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Daikin REYQ72 Serveice Manual

Also see for BSVQ36MVJU: Installation manualSerivce manualService manualDesign, Installation & Testing Instruction

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Contents
  1. Table Of Contents
  2. Table Of Contents
  3. Table Of Contents
  4. Table Of Contents
  5. Table Of Contents
  6. safety cautions
  7. cautions regarding products after repair
  8. inspection after repair
  9. using icons
  10. Part 1 General Information
  11. Model Names of Indoor/Outdoor Units
  12. External Appearance
  13. Model Selection
  14. Part 2 Specifications
  15. Specifications
  16. Indoor Units
  17. ceiling suspended type
  18. wall mounted type
  19. floor standing type
  20. BS Units
  21. Part 3 Refrigerant Circuit
  22. Refrigerant Circuit
  23. BSVQ36, 60M
  24. Functional Parts Layout
  25. front view
  26. Refrigerant Flow for Each Operation Mode
  27. Part 4 Function
  28. Function General
  29. Operation Mode
  30. Basic Control
  31. Compressor PI Control
  32. Electronic Expansion Valve PI Control
  33. Cooling Operation Fan Control
  34. Cooling / Heating Operation
  35. Special Control
  36. Oil Return Operation
  37. Defrosting Operation
  38. Pressure Equalizing Control
  39. Pump-down Residual Operation
  40. Restart Standby
  41. Stopping Operation
  42. Protection Control
  43. Low Pressure Protection Control
  44. Discharge Pipe Protection Control
  45. Inverter Protection Control
  46. STD Compressor Overload Protection
  47. Other Control
  48. Emergency Operation
  49. Demand Operation
  50. Outline of Control (Indoor Unit)
  51. remote controller
  52. Thermostat Sensor in Remote Controller
  53. Freeze Prevention
  54. Part 5 Test Operation
  55. Test Operation
  56. check operation
  57. Operation When Power is Turned On
  58. Outdoor Unit PC Board Layout
  59. Field Setting
  60. simplified remote controller
  61. detailed explanation of setting modes
  62. Field Setting from Outdoor Unit
  63. setting by pushbutton switches
  64. image of operation in the case of a
  65. Part 6 Troubleshooting
  66. Troubleshooting by Remote Controller
  67. Self-diagnosis by Wired Remote Controller
  68. Self-diagnosis by Wireless Remote Controller
  69. Operation of the Remote Controller's Inspection Test Operation Button
  70. Remote Controller Service Mode
  71. Remote Controller Self-Diagnosis Function
  72. malfunction code indication by outdoor unit pcb
  73. Troubleshooting by Indication on the Remote Controller
  74. PC Board Defect
  75. Fan motor lock, overload
  76. Malfunction of Swing Flap Motor (MA)
  77. malfunction of moving part of electronic
  78. drain level above limit
  79. malfunction of thermistor (r1t) for
  80. pc board defect
  81. actuation of high pressure switch
  82. actuation of low pressure sensor
  83. E5" Compressor Motor Lock (INV Compressor)
  84. E6" Compressor Motor Overcurrent/Lock (STD Compressor)
  85. F6" Refrigerant Overcharged
  86. H7" Abnormal Outdoor Fan Motor Signal
  87. malfunction of discharge pipe
  88. malfunction of thermistor (r2t) for
  89. outdoor unit heat exchanger
  90. J7" Malfunction of Receiver Outlet Liquid Pipe Thermistor (R6T)
  91. J8" Malfunction of Oil Equalizing Pipe Thermistor (R7T)
  92. J9" Malfunction of Sub-cooling Heat Exchanger Gas Pipe Thermistor (R5T)
  93. temperature rise
  94. inverter compressor abnormal
  95. inverter current abnormal
  96. inverter start up error
  97. inverter over-ripple protection
  98. temperature rise sensor
  99. U1" Outdoor Unit: Reverse Phase, Open Phase
  100. Instantaneous Failure
  101. check operation not executed
  102. U4" Malfunction of Transmission between Indoor Units
  103. Outdoor Units/Indoor Units and Remote Controller
  104. UC" Address Duplication of Centralized Remote Controller
  105. and Indoor Unit
  106. UF" System is not Set yet
  107. Refrigerant System Address Undefined
  108. Troubleshooting (OP: Central Remote Controller)
  109. controllers for centralized control
  110. centralized control
  111. Troubleshooting (OP: Schedule Timer)
  112. Troubleshooting (OP: Unified ON/OFF Controller)
  113. Display "Under Centralized Control" Blinks (Repeats Single Blink)
  114. Display "Under Centralized Control" Blinks (Repeats Double Blink)
  115. Part 7 Replacement Procedure for INV Compressor VRV (REYQ72M, 96M)
  116. Replacement Procedure for INV Compressor VRV (REYQ72M, 96M)
  117. Part 8 Appendix
  118. Piping Diagrams
  119. Indoor Unit
  120. Wiring Diagrams for Reference
  121. Field Wiring
  123. List of Electrical and Functional Parts
  124. Indoor Side
  125. Option List
  126. Option Lists (Outdoor Unit)
  127. Example of Connection (R-410A Type)
  128. Example of connection
  129. Thermistor Resistance / Temperature Characteristics
  130. Pressure Sensor
  131. Method of Replacing The Inverter's Power Transistors and Diode Modules
  132. Part 9 Precautions for New Refrigerant (R-410A)
  133. Precautions for New Refrigerant (R-410A)
  134. Service Tools
  135. E7" Malfunction of Outdoor Unit Fan Motor
  136. Malfunction of Drain Level Control System (S1L)
  137. Table Of Contents
  138. Table Of Contents
Daikin REYQ72 Serveice Manual Manual pdf 42 page image
SiUS39-602 Refrigerant Flow for Each Operation ModeRefirgerant Circuit 313. Refrigerant Flow for Each Operation ModeCooling OperationIndoor unit (Thermostat "OFF")Fan ONIndoor unitTo other indoor units" ON "CoolingCoolingCoolingHeat exchangerFanElectronicexpansion valveFilter FilterIndoor unitFan OFFIndoor unit" OFF "Heat exchangerFanElectronicexpansion valveFilter FilterIndoor unit (Thermostat "ON")Fan ONIndoor unit" ON "Heat exchangerFanElectronicexpansion valveFilter FilterHigh temperature, high pressure gasHigh temperature, high pressure liquidLow temperature, low pressure liquid or gasIndoor unitoperationBS unitBS unitBS unitCapillarytubeThree wayvalveCapillary tubeSolenoid valveCheck valveFilterCapillarytubeThree wayvalveCapillary tubeSolenoid valveCheck valveFilterCapillarytubeThree wayvalveCapillary tubeSolenoid valveCheck valveFilterOil equalizer pipe to other outdoor unitsLiquid piping to other outdoor unitsDischarge gas piping to other outdoor unitsSuction gas piping to other outdoor units
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This manual is suitable for:
BSVQ36MVJUBSVQ60MVJUFXAQ07MVJUFXAQ09MVJUFXAQ12MVJUFXAQ18MVJUFXAQ24MVJUFXDQ07MVJUFXDQ09MVJUFXDQ12MVJUFXDQ18MVJUFXDQ24MVJUFXFQ12MVJUFXFQ18MVJUFXFQ24MVJUFXFQ30MVJUFXFQ36MVJUFXHQ12MVJUFXHQ24MVJUFXHQ36MVJUFXLQ12MVJUFXLQ18MVJUFXLQ24MVJUFXMQ30MVJUFXMQ36MVJUFXMQ48MVJUFXNQ12MVJUFXNQ18MVJUFXNQ24MVJUFXSQ12MVJUFXSQ18MVJUFXSQ24MVJUFXSQ30MVJUFXSQ36MVJUFXSQ48MVJUREYQ144REYQ144MTJUREYQ168REYQ168MTJUREYQ192MTJUREYQ72REYQ72MTJUREYQ96REYQ96MTJU
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