Daikin REYQ168PYDN Manuals

Manuals and User Guides for Daikin REYQ168PYDN. We have 2 Daikin REYQ168PYDN manuals available for free PDF download: Service Manual, Operation Manual

Daikin REYQ168PYDN Service Manual (567 pages)

R-410A Heat Pump 60Hz, R-410A Heat Recovery 60Hz

Brand: Daikin | Category: Heat Pump | Size: 39.75 MB

R-410A Heat Pump/ Heat Recovery 60Hz

2
- Table of Contents
  2
- Introduction
  8
  - Safety Considerations
    8
  - Preface
    14
- General Information1
  
  17
  - Model Names of Indoor/Outdoor Units
    17
  - External Appearance
    18
    
    Indoor Units
    18
    
    Outdoor Units
    19
  - Combination of Outdoor Units
    20
  - Model Selection
    21
- VRVIII R-410A Heat Pump 60Hz9
  
  25
  - Specifications
    26
    
    Outdoor Units
    26
  - Refrigerant Circuit
    32
    
    Rxyq72P, 96P, 120P
    32
    
    Rxyq144Ptju
    33
  - Functional Parts Layout RXYQ72P, 96P, 120P
    36
    
    Rxyq144Ptju
    36
  - Refrigerant Flow for each Operation Mode
    38
  - Function General
    56
    
    Symbol
    56
    
    Operation Mode
    57
  - Basic Control
    58
    
    Normal Operation
    58
    
    Compressor PI Control
    59
    
    Electronic Expansion Valve PI Control
    62
    
    Step Control of Outdoor Unit Fans
    62
    
    Outdoor Unit Fan Control in Cooling Operation
    63
    
    Heat Exchanger Control
    64
  - Special Control
    65
    
    Startup Control
    65
    
    Large Capacity Start up Control (Heating)
    66
    
    Oil Return Operation
    67
    
    Defrost Operation
    71
    
    Pump-Down Residual Operation
    73
    
    Standby
    75
    
    Stopping Operation
    76
  - Protection Control
    78
    
    High Pressure Protection Control
    78
    
    Low Pressure Protection Control
    80
    
    Discharge Pipe Protection Control
    82
    
    Inverter Protection Control
    83
    
    STD Compressor Overload Protection
    85
  - Other Control
    86
    
    Backup Operation
    86
    
    Demand Operation
    86
    
    Heating Operation Prohibition
    86
  - Test Operation
    87
    
    Installation Process
    87
    
    Procedure and Outline
    88
    
    Operation When Power Is Turned on
    106
  - Outdoor Unit PC Board Layout
    108
  - Field Settings
    109
    
    Field Settings on the Outdoor Unit
    109
  - Field Setting
    109
Part 3 Vrviii R-410A Heat Recovery 60Hz

134
- VRVIII R-410A Heat Recovery 60Hz119
  
  135
  - Specifications
    136
    
    Outdoor Units
    136
- 1 Specifications
  
  138
  - BS Units
    141
- 2 Refrigerant Circuit
  
  143
  - Reyq72, 96, 120Pydn, Ptju
    143
  - Reyq144Ptju
    145
  - REMQ72PYDN, PTJU (Multi 6Ton)
    147
  - REMQ96, 120PYDN, PTJU (Multi 8, 10Ton)
    149
  - BS Unit Functional Parts
    151
- 3 Functional Parts Layout
  
  152
  - Reyq72P, 96P, 120P
    152
  - Reyq144Ptju
    153
  - Remq72P
    154
  - Remq96P, 120P
    155
- 4 Refrigerant Flow for each Operation Mode
  
  156
- 5 Function General
  
  200
  - Symbol
    200
  - Operation Mode
    202
- 6 Basic Control
  
  203
  - Normal Operation
    203
  - Compressor PI Control
    204
  - Electronic Expansion Valve PI Control
    208
  - Step Control of Outdoor Unit Fans
    209
  - Outdoor Unit Fan Control in Cooling Operation
    209
  - Heat Exchanger Control
    210
- 7 Special Control
  
  212
  - Startup Control
    212
  - Large Capacity Start up Control (Heating)
    213
  - Oil Return Operation
    214
  - Defrost Operation
    218
  - Pump-Down Residual Operation
    220
  - Standby
    222
  - Stopping Operation
    223
- 8 Protection Control
  
  225
- 9 Other Control
  
  233
  - Demand Operation
    233
  - Heating Operation Prohibition
    233
- 10 Test Operation
  
  234
  - Installation Process
    234
  - Procedure and Outline
    234
  - Operation When Power Is Turned on
    253
- 11 Outdoor Unit PC Board Layout
  
  255
- 12 Field Setting
  
  258
Part 4 Indoor Unit

284
Part 5 Troubleshooting

330
Part 6 Appendix

488
- 1 Piping Diagrams
  
  489
  - Outdoor Unit
    489
  - Indoor Unit
    499
  - BS Unit
    501
- 2 Wiring Diagrams for Reference
  
  502
  - Outdoor Unit
    502
  - Field Wiring
    512
  - Indoor Unit
    520
  - BS Unit
    524
- 3 List of Electrical and Functional Parts
  
  525
  - Outdoor Unit
    525
  - Indoor Side
    529
- 4 Option List
  
  533
  - Option List of Controllers
    533
  - Option Lists (Outdoor Unit)
    534
- 5 Piping Installation Point
  
  535
  - Piping between Outside Units
    535
- 6 Thermistor Resistance / Temperature Characteristics
  
  538
- 7 Pressure Sensor
  
  540
- 8 Method of Checking the Inverter's Power Transistors and Diode Modules
  
  541
- 9 Example of Connection
  
  544

Daikin REYQ168PYDN Operation Manual (20 pages)

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Daikin REYQ168PYDN Manuals

Daikin REYQ168PYDN Service Manual (567 pages)

Table of Contents

R-410A Heat Pump/ Heat Recovery 60Hz

General Information1

VRVIII R-410A Heat Pump 60Hz9

Part 3 Vrviii R-410A Heat Recovery 60Hz

VRVIII R-410A Heat Recovery 60Hz119

1 Specifications

2 Refrigerant Circuit

3 Functional Parts Layout

4 Refrigerant Flow for each Operation Mode

5 Function General

6 Basic Control

7 Special Control

8 Protection Control

9 Other Control

10 Test Operation

11 Outdoor Unit PC Board Layout

12 Field Setting

Part 4 Indoor Unit

1 Specifications

2 Refrigerant Circuit

3 Operation Flow Chart

4 Thermostat Sensor in Remote Controller

5 Drain Pump Control

6 Control of Electronic Expansion Valve

7 Freeze Prevention

8 Heater Control (Optional PC Board KRP1B

9 List of Louver Operations

10 Hot Start Control (in Heating Operation Only)

11 Louver Control for Preventing Ceiling Dirt

12 Field Setting

Part 5 Troubleshooting

1 Symptom-Based Troubleshooting

2 Troubleshooting by Remote Controller

3 Troubleshooting by Indication on the Remote Controller

4 Troubleshooting (OP: Central Remote Controller)

5 Troubleshooting (OP: Unified ON/OFF Controller)

Part 6 Appendix

1 Piping Diagrams

2 Wiring Diagrams for Reference

3 List of Electrical and Functional Parts

4 Option List

5 Piping Installation Point

6 Thermistor Resistance / Temperature Characteristics

7 Pressure Sensor

8 Method of Checking the Inverter's Power Transistors and Diode Modules

9 Example of Connection

Daikin REYQ168PYDN Operation Manual (20 pages)

Table of Contents

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