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Daikin FTXS30LVJU Service Manual

Also see for FTXS24LVJU: Engineering dataService manualService manualService manualService manual

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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 considerations
  7. List of Functions
  8. Functions
  9. FDXS Series
  10. Specifications
  13. Printed Circuit Board Connector Wiring Diagram
  14. Indoor Unit
  15. FTXS15/18/24/30/36LVJU
  16. FDXS09/12LVJU
  17. Outdoor Unit
  18. RXS15/18LVJU
  19. RXS24LVJU, RK(X)S30/36LVJU
  20. Function and Control
  21. Main Functions
  22. Airflow Direction Control (FTXS Series)
  23. Fan Speed Control for Indoor Unit
  24. Program Dry Operation
  25. Automatic Operation
  26. Thermostat Control
  27. NIGHT SET Mode
  28. ECONO Operation
  29. INTELLIGENT EYE Operation (FTXS Series)
  30. Inverter POWERFUL Operation
  31. Other Functions
  32. Function of Thermistor
  33. Control Specification
  34. Frequency Control
  35. Controls at Mode Changing / Start-up
  36. Discharge Pipe Temperature Control
  37. Input Current Control
  38. Freeze-up Protection Control
  39. Outdoor Fan Control
  40. Defrost Control
  41. Electronic Expansion Valve Control
  42. pressure equalizing control
  43. Malfunctions
  44. Operation Manual
  45. System Configuration
  46. FTXS Series
  47. AUTO · DRY · COOL · HEAT · FAN Operation
  48. Adjusting the Airflow Direction and Rate
  49. COMFORT AIRFLOW / INTELLIGENT EYE Operation
  50. POWERFUL Operation
  51. OUTDOOR UNIT QUIET Operation
  53. OFF TIMER Operation
  54. ON TIMER Operation
  55. WEEKLY TIMER Operation
  58. Adjusting the Airflow Rate
  64. Service Diagnosis
  65. Troubleshooting with LED
  66. Problem Symptoms and Measures
  67. Service Check Function
  68. Troubleshooting
  69. Indoor Unit PCB Abnormality
  70. Freeze-up Protection Control or Heating Peak-cut Control
  71. Fan Motor or Related Abnormality
  72. Thermistor or Related Abnormality (Indoor Unit)
  73. Refrigerant Shortage
  74. Low-voltage Detection or Over-voltage Detection
  75. Signal Transmission Error (between Indoor Unit and Outdoor Unit)
  76. 4.9 Signal Transmission Error on Outdoor Unit PCB
  77. Outdoor Unit PCB Abnormality
  78. OL Activation (Compressor Overload)
  79. Compressor Lock
  80. DC Fan Lock
  81. Input Overcurrent Detection
  82. Four-Way Valve Abnormality
  84. High Pressure Control in Cooling
  85. Compressor System Sensor Abnormality
  86. Position Sensor Abnormality
  87. DC Voltage / Current Sensor Abnormality (09/12 Class Only)
  88. CT or Related Abnormality (24/30/36 Class Only)
  89. Thermistor or Related Abnormality (Outdoor Unit)
  90. Electrical Box Temperature Rise
  91. Radiation Fin Temperature Rise
  92. Output Overcurrent Detection
  93. Check
  94. Fan Motor Connector Output Check
  95. Power Supply Waveforms Check
  96. Four-Way Valve Performance Check
  97. Inverter Checker" Check
  98. Rotation Pulse Check on the Outdoor Unit PCB
  99. Installation Condition Check
  100. Discharge Pressure Check
  101. Main Circuit Short Check
  102. Capacitor Voltage Check
  103. Power Module Check
  104. Removal Procedure
  105. Indoor Unit: FTXS09/12LVJU
  106. Removal of Front Panel
  107. Removal of Front Grille
  108. Removal of Horizontal Blades / Vertical Blades
  109. Removal of Electrical Box
  110. Removal of PCBs
  111. Removal of Swing Motors
  112. Removal of Indoor Heat Exchanger
  113. Removal of Fan Motor
  114. Indoor Unit: FTXS15/18/24LVJU
  118. Removal of Horizontal Blades / Swing Motors
  120. Removal of Fan Motor / Fan Rotor
  121. Removal of Vertical Blade ASSYs
  122. Indoor Unit: FTXS30/36LVJU
  129. Removal of Fan Rotor
  131. Outdoor Unit: RXS09/12LVJU
  134. Removal of Reactor / Partition Plate
  135. Removal of Sound Blankets
  136. Removal of Four-Way Valve
  137. Removal of Compressor
  138. Outdoor Unit: RXS15/18LVJU
  139. Removal of Outdoor Fan / Fan Motor
  142. Removal of Sound Blankets / Thermistors
  144. Removal of Electronic Expansion Valve
  146. Outdoor Unit: RXS24LVJU
  150. Removal of Coils / Thermistors
  153. Outdoor Unit: RKS30/36LVJU, RXS30/36LVJU
  160. Trial Operation and Field Settings
  161. Pump Down Operation
  162. Forced Cooling Operation
  163. Trial Operation
  164. Field Settings
  165. When 2 Units are Installed in 1 Room
  166. Facility Setting Jumper and Switch (Cooling at Low Outdoor Temperature)
  167. Jumper Settings
  168. Appendix
  169. Piping Diagrams
  171. Wiring Diagrams
  173. Part
Daikin FTXS30LVJU Service Manual Manual pdf 105 page image
Troubleshooting SiUS09113395 Service Diagnosis4.2 Indoor Unit PCB AbnormalityRemoteControllerDisplayA1Method ofMalfunctionDetectionThe system checks if the circuit works properly within the microcomputer of the indoor unit.MalfunctionDecisionConditionsThe system cannot set the internal settings.SupposedCauses Wrong models interconnected Defective indoor unit PCB Disconnection of connector Reduction of power supply voltage
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This manual is suitable for:
FTXS24LVJUFTXS30LVJUFTXS36LVJURKS30LVJURKS36LVJURXS09LVJURXS12LVJURXS15LVJURXS18LVJURXS24LVJURXS30LVJURXS36LVJUSUPER MULTI NX FDXS09LVJUSUPER MULTI NX FDXS12LVJUSUPER MULTI NX FTXS09LVJUSUPER MULTI NX FTXS12LVJUSUPER MULTI NX FTXS15LVJUSUPER MULTI NX FTXS18LVJU
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