Daikin FT-J series Technical Manual
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Daikin FT-J series Technical Manual

Split unit air conditioner wall mounted j & f series
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R22
TECHNICAL MANUAL
Split Unit Air Conditioner
Wall Mounted J & F Series
FT-J, FT-F, FTY-J, FTY-F series
— Cooling only & Heatpump [50Hz] —

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Summary of Contents for Daikin FT-J series

  • Page 1 TECHNICAL MANUAL Split Unit Air Conditioner Wall Mounted J & F Series FT-J, FT-F, FTY-J, FTY-F series — Cooling only & Heatpump [50Hz] —...

  • Page 3: Table Of Contents

    Table of Contents Table of Contents Nomenclature........................1 Indoor ..........................1 Outdoor ..........................1 Product Line-Up ......................2 Application Information .....................4 Operating Range ......................4 Refrigerant Circuit Diagrams ..................5 Installation Guideline .....................9 Sound Data ........................14 Sound Pressure Level ....................14 NC Curve ........................15 Engineering & Physical Data ...................18 Performance Data ......................22 Calculation Steps ......................22 Performance Tables .....................24...

  • Page 4: Nomenclature

    Nomenclature Nomenclature Indoor FT(Y) 10 J X V1 Power Supply V1: 1 phase 50 Hz 220-240V Production X: OYLM Product Series J: J Series F: F Series Capacity 10: 10000 Btu/hr Model FT: Wall Mounted (Cooling Only) FTY: Wall Mounted (Heatpump) Outdoor R(Y) 09 C X V1 Power Supply...

  • Page 5: Product Line-Up

    Nomenclature Product Line-Up Indoor Unit FT(Y) Classifi cation Nomenclature FT10JXV1 FT15JXV1 FT20JXV1 FT25JXV1 FT30FXV1 FTY09JXV1 FTY15JXV1 FTY20JXV1 FTY25JXV1 FTY30FXV1...
  • Page 6 Nomenclature Outdoor Unit R(Y) Classifi cation Nomenclature R09CXV1 R09CGXV1 R15CXV1 R15CGXV1 R18CXV1 R18CGXV1 R25CXV1 R25CGXV1 R28CXV1 R28CGXV1 R30DXV1 R30DGXV1 R30DXY1 R30DGXY1 RY09CXV1 RY09CGXV1 RY15CXV1 RY15CGXV1 RY20CXV1 RY20CGXV1 RY25CXV1 RY25CGXV1 RY28CXV1 RY28CGXV1 RY30DXV1 RY30DGXV1...

  • Page 7: Application Information

    Application Information Application Information Operating Range Ensure the operating temperature is in allowable range. Cooling Outdoor DB (°C) The use of your air conditioner outside the range of working temperature and humidity can result in serious failure. Indoor WB (°C) Heating Outdoor WB (°C)

  • Page 8: Refrigerant Circuit Diagrams

    Application Information Refrigerant Circuit Diagrams Model: FT10JXV1 – R09CXV1 / FT15JXV1 – R15CXV1 / FT20JXV1 – R18CXV1 COOLING OPERATION 3 WAY VALVE DISCHARGE COMPRESSOR COOLING CAP TUBE 2 WAY VALVE STRAINER INDOOR UNIT OUTDOOR UNIT Model: FT25JXV1 – R25CXV1 COOLING OPERATION 3 WAY VALVE COMPRESSOR...
  • Page 9 Application Information Model: FT30FXV1 – R28CXV1 COOLING OPERATION 3 WAY VALVE COMPRESSOR ORIFICE 3 WAY VALVE INDOOR UNIT OUTDOOR UNIT Model: FT30FXV1 – R30DXV1 / FT30FXV1 – R30DXY1 COOLING OPERATION 3 WAY VALVE HIGH PRESSURE PRESSURE SWITCH SWITCH DISCHARGE ACCUMULATOR COMPRESSOR 3 WAY ORIFICE...
  • Page 10 Application Information Model: FTY09JXV1 – RY09CXV1 COOLING OPERATION PIPING HEATING OPERATION 3 WAY VALVE 4 WAY VALVE DISCHARGE COMPRESSOR PIPING LIQUID COOLING & HEATING CAP TUBE 2 WAY STRAINER STRAINER VALVE INDOOR UNIT OUTDOOR UNIT Model: FTY15JXV1 – RY15CXV1 / FTY20JXV1 – RY20CXV1 COOLING OPERATION PIPING HEATING OPERATION...
  • Page 11 Application Information Model: FTY25JXV1 – RY25CXV1 / FTY30FXV1 – RY28CXV1 COOLING OPERATION PIPING HEATING OPERATION 3 WAY VALVE 4 WAY VALVE DISCHARGE COMPRESSOR PIPING LIQUID COOLING & HEATING CAP TUBE 3 WAY STRAINER STRAINER VALVE INDOOR UNIT OUTDOOR UNIT Model: FTY30FXV1 – RY30DXV1 COOLING OPERATION HEATING OPERATION PIPING...

  • Page 12: Installation Guideline

    Application Information Installation Guideline Sharp edges and coil surfaces are potential injury hazard. Avoid from contact with them. Installation Diagram Indoor unit Caulk pipe hole Cut thermal insulation pipe 30mm or more from ceiling gap with putty. to an appropriate length and wrap it with tape, making Front panel sure that no gap is left in the...
  • Page 13 Application Information Installation of Orifi ce Pipe Orifice Pipe Outdoor Unit Indoor Unit Flare nut 3/8" (Female) Orifice Pipe, connecting Flare joint 3/8" (Male) Note: This installation is only for FT30F/R28C & FT30F/R30D The orifi ce pipe must be installed in the correct direction as shown above. Improper direction may cause failure to the operating system.
  • Page 14 Application Information B. Outdoor unit orifi ce pipe installation (where installation space is limited) Step 4 Orifice Pipe Step 3 Step 2 Step 1 If the orifi ce pipe cannot be connected directly to the liquid valve due to space constraint, it can be connected in between of the liquid pipe.

  • Page 15: Cable Size

    Application Information Cable Size FT10JXV1 FT15JXV1 FT20JXV1 FT25JXV1 Model Unit R09CXV1 R15CXV1 R18CXV1 R25CXV1 Power supply cable size Number of wire Interconnection cable size Number of wire Recommended fuse FT30FXV1 Model Unit R28CXV1 R30DXV1 R30DXY1 Power supply cable size Number of wire Interconnection cable size Number of wire Recommended fuse...

  • Page 16: Refrigerant Piping

    Application Information Refrigerant Piping Piping Length and Elevation When the pipe length becomes too long, both the capacity and reliability drop. As the number of bends increases, system piping resistance to the refrigerant fl ow increases, thus lowering the cooling capacity, and as the result the compressor may become defective.

  • Page 17: Sound Data

    Sound Data Sound Data Sound Pressure Level 1/1 Octave Sound Pressure (dB, ref 20μPa) Overall Noise Model Speed (dBA) Criteria 125Hz 250Hz 500Hz 1kHz 2kHz 4kHz 8kHz High FT10JXV1 Quiet High FTY09JXV1 Quiet High FT(Y)15JXV1 Quiet High FT(Y)20JXV1 Quiet High FT(Y)25JXV1 Quiet High...

  • Page 18: Nc Curve

    Sound Data NC Curve FT10JXV1 NC-55 NC-50 NC-45 NC-40 NC-35 NC-30 NC-25 NC-20 1000 2000 4000 8000 Octave-band frequency (Hz) FTY09JXV1 NC-55 NC-50 NC-45 NC-40 NC-35 NC-30 NC-25 NC-20 100 0 200 0 400 0 8000 Octave-band frequency (Hz)
  • Page 19 Sound Data FT(Y)15JXV1 NC-55 NC-50 NC-45 NC-40 NC-35 NC-30 NC-25 NC-20 1000 2000 4000 8000 Octave-band frequency (Hz) FT(Y)20JXV1 NC-55 NC-50 NC-45 NC-40 NC-35 NC-30 NC-25 NC-20 1000 2000 4000 8000 Octave-band frequency (Hz)
  • Page 20 Sound Data FT(Y)25JXV1 NC-55 NC-50 NC-45 NC-40 NC-35 NC-30 NC-25 NC-20 1000 2000 4000 8000 Octave-band frequency (Hz) FT(Y)30FXV1 NC-55 NC-50 NC-45 NC-40 NC-35 NC-30 NC-25 NC-20 1000 2000 4000 8000 Octave-band frequency (Hz)

  • Page 21: Engineering & Physical Data

    Engineering & Physical Data Engineering & Physical Data Engineering Data - R22 MODEL (Cooling Only) INDOOR UNIT FT10JXV1 FT15JXV1 FT20JXV1 FT25JXV1 MODEL OUTDOOR UNIT R09CXV1 R15CXV1 R18CXV1 R25CXV1 Btu/h 10000 11800 18000 24000 NOMINAL COOLING CAPACITY 2930 3458 5280 7030 NOMINAL TOTAL INPUT POWER (COOLING) 1192 1630...
  • Page 22 Engineering & Physical Data Engineering Data - R22 MODEL (Cooling Only) INDOOR UNIT FT30FXV1 MODEL OUTDOOR UNIT R28CXV1 R30DXV1 R30DYV1 Btu/h 27000 28000 28000 NOMINAL COOLING CAPACITY 7913 8206 8206 NOMINAL TOTAL INPUT POWER (COOLING) 2640 2570 2565 NOMINAL RUNNING CURRENT (COOLING) 11.9 12.2 4.74...

  • Page 23: Fty09Jxv1

    Engineering & Physical Data Engineering Data - R22 MODEL (Heatpump) INDOOR UNIT FTY09JXV1 FTY15JXV1 FTY20JXV1 FTY25JXV1 MODEL OUTDOOR UNIT RY09CXV1 RY15CXV1 RY20CXV1 RY25CXV1 Btu/h 8400 11800 19500 24000 NOMINAL COOLING CAPACITY 2462 3458 5720 7030 Btu/h 9000 13000 19500 25000 NOMINAL HEATING CAPACITY 2642 3810...

  • Page 24: High

    Engineering & Physical Data Engineering Data - R22 MODEL (Heatpump) INDOOR UNIT FTY30JXV1 MODEL OUTDOOR UNIT RY28CXV1 RY30DXV1 Btu/h 27000 30000 NOMINAL COOLING CAPACITY 7913 8790 Btu/h 27000 30000 NOMINAL HEATING CAPACITY 7913 8790 NOMINAL TOTAL INPUT POWER (COOLING) 2650 2990 NOMINAL TOTAL INPUT POWER (HEATING) 2600...

  • Page 25: Performance Data

    Performance Data Performance Data Calculation Steps Interpolation method can be used to get the total Solution: cooling capacity, TC and sensible cooling capacity, Based on the Performance Table, SC and power input, PI at those temperatures which 1. Refer to the Indoor DB column, are not stated out in the table.
  • Page 26 Performance Data (b) Indoor Condition: 25°C DB, 16°C WB By Interpolation Method Outdoor Condition: 35°C DB 25°C – 24°C – 3.51kW ⇒ Outdoor temperature 27°C – 24°C 3.52kW – 3.51kW 35°C ⇒ x = 3.51kW Similarly, = 2.71kW 3.51 2.57 1.29 = 1.29kW 3.52...

  • Page 27: Performance Tables

    Performance Data Performance Tables R22 Cooling Only Model: FT10JXV1 - R09CXV1 Cooling Mode Outdoor temperature 19°C 25°C 30°C 35°C 40°C 46°C (CFM) 21°C 2.76 2.13 0.74 2.66 2.08 0.81 2.57 2.02 0.87 2.46 1.96 0.95 2.26 1.83 1.03 2.09 1.72 1.13 24°C 2.77 2.55 0.74 2.67 2.50 0.81 2.57 2.44 0.87 2.47 2.38 0.95 2.27 2.22 1.03 2.10 2.10 1.13 16°C 27°C 2.79 2.79 0.75 2.69 2.69 0.81 2.60 2.60 0.87 2.50 2.50 0.95 2.31 2.31 1.03 2.15 2.15 1.14...
  • Page 28 Performance Data Model: FT15JXV1 - R15CXV1 Cooling Mode Outdoor temperature 19°C 25°C 30°C 35°C 40°C 46°C (CFM) 21°C 3.26 2.34 0.91 3.14 2.28 0.98 3.03 2.22 1.06 2.91 2.15 1.15 2.67 2.00 1.25 2.46 1.88 1.38 24°C 3.26 2.80 0.91 3.15 2.74 0.98 3.03 2.67 1.06 2.91 2.61 1.15 2.67 2.43 1.25 2.47 2.30 1.38 16°C 27°C 3.29 3.17 0.91 3.18 3.10 0.98 3.07 3.03 1.06 2.95 2.95 1.15 2.72 2.72 1.25 2.54 2.54 1.38 30°C 3.39 3.39 0.91 3.29 3.29 0.99 3.19 3.19 1.07 3.09 3.09 1.16 2.87 2.87 1.26 2.68 2.68 1.39...
  • Page 29 Performance Data Model: FT20JXV1- R18CXV1 Cooling Mode Outdoor temperature 19°C 25°C 30°C 35°C 40°C 46°C (CFM) 21°C 4.98 3.43 1.24 4.80 3.34 1.34 4.62 3.25 1.45 4.44 3.15 1.57 4.08 2.93 1.71 3.76 2.76 1.88 24°C 4.99 4.10 1.24 4.81 4.01 1.34 4.63 3.91 1.45 4.45 3.82 1.57 4.08 3.57 1.71 3.78 3.36 1.88 16°C 27°C 5.02 4.65 1.24 4.86 4.54 1.34 4.69 4.44 1.45 4.51 4.32 1.58 4.16 4.02 1.71 3.87 3.78 1.89 30°C 5.18 5.18 1.25 5.03 5.03 1.35 4.88 4.88 1.46 4.72 4.72 1.59 4.38 4.38 1.73 4.09 4.09 1.91...
  • Page 30 Performance Data Model: FT25JXV1 - R25CXV1 Cooling Mode Outdoor temperature 19°C 25°C 30°C 35°C 40°C 46°C (CFM) 21°C 6.63 4.69 1.92 6.39 4.57 2.08 6.16 4.44 2.25 5.91 4.32 2.44 5.43 4.02 2.65 5.01 3.78 2.92 24°C 6.64 5.61 1.92 6.40 5.49 2.08 6.16 5.36 2.25 5.92 5.22 2.44 5.44 4.88 2.65 5.03 4.60 2.92 16°C 27°C 6.69 6.36 1.92 6.47 6.22 2.08 6.24 6.07 2.26 6.00 5.92 2.45 5.54 5.51 2.66 5.16 5.16 2.93 30°C 6.90 6.90 1.93 6.70 6.70 2.09 6.49 6.49 2.27 6.29 6.29 2.47 5.83 5.83 2.68 5.45 5.45 2.96...
  • Page 31 Performance Data Model: FT30FXV1 - R28CXV1 Cooling Mode Outdoor temperature 19°C 25°C 30°C 35°C 40°C 46°C (CFM) 21°C 7.46 4.93 2.00 7.20 4.80 2.17 6.93 4.67 2.35 6.65 4.54 2.55 6.11 4.22 2.76 5.64 3.97 3.04 24°C 7.47 5.90 2.00 7.21 5.77 2.17 6.94 5.63 2.35 6.66 5.49 2.55 6.12 5.13 2.76 5.66 4.84 3.05 16°C 27°C 7.53 6.69 2.01 7.28 6.54 2.17 7.03 6.39 2.35 6.76 6.22 2.55 6.24 5.79 2.77 5.80 5.44 3.06 30°C 7.76 7.76 2.02 7.54 7.54 2.18 7.31 7.31 2.37 7.08 7.08 2.57 6.56 6.56 2.79 6.14 6.14 3.09...
  • Page 32 Performance Data Model: FT30FXV1 - R30DXV1 Cooling Mode Outdoor temperature 19°C 25°C 30°C 35°C 40°C 46°C (CFM) 21°C 7.74 5.11 1.95 7.47 4.97 2.11 7.19 4.84 2.29 6.90 4.70 2.48 6.34 4.38 2.69 5.85 4.12 2.97 24°C 7.75 6.12 1.96 7.47 5.98 2.11 7.20 5.84 2.29 6.91 5.69 2.48 6.35 5.32 2.69 5.87 5.02 2.97 16°C 27°C 7.81 6.93 1.96 7.55 6.78 2.12 7.29 6.62 2.29 7.01 6.45 2.49 6.47 6.00 2.70 6.02 5.64 2.98 30°C 8.05 8.05 1.97 7.82 7.82 2.13 7.58 7.58 2.31 7.34 7.34 2.51 6.80 6.80 2.73 6.36 6.36 3.01...
  • Page 33 Performance Data Model: FT30FXV1 - R30DXY1 Cooling Mode Outdoor temperature 19°C 25°C 30°C 35°C 40°C 46°C (CFM) 21°C 7.74 5.11 1.95 7.47 4.97 2.11 7.19 4.84 2.28 6.90 4.70 2.47 6.34 4.38 2.68 5.85 4.12 2.96 24°C 7.75 6.12 1.95 7.47 5.98 2.11 7.20 5.84 2.28 6.91 5.69 2.48 6.35 5.32 2.69 5.87 5.02 2.96 16°C 27°C 7.81 6.93 1.95 7.55 6.78 2.11 7.29 6.62 2.29 7.01 6.45 2.48 6.47 6.00 2.69 6.02 5.64 2.97 30°C 8.05 8.05 1.96 7.82 7.82 2.12 7.58 7.58 2.30 7.34 7.34 2.50 6.80 6.80 2.72 6.36 6.36 3.00...

  • Page 34: Fty09Jxv1

    Performance Data R22 Heatpump Model: FTY09JXV1 - RY09CXV1 Cooling Mode Outdoor temperature 19°C 25°C 30°C 35°C 40°C 46°C (CFM) 21°C 2.32 1.80 0.70 2.24 1.75 0.76 2.16 1.70 0.82 2.07 1.65 0.89 1.90 1.54 0.97 1.75 1.45 1.07 24°C 2.32 2.15 0.70 2.24 2.10 0.76 2.16 2.05 0.82 2.07 2.00 0.89 1.90 1.87 0.97 1.76 1.76 1.07 16°C 27°C 2.34 2.34 0.70 2.26 2.26 0.76 2.18 2.18 0.83 2.10 2.10 0.90 1.94 1.94 0.97 1.81 1.81 1.07 30°C 2.41 2.41 0.71 2.35 2.35 0.77 2.27 2.27 0.83 2.20 2.20 0.90 2.04 2.04 0.98 1.91 1.91 1.08...
  • Page 35 Performance Data Model: FTY15JXV1 - RY15CXV1 Cooling Mode Outdoor temperature 19°C 25°C 30°C 35°C 40°C 46°C (CFM) 21°C 3.26 2.34 0.91 3.14 2.28 0.98 3.03 2.22 1.06 2.91 2.15 1.15 2.67 2.00 1.25 2.46 1.88 1.38 24°C 3.26 2.80 0.91 3.15 2.74 0.98 3.03 2.67 1.06 2.91 2.61 1.15 2.67 2.43 1.25 2.47 2.30 1.38 16°C 27°C 3.29 3.17 0.91 3.18 3.10 0.98 3.07 3.03 1.06 2.95 2.95 1.15 2.72 2.72 1.25 2.54 2.54 1.38 30°C 3.39 3.39 0.91 3.29 3.29 0.99 3.19 3.19 1.07 3.09 3.09 1.16 2.87 2.87 1.26 2.68 2.68 1.39...
  • Page 36 Performance Data Model: FTY20JXV1 - RY20CXV1 Cooling Mode Outdoor temperature 19°C 25°C 30°C 35°C 40°C 46°C (CFM) 21°C 5.39 3.71 1.41 5.20 3.61 1.52 5.01 3.52 1.65 4.81 3.42 1.79 4.42 3.18 1.94 4.08 2.99 2.14 24°C 5.40 4.44 1.41 5.21 4.34 1.52 5.02 4.24 1.65 4.82 4.13 1.79 4.42 3.86 1.94 4.09 3.64 2.14 16°C 27°C 5.44 5.04 1.41 5.26 4.92 1.52 5.08 4.81 1.65 4.89 4.68 1.79 4.51 4.36 1.94 4.19 4.09 2.15 30°C 5.61 5.61 1.42 5.45 5.45 1.53 5.28 5.28 1.66 5.11 5.11 1.81 4.74 4.74 1.96 4.44 4.44 2.17...
  • Page 37 Performance Data Model: FTY25JXV1 - RY25CXV1 Cooling Mode Outdoor temperature 19°C 25°C 30°C 35°C 40°C 46°C (CFM) 21°C 6.63 4.69 1.92 6.39 4.57 2.08 6.16 4.44 2.25 5.91 4.32 2.44 5.43 4.02 2.65 5.01 3.78 2.92 24°C 6.64 5.61 1.92 6.40 5.49 2.08 6.16 5.36 2.25 5.92 5.22 2.44 5.44 4.88 2.65 5.03 4.60 2.92 16°C 27°C 6.69 6.36 1.92 6.47 6.22 2.08 6.24 6.07 2.26 6.00 5.92 2.45 5.54 5.51 2.66 5.16 5.16 2.93 30°C 6.90 6.90 1.93 6.70 6.70 2.09 6.49 6.49 2.27 6.29 6.29 2.47 5.83 5.83 2.68 5.45 5.45 2.96...
  • Page 38 Performance Data Model: FTY30FXV1 - RY28CXV1 Cooling Mode Outdoor temperature 19°C 25°C 30°C 35°C 40°C 46°C (CFM) 21°C 7.46 4.93 2.01 7.20 4.80 2.17 6.93 4.67 2.36 6.65 4.54 2.55 6.11 4.22 2.77 5.64 3.97 3.05 24°C 7.47 5.90 2.01 7.21 5.77 2.18 6.94 5.63 2.36 6.66 5.49 2.55 6.12 5.13 2.77 5.66 4.84 3.06 16°C 27°C 7.53 6.69 2.01 7.28 6.54 2.18 7.02 6.38 2.36 6.76 6.22 2.56 6.24 5.79 2.78 5.80 5.44 3.07 30°C 7.76 7.76 2.02 7.54 7.54 2.19 7.31 7.31 2.38 7.08 7.08 2.58 6.56 6.56 2.80 6.14 6.14 3.10...
  • Page 39 Performance Data Model: FTY30FXV1 - RY30DXV1 Cooling Mode Outdoor temperature 19°C 25°C 30°C 35°C 40°C 46°C (CFM) 21°C 8.29 5.47 2.27 7.99 5.33 2.46 7.70 5.18 2.66 7.39 5.04 2.89 6.78 4.69 3.13 6.26 4.41 3.45 24°C 8.30 6.55 2.27 8.00 6.40 2.46 7.71 6.25 2.66 7.40 6.10 2.89 6.80 5.69 3.13 6.29 5.37 3.45 16°C 27°C 8.36 7.43 2.28 8.09 7.26 2.46 7.80 7.09 2.67 7.51 6.91 2.89 6.93 6.43 3.14 6.45 6.04 3.47 30°C 8.62 8.62 2.29 8.37 8.37 2.48 8.12 8.12 2.68 7.86 7.86 2.92 7.28 7.28 3.17 6.82 6.82 3.50...

  • Page 40: Outline & Dimension

    Outline & Dimension Outline & Dimension Indoor Unit Model: FT10/15JXV1 / FTY09/15JXV1 Note: Dimension in mm Model: FT(Y)20/25JXV1 Note: Dimension in mm...

  • Page 41: Model

    Outline & Dimension Model: FT(Y)30FXV1 Note: Dimension in mm...

  • Page 42: Model

    Outline & Dimension Outdoor Unit Model: R(Y)09/15CXV1 Dimension Model R(Y)09/15CXV1 700 521 250 485 175 441 130 Note: Dimension in mm Model: R18/25CXV1 / RY20/25CXV1 For R/RY25CXV1 Dimension Model R18/RY20CXV1 855 628 328 508 181 44 93 149 101 113 603 126 164 17 49 32 23 73 75 R(Y)25CXV1 855 730 328 513 182 44 93 149 101 113 603 126 164 17 47 32...

  • Page 43: Model

    Outline & Dimension Model: R(Y)28CXY1 For R/RY28C Only Dimension Model R(Y)28CXY1 855 730 328 513 182 44 93 149 101 113 603 126 164 17 47 32 23 73 75 Note: Dimension in mm Model: R(Y)30DXV1 / R30DXY1 MADE IN MALAYSIA Dimension Model R(Y)30DXV1 /...

  • Page 44: Wiring Diagram

    Wiring Diagram Wiring Diagram Cooling Only Indoor Unit Outdoor Unit Model: FT10/15JXV1 Model: R09/15CXV1 BLACK WHITE BROWN BLACK (LIVE) RED (FAN CAP) WHITE (NEUTRAL) CN_STP CN_FAN FB CN_FAN COMP CN_PGRM CN_WIR CN_DSP NOTE : FM : FAN MOTOR AS : AIR SWING MOTOR DISPLAY BOARD TH1 : INDOOR COIL THERMISTOR COMP N1...

  • Page 45: Model

    Wiring Diagram Indoor Unit Outdoor Unit Model: FT20/25JXV1 Model: R18/25CXV1 BLACK WHITE BROWN BLACK (LIVE) RED (FAN CAP) WHITE (NEUTRAL) CN_STP CN_FAN FB CN_FAN COMP CN_PGRM CN_WIR CN_DSP NOTE : FM : FAN MOTOR AS : AIR SWING MOTOR DISPLAY BOARD TH1 : INDOOR COIL THERMISTOR COMP N1 TH2 : ROOM THERMISTOR...

  • Page 46: Model

    Wiring Diagram Indoor Unit Outdoor Unit Model: FT30FXV1 Model: R28CXV1 MAIN BOARD DISPLAY BOARD INDOOR COIL THERMISTOR ROOM THERMISTOR SWITCH BOARD COMP CAPACITOR FAN MOTOR BLUE BLUE ORANGE (LO) BROWN (MED) YELLOW (HI) COMP N2 NOTATION FM : FAN MOTOR 240VAC AS : AIR SWING MOTOR...

  • Page 47: Model

    Wiring Diagram Indoor Unit Outdoor Unit Model: FT30FXV1 Model: R30DXV1 MAIN BOARD DISPLAY BOARD INDOOR COIL THERMISTOR ROOM THERMISTOR SWITCH BOARD COMP CAPACITOR FAN MOTOR BLUE BLUE ORANGE (LO) BROWN (MED) YELLOW (HI) COMP N2 NOTATION FM : FAN MOTOR AS : AIR SWING MOTOR PART NO.

  • Page 48: Model

    Wiring Diagram Indoor Unit Outdoor Unit Model: FT30FXV1 Model: R30DXY1 MAIN BOARD DISPLAY BOARD INDOOR COIL THERMISTOR ROOM THERMISTOR SWITCH BOARD COMP CAPACITOR FAN MOTOR BLUE BLUE ORANGE (LO) BROWN (MED) YELLOW (HI) COMP N2 NOTATION FM : FAN MOTOR AS : AIR SWING MOTOR PART NO.

  • Page 49: Model

    Wiring Diagram Heatpump Indoor Unit Outdoor Unit Model: FTY09/15JXV1 Model: RY09/15CXV1 BLACK WHITE BROWN BLACK (LIVE) RED (FAN CAP) WHITE (NEUTRAL) CN_STP CN_ CN_FAN FAN FB COMP NOTATION CN_ODCOIL FM : FAN MOTOR AS : AIR SWING MOTOR Z1C : FERRITE CORE TH1 : INDOOR COIL THERMISTOR BLUE GREEN/YELLOW...

  • Page 50: Model

    Wiring Diagram Indoor Unit Outdoor Unit Model: FTY20/25JXV1 Model: RY20/25CXV1 BLACK WHITE BROWN BLACK (LIVE) RED (FAN CAP) WHITE (NEUTRAL) NOTATION FM : FAN MOTOR AS : AIR SWING MOTOR BLUE TH1 : INDOOR COIL THERMISTOR TH2 : ROOM THERMISTOR Z1C : FERRITE CORE DISPLAY BOARD GREEN/YELLOW...

  • Page 51: Model

    Wiring Diagram Indoor Unit Outdoor Unit Model: FTY30FXV1 Model: RY28CXV1...

  • Page 52: Model

    Wiring Diagram Indoor Unit Outdoor Unit Model: FTY30FXV1 Model: RY30DXV1 DISPLAY BOARD SWITCH BOARD CAPACITOR FAN MOTOR L COMP BLUE YELLOW (HI) ROOM THERMISTOR BROWN (MED) ORANGE (LO) INDOOR COIL THERMISTOR YELLOW/GREEN TO OUTDOOR THERMISTOR 4WV OF COMP PART NO. 08 02 4 052645 POWER SUPPLY 4 W V COMP...

  • Page 53: Service & Maintenance

    Service & Maintenance Service & Maintenance • Disconnect from main supply before servicing the air conditioner. • The unit is designed to give long life operation with minimum maintenance required. However, it should be regularly checked and the following items should be given due attention. Components Maintenance Procedures Period...

  • Page 54: Model

    Service & Maintenance Pre Start Up Maintenance (After Extended Shutdown) Inspect thoroughly and clean indoor and outdoor units. Clean or replace air fi lters. Clean condensates drain line. Clean clogged indoor and outdoor coils. Check fan imbalance before operation. Tighten all wiring connections and panels. Check for refrigerant leakage.

  • Page 55: Troubleshooting

    Troubleshooting Troubleshooting Indicator Lights IR Signal Receiver When an infra red remote control operating signal has been transmitted, the signal receiver on the indoor unit will respond as below to confi rm acceptance of the signal transmission. ON to OFF 1 Long Beep OFF to ON 2 Short Beep...
  • Page 56 Troubleshooting LED Indoor Lights: Normal Operation and Fault Conditions for Cooling / Heatpump Unit Error Normal Operation / Action Code Fault Indication COOL/HEAT (GREEN/RED) Cool mode Green Heat mode Auto mode in Heating operation Auto mode in Cooling operation Green Time on Sleep mode on Fan mode on...

  • Page 57: High

    Troubleshooting Phase Sequencer The unit with Scroll Compressor only can rotate in one direction. For this reason, a protective device (phase sequencer) is fi tted to prevent incorrect wiring of the electrical phases. When the three phases are not connected correctly, the phase sequencer operates, and the unit will not start. This device is located in the control box of the outdoor unit.

  • Page 58: High

    Troubleshooting Error Code / Fault Condition When a malfunction of the air conditioner unit is detected, immediately switch off the main power supply before proceeding with the following troubleshooting procedures. The following are common fault conditions and simple troubleshooting tips. If any other fault conditions which are not listed occur, contact your nearest local dealer.
  • Page 59 Troubleshooting Diagnostic Guidelines By means of pressure readings: Data Pressure Probable cause Circuit High side • 1. Overcharged with refrigerant. Low side • 2. Non-condensable gases in refrigerant circuit (e.g. air). 3. Obstructed air-intake / discharge. 4. Hot air short circuiting in outdoor unit. •...

This manual is also suitable for:

Fty-f seriesFt-f seriesFty-j series

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