Contents - Table Of Contents
- Table Of Contents
- Table Of Contents
- Table Of Contents
- safety cautions
- Part 1 List of Functions
- Functions
- Part 2 Specifications
- Indoor Unit
- CTXS, FTXS Series
- FDXS, CDXS Series
- FVXS Series
- FFQ Series
- Outdoor Unit
- Part 3 Printed Circuit Board Connector Wiring Diagram
- CTXS07LVJU, FTXS09/12LVJU
- FTXS15/18/24LVJU
- FDXS09/12LVJU, CDXS15/18/24LVJU
- FVXS09/12/15/18NVJU
- FFQ09/12/15/18Q2VJU
- Wired Remote Controller
- Wireless Remote Controller Kit
- Part 4 Functions and Control
- Common Functions
- CTXG, CTXS, FTXS, CDXS, FDXS, FVXS Series Functions
- Fan Speed Control for Indoor Unit
- Program Dry Operation
- Automatic Operation
- Thermostat Control
- NIGHT SET Mode
- ECONO Operation
- Area INTELLIGENT EYE Operation
- INTELLIGENT EYE Operation
- POWERFUL Operation
- Multi-Monitor Lamp/TIMER Lamp
- Clock Setting
- WEEKLY TIMER Operation
- functions and control
- Other Functions
- FFQ Series Functions
- Setback Function (With Wired Remote Controller BRC1E73)
- Hot Start Control (In Heating Operation Only)
- Presence and Floor Sensors (Option)
- Control Specification
- Mode Hierarchy
- Frequency Control
- Controls at Mode Changing/Start-up
- Discharge Pipe Temperature Control
- Input Current Control
- Freeze-up Protection Control
- Outdoor Fan Control
- Defrost Control
- Low Hz High Pressure Limit
- Electronic Expansion Valve Control
- pressure equalizing control
- Malfunctions
- Part 5 Remote Controller
- Applicable Remote Controller
- ARC466A36
- mode button
- ARC452A21
- ARC452A23
- ARC466A21
- BRC1E73 (Wired Remote Controller)
- operation lamp
- operation mode
- airflow direction
- BRC082A41W, BRC082A42W(S) (Wireless Remote Controller Kit)
- Part 6 Service Diagnosis
- General Problem Symptoms and Check Items
- Troubleshooting with LED
- Service Diagnosis
- Code Indication on Remote Controller
- Troubleshooting for CTXG, CTXS, FTXS, CDXS, FDXS FVXS Series
- Freeze-up Protection Control/Heating Peak-cut Control
- Indoor Fan Motor or Related Abnormality
- Thermistor or Related Abnormality
- Front Panel Open/Close Fault
- Signal Transmission Error (Between Indoor Unit and Outdoor Unit)
- Mismatching of Indoor Unit and Outdoor Unit
- Troubleshooting for FFQ Series
- Drain Level Control System Abnormality
- Indoor Fan Motor (DC Motor) or Related Abnormality
- Humidifier or Related Abnormality
- Presence Sensor or Floor Sensor Abnormality
- Remote Controller Thermistor Abnormality
- remote controller
- Troubleshooting for Outdoor Unit
- Low-voltage Detection or Over-voltage Detection
- Wiring Error Check Unexecuted
- Unspecified Voltage (Between Indoor Unit and Outdoor Unit Anti-icing Control in Other Rooms
- Anti-icing Control for Indoor Unit
- Outdoor Unit PCB Abnormality
- OL Activation (Compressor Overload)
- Compressor Lock
- dc fan lock
- Input Overcurrent Detection
- Four Way Valve Abnormality
- High Pressure Control in Cooling
- Compressor Sensor System Abnormality
- Position Sensor Abnormality
- CT or Related Abnormality
- Thermistor or Related Abnormality (Outdoor Unit)
- Electrical Box Temperature Rise
- Radiation Fin Temperature Rise
- Output Overcurrent Detection
- Check
- Indoor Fan Motor Connector Check
- Power Supply Waveform Check
- Electronic Expansion Valve Check
- Four Way Valve Performance Check
- Inverter Analyzer Check
- Rotation Pulse Check on the Outdoor Unit PCB
- Installation Condition Check
- Outdoor Fan System Check
- Capacitor Voltage Check
- Power Module Check
- Part 7 Trial Operation and Field Settings
- Pump Down Operation
- Forced Cooling Operation
- Wiring Error Check Function
- Trial Operation
- Field Settings
- CTXG, CTXS, FTXS, CDXS, FDXS, FVXS Series
- temperature display switch
- when 2 units are installed in 1 room
- jumper settings
- Silicone Grease on Power Transistor/Diode Bridge
- Part 8 Appendix
- Piping Diagrams
- Wiring Diagrams
- Operation Limit
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Indoor Unit SiUS121630EA16 Specifications1.5 FFQ Series 60 Hz, 208 - 230 VModel FFQ09Q2VJU FFQ12Q2VJUCooling Heating Cooling HeatingRated Capacity + 9 kBtu/h Class 12 kBtu/h ClassDecoration Panel(1)Model BYFQ60B3W1 BYFQ60B3W1Color White WhiteDimensions(H × W × D) in. (mm) 2-3/16 × 27-9/16 × 27-9/16 (55 × 700 × 700) 2-3/16 × 27-9/16 × 27-9/16 (55 × 700 × 700)Weight (Mass) Lbs (kg) 6 (2.7) 6 (2.7)Decoration Panel(2)Model BYFQ60C2W1W / BYFQ60C2W1S BYFQ60C2W1W / BYFQ60C2W1SColor White / Silver White / SilverDimensions(H × W × D) in. (mm) 1-13/16 × 24-7/16 × 24-7/16 (46 × 620 × 620) 1-13/16 × 24-7/16 × 24-7/16 (46 × 620 × 620)Weight (Mass) Lbs (kg) 6.2 (2.8) 6.2 (2.8)Airflow RateH cfm(m³/min)378 (10.7) 399 (11.3) 406 (11.5) 427 (12.1)M 339 (9.6) 357 (10.1) 353 (10.0) 371 (10.5)L 268 (7.6) 282 (8.0) 268 (7.6) 282 (8.0)FanType Turbo Fan Turbo FanMotor Output W — —Speed Steps 3 Steps 3 StepsAir Direction Control — —Running Current (Rated) A 0.23 - 0.21 0.23 - 0.21 0.27 - 0.24 0.27 - 0.24Power Consumption (Rated) W 23 23 27 27Power Factor (Rated) % 48.1 - 47.6 48.1 - 47.6 48.1 - 48.9 48-1 - 48.9Temperature Control Microcomputer Control Microcomputer ControlDimensions (H × W × D) in. (mm) 10-1/4 × 22-5/8 × 22-5/8 (260 × 575 × 575) 10-1/4 × 22-5/8 × 22-5/8 (260 × 575 × 575)Packaged Dimensions (H × W × D) in. (mm) 11 × 27 × 23-1/2 (280 × 686 × 597) 11 × 27 × 23-1/2 (280 × 686 × 597)Weight (Mass) Lbs (kg) 36 (16) 36 (16)Gross Weight (Gross Mass) Lbs (kg) 40 (18) 40 (18)Sound PressureLevel H / M / L dB(A) 38 / 35 / 29 38 / 35 / 29 39 / 36 / 30 39 / 36 / 30Heat Insulation Both Liquid and Gas Pipes Both Liquid and Gas PipesPipingConnectionsLiquid in. (mm) φ 1/4 (φ 6.4) φ 1/4 (φ 6.4)Gas in. (mm) φ 3/8 (φ 9.5) φ 3/8 (φ 9.5)Drain in. (mm) VP20 (O.D. φ 1-1/32 (φ 26)) VP20 (O.D. φ 1-1/32 (φ 26))Drawing No. 3D106061A 3D106062Model FFQ15Q2VJU FFQ18Q2VJUCooling Heating Cooling HeatingRated Capacity + 15 kBtu/h Class 18 kBtu/h ClassDecoration Panel(1)Model BYFQ60B3W1 BYFQ60B3W1Color White WhiteDimensions(H × W × D) in. (mm) 2-3/16 × 27-9/16 × 27-9/16 (55 × 700 × 700) 2-3/16 × 27-9/16 × 27-9/16 (55 × 700 × 700)Weight (Mass) Lbs (kg) 6 (2.7) 6 (2.7)Decoration Panel(2)Model BYFQ60C2W1W / BYFQ60C2W1S BYFQ60C2W1W / BYFQ60C2W1SColor White / Silver White / SilverDimensions(H × W × D) in. (mm) 1-13/16 × 24-7/16 × 24-7/16 (46 × 620 × 620) 1-13/16 × 24-7/16 × 24-7/16 (46 × 620 × 620)Weight (Mass) Lbs (kg) 6.2 (2.8) 6.2 (2.8)Airflow RateH cfm(m³/min)420 (11.9) 441 (12.5) 448 (12.7) 498 (14.1)M 367 (10.4) 385 (10.9) 378 (10.7) 420 (11.9)L 293 (8.3) 307 (8.7) 275 (7.8) 307 (8.7)FanType Turbo Fan Turbo FanMotor Output W — —Speed Steps 3 Steps 3 StepsAir Direction Control — —Running Current (Rated) A 0.29 - 0.26 0.29 - 0.26 0.52 - 0.47 0.52 - 0.47Power Consumption (Rated) W 28 28 51 - 51 51 - 51Power Factor (Rated) % 46.4 - 46.8 46.4 - 46.8 47.2 - 47.2 47.2 - 47.2Temperature Control Microcomputer Control Microcomputer ControlDimensions (H × W × D) in. (mm) 10-1/4 × 22-5/8 × 22-5/8 (260 × 575 × 575) 10-1/4 × 22-5/8 × 22-5/8 (260 × 575 × 575)Packaged Dimensions (H × W × D) in. (mm) 11 × 27 × 23-1/2 (280 × 686 × 597) 11 × 27 × 23-1/2 (280 × 686 × 597)Weight (Mass) Lbs (kg) 36 (16) 39.0 (17.5)Gross Weight (Gross Mass) Lbs (kg) 40 (18) 42.0 (19.0)Sound PressureLevel H / M / L dB(A) 40 / 37 / 31 40 / 37 / 31 44 / 40 / 32 44 / 40 / 32Heat Insulation Both Liquid and Gas Pipes Both Liquid and Gas PipesPipingConnectionsLiquid in. (mm) φ 1/4 (φ 6.4) φ 1/4 (φ 6.4)Gas in. (mm) φ 1/2 (φ 12.7) φ 1/2 (φ 12.7)Drain in. (mm) VP20 (O.D. φ 1-1/32 (φ 26)) VP20 (O.D. φ 1-1/32 (φ 26))Drawing No. 3D106063A 3D106064Conversion Formulaekcal/h = kW × 860Btu/h = kW × 3412cfm = m³/min × 35.3
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