Daikin FTKS20D3VML Manuals

Manuals and User Guides for Daikin FTKS20D3VML. We have 2 Daikin FTKS20D3VML manuals available for free PDF download: Service Manual

Daikin FTKS20D3VML Service Manual

Daikin FTKS20D3VML Service Manual (355 pages)

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Brand: Daikin | Category: Air Conditioner | Size: 15 MB

Table of Contents

Table of Contents
3
Introduction
6
- Safety Cautions
  6
- Used Icons
  10
Part 1 List of Functions

12
- List of Functions
  13
  - Cooling Only Models
    13
  - Heat Pump Models
    18
Part 2 Specifications

24
Part 3 Printed Circuit Board Connector Wiring Diagram

48
- Printed Circuit Board Connector Wiring Diagram
  49
  - Wall Mounted Type
    49
  - Duct Connected Type
    58
  - Floor / Ceiling Suspended Dual Type
    60
  - Floor Standing Type
    63
  - Ceiling Suspended Type
    65
  - Outdoor Units
    67
Part 4 Function and Control

70
- Main Functions
  71
  - Frequency Principle
    71
  - Power-Airflow Dual Flaps, Wide Angle Louvers and Auto-Swing
    73
  - Operation Starting Control
    75
  - Fan Speed Control for Indoor Units
    76
  - Programme Dry Function
    77
  - Automatic Operation
    78
  - Thermostat Control
    79
  - Night Set Mode
    80
  - ECONO Mode
    81
  - INTELLIGENT EYE (Wall Mounted Type Only)
    82
  - HOME LEAVE Operation
    84
  - Inverter POWERFUL Operation
    85
  - Other Functions
    86
- Function of Main Structural Parts
  88
  - Main Structural Parts
    88
  - Function of Thermistor
    89
- Control Specification
  93
  - Mode Hierarchy
    93
  - Frequency Control
    94
  - Controls at Mode Changing / Start-Up
    97
  - Compressor Protection Function
    98
  - Discharge Pipe Control
    99
  - Input Current Control
    99
  - Freeze-Up Protection Control
    100
  - Heating Peak-Cut Control
    100
  - Fan Control
    101
  - Liquid Compression Protection Function 2
    101
  - Defrost Control
    102
  - Electronic Expansion Valve Control
    103
  - Malfunctions
    107
  - Forced Operation Mode
    108
  - Wiring-Error Check
    109
  - Additional Function
    111
Part 5 Operation Manual

114
- System Configuration
  115
  - Operation Instructions
    115
- Instruction
  116
  - FTK(X)S, FTXG, CTXG, FDK(X)S, FLK(X)S Series
    116
  - Safety Precautions
    117
  - FVXS Series
    192
  - Air Flow Selection
    203
  - FHQ Series
    223
    
    Temperature Setting
    229
    
    Fan Speed Control
    229
Part 6 Service Diagnosis

236
- Caution for Diagnosis
  237
  - Troubleshooting with Operation Lamp
    237
- Problem Symptoms and Measures
  239
- Service Check Function
  240
  - Check Method 1
    240
  - Check Method 2
    242
- Code Indication on the Remote Control
  244
  - Error Codes and Description of Fault
    244
- Troubleshooting
  245
- Check
  287
  - How to Check
    287
    
    Electronic Expansion Valve Check
    288
    
    Four Way Valve Performance Check
    289
    
    Installation Condition Check
    291
    
    Discharge Pressure Check
    292
    
    Power Supply Waveforms Check
    293
    
    Capacitor Voltage Check
    294
    
    Power Transistor Check
    294
    
    Main Circuit Electrolytic Capacitor Check
    295
    
    Hall IC Check
    296
Part 7 Removal Procedure

298
- Outdoor Unit
  299
Part 8 Others

331
- Others
  331
  - Test Run from the Remote Control
    331
  - Jumper Settings
    332
Part 9 Appendix

334
- Piping Diagrams
  335
  - Indoor Units
    335
  - Outdoor Units
    341
- Wiring Diagrams
  342
  - Indoor Units
    342
  - Outdoor Units
    347
Index

348

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Daikin FTKS20D3VML Service Manual

Daikin FTKS20D3VML Service Manual (228 pages)

Brand: Daikin | Category: Air Conditioner | Size: 14 MB

Table of Contents

Table of Contents
3
Introduction
6
- Safety Cautions
  6
Part 1 List of Functions
10
List of Functions
11
Part 2 Specifications
16
- Cooling Only
  17
- Heat Pump
  30
Part 3 Printed Circuit Board Connector Wiring Diagram
48
Printed Circuit Board Connector Wiring Diagram
49
- Indoor Unit
  49
- Outdoor Unit
  51
Function and Control
54
Main Functions
55
- Frequency Principle
  55
- Air Flow Direction Control
  57
- Fan Speed Control for Indoor Units
  58
- Programme Dry Function
  59
- Automatic Operation
  60
- Thermostat Control
  61
- NIGHT SET Mode
  62
- ECONO Mode
  63
- Intelligent Eye
  64
- Inverter POWERFUL Operation
  66
- Other Functions
  67
Function of Thermistor
68
- Heat Pump Model
  68
- Cooling Only Model
  69
Control Specification
70
- Mode Hierarchy
  70
- Frequency Control
  71
- Controls at Mode Changing / Start-Up
  73
- Discharge Pipe Control
  74
- Input Current Control
  75
- Freeze-Up Protection Control
  76
- Heating Peak-Cut Control
  76
- Fan Control
  77
- Liquid Compression Protection Function 2
  77
- Defrost Control
  78
- Electronic Expansion Valve Control
  79
- Malfunctions
  82
- Forced Operation Mode
  83
- Additional Function
  83
- Facility Setting Jumper (Cooling at Low Outdoor Temperature)
  84
Part 5 System Configuration
86
System Configuration
87
Instruction
88
- Safety Precautions
  88
  - Installation Site
    89
  - Electrical Work
    89
- Names of Parts
  90
- Remote Control
  92
- Preparation before Operation
  93
- To Set the Clock
  95
- AUTO · DRY · COOL · HEAT · FAN Operation
  96
- To Change the Air Flow Rate Setting
  97
- Adjusting the Air Flow Direction
  98
- POWERFUL Operation
  100
- OUTDOOR UNIT SILENT Operation
  101
- ECONO Operation
  102
- INTELLIGENT EYE Operation
  103
- TIMER Operation
  105
  - To Use on Timer Operation
    106
  - To Combine on Timer and off Timer
    106
- Care and Cleaning
  107
  - Air Filter
    108
  - Before a Long Idle Period
    109
- Troubleshooting
  110
  - Check Again
    111
  - Call the Service Shop Immediately
    112
  - Fault Diagnosis
    113
Part 6 Service Diagnosis
114
Caution for Diagnosis
115
Problem Symptoms and Measures
116
Service Check Function
117
Troubleshooting
120
- Error Codes and Description
  120
- Indoor Unit PCB Abnormality
  121
- Freeze-Up Protection Control or High Pressure Control
  122
- Fan Motor (DC Motor) or Related Abnormality
  124
- Thermistor or Related Abnormality (Indoor Unit)
  126
- Signal Transmission Error (between Indoor and Outdoor Unit)
  127
- Unspecified Voltage (between Indoor and Outdoor Units)
  128
- Outdoor Unit PCB Abnormality
  129
- OL Activation (Compressor Overload)
  130
- Compressor Lock
  131
- DC Fan Lock
  132
- Input over Current Detection
  133
- Four Way Valve Abnormality
  134
- Discharge Pipe Temperature Control
  136
- High Pressure Control in Cooling
  137
- Compressor System Sensor Abnormality
  139
- Position Sensor Abnormality
  140
- DC Voltage / Current Sensor Abnormality
  141
- Thermistor or Related Abnormality (Outdoor Unit)
  142
- Electrical Box Temperature Rise
  144
- Radiation Fin Temperature Rise
  146
- Output over Current Detection
  148
- Insufficient Gas
  150
- Over-Voltage Detection
  152
Check
153
- How to Check
  153
- Fan Motor Connector Output Check
  153
- Electronic Expansion Valve Check
  153
- Four Way Valve Performance Check
  154
- Thermistor Resistance Check
  155
- Installation Condition Check
  156
- Discharge Pressure Check
  156
- Outdoor Unit Fan System Check
  157
- Power Supply Waveforms Check
  157
- Power Transistor Check
  158
Part 7 Removal Procedure
160
Indoor Unit
161
- Removal of Air Filter
  161
- Removal of Front Panel
  163
- Removal of Front Grille
  165
- Removal of Horizontal Blades and Vertical Blades
  168
- Removal of Electrical Box
  171
- Removal of PCB
  174
- Removal of Drain Pan Unit
  180
- Removal of Fan Motor
  184
- Removal of Heat Exchanger
  186
- Removal of Fan Rotor
  189
Outdoor Unit
192
- Removal of Panels and Fan Motor
  192
- Removal of Electrical Box
  199
- Removal of Reactor and Partition Plate
  201
- Removal of Sound Blanket
  203
- Removal of Four Way Valve
  205
- Removal of Compressor
  207
- Removal of PCB
  209
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
220
- Indoor Units
  220
- Outdoor Units
  220
Index
222
Drawings & Flow Charts
226

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