Airwell AW-C AW-FFM036T-N11 Service Manual Download Page 30

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The Specification of Power

8. The Specification of Power

Cooling only:

Heating pump:

Model (KBtu/h)

48~60

Power

Phase

1-phase

3-phase

Frequency

and

Voltage

220-240V, 50Hz

380-415V, 50Hz

Circuit Breaker/ Fuse (A)

25/20

32/25

50/40

25/20

32/25

Indoor Unit Power Wiring (mm

)

3×2.5

3×1.5

5×2.5

Indoor/Outdoor

Connecting Wiring (mm

)

Ground Wiring

2.5

4.0

2.5

Outdoor Unit Power

Wiring

3×2.5

3×4.0

5×2.5

Strong

Electric

Signal

2×1.0

3×1.0

3x1.0/3×1.5

3x1.0

Weak Electric Signal

(2×0.75/

2×0.5)

(2×0.2)

Summary of Contents for AW-C AW-FFM036T-N11

Page 1: ...YFFA018 H11 AW CFM018 N11 AW DFM018 N11 AW FFM018 N11 AW CFM024 N11 AW DFM024 N11 AW FFM024 N11 AW YFFA024 H11 AW DFM036 N11 AW FFM036 N11 AW CFM036 N11 AW DFM036T N11 AW FFM048 N11 AW YFFA036 H11 AW...

Page 2: ...tion 1 Part 2 Indoor Units 5 Part 3 Outdoor Units 64 Part 4 Installation 79 Part 5 Electrical Control System 112 The specifications designs and information in this book are subject to change without n...

Page 3: ...General Information Part 1 General Information 1 Model Lists 2 2 External Appearance 3 1...

Page 4: ...odel Lists 1 1 Indoor Units 1 2 Outdoor Units Type Function 12 18 24 36 36T 48 60 Cassette 90x90 Cooling and heating Ducted Cooling and heating Ceiling floor Cooling and heating Cassette 60x60 Cooling...

Page 5: ...External Appearance 2 External Appearance 2 1 Indoor Units CFM 12 18 CFM 24 48 DFM Middle static pressure duct Ceiling floor type 3...

Page 6: ...External Appearance 2 2 Outdoor Units Single fan outdoor unit Double fan outdoor unit 4...

Page 7: ...Indoor Units Part 2 Indoor Units CFM012 18 Four way Cassette Type Compact 6 CFM 24 48 Super slim Cassette Type 16 DFM Duct Type 32 FFM Ceiling Floor Type 50 5...

Page 8: ...ay Cassette Type Compact Features 7 Dimensions 8 Service Space 9 Air Velocity and Temperature Distributions Reference Data 10 Wiring Diagrams 11 Electric Characteristics 12 Sound Levels 12 Accessories...

Page 9: ...for installation and will not damage the decoration The panel size is 647 50 647mm The hooks are designed in the four corners of the body which can save installation space 1 3 Electric control box bu...

Page 10: ...Dimensions Dimensions 8...

Page 11: ...Service Space Service Space 9...

Page 12: ...Air Velocity and Temperature Distributions Reference Data Air Velocity and Temperature Distributions Reference Data Airflowvelocity Temperature 10...

Page 13: ...Wiring Diagrams Wiring Diagrams MCA3 12HRN1 Q MCA3 18HRN1 Q 11...

Page 14: ...ndoor Units Power Supply Hz Voltage Min Max MFA AW CFM012 N11 50 220 240V 198V 254V 16 50 220 240V 198V 254V 16 AW CFM018 N11 Note MFA Max Fuse Amps A Sound Levels 1 4m Microphone Model Noise level dB...

Page 15: ...ion paper board 1 Drainpipe Fittings 4 Out let pipe sheath 1 5 Out let pipe clasp 1 6 Tightening band 20 7 Drain joint 1 Remote controller Its holder 8 Remote controller 1 9 Remote controller holder 1...

Page 16: ...M018 N11 Power Phase 1 phase Frequency and Voltage 220 240V 50Hz Circuit Breaker Fuse A 20 16 Indoor Unit Power Wiring mm2 3 2 5 Indoor Outdoor Connecting Wiring Ground Wiring 2 5 Outdoor Unit Power W...

Page 17: ...Indoor Units Field Wiring 15...

Page 18: ...Type Super slim Cassette Type 1 Features 17 2 Dimensions 20 3 Service Space 21 4 Wiring Diagrams 22 5 Electric Characteristics 25 6 Sound Levels 26 7 Accessories 27 8 The Specification of Power 28 9...

Page 19: ...ng is possible Auto lifting panel design more convenient to clean and maintain the filter optional 1 2 Fresh air intake function Fresh air fulfills air quality more healthy and comfortable Ventilation...

Page 20: ...er will work and the indicator light on display board will shine 1 4 External air duct design Reserve external air duct more flexible for the air supply 1 5 Built in draining pump Due to the improveme...

Page 21: ...out reliably 1 6 Terminals for alarm lamp and long distance on off controller connection are standard Reserve terminals for the connection of alarm lamp and long distance on off controller more human...

Page 22: ...780 780 680 136 126 91 196 132 A A B A A B A A B A B Service hole for draining pump Fresh air intake 75 55 80 80 4 install hanger Gas side Liquid side E parts box 135 90 Panel Body 92 92 92 92 D D 92...

Page 23: ...Service Space 3 Service Space 1000mm 1000mm 1000mm 1000m m 21...

Page 24: ...Wiring Diagrams 4 Wiring Diagrams AW CFM024 N11 AW CFM036 N11 22...

Page 25: ...Indoor Units AW CFM036T N11 23...

Page 26: ...Wiring Diagrams AW CFM048 N11 24...

Page 27: ...t Power Supply Hz Voltage Min Max MFA AW CFM018 N11 50 220 240V 198V 254V 20 AW CFM024 N11 50 220 240V 198V 254V 25 AW CFM036 N11 50 220 240V 198V 254V AW CFM036T N11 50 220 240V 198V 254V AW CFM048 N...

Page 28: ...Sound Levels 6 Sound Levels 1 4m Microphone Model Noise level dB A H M L 43 40 35 50 45 41 52 48 45 52 48 45 53 48 44 AW CFM018 N11 AW CFM024 N11 AW CFM036 N11 AW CFM036T N11 AW CFM048 N11 26...

Page 29: ...ath 1 Out let pipe clasp 1 Remote controller Its Frame Remote controller Its Frame 1 Remote controller holder 1 Mounting screw ST2 9 10 C H 2 Remote controller manual 1 Alkaline dry batteries AM4 2 Ot...

Page 30: ...Voltage 220 240V 50Hz 380 415V 50Hz Circuit Breaker Fuse A 25 20 32 25 50 40 25 20 32 25 Indoor Unit Power Wiring mm2 3 2 5 3 2 5 3 1 5 5 2 5 Indoor Outdoor Connecting Wiring mm2 Ground Wiring 2 5 2...

Page 31: ...Indoor Units 9 Field Wiring AW CFM012 N11 AW CFM018 N11 AW CFM024 N11 AW CFM036 N11 29...

Page 32: ...Field Wiring AW CFM024 N11 AW CFM036 N11 30...

Page 33: ...Indoor Units AW CFM036T N11 AW CFM048 N11 31...

Page 34: ...e 1 Features 33 2 Dimensions 35 3 Service Space 36 4 Wiring Diagrams 37 5 Static Pressure 41 6 Electric Characteristics 43 7 Sound Levels 44 8 Accessories 45 9 The Specification of Power 46 10 Field W...

Page 35: ...t s very easy to switch to match different application 1 4 Easy Clean With a larger window design once the motor and the blower wheels have been detached heat exchanger and water receiver tray in behi...

Page 36: ...Features Max 750mm 34...

Page 37: ...turn opening size Size of install hanger Size of refrigerant pipe A B C D E F G H I J K L M H1 H2 W1 W2 18K 880 210 674 600 140 706 50 136 782 190 40 920 508 78 148 88 112 24K 36K 1100 249 774 700 140...

Page 38: ...maintenance The ceiling is horizontal and its structure can endure the weight of the indoor unit The outlet and the inlet are not impeded and the influence of external air is the least The air flow ca...

Page 39: ...Wiring Diagrams 4 Wiring Diagrams AW DFM018 N11 AW DFM018 N11 37...

Page 40: ...Wiring Diagrams AW DFM036 N11 AW DFM036T N11 38...

Page 41: ...Wiring Diagrams AW DFM048 N11 39...

Page 42: ...Wiring Diagrams AW DFM060 N11 40...

Page 43: ...re 18K 24K 0 200 400 600 800 1000 1200 0 25 37 50 80 100 Air Flow Rate m H External Static Pressure pa H M L 0 200 400 600 800 1000 1200 1400 1600 0 20 40 60 80 100 120 140 160 Air Flow Rate m h Exter...

Page 44: ...500 1000 1500 2000 2500 0 20 40 60 80 100 120 140 160 180 Air Flow Rate m h External Static Pressure Pa SH H M L 0 500 1000 1500 2000 2500 3000 0 20 40 60 80 100 120 140 160 180 Air Flow Rate m h Ext...

Page 45: ...y Hz Voltage Min Max MFA AW DFM018 N11 50 220 240V 198V 254V 20 AW DFM024 N11 50 220 240V 198V 254V 25 AW DFM036 N11 50 220 240V 198V 254V AW DFM036T N11 50 220 240V 198V 254V AW DFM048 N11 50 AW DFM0...

Page 46: ...ion Discharge Microphone 1 4m Concealed Duct Type Duct Duct Model Noise level dB A H M L AW DFM018 N11 44 42 40 AW DFM024 N11 44 41 38 AW DFM036 N11 49 43 39 AW DFM036T N11 49 43 40 AW DFM048 N11 48 5...

Page 47: ...uantity Tubing Fittings Soundproof insulation sheath 2 Binding tape 1 Seal sponge 1 Drainpipe Fittings for cooling heating units Drain joint 1 Seal ring 1 Wire controller Wire controller 1 others Owne...

Page 48: ...2 Ground Wiring 2 5 2 5 4 0 Outdoor Unit Power Wiring 3 2 5 3 2 5 3 4 0 Strong Electric Signal 2 1 0 3 1 0 3 1 0 3 1 5 Weak Electric Signal 2 0 75 2 0 5 2 0 2 2 0 2 Model KBtu h 36 48 60 Power Phase 3...

Page 49: ...Field Wiring 10 Field Wiring AW DFM018 N11 AW DFM024 N11 47...

Page 50: ...Field Wiring AW DFM036 N11 AW DFM036T N11 48...

Page 51: ...Field Wiring AW DFM048 N11 AW DFM060 N11 49...

Page 52: ...r Type Ceiling Floor Type 1 Features 51 2 Dimensions 52 3 Service Space 53 4 Wiring Diagram 54 5 Electric Characteristics 57 6 Sound Levels 58 7 Accessories 59 8 The Specification of Power 60 9 Field...

Page 53: ...ection auto swing vertical horizontal and wide angle air flow Air flow directional control minimizes the air resistance and produces wilder air flow to vertical direction The range of horizontal air d...

Page 54: ...222 C 120 2 40 120 140 2 33 Wiring connection port 204 94 Fresh air intake Drain discharge port Refrigerant pipe hole Hanging arm D Capacity Btu h A B C D 12 24K 1068 675 235 983 30 36K 1285 675 235 1...

Page 55: ...Service Space 3 Service Space 53...

Page 56: ...Wiring Diagram 4 Wiring Diagram AW FFM018 N11 AW FFM024 N11 54...

Page 57: ...Wiring Diagram AW FFM036T N11 AW FFM036T N11 55...

Page 58: ...Wiring Diagram AW FFM048 N11 AW FFM060 N11 56...

Page 59: ...Hz Voltage Min Max MFA AW FFM018 N11 50 220 240V 198V 242V 20 AW FFM024 N11 50 220 240V 198V 242V 20 AW FFM036 N11 50 220 240V 198V 242V AW FFM036T N11 50 220 240V 198V 242V AW FFM048 N11 50 380 415V...

Page 60: ...ophone 1m 1m Air outlet side 1 5m 1m Microphone Ceiling Floor Model Noise level dB A H M L AW FFM018 N11 53 48 43 AW FFM024 N11 54 48 44 AW FFM036 N11 54 49 46 AW FFM036T N11 54 50 47 AW FFM048 N11 53...

Page 61: ...Remote controller Its holder 1 Remote controller 1 2 Remote controller holder 1 3 Mounting screw ST2 9 10 C H 2 4 Alkaline dry batteries AM4 2 Others 5 Owner s manual 1 6 Installation manual 1 7 Remo...

Page 62: ...age 220 240V 50Hz 380 415V 50Hz Circuit Breaker Fuse A 25 20 32 25 50 40 25 20 32 25 Indoor Unit Power Wiring mm2 3 2 5 3 2 5 5 2 5 Indoor Outdoor Connecting Wiring mm2 Ground Wiring 2 5 2 5 4 0 2 5 2...

Page 63: ...Field Wiring 9 Field Wiring AW FFM018 N11 61...

Page 64: ...Field Wiring AW FFM024 N11 AW FFM036T N11 62...

Page 65: ...Field Wiring AW FFM036 N11 AW FFM048 N11 AW FFM060 N11 63...

Page 66: ...Outdoor Units Part 3 Outdoor Units 1 Dimensions 65 2 Service Space 67 3 Piping Diagrams 68 4 Wiring Diagrams 71 5 Electric Characteristics 76 6 Operation Limits 77 7 Sound Levels 78 64...

Page 67: ...ons 1 Dimensions Model Unit mm W D H W1 A B AW YFFA012 H11 770 300 555 840 487 298 AW YFFA018 H11 845 363 702 914 540 350 AW YFFA024 H11 946 410 810 1030 673 403 AW YFFA036 H11 AW YFFA036 H13 W H W1 A...

Page 68: ...Dimensions Model Unit mm W D H W1 A B AW YFFA048 H13 900 350 1170 985 590 378 AW YFFM048 H13 900 350 1170 985 590 378 AW YFFA060 H13 900 350 1170 985 590 378 66...

Page 69: ...Service Space 2 Service Space More than 60cm More than 30cm More than 60cm More than 200cm Air inlet Air inlet More than 30cm Air outlet Wall or obstacle Maintain channel 67...

Page 70: ...IDE GAS SIDE HEAT EXCHANGE EVAPORATOR HEAT EXCHANGE CONDENSER COMPRESSOR 2 WAY VALVE 3 WAY VALVE 4 WAY VALVE COOLING HEATING T2 Evaporator temp sensor T1 Room temp sensor T3 Condenser temp sensor ACCU...

Page 71: ...sensor T3 Condenser temp sensor ACCUMULATOR INDOOR OUTDOOR AW YFFA036 H11 AW YFFA036 H13 AW YFFA048 H13 Throttle orifice LIQUID SIDE GAS SIDE HEAT EXCHANGE EVAPORATOR HEAT EXCHANGE CONDENSER Compresso...

Page 72: ...T EXCHANGE CONDENSER Compressor 2 WAY VALVE 3 WAY VALVE 4 WAY VALVE COOLING HEATING T2 Evaporator temp sensor T1 Room temp sensor T3 Condenser temp sensor T5 Discharge temp sensor High pressure switch...

Page 73: ...Wiring Diagrams 4 Wiring Diagrams AW YFFA012 H11 AW YFFA018 H11 AW YFFA012 H11 71...

Page 74: ...Wiring Diagrams AW YFFA024 H11 72...

Page 75: ...Wiring Diagrams AW YFFA036 H11 73...

Page 76: ...Wiring Diagrams AW YFFA036 H13 AW YFFA048 H13 74...

Page 77: ...Wiring Diagrams AW YFFA060 H13 75...

Page 78: ...ax MFA AW YFFA012 H11 50 220 240V 198V 254V 50 220 240V 198V 254V 50 220 240V 198V 254V 50 220 240V 198V 254V 50 AW YFFA018 H11 50 AW YFFA024 H11 50 AW YFFA036 H11 40 342V 342V 380 415V 342V 436V AW Y...

Page 79: ...ature 18 43 7 24 7 43 For the models with low temperature cooling system 10 15 25 30 35 20 15 20 25 30 35 40 45 Indoor temperature WB Outdoor temperature DB STD Cooling 43 17 32 10 5 0 5 10 18 7 With...

Page 80: ...evels Microphone Outdoor Unit H 1 0m Note H 0 5 height of outdoor unit Model Noise level dB A AW YFFA012 H11 56 AW YFFA018 H11 62 AW YFFA024 H11 62 AW YFFA036 H11 63 AW YFFA036 H13 64 AW YFFA048 H13 6...

Page 81: ...lation 83 4 Outdoor unit installation Side Discharge Unit 102 5 Refrigerant pipe installation 103 6 Drainage pipe installation 104 7 Vacuum Drying and Leakage Checking 108 8 Additional refrigerant cha...

Page 82: ...nection and electric safety checking Test operation Refrigerant pipe installation and insulation Drainage pipe installation and insulation Indoor unit installation location selection Outdoor unit inst...

Page 83: ...e shall easily support the outdoor unit s weight Locate the outdoor unit as close to indoor unit as possible The piping length and height drop can not exceed the allowable value The place where the no...

Page 84: ...Service space for indoor unit 3 1 2 Bolt pitch 3 1 3 Install the pendant bolt Select the position of installation hooks according to the hook holes positions showed in upper picture Drill four holes o...

Page 85: ...ender through the 4 hanger of the main body to suspend it Adjust the hexangular nuts on the four installation hooks evenly to ensure the balance of the body Use a leveling instrument to make sure the...

Page 86: ...installation 3 1 5 Install the panel Remove the grille Hang the panel to the hooks on the mainbody Tighten the screws under the panel hooks till the panel closely stick on the ceiling to avoid condens...

Page 87: ...corresponding terminators on the body respectively Note The panel shall be installed after the wiring connected 3 2 Super slim cassette indoor unit installation 3 2 1 Service space for indoor unit Mod...

Page 88: ...he main body Make the 4 suspender through the 4 hanger of the main body to suspend it Adjust the hexangular nuts on the four installation hooks evenly to ensure the balance of the body Use a leveling...

Page 89: ...fter having adjusted the body s position well 3 2 5 Install the panel Remove the grille Remove the 4 corner covers Hang the panel to the hooks on the mainbody If the panel is with auto lift grille ple...

Page 90: ...Indoor unit installation Tighten the screws under the panel hooks till the panel closely stick on the ceiling to avoid condensate water 88...

Page 91: ...r of the swing motor and that of the control box with corresponding terminators on the body respectively Install the 4 corner covers back Note The panel shall be installed after the wiring connected 3...

Page 92: ...oles positions showed in upper picture Drill four holes of 12mm 45 50mm deep at the selected positions on the ceiling Then embed the expansible hooks fittings 3 3 4 Install the main body Make the 4 su...

Page 93: ...he air duct Please design the air duct as below recommended picture 3 3 7 Change the air inlet direction Take off ventilation panel and flange cut off the staples at side rail Stick the attached seal...

Page 94: ...into flange inclined from air return opening and then push up The installation has finish upon filter mesh which fixing blocks have been insert to the flange positional holes 3 4 A6 duct indoor unit...

Page 95: ...ion of hanging screw bolts Cut off the roof beam Strengthen the place that has been cut off and consolidate the roof beam 4 After the selection of installation location position the refrigerant pipes...

Page 96: ...Btu h Static Pressure Pa 18 30 0 80 36 0 100 48 60 0 160 Change the fan motor static pressure corresponding to external duct static pressure NOTE 1 Do not put the connecting duct weight on the indoor...

Page 97: ...he filter mesh please plug it into flange as shown in figure below NOTE All the figures in this manual are for explanation purpose only They may be slightly different from the air conditioner you purc...

Page 98: ...6 397 1146 48 60 495 1236 3 3 Install the pendant bolt Select the position of installation hooks according to the hook holes positions showed in upper picture Drill four holes of 12mm 45 50mm deep at...

Page 99: ...f the main body to suspend it Adjust the hexangular nuts on the four installation hooks evenly to ensure the balance of the body Use a leveling instrument to make sure the levelness of the main body i...

Page 100: ...lation 3 6 Ceiling floor indoor unit installation 3 6 1 Service space for indoor unit 3 6 2 Bolt pitch Ceiling installation Capacity Btu h D E 12 24K 983 220 30 36K 1200 220 48 60K 1565 220 Wall mount...

Page 101: ...per picture Drill four holes of 12mm 45 50mm deep at the selected positions on the ceiling Then embed the expansible hooks fittings Wall mounted installation Install the tapping screws onto the wall R...

Page 102: ...Indoor unit installation Locate the hanging arm on the hanging screw bolt Prepare the mounting bolts on the unit Put the side panels and grilles back 100...

Page 103: ...oor unit a A place which provides the spaces around the indoor unit as required above in the diagram b A place where is no obstacle near the inlet and outlet area c A place which can bear the weight o...

Page 104: ...with a sling Never hold the inlet of the outdoor unit to prevent it from deforming Do not touch the fan with hands or other objects Do not lean it more than 45 and do not lay it sidelong Make concret...

Page 105: ...pipe with pipe cutter Make the section flat and smooth 9 0 Lean Crude Burr o 5 2 5 Insulate the copper pipe Before test operation the joint parts should not be heat insulated 5 2 6 Flare the pipe Ins...

Page 106: ...tion Install the drainage pipe as shown below and take measures against condensation Improperly installation could lead to leakage and eventually wet furniture and belongings 6 1 Installation principl...

Page 107: ...C63 51 2760 PVC75 67 5710 PVC90 77 8280 Attention Adopt PVC40 or bigger pipe to be the main pipe 6 2 3 Individual design of drainage pipe system The drainage pipe of air conditioner shall be installed...

Page 108: ...ter phenomena Indoor unit More than 50mm More than 25mm Plug Water storage pipe 6 2 7 Lifting pipe setting of indoor unit with water pump The length of lifting pipe should not exceed the pump head of...

Page 109: ...fuse about 2000ml water through the water test hole be sure that the water will not touch the motor of drainage pump 2 2 Power on and let the air conditioner operate for cooling Check operation status...

Page 110: ...ep vacuum pump running for 1hour vacuum degree of vacuum pump shall be reached 755mmHg 2 If the vacuum degree of vacuum pump could not reach 755mmHg after 1 hour of drying it indicates that there is m...

Page 111: ...in the flexible pipe and manifold gauge should be exhausted After finished refrigerant recharge process check whether there is refrigerant leakage at the connection joint part Using gas leakage detec...

Page 112: ...lation material should be flame retardant material the flame retardancy of the material should be selected according to the local law Thickness of insulation layer is usually above 10mm Use specific g...

Page 113: ...e length of the tubing and the added stow capacity of the refrigerant have been recorded The power voltage fits the rated voltage of the air conditioner There is no obstacle at the outlet and inlet of...

Page 114: ...Electrical Control Part 5 Electrical Control System 1 Electrical Control Function 113 2 Troubleshooting 118 112...

Page 115: ...is cut off 1 2 5 Over current protection for 48 60K models When compressor is running if the current is over twice of the rated for 3 seconds the compressor will stop and an error code will be display...

Page 116: ...stops 1 3 2 5 Condenser high temperature T3 protection excluding 12 36k cooling only models T3 Off On When condenser temperature exceeds the preset value the compressor stops 1 3 3 Heating Mode For h...

Page 117: ...rosting mode the unit enters the defrosting mode according to the value of T3 and T4 as well as the compressor running time Defrosting action For 12 30K floor standing units For 12 30 other units For...

Page 118: ...The machine turns on automatically at the preset time 1 3 6 3 Timer Off The machine turns off automatically at the preset time 1 3 6 4 Timer On Off The machine turns on automatically at the preset On...

Page 119: ...he water level switch to control drain pump The system checks the water level every 5 seconds When the A C operates in cooling including auto cooling or forced cooling mode the pump begins running imm...

Page 120: ...ssette 2 1 3 Display board of ceiling Floor 2 1 4 Display board of Compact cassette OPERATION TIMER DEF FAN ALARM Temporary button Operation lamp Timer indicator Infrared signal receiver Alarm indicat...

Page 121: ...er slim 4 way Cassette Type NO Malfunction Running lamp Timer lamp Defrosting lamp Alarm lamp Display digital tube 1 T1 temperature sensor open or short circuit X X X E2 2 T2 temperature sensor open o...

Page 122: ...unction X X 5 Water level alarm X X X 6 Refrigerant leakage detection X X O on X off flash at 5Hz For Duct Malfunction Error Code Timer Lamp Operation Lamp flashes Indoor EEPROM malfunction E0 X 1 T1...

Page 123: ...ash Flash Off Trouble Overload of current Off Off Flash Trouble T3 temperature sensor open or short circuit Off Flash Flash Trouble Temperature sensor open or short circuit of T4 or T5 or high pressur...

Page 124: ...Troubleshooting 2 3 Solving steps for typical malfunction 1 For indoor unit a T1 or T2 temperature sensor open or short circuit b T3 temperature sensor open or short circuit 122...

Page 125: ...alfunction EEPROM An electrically erasable programmable read only memory whose contents can be erased and reprogrammed using a pulsed voltage d Water level alarm e Communication malfunction between in...

Page 126: ...Troubleshooting f Refrigerant Leakage Detection 124...

Page 127: ...Troubleshooting For the super slim cassette with up down panel a Communication error between auto lifting panel and slim cassette b Auto lifting panel is faulty 125...

Page 128: ...terminal is the voltage in outdoor terminal is 3 phase 380 415V Outdoor PCB is defective Yes Yes 2 For the outdoor unit a Phase sequence error b Lack of phase Phase sequence error Change the order of...

Page 129: ...s and check if the problem remains Yes Check if the voltage of the power supply is too low No Replace the outdoor fan Yes Check if the capillary is blocked No No There is some air mixed inside the ref...

Page 130: ...mal No Protection of pressure or temp Is it k1 or K2 open Is temp protective switch K1 open Possible reason 1 The wires is loose to K1 2 Air or other gas in the refrigerant 3 Heat exchanger is dirty 4...

Page 131: ...denser Check the resistance of the temp sensor according to Appendix 1 is it normal Possible reason 1 Air or other gas in the refrigerant 2 Heat exchanger is dirty 3 Outdoor fan or fan blade is defect...

Page 132: ...5 116 0 40060 3 41 5878 37 5 87359 77 1 29078 117 0 38991 2 39 8239 38 5 62961 78 1 25423 118 0 37956 1 37 1988 39 5 39689 79 1 21330 119 0 36954 0 35 2024 40 5 17519 80 1 17393 120 0 35982 1 33 3269...

Page 133: ...78 75 8 084 115 2 422 4 222 8 36 34 32 76 7 82 116 2 357 3 211 4 37 32 94 77 7 566 117 2 294 2 200 7 38 31 62 78 7 321 118 2 233 1 190 5 39 30 36 79 7 086 119 2 174 0 180 9 40 29 15 80 6 859 120 2 11...

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