Daikin RXS18DVJU Heat Pump System Manuals

Manuals and User Guides for Daikin RXS18DVJU Heat Pump System. We have 2 Daikin RXS18DVJU Heat Pump System manuals available for free PDF download: Service Manual

Daikin RXS18DVJU Service Manual (274 pages)

Inverter Pair Wall Mounted Type H-Series

Brand: Daikin | Category: Air Conditioner | Size: 26 MB

Table of Contents
3
Safety Considerations

7
Part 1

10
- List of Functions
  
  10
- Functions
  11
Part 2

13
- Specifications
  
  13
- SEER 16 Models
  14
- SEER 13 Models
  17
- Part
  20
Part 3

21
Part

31
- Main Functions
  33
  - Frequency Principle
    33
  - Power-Airflow Dual Louvers, Wide-Angle Fins and Auto-Swing
    34
  - Fan Speed Control for Indoor Units
    35
  - Program Dry Function
    36
  - Automatic Operation
    37
  - Thermostat Control
    38
  - NIGHT SET Mode
    39
  - Intelligent Eye
    40
  - HOME LEAVE Operation
    41
  - Inverter POWERFUL Operation
    42
  - Other Functions
    43
  - Function of Thermistor
    45
  - Control Specification (09/12 Class)
    46
    
    Mode Hierarchy
    46
    
    Frequency Control
    46
    
    Control Specification (09/12 Class)
    47
    
    Controls at Mode Changing / Start-Up
    48
    
    Discharge Pipe Temperature Control
    50
    
    Input Current Control
    50
    
    Freeze-Up Protection Control
    51
    
    Heating Peak-Cut Control
    52
    
    Fan Control
    52
    
    Liquid Compression Protection Function 2
    52
    
    Defrost Control
    53
    
    Electronic Expansion Valve Control
    54
    
    Malfunctions
    57
    
    Forced Operation Mode
    58
    
    Additional Functions
    58
    
    Forced Operation Mode
    59
  - Control Specification (15/18/24 Class)
    59
    
    Mode Hierarchy
    59
    
    Frequency Control
    60
    
    Control Specification (15/18/24 Class)
    60
    
    Controls at Mode Changing / Start-Up
    62
    
    Discharge Pipe Temperature Control
    63
    
    Input Current Control
    63
    
    Freeze-Up Protection Control
    64
    
    Heating Peak-Cut Control
    64
    
    Fan Control
    65
    
    Low Hz High Pressure Limit
    65
    
    Liquid Compression Protection Function 2
    65
    
    Defrost Control
    66
    
    Electronic Expansion Valve Control
    67
    
    Malfunctions
    69
    
    Forced Operation Mode
    71
    
    Additional Functions
    71
    
    Part
    73
- Function and Control
  
  31
Part 5

73
- Operation Manual
  
  73
- System Configuration
  74
- Ftxs09/12Hvju
  75
- Ftxs15/18/24Hvju
  88
Part 6

102
- Service Diagnosis
  
  102
- Caution for Diagnosis
  103
- Problem Symptoms and Measures
  105
- Service Check Function
  106
- Troubleshooting
  109
  - Error Codes and Description
    109
  - Indoor Unit PCB Abnormality
    110
  - Freeze-Up Protection Control or High Pressure Control
    111
  - Fan Motor or Related Abnormality
    113
  - Thermistor or Related Abnormality (Indoor Unit)
    116
  - Signal Transmission Error (between Indoor and Outdoor Unit)
    117
  - OL Activation (Compressor Overload)
    119
  - Compressor Lock
    120
  - DC Fan Lock
    122
  - Input Overcurrent Detection
    123
  - Four-Way Valve Abnormality
    126
  - Discharge Pipe Temperature Control
    130
  - High Pressure Control in Cooling
    132
  - Position Sensor Abnormality
    134
  - DC Voltage / Current Sensor Abnormality
    136
  - CT or Related Abnormality
    137
  - Thermistor or Related Abnormality (Outdoor Unit)
    139
  - Electrical Box Temperature Rise
    141
  - Radiation Fin Temperature Rise
    143
  - Output Overcurrent Detection
    145
  - Refrigerant Shortage
    149
  - Over-Voltage Detection
    153
  - Low-Voltage Detection
    154
- Check
  155
  - How to Check
    155
    
    Four Way Valve Performance Check
    156
    
    Thermistor Resistance Check
    157
    
    Installation Condition Check
    158
    
    Discharge Pressure Check
    158
    
    Power Supply Waveforms Check
    159
    
    Capacitor Voltage Check
    160
    
    Hall IC Check
    162
    
    Main Circuit Short Check
    163
Part 7

164
- Removal Procedure
  
  164
- Ftxs09/12Hvju
  165
- Ftxs15/18/24Hvju
  188
- Rxs09/12Davju, Rx09/12Favju
  212
  - Removal of Panels and Fan Motor
    212
  - Removal of Electrical Box
    221
  - Removal of Reactor and Partition Plate
    225
  - Removal of Sound Blanket
    227
  - Removal of Four-Way Valve
    229
  - Removal of Compressor
    232
  - Removal of PCB
    234
- Rxs15/18/24Dvju, Rx15/18/24Fvju
  237
  - Removal of Panels and Plates
    237
  - Removal of Fan Motor / Outdoor Fan
    242
  - Removal of PCB / Electrical Box
    246
  - Removal of the Reactor
    255
  - Removal of Sound Blanket
    257
  - Removal of Four-Way Valve
    260
  - Removal of Electronic Expansion Valve
    261
  - Removal of Compressor
    262
Part 8

265
- Other Considerations
  
  265
- Trial Operation
  265
- Other Considerations Part
  265
- Jumper Settings
  266
- Application of Silicon Grease to Power Transistor and Diode Bridge
  267
Part 9

268
Appendix

268
- Piping Diagrams
  269
  - Indoor Units
    269
  - Outdoor Units
    270
- Wiring Diagrams
  272
  - Indoor Units
    272
  - Outdoor Units
    273

Daikin RXS18DVJU Service Manual (27 pages)

15000/18000/24000 Btu/h Class

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

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Air Conditioner Heat Pump Remote Control Chiller Air Handlers

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Daikin RXS18DVJU Heat Pump System Manuals

Daikin RXS18DVJU Service Manual (274 pages)

Table of Contents

Safety Considerations

Part 1

List of Functions

Part 2

Specifications

Part 3

Printed Circuit Board Connector Wiring Diagram

Part

Function and Control

Part 5

Operation Manual

Part 6

Service Diagnosis

Part 7

Removal Procedure

Part 8

Other Considerations

Part 9

Appendix

Daikin RXS18DVJU Service Manual (27 pages)

Table of Contents

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