Daikin ARXS20G3V1B Manuals

Manuals and User Guides for Daikin ARXS20G3V1B. We have 1 Daikin ARXS20G3V1B manual available for free PDF download: Service Manual

Daikin ARXS20G3V1B Service Manual

Daikin ARXS20G3V1B Service Manual (316 pages)

G-Series

Brand: Daikin | Category: Heat Pump | Size: 10.53 MB

Table of Contents

Table of Contents
4
Introduction
8
- Safety Cautions
  8
- Used Icons
  12
Part 1 List of Functions

13
- Functions
  14
  - Cooling Only
    14
  - Heat Pump
    15
Part 2 Specifications

17
- Specifications
  18
  - Cooling Only
    18
  - Specifications
    19
  - Heat Pump
    21
Part 3 Printed Circuit Board Connector Wiring Diagram

29
- Printed Circuit Board Connector Wiring Diagram
  30
  - Indoor Unit
    30
  - Outdoor Unit
    33
Part 4 Function and Control

41
- Main Functions
  42
  - Frequency Principle
    42
  - Airflow Direction Control
    44
  - Fan Speed Control for Indoor Units
    45
  - Program Dry Operation
    46
  - Automatic Operation
    47
  - Thermostat Control
    48
  - NIGHT SET Mode
    49
  - ECONO Operation
    50
  - 2-Area INTELLIGENT EYE Operation
    51
  - INTELLIGENT EYE Operation
    53
  - Inverter POWERFUL Operation
    54
  - Other Functions
    55
- Function of Thermistor
  56
- Control Specification
  57
  - Mode Hierarchy
    57
  - Frequency Control
    58
  - Controls at Mode Changing / Start-Up
    60
  - Discharge Pipe Temperature Control
    62
  - Input Current Control
    63
  - Freeze-Up Protection Control
    65
  - Heating Peak-Cut Control
    65
  - Outdoor Fan Control
    66
  - Liquid Compression Protection Function
    66
  - Defrost Control
    67
  - Electronic Expansion Valve Control
    68
  - Malfunctions
    71
  - Forced Operation Mode
    72
  - Standby Electricity Saving
    72
Part 5 Operation Manual

73
- System Configuration
  74
- Ftxs20/25/35/42/50G2V1B
  75
  - Remote Control
    75
  - Auto Dry Cool Heat Fan Operation
    76
  - AUTO · DRY · COOL · HEAT · FAN Operation
    76
  - Adjusting the Airflow Direction
    78
  - COMFORT AIRFLOW and INTELLIGENT EYE Operation
    80
  - POWERFUL Operation
    83
  - OUTDOOR UNIT QUIET Operation
    84
  - ECONO Operation
    85
  - TIMER Operation
    86
  - WEEKLY TIMER Operation
    88
- Atxs20/25/35/42/50G2V1B
  93
  - Remote Control
    93
  - Auto Dry Cool Heat Fan Operation
    94
  - AUTO · DRY · COOL · HEAT · FAN Operation
    94
  - Adjusting the Airflow Direction
    96
  - COMFORT AIRFLOW Operation
    98
  - INTELLIGENT EYE Operation
    99
  - POWERFUL Operation
    101
  - OUTDOOR UNIT QUIET Operation
    102
  - ECONO Operation
    103
  - TIMER Operation
    104
Part 6 Service Diagnosis

106
- Caution for Diagnosis
  107
  - Troubleshooting with LED
    107
- Problem Symptoms and Measures
  108
- Service Check Function
  109
  - ARC452 Series
    109
  - ARC433 Series
    112
- Troubleshooting
  115
- Check
  158
  - How to Check
    158
    
    Four Way Valve Performance Check
    159
    
    Thermistor Resistance Check
    160
    
    Installation Condition Check
    161
    
    Discharge Pressure Check
    161
    
    Outdoor Fan System Check
    162
    
    Power Supply Waveforms Check
    162
    
    Capacitor Voltage Check
    163
    
    Power Module Check
    163
    
    Rotation Pulse Check on the Outdoor Unit Pcb
    164
    
    Main Circuit Short Check
    165
- Indoor Unit
  167
  - Removal of Air Filter
    167
  - Removal of Front Panel
    169
  - Removal of Front Grille
    171
  - Removal of Horizontal Blades / Vertical Blades
    174
  - Removal of Electrical Box
    177
  - Removal of PCB
    180
  - Removal of Indoor Heat Exchanger
    185
  - Removal of Swing Motors
    188
  - Removal of Fan Motor
    192
- Outdoor Unit - RK(X)S20-35G2V1B, ARXS20-35G2V1B
  195
  - Removal of Outer Panels / Fan Motor
    195
  - Removal of Electrical Box
    204
  - Removal of Thermistors
    208
  - Removal of PCB
    210
  - Removal of Reactor / Partition Plate
    213
  - Removal of Sound Blanket
    215
  - Removal of Four Way Valve
    216
  - Removal of Compressor
    219
- Outdoor Unit - RK(X)S20-35G2V1B9
  221
  - Removal of Outer Panels / Fan Motor
    221
  - Outdoor Unit - RK(X)S20-35G2V1B9, ARXS20-35G3V1B
    221
  - Removal of Electrical Box
    230
  - Removal of PCB
    233
  - Removal of Reactor / Partition Plate
    241
  - Removal of Sound Blanket
    243
  - Removal of Four Way Valve
    245
  - Removal of Compressor
    248
- Outdoor Unit - RK(X)S42G2V1B, ARXS42G2V1B
  250
  - Removal of Outer Panels
    250
  - Removal of Electrical Box
    252
  - Removal of PCB
    257
  - Removal of Sound Blanket
    262
  - Removal of Outdoor Fan / Fan Motor
    264
  - Removal of Thermistors
    267
  - Removal of Four Way Valve / Electronic Expansion Valve
    268
  - Removal of Compressor
    271
- Outdoor Unit - RK(X)S50G2V1B, ARXS50G2V1B
  274
  - Removal of Outer Panels
    274
  - Removal of Outdoor Fan / Fan Motor
    278
  - Removal of Electrical Box
    282
  - Removal of PCB
    287
  - Removal of Sound Blanket / Thermistors
    290
  - Removal of Four Way Valve
    292
  - Removal of Electronic Expansion Valve
    293
  - Removal of Compressor
    294
  - Trial Operation
    298
Part 8 Trial Operation and Field Settings

298
- Trial Operation
  299
- Field Settings
  300
- Jumper and Switch Settings
  303
  - Jumper and Switch Settings
    304
  - Application of Silicon Grease to a Power Transistor and a Diode Bridge
    305
Part 9 Appendix

306
- Piping Diagrams
  307
- Indoor Unit
  307
- Outdoor Unit
  308
- Outdoor Unit
  311
- Wiring Diagrams
  312
- Indoor Unit
  312

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