User Manuals: Daikin VRV III REYQ38PY1B Recovery System

Manuals and User Guides for Daikin VRV III REYQ38PY1B Recovery System. We have 1 Daikin VRV III REYQ38PY1B Recovery System manual available for free PDF download: Service Manual

Daikin VRV III REYQ38PY1B Service Manual (472 pages)

R-410A Heat Recovery 50Hz

Brand: Daikin | Category: Heating System | Size: 18 MB

R-410A Heat Recovery 50Hz

2
- Table of Contents
  2
- Introduction
  7
  - Safety Cautions
    7
  - Preface
    11
Part 1 General Information

12
- Mode
  12
- J8" Outdoor Unit
  13
  - Mode
    13
- Model Names of Indoor/Outdoor Units
  13
- 2 External Appearance
  
  14
  - Indoor Units
    14
  - Outdoor Units
    15
- 3 Combination of Outdoor Units
  
  16
- 4 Model Selection
  
  17
Part 2 Specifications

20
- Outdoor Units
  21
- Indoor Units
  32
- BS Units
  65
Part 3 Refrigerant Circuit

66
- 1 Refrigerant Circuit
  
  67
  - Reyq8P, 10P, 12P
    67
  - Reyq14P, 16P
    69
  - REMQ8P (Multi 8HP)
    71
  - REMQ10P, 12P (Multi 10, 12HP)
    73
  - REMQ14P, 16P (Multi 14, 16HP)
    75
  - BS Unit Functional Parts
    77
  - Indoor Units
    78
- 2 Functional Parts Layout
  
  79
  - Reyq8P, 10P, 12P
    79
  - Reyq14P, 16P
    80
  - Remq8P
    81
  - Remq10P, 12P
    82
  - Remq14P, 16P
    83
- 3 Refrigerant Flow for each Operation Mode
  
  84
Part 4 Function

112
- 1 Function General
  
  113
  - Symbol
    113
  - Operation Mode
    115
- 2 Basic Control
  
  116
  - Normal Operation
    116
  - Compressor PI Control
    117
  - Electronic Expansion Valve PI Control
    125
  - Step Control of Outdoor Unit Fans
    125
  - Outdoor Unit Fan Control in Cooling Operation
    126
  - Heat Exchanger Control
    127
- 3 Special Control
  
  128
  - Startup Control
    128
  - Large Capacity Start up Control (Heating)
    130
  - Oil Return Operation
    131
  - Defrost Operation
    135
  - Pump-Down Residual Operation
    137
  - Standby
    139
  - Stopping Operation
    140
- 4 Protection Control
  
  141
  - High Pressure Protection Control
    141
  - Low Pressure Protection Control
    143
  - Discharge Pipe Protection Control
    145
  - Inverter Protection Control
    146
  - STD Compressor Overload Protection
    148
- 5 Other Control
  
  149
  - Backup Operation
    149
  - Demand Operation
    149
  - Heating Operation Prohibition
    149
- 6 Outline of Control (Indoor Unit)
  
  150
  - Operation Flow Chart
    150
  - Thermostat Control
    152
  - Drain Pump Control
    156
  - Control of Electronic Expansion Valve
    158
  - Freeze Prevention
    159
  - Heater Control (Optional PC Board KRP1B
    160
  - List of Swing Flap Operations
    161
  - Hot Start Control (in Heating Operation Only)
    162
  - Louver Control for Preventing Ceiling Dirt
    163
Part 5 Test Operation

164
- 1 Test Operation
  
  165
  - Installation Process
    165
  - Procedure and Outline
    166
  - Operation When Power Is Turned on
    198
- 2 Outdoor Unit PC Board Layout
  
  199
- 3 Field Setting
  
  200
  - Field Setting from Remote Controller
    200
  - Field Setting from Outdoor Unit
    213
Night-Time

234
- Emergency Operation
  237
Part 6 Troubleshooting

242
Part 7 Appendix

394
- 1 Piping Diagrams
  
  395
  - Outdoor Unit
    395
  - Indoor Unit
    400
  - BS Unit
    405
- 2 Wiring Diagrams for Reference
  
  406
  - Outdoor Unit
    406
  - Field Wiring
    411
  - Indoor Unit
    414
  - BS Unit
    428
- 3 List of Electrical and Functional Parts
  
  429
  - Outdoor Unit
    429
  - Indoor Side
    433
- 4 Option List
  
  439
  - Option List of Controllers
    439
  - Option Lists (Outdoor Unit)
    441
- 5 Piping Installation Point
  
  442
  - The Example of a Wrong Pattern
    443
- 6 Example of Connection
  
  444
- 7 Thermistor Resistance / Temperature Characteristics
  
  448
- 8 Pressure Sensor
  
  450
- 9 Method of Checking the Inverter's Power Transistors and Diode Modules
  
  451
  - Mode
    452
- Part 8 Precautions for New Refrigerant (R-410A)
  
  454
  - Precautions for New Refrigerant (R-410A)
    455
    
    Outline
    455
    
    Refrigerant Cylinders
    457
    
    Service Tools
    458
- Index
  
  464
- Drawings & Flow Charts
  
  468
  - Mode
    468

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User Manuals: Daikin VRV III REYQ38PY1B Recovery System

Daikin VRV III REYQ38PY1B Service Manual (472 pages)

Table of Contents

R-410A Heat Recovery 50Hz

Part 1 General Information

2 External Appearance

3 Combination of Outdoor Units

4 Model Selection

Part 2 Specifications

Part 3 Refrigerant Circuit

1 Refrigerant Circuit

2 Functional Parts Layout

3 Refrigerant Flow for each Operation Mode

Part 4 Function

1 Function General

2 Basic Control

3 Special Control

4 Protection Control

5 Other Control

6 Outline of Control (Indoor Unit)

Part 5 Test Operation

1 Test Operation

2 Outdoor Unit PC Board Layout

3 Field Setting

Night-Time

Part 6 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 7 Appendix

1 Piping Diagrams

2 Wiring Diagrams for Reference

3 List of Electrical and Functional Parts

4 Option List

5 Piping Installation Point

6 Example of Connection

7 Thermistor Resistance / Temperature Characteristics

8 Pressure Sensor

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

Part 8 Precautions for New Refrigerant (R-410A)

Index

Drawings & Flow Charts

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