Daikin RXYQ144 Manuals

Manuals and User Guides for Daikin RXYQ144. We have 1 Daikin RXYQ144 manual available for free PDF download: Serivce Manual

Daikin RXYQ144 Serivce Manual

Daikin RXYQ144 Serivce Manual (273 pages)

R-410A Heat Pump 60Hz

Brand: Daikin | Category: Air Conditioner | Size: 9 MB

Table of Contents

Table of Contents
2
Introduction
7
- Safety Cautions
  7
  - Caution in Repair
    7
  - Cautions Regarding Products after Repair
    8
  - Inspection after Repair
    9
  - Using Icons
    10
  - Using Icons List
    10
- Preface
  11
Part 1 General Information

12
- Model Names of Indoor/Outdoor Units
  13
- External Appearance
  14
  - Indoor Units
    14
  - Outdoor Units
    14
- Model Selection
  15
Part 2 Specifications

16
- Specifications
  17
  - Outdoor Units
    17
  - Indoor Units
    22
    
    Ceiling Suspended Type
    29
    
    Wall Mounted Type
    30
    
    Floor Standing Type
    32
Part 3 Refrigerant Circuit

34
- Refrigerant Circuit
  35
  - Rxyq72M, 96M
    35
  - Refrigerant Circuit Part
    35
- Functional Parts Layout
  37
  - Rxyq72M, 96M
    37
- Refrigerant Flow for each Operation Mode
  38
- Heating Operation
  41
Part 4 Function

42
- Operation Mode
  43
- Basic Control
  44
- Special Control
  51
  - Startup Control
    51
  - Oil Return Operation
    52
  - Defrosting Operation
    54
  - Pump-Down Residual Operation
    55
  - Restart Standby
    56
  - Stopping Operation
    57
  - Pressure Equalization Prior to Startup
    59
- Protection Control
  60
- Other Control
  65
  - Outdoor Unit Rotation
    65
  - Emergency Operation
    66
  - Demand Operation
    68
  - Heating Operation Prohibition
    68
- Outline of Control (Indoor Unit)
  69
  - Drain Pump Control
    69
  - Thermostat Sensor in Remote Controller
    71
  - Freeze Prevention
    73
Part 5 Test Operation

74
- Test Operation
  75
  - Procedure and Outline
    75
  - Check Operation
    76
  - Operation When Power Is Turned on
    78
- Outdoor Unit PC Board Layout
  79
- Field Setting
  80
Part 6 Troubleshooting

116
Part 7 Replacement Procedure for INV Compressor, VRV

228
- Replacement Procedure for INV Compressor, VRV (RXYQ72M, 96M)
  229
  - Replacement Procedure
    229
Part 8 Appendix

230
- Piping Diagrams
  231
  - Outdoor Unit
    231
  - Indoor Unit
    232
- Wiring Diagrams for Reference
  234
  - Outdoor Unit
    234
  - Field Wiring
    235
  - Indoor Unit
    237
- List of Electrical and Functional Parts
  241
  - Outdoor Unit
    241
  - Indoor Side
    242
- Option List
  246
  - Option List of Controllers
    246
  - Option Lists (Outdoor Unit)
    247
- Example of Connection
  248
- Thermistor Resistance / Temperature Characteristics
  250
- Discharge Pipe
  251
- Pressure Sensor
  252
- Method of Replacing the Inverter's Power Transistors and Diode Modules
  253
Part 9 Precautions for New Refrigerant (R-410A)

256
- Precautions for New Refrigerant (R-410A)
  257
  - Outline
    257
  - Service Tools
    259
Index

266
- Malfunction of Capacity Determination Device
  267
- Malfunction of Thermistor (R2T) for Heat Exchanger
  267
Drawings & Flow Charts

270

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