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CL23269
mundoclima CL23269 Manuals
Manuals and User Guides for mundoclima CL23269. We have
1
mundoclima CL23269 manual available for free PDF download: Service Manual
mundoclima CL23269 Service Manual (119 pages)
Mini MVD+ DC Inverter
Brand:
mundoclima
| Category:
Air Conditioner
| Size: 17 MB
Table of Contents
Part 1 General Information
2
Wide Capacity Range
3
Product Lineup
3
Wide Application Range
3
Features
3
High Efficiency
4
High Efficiency DC Inverter Compressor
4
High Efficiency DC Motor
4
High Efficiency Heat Exchanger
4
Enhanced Comfort
5
Intelligent Soft Start Technology
5
Night Silent Operation Mode
5
Intelligent Defrosting Raises Heat Capacity
5
Easy Installation and Service
6
Compact Design for Effective Use of Space
6
Space Saving Design
6
Simple Signal Line Connection
6
Indoor Units Lineup
7
Table of Contents
9
Specifications & Performance
9
Specifications
10
Dimensions
14
Single Unit Installation
15
Parallel Connect the Two Units or above
15
Parallel Connect the Front with Rear Sides
15
Service Space
15
MVD-V224W/Drn1 MVD-V260W/Drn1
17
MVD-V200W/Drn1
17
Piping Diagrams
17
MVD-V400W/Drn1 MVD-V450W/Drn1
18
Key Components
18
Gas-Liquid Separator
18
Four-Way Valve
18
Wiring Diagram
19
Symbols
21
Electric Characteristics
21
Cooling Capacity Tables
22
Capacity Tables
22
Cooling Capacity Tables
23
Heating Capacity Tables
47
Side Air Discharge Type
62
Sound Levels
62
Sound Pressure Level
63
Sound Pressure Spectrum
63
Standard Accessories
64
Other Optional Accessories
65
Branch Joint of Outdoor & Indoor Unit
65
Optional Accessories
65
Installation
66
Select Installation Position
67
Foundation for Installation
67
Installation Space
68
Lifting Method
70
Refrigerant Piping Installation
70
Valve Instruction
70
The Second Connecting Method
71
The First Connecting Method
71
Refrigerant Piping Length Permitted Value
71
Refrigerant Piping Selection
72
Pipe Name
73
Indoor Unit Branch Pipe Selection
73
Indoor Unit Main Pipe Selection
73
Main Pipe Selection
73
Gas Tightness Test
74
Vacuum
74
Remove Dirt or Water in the Piping
74
Branch Pipe Installation
74
Connect with Vacuum Pump
75
Electric Wiring Installation
75
Wiring Terminals Instruction
75
Three-Phase Power Supply
75
Additional Refrigerant Charge
75
Indoor Unit Powering Supply Wiring
76
Signal Wiring Installation
76
Counter Measure against over High Thickness
77
Running Test
77
Refrigerant Critical Thickness
77
Caution on Refrigerant Leakage
77
Outdoor Unit
78
Troubleshooting
79
Main PCB Ports Instructions
80
20/22.4/26Kw Models
80
Ports Instructions
80
40/45Kw Models
81
Main PCB Parts Instructions
83
Check Content Instructions (SW2)
83
System Setting Dial Switches Instructions
84
ENC2: Outdoor Unit Capacity Setting
84
ENC3: Quantity of Indoor Units Setting
84
S5: Locking Modes Selection
84
Query Content Instructions
85
S6: Addressing Mode Selection
87
S4: Static Pressure Mode Selection
87
S2: Night Silent Time Selection
87
S1: Starting Time Setting
87
Error Code Table
88
S7: ON/OFF for Indoor Unit Quantity Setting Function
88
ENC4: Outdoor Unit Network Address Setting
88
Phase Sequence Error
89
Troubleshooting
89
E2: Indoor Units and Outdoor Unit Communication Error
90
E4: Pipe Temp T3/Ambient Temp T4 Sensor Error
91
E7: Discharge Temp Sensor T7 Error
91
E5: Voltage Error
92
How to Check Whether the Compressor Is Short Circuit
92
How to Check Whether the Fan Motor Is Short Circuit
92
How to Check Whether the Inverter Module Is Output Error
92
E6: DC Fan Motor Error; EB: E6 Protection Appears Twice in 10 Minutes
93
EA: T3 Pipe Temperature Protection in Heating Mode
94
Communication Error between Main Control Chip and Module Chip
95
How to Check Whether the 485 Communication IC Is Disabled
96
How to Check Whether the Transformer of IDU Is Disabled
96
Quantity of Indoor Units Decrease Error
96
H8: High Pressure Sensor Error
97
The Phenomenon of Lack of Refrigerant
97
The Phenomenon of the Low Pressure Side Is Blocked
97
P1: High Pressure Protection
98
The Phenomenon of the Refrigerant Is Excess
98
The Phenomenon of the System Contains Air or Nitrogen
98
P2/H5: Low Pressure Protection
98
P3: Current Protection of Inverter Compressor
100
The Phenomenon of the Indoor Load Is too Large
100
How to Check Whether Compressor Is Error
100
P4: Discharge Temperature Protection
101
H6: P4 Protection Appears Three Times in 100 Minutes
101
P5: Condenser Temperature Protection
101
P6/H4: Module Protection
103
Step 2: Module Check
104
DC Generatrix Check
104
Compressor Check
104
L0 Troubleshooting
104
L1/L4 Troubleshooting
105
L2 Troubleshooting
105
L8/L9 Troubleshooting
106
Guide for Compressor Replacement
107
Check the Oil of the System
107
If the Oil Has Gone Bad
108
The Compressor Can’t be Lubricated Effectively
108
Replace the Compressor
110
Add Oil to the Compressor from the Discharge Pipe
111
P9/H9: DC Fan Module Protection
112
Fan Module Instruction
112
P9 Protection Analysis
113
PL/C7: Temperature Protection of Main Inverter Module
114
Resistance Value of Ambient Temperature and Pipe Temperature Sensor
115
Resistance Value of Compressor Discharge Temperature Sensor
116
Commissioning and Operating Parameters of Refrigerant System
117
Outdoor Unit Cooling Parameters Table
117
Outdoor Unit Heating Parameters Table
117
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