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MDV-V120W/DVN1
Midea MDV-V120W/DVN1 Manuals
Manuals and User Guides for Midea MDV-V120W/DVN1. We have
1
Midea MDV-V120W/DVN1 manual available for free PDF download: Owner's Manual
Midea MDV-V120W/DVN1 Owner's Manual (96 pages)
R410A All DC Inverter Mini VRF
Brand:
Midea
| Category:
Air Conditioner
| Size: 7.58 MB
Table of Contents
Contents
1
Part 1 General Information
3
Product Lineup
4
Outdoor Units
4
Nomenclature
5
Wide Application
6
Features
6
Quick Warm-Up and Cool-Down Design and Less Temperature Fluctuation
7
Low-Operating Sound Design
7
High Performance Heat Exchanger
7
High Efficiency DC Inverter Compressor
7
Wide Operation Temperature Range
8
Flexible Piping Design
8
Flexible Indoor Unit’s Connection
8
Simple Signal Line Connection
8
Auto Address Setting Function
9
Easy Piping Connection
9
Easy Installation
9
Easy Maintenance
9
Indoor Units Lineup
10
Table of Contents
11
Specifications
12
Dimensions
15
Parallel Connect the Front with Rear Sides
16
Parallel Connect the Two Units or above
16
Part 3 Installation
16
Service Space
16
Single Unit Installation
16
Piping Diagrams
17
Wiring Diagrams
18
Field Wiring
20
Capacity Tables
21
Cooling
21
Heating
26
Electric Characteristics
53
Sound Levels
53
Operation Limits
54
Installation
55
Precautions
56
Accessories
57
Installation Space
57
Installation Space Selection
57
Outdoor Unit Installation
57
Parallel Connect Two Units or above
58
Allowable Length and Level Difference of Refrigerant Pipe
59
Piping Connection
59
Piping Installation
59
Water Outlet
59
The First Connecting Method
60
The Second Connecting Method
60
Indoor Unit Branch Pipes Selection
61
Indoor Unit Main Pipes Selection
61
Main Pipes Selection
61
Additional Refrigerant Charge
62
Airtight Test
62
Remove Dirt or Water in the Piping
62
Vacuum
62
Electric Wiring Installations
63
Highlights of Electrical Installation
63
Leak Detection
63
Distribution Highlights of Distribution Wiring
64
Example Connection of Wiring
64
Indoor Unit Power Supply Wiring
64
Selection of Wiring
64
Indoor/Outdoor Unit Signal Wire
65
Indoor/Outdoor Unit Signal Wire Wiring
65
Outdoor Unit Wiring
65
The Specification of Power
65
Precautions on Refrigerant Leakage
66
Test Running
66
Troubleshooting
67
PCB Ports Instructions
68
PCB Parts Instructions
70
Function Setting Dial Switches Instructions
72
LED on PCB Instructions
73
PCB Introduction
74
Error Code Table
75
Communication Malfunctions between IR341 and Main Chip on Main PCB
76
Troubleshooting
76
Communication Malfunction between Indoor Chip and Outdoor Chip
77
Pipe Temperature T3 and Ambient Temperature T4 Sensor Malfunction
78
Voltage Protection Malfunction
79
DC Fan Malfunction
80
Discharge Temperature Sensor Malfunction
81
EEPROM Malfunction
82
Fan Error in a Region Last for more than 5 Minutes in Heating Mode
83
High Pressure Protection
84
Low Pressure Protection
85
Compressor Current Protection
86
Compressor Discharged Temperature Protection
87
Condenser High Temperature Protection
88
IPM Module Protection
89
Module Protection
90
DC Generatrix Check
91
Module Check
91
L0/L8/L9 Troubleshooting
92
L1/L4 Troubleshooting
93
Evaporator T2 High Temperature Protection
94
Typhoon Protection
95
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