User Manuals: Daikin RN20CVMB9 Air Conditioning Unit

Manuals and User Guides for Daikin RN20CVMB9 Air Conditioning Unit. We have 3 Daikin RN20CVMB9 Air Conditioning Unit manuals available for free PDF download: Service Manual, Pocket Manual

Daikin RN20CVMB9 Service Manual (246 pages)

Inverter Pair Wall Mounted Type

Brand: Daikin | Category: Air Conditioner | Size: 13 MB

Table of Contents
3
Introduction
6
- Safety Cautions
  6
Part 1 List of Functions

10
- List of Functions Part
  10
- List of Functions
  11
  - High Grade Models
    11
  - Standard Grade Models
    14
  - Non-Lnverter Models
    18
Part 2 Specifications

20
- Cooling Only
  21
- Ftks25Cvmb(9)(8)
  21
- Heat Pump
  29
- Ftxs35Cvmb(9)(8)
  30
Part 3 Printed Circuit Board Connector Wiring Diagram

46
- Printed Circuit Board Connector Wiring Diagram
  47
Part 4 Function and Control

52
- Main Functions
  53
  - Frequency Principle
    53
  - Power-Airflow Dual Flaps, Wide-Angle Louvres and Auto-Swing
    55
  - Fan Speed Control for Indoor Units
    56
  - Programme Dry Function
    57
  - Automatic Operation
    58
  - NIGHT SET Mode
    59
  - Intelligent Eye
    60
  - HOME LEAVE Operation
    62
  - Inverter POWERFUL Operation
    63
  - Other Functions
    64
- Function of Main Structural Parts
  65
  - Function of Thermistor
    65
  - Cooling Only Model
    66
- Control Specification
  67
  - Mode Hierarchy
    67
  - Frequency Control
    68
  - Controls at Mode Changing / Start-Up
    70
  - Discharge Pipe Control
    71
  - Input Current Control
    72
  - Freeze-Up Protection Control
    72
  - Heating Peak-Cut Control
    73
  - Fan Control
    73
  - Liquid Compression Protection Function 2
    73
  - Defrost Control
    74
  - Electronic Expansion Valve Control
    75
  - Malfunctions
    78
  - Forced Operation Mode
    79
  - Additional Function
    79
  - Facility Setting Jumper (Cooling at Low Outdoor Temperature)
    80
Part 5 System Configuration

82
- System Configuration
  83
- Instruction
  84
  - Safety Precautions
    84
    
    Installation Site
    85
    
    Electrical Work
    85
  - Names of Parts
    86
    
    Outdoor Unit
    87
    
    Remote Control
    88
  - Preparation before Operation
    89
  - Auto Dry Cool Heat Fan Operation
    92
  - Adjusting the Air Flow Direction
    94
  - POWERFUL Operation
    96
  - OUTDOOR UNIT SILENT Operation
    97
  - HOME LEAVE Operation
    98
  - INTELLIGENT EYE Operation
    100
  - TIMER Operation
    102
  - Care and Cleaning
    104
    
    Air Filter
    105
    
    Before a Long Idle Period
    106
  - Troubleshooting
    107
  - Check Again
    108
Part 6 Service Diagnosis

112
- Caution for Diagnosis
  113
- Problem Symptoms and Measures
  114
- Service Check Function
  115
- Troubleshooting
  118
  - Error Codes and Description
    118
  - Indoor Unit PCB Abnormality
    119
  - Freeze-Up Protection Control or High Pressure Control
    120
  - Fan Motor (AC Motor) or Related Abnormality
    122
  - Thermistor or Related Abnormality (Indoor Unit)
    123
  - Signal Transmission Error (between Indoor and Outdoor Unit)
    124
  - OL Activation (Compressor Overload)
    125
  - Compressor Lock
    126
  - DC Fan Lock
    127
  - Input over Current Detection
    128
  - Four Way Valve Abnormality
    129
  - Discharge Pipe Temperature Control
    131
  - High Pressure Control in Cooling
    132
  - Position Sensor Abnormality
    134
  - DC Voltage / Current Sensor Abnormality
    135
  - Thermistor or Related Abnormality (Outdoor Unit)
    136
  - Electrical Box Temperature Rise
    138
  - Radiation Fin Temperature Rise
    140
  - Output over Current Detection
    142
  - Insufficient Gas
    144
  - Over-Voltage Detection
    146
- Check
  147
  - How to Check
    147
    
    Four Way Valve Performance Check
    148
    
    Thermistor Resistance Check
    149
    
    Installation Condition Check
    150
    
    Discharge Pressure Check
    150
    
    Outdoor Unit Fan System Check
    151
    
    Power Supply Waveforms Check
    152
    
    Power Transistor Check
    153
    
    Hall IC Check
    154
Part 7 Removal Procedure

156
- Indoor Unit
  157
  - Removal of Air Filter
    157
  - Removal of Front Grille
    160
  - Removal of Horizontal Blade and Vertical Blade
    163
  - Removal of Electrical Box, PCB and Swing Motor
    165
  - Removal of Heat Exchanger
    171
  - Install of Drain Plug
    174
  - Removal of Fan Rotor and Fan Motor
    175
- Outdoor Unit / RK(X)S-C, ARK(X)S-C
  179
  - Removal of Panels and Fan Motor
    179
  - Removal of Electrical Box
    186
  - Removal of Reactor and Partition Plate
    188
  - Removal of Sound Blanket
    190
  - Removal of Four Way Valve
    192
  - Removal of Compressor
    194
  - Removal of PCB
    196
- Outdoor Unit / RK(X)H-C, ARK(X)H-C, R(Y)N-C
  199
Part 8 Others

226
- Others
  227
  - Test Run from the Remote Control
    227
  - Jumper Settings
    228
Part 9 Appendix

230
- Piping Diagrams
  231
  - Indoor Units
    231
  - Outdoor Units
    232
- Wiring Diagrams
  236
  - Indoor Units
    236
  - Outdoor Units
    237
Index

240

Daikin RN20CVMB9 Service Manual (232 pages)

Inverter Pair Wall Mounted Type C-Series

Brand: Daikin | Category: Air Conditioner | Size: 11 MB

Table of Contents
3
Introduction
6
- Safety Cautions
  6
Part 1 List of Functions

10
- List of Functions
  11
  - High Grade Models
    11
  - Standard Grade Models
    13
  - Non-Lnverter Models
    15
Part 2 Specifications

16
- Specifications
  17
  - Cooling Only
    17
  - Heat Pump
    22
Part 3 Printed Circuit Board Connector Wiring Diagram

32
- Printed Circuit Board Connector Wiring Diagram
  33
Part 4 Function and Control

38
- Main Functions
  39
  - Frequency Principle
    39
  - Power-Airflow Dual Flaps, Wide-Angle Louvres and Auto-Swing
    41
  - Fan Speed Control for Indoor Units
    42
  - Programme Dry Function
    43
  - Automatic Operation
    44
  - NIGHT SET Mode
    45
  - Intelligent Eye
    46
  - HOME LEAVE Operation
    48
  - Inverter Powerful Operation
    49
  - Other Functions
    50
- Function of Main Structural Parts
  51
  - Function of Thermistor
    51
  - Cooling Only Model
    52
- Control Specification
  53
  - Mode Hierarchy
    53
  - Frequency Control
    54
  - Controls at Mode Changing / Start-Up
    56
  - Discharge Pipe Control
    57
  - Input Current Control
    58
  - Freeze-Up Protection Control
    58
  - Heating Peak-Cut Control
    59
  - Fan Control
    59
  - Liquid Compression Protection Function 2
    59
  - Defrost Control
    60
  - Electronic Expansion Valve Control
    61
  - Malfunctions
    64
  - Forced Operation Mode
    65
  - Additional Function
    65
  - Facility Setting Jumper (Cooling at Low Outdoor Temperature)
    66
Part 5 System Configuration

68
- System Configuration
  69
- Instruction
  70
  - Safety Precautions
    70
    
    Installation Site
    71
    
    Electrical Work
    71
  - Names of Parts
    72
    
    I Outdoor Unit
    73
    
    Remote Controller
    74
  - Preparation before Operation
    75
  - AUTO · DRY · COOL · HEAT · FAN Operation
    78
  - Adjusting the Air Flow Direction
    80
  - POWERFUL Operation
    82
  - OUTDOOR UNIT SILENT Operation
    83
  - HOME LEAVE Operation
    84
  - INTELLIGENT EYE Operation
    86
  - TIMER Operation
    88
  - Care and Cleaning
    90
    
    I Air Filter
    91
    
    Before a Long Idle Period
    92
  - Troubleshooting
    93
    
    Check Again
    94
    
    Disposal Requirements
    95
    
    Fault Diagnosis
    96
Part 6 Service Diagnosis

98
- Caution for Diagnosis
  99
- Problem Symptoms and Measures
  100
- Service Check Function
  101
- Troubleshooting
  104
  - Error Codes and Description
    104
  - Indoor Unit PCB Abnormality
    105
  - Freeze-Up Protection Control or High Pressure Control
    106
  - Fan Motor (AC Motor) or Related Abnormality
    108
  - Thermistor or Related Abnormality (Indoor Unit)
    109
  - Signal Transmission Error (between Indoor and Outdoor Unit)
    110
  - OL Activation (Compressor Overload)
    111
  - Compressor Lock
    112
  - DC Fan Lock
    113
  - Input over Current Detection
    114
  - Four Way Valve Abnormality
    115
  - Discharge Pipe Temperature Control
    117
  - High Pressure Control in Cooling
    118
  - Position Sensor Abnormality
    120
  - DC Voltage / Current Sensor Abnormality
    121
  - Thermistor or Related Abnormality (Outdoor Unit)
    122
  - Electrical Box Temperature Rise
    124
  - Radiation Fin Temperature Rise
    126
  - Output over Current Detection
    128
  - Insufficient Gas
    130
  - Over-Voltage Detection
    132
- Check
  133
  - How to Check
    133
    
    Thermistor Resistance Check
    135
    
    Installation Condition Check
    136
    
    Discharge Pressure Check
    136
    
    Outdoor Unit Fan System Check
    137
    
    Power Supply Waveforms Check
    138
    
    Power Transistor Check
    139
    
    Hall IC Check
    140
Part 7 Removal Procedure

142
- Indoor Unit
  143
  - Removal of Air Filter
    143
  - Removal of Front Grille
    146
  - Removal of Front Grille
    147
  - Removal of Horizontal Blade and Vertical Blade
    149
  - Removal of Electrical Box, PCB and Swing Motor
    151
  - Removal of Heat Exchanger
    157
  - Install of Drain Plug
    160
  - Removal of Fan Rotor and Fan Motor
    161
- Outdoor Unit / RK(X)S-C, ARK(X)S-C
  165
  - Removal of Panels and Fan Motor
    165
  - Removal of Electrical Box
    172
  - Removal of Reactor and Partition Plate
    174
  - Removal of Sound Blanket
    176
  - Removal of Four Way Valve
    178
  - Removal of Compressor
    180
  - Removal of PCB
    182
- Outdoor Unit / RK(X)H-C, ARK(X)H-C, R(Y)N-C
  185
Part 8 Others

212
- Others
  213
  - Test Run from the Remote Controller
    213
  - Jumper Settings
    214
Part 9 Appendix

216
- Piping Diagrams
  217
  - Indoor Units
    217
  - Outdoor Units
    218
- Wiring Diagrams
  222
  - Indoor Units
    222
  - Outdoor Units
    223
Index

226

Daikin RN20CVMB9 Pocket Manual (169 pages)

Service Diagnosis SPLIT & MULTI

Brand: Daikin | Category: Air Conditioner | Size: 3 MB

Table of Contents
2
1 Diagnosis by LED

3
- Indoor Unit
  3
- Outdoor Unit
  5
2 Diagnosis by Remote Controller

7
- To Know the Error Code
  7
3 List of Applicable Models

12
- Indoor Units
  12
- Outdoor Units
  18
4 Error Codes and Description of Fault

22
- Indoor Unit
  22
- Outdoor Unit
  23
- System
  24
5 Troubleshooting

25
- Indoor Unit
  25
- Outdoor Unit
  36
- System
  125
- Check
  150

Daikin Categories

Air Conditioner Heat Pump Chiller Remote Control Air Handlers

More Daikin Manuals

User Manuals: Daikin RN20CVMB9 Air Conditioning Unit

Daikin RN20CVMB9 Service Manual (246 pages)

Table of Contents

Part 1 List of Functions

Part 2 Specifications

Part 3 Printed Circuit Board Connector Wiring Diagram

Part 4 Function and Control

Part 5 System Configuration

Part 6 Service Diagnosis

Part 7 Removal Procedure

Part 8 Others

Part 9 Appendix

Index

Daikin RN20CVMB9 Service Manual (232 pages)

Table of Contents

Part 1 List of Functions

Part 2 Specifications

Part 3 Printed Circuit Board Connector Wiring Diagram

Part 4 Function and Control

Part 5 System Configuration

Part 6 Service Diagnosis

Part 7 Removal Procedure

Part 8 Others

Part 9 Appendix

Index

Daikin RN20CVMB9 Pocket Manual (169 pages)

Table of Contents

1 Diagnosis by LED

2 Diagnosis by Remote Controller

3 List of Applicable Models

4 Error Codes and Description of Fault

5 Troubleshooting

Related Products

Daikin Categories