Daikin REYQ72 Manuals

Daikin REYQ72 Manuals

Manuals and User Guides for Daikin REYQ72. We have 1 Daikin REYQ72 manual available for free PDF download: Serveice Manual

Daikin REYQ72 Serveice Manual

Daikin REYQ72 Serveice Manual (273 pages)

R-410A Heat Recovery 60Hz

Brand: Daikin | Category: Air Conditioner | Size: 10.2 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
  - BS Units
    34
Part 3 Refrigerant Circuit

36
- Refrigerant Circuit
  37
  - Reyq72M, 96M
    37
  - Bsvq36, 60M
    39
- Functional Parts Layout
  40
  - Reyq72M, 96M
    40
  - Front View
    41
- Refrigerant Flow for each Operation Mode
  42
Part 4 Function

48
- Function General
  49
  - Symbol
    49
  - Operation Mode
    50
- Basic Control
  51
- Special Control
  59
  - Startup Control
    59
  - Oil Return Operation
    61
  - Defrosting Operation
    63
  - Pressure Equalizing Control
    64
  - Pump-Down Residual Operation
    65
  - Restart Standby
    67
  - Stopping Operation
    68
- Protection Control
  70
- Other Control
  75
  - Outdoor Unit Rotation
    75
  - Emergency Operation
    76
  - Demand Operation
    78
  - Heating Operation Prohibition
    78
- Outline of Control (Indoor Unit)
  79
  - Drain Pump Control
    79
  - Thermostat Sensor in Remote Controller
    81
  - Freeze Prevention
    83
Part 5 Test Operation

84
- Test Operation
  85
  - Procedure and Outline
    85
  - Check Operation
    86
  - Operation When Power Is Turned on
    88
- Outdoor Unit PC Board Layout
  89
- Field Setting
  90
Part 6 Troubleshooting

122
Part 7 Replacement Procedure for INV Compressor

226
- Vrv (Reyq72M, 96M)
  226
- Replacement Procedure for INV Compressor, VRV (REYQ72M, 96M)
  227
  - Replacement Procedure
    227
Part 8 Appendix

228
- Piping Diagrams
  229
  - Outdoor Unit
    229
  - Indoor Unit
    230
  - BS Unit
    232
- Wiring Diagrams for Reference
  233
  - Outdoor Unit
    233
  - Field Wiring
    234
  - Indoor Unit
    236
  - BS Unit
    240
- List of Electrical and Functional Parts
  241
  - Outdoor Unit
    241
  - Indoor Side
    242
- Option List
  245
  - Option List of Controllers
    245
  - Option Lists (Outdoor Unit)
    246
- Example of Connection (R-410A Type)
  247
  - Heat Recovery System
    247
  - Example of Connection
    248
- Thermistor Resistance / Temperature Characteristics
  250
- Pressure Sensor
  252
- Method of Replacing the Inverter's Power Transistors and Diode Modules
  253
- 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
- M8" Malfunction of Transmission between Optional Controllers for Centralized Control
  266
Drawings & Flow Charts

270

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