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Daikin 2MKS40G2V1B Service Manual

Also see for 2MKS40G2V1B: Service Manual Removal ProcedureInstallation manual

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Contents
  1. Table Of Contents
  2. Table Of Contents
  3. Table Of Contents
  4. Table Of Contents
  5. safety cautions
  6. Part 1 List of Functions
  7. Functions
  8. Heat Pump
  9. Part 2 Specifications
  10. Specifications
  11. Cooling Only - Outdoor Unit
  12. Heat Pump - Indoor Unit
  13. Heat Pump - Outdoor Unit
  14. Part 3 Printed Circuit Board Connector Wiring Diagram
  15. Indoor Unit
  16. Floor Standing Type
  17. Floor / Ceiling Suspended Dual Type
  18. Duct Connected Type
  19. Ceiling Mounted Cassette Type
  20. Remote Controller
  21. Wireless Remote Controller
  22. Outdoor Unit
  23. Part 4 Function and Control
  24. temperature control
  25. operation starting control
  26. airflow direction control
  27. fan speed control for indoor units
  28. program dry operation
  29. automatic operation
  30. thermostat control
  31. night set mode
  32. ECONO Operation
  33. HOME LEAVE Operation
  34. area intelligent eye operation
  35. INTELLIGENT EYE Operation
  36. inverter powerful operation
  37. other functions
  38. drain pump control
  39. thermostat sensor in remote controller
  40. freeze prevention control
  41. Hot Start Control (In Heating Operation Only)
  42. function of thermistor
  43. control specification
  44. frequency control
  45. Controls at Mode Changing / Start-up
  46. compressor protection function
  47. input current control
  48. outdoor fan control
  49. liquid compression protection function
  50. electronic expansion valve control
  51. Malfunctions
  52. Part 5 Operation Manual
  53. system configuration
  54. RA Indoor Unit
  55. fan operation
  56. operating conditions
  57. FTXS, FVXS Series - ARC452A1, A3
  58. names of parts
  59. FTXG-E, CTXG-E, FLK(X)S, FDK(X)S Series ARC433B41, B67, B68, B69, B76
  60. adjusting the air flow direction
  61. SA Indoor Unit - FFQ Series
  62. BRC7E530W/531W
  63. names and functions
  64. operation range
  65. operation procedure
  66. Part 6 Service Diagnosis
  67. troubleshooting with led
  69. problem symptoms and measures
  70. service check function
  72. code indication on remote controller
  74. Troubleshooting for RA Indoor Unit - F(C)TXG, FTXS, FVXS FLK(X)S, FDK(X)S Series
  75. Freeze-up Protection Control or Heating Peak-cut Control
  76. Fan Motor or Related Abnormality
  77. Thermistor or Related Abnormality (Indoor Unit)
  78. Front Panel Open / Close Fault (FTXG, CTXG)
  79. Troubleshooting for SA Indoor Unit - FFQ Series
  80. drain water level system abnormality
  82. drain system abnormality
  83. thermistor or related abnormality
  84. remote controller thermistor abnormality
  85. field setting abnormality
  86. troubleshooting for outdoor unit
  87. OL Activation (Compressor Overload)
  88. compressor lock
  89. dc fan lock
  90. input overcurrent detection
  92. high pressure control in cooling
  93. compressor sensor system abnormality
  94. position sensor abnormality
  95. DC Voltage / Current Sensor Abnormality
  96. Thermistor or Related Abnormality (Outdoor Unit)
  97. electrical box temperature rise
  98. radiation fin temperature rise
  99. output overcurrent detection
  100. refrigerant shortage
  101. Low-voltage Detection or Over-voltage Detection
  102. Outdoor Unit PCB Abnormality or Signal Transmission Error
  103. Unspecified Voltage (between Indoor Unit and Outdoor Unit Anti-icing control in Other Room
  104. thermistor resistance check
  105. fan motor connector output check
  106. electronic expansion valve check
  107. four way valve performance check
  108. inverter unit refrigerant system check
  109. Inverter Checker" Check
  110. Rotating Pulse Input on the Outdoor Unit PCB Check
  111. installation condition check
  112. outdoor unit fan system check
  113. power module check
  114. Part 7 Removal Procedure
  115. removal of outer panels
  116. removal of electrical box
  117. removal of pcb
  118. removal of sound blankets
  119. Removal of Outdoor Fan / Fan Motor
  120. removal of thermistors
  121. Removal of Four Way Valve / Electronic Expansion Valves
  122. removal of compressor
  123. Part 8 Trial Operation and Field Settings
  124. pump down operation
  125. forced cooling operation
  126. Trial Operation
  128. field settings
  129. jumper and switch settings
  131. jumper settings
  132. Application of Silicon Grease to a Power Transistor and a Diode Bridge
  133. Part 9 Appendix
  134. Piping Diagrams
  136. Wiring Diagrams
Daikin 2MKS40G2V1B Service Manual Manual pdf 88 page image
Function of Indoor Unit (SA Models) SiBE12-816_D77 Function and Control2.3 Freeze Prevention ControlWhen the temperature detected by liquid pipe thermistor (R2T) of the indoor heat exchangerdrops too low, the unit enters freeze prevention control in accordance with the followingconditions, and is also set in accordance with the conditions given below.Conditions for starting: Temperature is –1°C or less for total of 40 min., or temperature is –5°Cor less for total of 10 min.Conditions for cancelling: Temperature is +7°C or more for 10 min. continuouslyEx: Case where temperature is –5°C or less for total of 10 min.Freeze prevention control Normal operationForced OFF by thermostat10 min.– 5˚C+ 0˚C+ 7˚C10 min.(R12940)
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This manual is suitable for:
2MKS40G2V1B2MKS40GV1B2MKS50G2V1B2MKS50GV1B2MXS40G2V1B2MXS40GV1B2MXS50G2V1B2MXS50GV1BSuper Multi NX FDKS25EAVMBSuper Multi NX FDKS35EAVMBSuper Multi NX FDKS50CVMBSuper Multi NX FDXS25EAVMBSuper Multi NX FDXS35EAVMBSuper Multi NX FDXS50CVMBSuper Multi NX FFQ25B8V1BSuper Multi NX FFQ35B8V1BSuper Multi NX FFQ50B8V1BSuper Multi NX FLKS25BAVMBSuper Multi NX FLKS35BAVMBSuper Multi NX FLKS50BAVMBSuper Multi NX FLXS25BAVMBSuper Multi NX FLXS35BAVMBSuper Multi NX FLXS50BAVMBSuper Multi NX FTXS20G2V1BSuper Multi NX FTXS20J2V1BSuper Multi NX FTXS25G2V1BSuper Multi NX FTXS25J2V1BSuper Multi NX FTXS35G2V1BSuper Multi NX FTXS35J2V1BSuper Multi NX FTXS42G2V1BSuper Multi NX FTXS42J2V1BSuper Multi NX FTXS50G2V1BSuper Multi NX FTXS50J2V1BSuper Multi NX FVXS25FV1BSuper Multi NX FVXS35FV1BSuper Multi NX FVXS50FV1BSuper Multi Plus E-Series CTXG50EV1BWSSuper Multi Plus E-Series CTXG50JV1BWSSuper Multi Plus E-Series FTXG25EV1BWSSuper Multi Plus E-Series FTXG25JV1BWSSuper Multi Plus E-Series FTXG35EV1BWSSuper Multi Plus E-Series FTXG35JV1BWS
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