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Daikin FTX20JV1B Service Manual

Also see for ARX20J3V1B: Installation manualInstallation manual

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Contents
  1. Table Of Contents
  2. Table Of Contents
  3. Table Of Contents
  4. safety cautions
  5. Part 1 List of Functions
  6. Functions
  7. Part 2 Specifications
  8. Specifications
  9. Part 3 Printed Circuit Board Connector Wiring Diagram
  10. Indoor Unit
  11. Outdoor Unit
  12. Main Functions
  13. Airflow Direction Control
  14. Fan Speed Control for Indoor Unit
  15. Program Dry Operation
  16. Automatic Operation
  17. Thermostat Control
  18. NIGHT SET Mode
  19. Inverter POWERFUL Operation
  20. Other Functions
  21. Function of Thermistor
  22. Control Specification
  23. Controls at Mode Changing / Start-up
  24. Discharge Pipe Temperature Control
  25. Input Current Control
  26. Freeze-up Protection Control
  27. Outdoor Fan Control
  28. Defrost Control
  29. Electronic Expansion Valve Control
  30. pressure equalizing control
  31. Malfunctions
  32. Part 5 Remote Controller
  33. Remote Controller
  34. mode button
  35. Part 6 Service Diagnosis
  36. Troubleshooting with LED
  37. Problem Symptoms and Measures
  38. Service Check Function
  39. Troubleshooting
  40. Indoor Unit PCB Abnormality
  41. Freeze-up Protection Control or Heating Peak-cut Control
  42. Fan Motor (DC Motor) or Related Abnormality
  43. Thermistor or Related Abnormality (Indoor Unit)
  44. Refrigerant Shortage
  45. Low-voltage Detection or Over-voltage Detection
  46. Signal Transmission Error (between Indoor Unit and Outdoor Unit)
  47. Unspecified Voltage (between Indoor Unit and Outdoor Unit)
  48. Outdoor Unit PCB Abnormality
  49. OL Activation (Compressor Overload)
  50. Compressor Lock
  51. DC Fan Lock
  52. Input Overcurrent Detection
  53. Four Way Valve Abnormality
  55. High Pressure Control in Cooling
  56. Compressor System Sensor Abnormality
  57. Position Sensor Abnormality
  58. DC Voltage / Current Sensor Abnormality
  59. Thermistor or Related Abnormality (Outdoor Unit)
  60. Electrical Box Temperature Rise
  61. Radiation Fin Temperature Rise
  62. Output Overcurrent Detection
  63. Check
  64. Fan Motor Connector Output Check
  65. Power Supply Waveforms Check
  66. Four Way Valve Performance Check
  67. Inverter Analyzer Check
  68. Rotation Pulse Check on the Outdoor Unit PCB
  69. Installation Condition Check
  70. Outdoor Fan System Check
  71. Power Module Check
  72. Tips for Servicing
  73. Trial Operation
  74. Field Settings
  75. Silicon Grease on Power Transistor / Diode Bridge
  76. Part 8 Appendix
  77. Piping Diagrams
  79. Wiring Diagrams
  80. Removal Procedure (Booklet No.)
  81. revision history
Daikin FTX20JV1B Service Manual Manual pdf 110 page image
SiBE041010EA99 AppendixPart 8Appendix1. Piping Diagrams..................................................................................1001.1 Indoor Unit............................................................................................1001.2 Outdoor Unit .........................................................................................1012. Wiring Diagrams..................................................................................1022.1 Indoor Unit............................................................................................1022.2 Outdoor Unit .........................................................................................1023. Removal Procedure (Booklet No.) ......................................................103
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This manual is suitable for:
ARX20J3V1BARX25J3V1BARX35J3V1BATX20J2V1BATX20JV1BATX25J2V1BATX25JV1BATX35J2V1BATX35JV1BFTX20J2V1BFTX20JV1BFTX25J2V1BFTX25JV1BFTX35J2V1BFTX35JV1BRX20JV1BRX25JV1BRX35JV1BARX20JV1BARX25JV1BARX35JV1BRX20J3V1BRX25J3V1BRX35J3V1B
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