137
E7: Malfunction of Discharge Temperature Sensor
138
E5: Malfunction of Power Supply Voltage
139
E8: Faulty Outdoor Unit Address
140
Communication Malfunction Betw. Main Control Chip/Inverter Driver Chip
141
H3: Outdoor Unit Quantity Is Increased
142
H7: Faulty Indoor Unit Quantity
143
H8: Malfunction of Pressure Sensor for Discharge Pipe
144
Yhd: Slave Unit Malfunction (y Refers to Corresponding Slave Unit)
145
H6: P4 Protection Appears Three Times in 100 Minutes
145
P1: High Pressure Protection
146
P2: Low Pressure Protection
147
H5: P2 Protection Appears Three Times in 60 Minutes
147
Xp3: over Current Protection of Compressor
148
P5: Condenser Temperature Protection
149
Xh4: Inverter Module Protection
150
Specific Error Code for Inverter Module
151
L0 Troubleshooting
152
L1/L4 Troubleshooting
153
L2 Troubleshooting
153
L8/L9 Troubleshooting
154
Guide for Compressor Replacement
155
If the Oil Has Been Spoiled
156
Replace the Compressor
157
P9: Fan Module Protection
158
H9: P9 Protection Appears Three Times in 60 Minutes
158
P9 Protection Analysis
159
PL: Temperature Protection of Main Inverter Module
160
C7: PL Protection Appears Three Times in 100 Minutes
160
Resistance Characteristics of Ambient Temp. and Pipe Temp. Sensor
161
Resistance Characteristics of Compressor Discharge Temperature Sensor
162
Commissioning and Operating Parameters of Refrigerant System
163
5
Based on 1 rating
Ask a question
Give review
Questions and Answers:
Need help?
Do you have a question about the Midea MDV-280(10)W/D2DN1(B) and is the answer not in the manual?
Ask a question
Midea MDV-280(10)W/D2DN1(B) Specifications
General
Brand
Midea
Model
MDV-280(10)W/D2DN1(B)
Category
Air Conditioner
Language
English
Related product manuals
Midea MDV-280(10)W/D2RN1T(C)
104 pages
Midea MDV-780(28)W/D2DN1(B)
164 pages
Midea MDV-252(8)W/D2DN1(B)
164 pages
Midea MDV-252(8)W/D2RN1T(C)
104 pages
Midea MDV-615(22)W/D2DN1(B)
164 pages
Midea MDV-730(26)W/D2DN1(B)
164 pages
Midea MDV-615(22)W/D2RN1T(C)
104 pages
Midea MDV-V80W/DN1
122 pages
Midea MDV-D450W/CS
12 pages
Midea MDV-D71Q4/N1-D
105 pages
Midea MDV-D80Q4/N1-D
105 pages
Midea MDV-D90Q4/N1-D
105 pages
Need help?
General
To Next Page