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Daikin BA-Series Service Manual

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Contents
  1. Part 1 List of Functions ................................................................ 1
  2. Table Of Contents
  3. Table Of Contents
  4. Table Of Contents
  5. safety cautions
  6. Part 1 List of Functions
  7. Functions
  8. Part 2 Specifications
  9. Specifications
  10. Heat Pump
  11. Part 3 Printed Circuit Board Connector Wiring Diagram
  12. Indoor Unit
  13. Outdoor Unit
  14. RK(X)S25/35G2V1B
  15. rxs35k2v1b, rxs35l2v1b
  16. Main Functions
  17. Airflow Direction Control
  18. Program Dry Operation
  19. Automatic Operation
  20. Thermostat Control
  21. NIGHT SET Mode
  22. HOME LEAVE Operation
  23. Inverter POWERFUL Operation
  24. Clock Setting
  25. Other Functions
  26. Function of Thermistor
  27. Control Specification
  28. Frequency Control
  29. Controls at Mode Changing / Start-up
  30. compressor protection function
  31. Discharge Pipe Temperature Control
  32. Input Current Control
  33. Freeze-up Protection Control
  34. Outdoor Fan Control
  35. Defrost Control
  36. Electronic Expansion Valve Control
  37. pressure equalizing control
  38. Malfunctions
  39. Part 5 Remote Controller
  40. Remote Controller
  41. mode button
  42. Service Diagnosis
  43. Table Of Contents
  44. General Problem Symptoms and Check Items
  45. Troubleshooting with LED
  46. Service Diagnosis
  47. Troubleshooting
  48. Indoor Unit PCB Abnormality
  49. Freeze-up Protection Control / Heating Peak-cut Control
  50. Fan Motor (AC Motor) or Related Abnormality
  51. Thermistor or Related Abnormality (Indoor Unit)
  52. Refrigerant Shortage
  53. Low-voltage Detection or Over-voltage Detection
  54. Signal Transmission Error (Between Indoor Unit and Outdoor Unit)
  55. Unspecified Voltage (Between Indoor Unit and Outdoor Unit)
  56. Outdoor Unit PCB Abnormality
  57. OL Activation (Compressor Overload)
  58. Compressor Lock
  59. DC Fan Lock
  60. Input Overcurrent Detection
  61. Four Way Valve Abnormality
  63. High Pressure Control in Cooling
  64. Compressor System Sensor Abnormality
  65. Position Sensor Abnormality
  66. DC Voltage / Current Sensor Abnormality
  67. Thermistor or Related Abnormality (Outdoor Unit)
  68. Electrical Box Temperature Rise
  69. Radiation Fin Temperature Rise
  70. Output Overcurrent Detection
  71. Check
  72. Hall IC Check
  73. Electronic Expansion Valve Check
  74. Four Way Valve Performance Check
  75. Inverter Analyzer Check
  76. Rotation Pulse Check on the Outdoor Unit PCB
  77. Installation Condition Check
  78. Discharge Pressure Check
  79. Main Circuit Short Check
  80. Power Module Check
  81. Pump Down Operation
  82. Forced Cooling Operation
  83. Trial Operation
  84. Field Settings
  85. Facility Setting Jumper (cooling at low outdoor temperature)
  86. Jumper and Switch Settings
  87. Silicon Grease on Power Transistor / Diode Bridge
  88. Part 8 Appendix
  89. Piping Diagrams
  91. heat pump
  92. Wiring Diagrams
Daikin BA-Series Service Manual Manual pdf 76 page image
Troubleshooting SiBE05-722ED65 Service Diagnosis4.4 Fan Motor (AC Motor) or Related AbnormalityError Code A6Method of ErrorDetectionThe rotation speed detected by the Hall IC during fan motor operation is used to determineabnormal fan motor operation.Error DecisionConditionsThe detected rotation speed does not reach the demanded rotation speed of the target tap, andis less than 50% of the maximum fan motor rotation speed.SupposedCauses„ Power supply voltage is not as specified.„ Layer short inside the fan motor winding„ Breaking of wire inside the fan motor„ Breaking of the fan motor lead wires„ Defective capacitor of the fan motor„ Defective indoor unit PCB
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This manual is suitable for:
BA-SeriesInverter FLXS35BAVMB9RKS25E2V1BRKS25G2V1BRKS25G2V1B9RKS35E2V1BRKS35G2V1BRKS35G2V1B9RXS25E2V1BRXS25G2V1BRXS25G2V1B9RXS25J2V1BRXS25K3V1BRXS35E2V1BRXS35G2V1BRXS35G2V1B9RXS35J2V1BRXS35K2V1BRXS35L2V1BSuper Multi NX FLKS25BAVMBSuper Multi NX FLKS35BAVMBSuper Multi NX FLXS25BAVMBSuper Multi NX FLXS35BAVMB
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