Airwell 7SP023103 Service Manual Download Page 41 | Manualshive

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(6) Malfunction of detecting plate(WIFI) JF

Start

Is malfunction

eliminated

The end

check if the connection wire
are correctly connected

Replace the

detecting

plate

with the same model

Replace the mainboard

with the same model

Yes

Yes

No

44

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40
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Summary of Contents for 7SP023103

Page 1: ...y before installing or operating your new air conditioning unit Make sure to save this manual for future reference Service Manual HDL High Wall AW HDL024 N91 AW YHDL024 H91 7SP023103 7SP62963 R32 Engl...

Page 2: ...nt System Diagram 8 5 Electrical Part 9 5 1 Wiring Diagram 9 5 2 PCB Printed Diagram 11 6 Function and Control 13 6 1 Remote Controller Introduction of RC08A 13 8 Installation 30 8 1 Installation Dime...

Page 3: ...ded View and Parts List 60 10 1 Indoor Unit 61 10 2 Outdoor Unit 62 11 Removal Procedure 64 11 1 Removal Procedure of Indoor Unit 64 11 2 Removal Procedure of Outdoor Unit 69 Appendix 74 Appendix 1 Re...

Page 4: ...1 Service Manual Technical Information Part Technical Information 1 Summary Remote controller RC08A Outdoor Unit AW YHDL024 H91 Indoor Unit AW HDL024 N91 Caution Risk of fire flammable material...

Page 5: ...Speed rpm 780 Output of Fan Motor W 60 Fan Motor RLA A 0 49 Fan Motor Capacitor F Air Flow Volume of Outdoor Unit m3 h 3200 Fan Type Axial flow Fan Diameter mm 520 Defrosting Method Climate Type T1 Is...

Page 6: ...40 0 5 7 10 Conditions Indoor DB27 C WB19 C Indoor air flow Super High Pipe length 5m Conditions Indoor DB20 C WB15 C Indoor air flow Super High Pipe length 5m Outdoor temp C Outdoor temp C Capacity r...

Page 7: ...20 7 6 18K 2 2 to 2 4 70 to 35 2 to 4 Super High High 65 24K 77 Instruction T1 Inlet and outlet pipe temperature of evaporator T2 Inlet and outlet pipe temperature of condenser P Pressure at the side...

Page 8: ...hen blowing Outdoor side noise when blowing Indoor fan motor rotating speed Compressor frequency Hz Noise dB A 50 60 30 40 20 Low Middle High Super High 50 52 54 56 58 60 62 64 68 20 0 3 0 4 50 60 70...

Page 9: ...3 Outline Dimension Diagram 3 1 Indoor Unit W D H 104 685 181 140 190 38 55 55 38 Model W H D QD 970 300 Unit mm AW HDL024 N91 6 225...

Page 10: ...3 2 Outdoor Unit AW YHDL024 H91 7...

Page 11: ...pipe 1 2 12mm 18K Gas pipe 5 8 16mm 24K Indoor unit Outdoor unit COOLING HEATING 4 Way valve Discharge Suction Heat exchanger evaporator Heat exchanger condenser Valve Valve Liquid pipe side Gas pipe...

Page 12: ...Symbol Color Symbol Name WH White GN Green CAP Jumper cap YE Yellow BN Brown COMP Compressor RD Red BU Blue Grounding wire YEGN Yellow Green BK Black VT Violet OG Orange Note Jumper cap is used to det...

Page 13: ...6 1625 2875220 28778 7 03 6 1625 8 203 6 7 29 B 203 5 57 57 57 3 3 5 8 8 8 9 5 1 29 5 2 3527 725 0 1 7 5 1 3 1 3 9DOYH SDQVLRQ OHFWURQLF 9 3 0 9 9 9 97 97 2 1 1 02725 1 3 35 17 5 8 7 2 5 8 9 203 7B6...

Page 14: ...terface of tube temperature sensor 12 Wired controller 13 Display interface Fuse 14 15 Interface of gate control only for the mode with this function Interface of health function neutral wire only for...

Page 15: ...lve 6 Interface of system low pressure protection 7 Interface of fan 8 4 way valve interface 9 2 way valve interface 10 11 Interface of electric heating for compressor 12 Communication interface 13 In...

Page 16: ...6 Function and Control 6 1 Remote Controller Introduction of RC08A 13...

Page 17: ...makes the room cooler fan The air conditioner circulate the air COOL DRY HEAT SLEEP Press this button to turn the SLEEP mode ON or OFF For the detail see SLEEP MODE function description PRECAUTIONS b...

Page 18: ...ed in the air conditioner Press the remote control I FEEL button to activate the temperature sensor placed in the remote control This function is designed to provide a personalised environment by tran...

Page 19: ...s low frost or ice may appear on the heat exchanger coil reducing the heating performance When this happens a microcomputer defrosting system operates At the same time the fan in the indoor unit stops...

Page 20: ...LAY SHOWS THE SELECTED TEMPERATURE NOTE Use DRY operation when you want to reduce the humidity in the room Once the room temperature reaches the set level the unit repeats the cycle of turning on and...

Page 21: ...ssing both buttons again the remote control will be released from its locked position I FEEL ROOM TE MP FUNCTION OPERATION LOCK FUNCTION SETTING THE TIMER The timer can be selected by pressing TIMER O...

Page 22: ...utlet and drip off Do not move the flap with your hands when the air conditioner is running Use the button on the remote control to adjust the position of the flap If you move the flap by hand the fac...

Page 23: ...it adequately grounded The grounding wire Can t be used for other purposes 6 Must apply protective accessories such as protective boards cable cross loop and wire clip 7 The live wire neutral wire and...

Page 24: ...be leaked corrosive gas or flammable gas If there leaked gas around the unit it may cause explosion and other accidents 7 Do not use extension cords for electrical connections If the electric wire is...

Page 25: ...rohibited in the maintenance area and the no smoking warning board should be hanged Check whether the appliance mark is in good condition Replace the vague or damaged warning mark Welding If you shoul...

Page 26: ...Electronic leakage detector 10 Pipe pliers pipe cutter 2 Screw driver 5 Universal meter 8 Vacuum pump 11 Pipe expander pipe bender 3 Impact drill drill head electric drill 6 Torque wrench open end wre...

Page 27: ...t least 250cm Space to the wall S p a c e t o t h e o b s t r u c t i o n r o o l f e h t o t e c a p S Space to the obstruction Drainage pipe Space to the wall Space to the obstruction Space to the o...

Page 28: ...pes pass through the wall hole and then connect outdoor unit Neaten the pipes Vacuum pumping and leakage detection Check after installation and test operation Finish installation Note this flow is onl...

Page 29: ...ghborhood 2 The location should be well ventilated and dry in which the outdoor unit wont be exposed directly to sunlight or strong wind 3 The location should be able to withstand the weight of outdoo...

Page 30: ...5 2 Pretightening the union nut with hand 3 Adjust the torque force by referring to the following sheet Place the open end wrench on the pipe joint and place the torque wrench on the union nut Tighten...

Page 31: ...r and then separate the drain hose As show in Fig 15 3 Bind them evenly 4 The liquid pipe and gas pipe should be bound separately at the end 2 Make the power connection wire go through the cable cross...

Page 32: ...nect Indoor and Outdoor Pipes 1 Remove the screw on the handle and valve cover of outdoor unit and then remove the handle and valve cover As show in Fig 21 2 Remove the screw cap of valve and aim the...

Page 33: ...rging hose of piezometer to the refrigerant charging vent of gas valve and then connect the other charging hose to the vacuum pump 3 Open the piezometer completely and operate for 10 15min to check if...

Page 34: ...emperature sensor is open short circuited F3 Outdoor condenser tube temperature sensor is open short circuited F4 Outdoor discharge temperature sensor is open short circuited F5 Communication malfunct...

Page 35: ...NOTE A large capacity electrolytic capacitor is used in the outdoor unit controller inverter Therefore if the power supply is turned off charge charging voltage DC280V to 380V remains and disc harging...

Page 36: ...agnosis process Is the wiring terminal between the temperature sensor and the controller loosened or poorly contacted Start Insert the temperature sensor tightly Yes Yes Yes Yes Yes Yes No No No No No...

Page 37: ...control terminal is firm Turn on the unit again measure whether the output voltage on control terminal for PG motor is more than 50V within 1 min after the louvers are opened Tighten the screw reasse...

Page 38: ...abnormal Malfunction diagnosis process Start Is there jumper cap on the mainboard Is the jumper cap inserted correctly and tightly Replace the jumper cap with the same model Appearance of the jumper...

Page 39: ...ross detectioncircuit of the mainboard is defined abnormal Malfunction diagnosis process Turn power off for 1minute the turn back on The unit returns to normal Conclusion U8 is displayed due to power...

Page 40: ...nction eliminated Is malfunction eliminated Is malfunction eliminated Is malfunction eliminated Main board matches with display board Main board of IDU matches with that of ODU Match correctly accordi...

Page 41: ...etecting plate WIFI JF Start Is malfunction eliminated The end check if the connection wire are correctly connected Replace the detecting plate with the same model Replace the mainboard with the same...

Page 42: ...zing and turning on the unit Whether stop time for compressor is more than 3min No No No No No No No Yes Yes Yes Yes Yes No Yes Yes Yes Yes Whether valve of outdoor unit is opened Whether wire connect...

Page 43: ...er improve ventilation etc Turn on the unit again after the power voltage is resumed Charge refrigerant according to service manual Whether the outdoor fan can operate normally Whether the radiation f...

Page 44: ...s Start the troubleshooting for temperature sensor Check the connection between temperature sensor and wiring terminal is loose or in poor connection Check whether the temperature sensor is normal acc...

Page 45: ...hether the resistance 1K Whether wire connection wire electronic expansion valve is in good condition Check the coil of electronic expansion valve If its damaged please replace it Is malfunction elimi...

Page 46: ...unction for the detection circuit on main board of outdoor unit Check the input power and resume the power supply normal Is malfunction eliinated Measure the voltage at both ends of big electrolytic c...

Page 47: ...d well Whether the fan is damaged Replace fan capacitor unavailable for DC fan Replace outdoor fan Whether outdoor ambient temperature is more than 53o C Whether radiation inside or outdoor the unit i...

Page 48: ...cted correctly Whether therere above circumstances Connect compressor wires according to correct wiring method Modify it according to Service Manual and then energize and turn on the unit Measure the...

Page 49: ...ding to the electric wiring diagram and then turn on the unit Check the connection between the control board and the compressor by referring to the electric wiring diagram Check whether wires of compr...

Page 50: ...ged Malfunction diagnosis process Communication malfunction De energize the unit and then check whether connection wires between indoor unit and outdoor unit and wiring inside the electric box are cor...

Page 51: ...r is more than 3min Whether compressor wires are connected correctly The stop time for unit is not enough high pressure and low pressure of system are unbalanced please wait for 3min and then restart...

Page 52: ...the mainboard with the same model End Is the supply voltage too low with overload Is the indoor outdoor heat exchanger dirty or are the air inlet and outlet blocked The fan is abnormal Fan speed is to...

Page 53: ...in the system System is blocked inside dirt block ice block oil block Y valve no fully open Compressor doesn t work normally Strange noise or leakage occurs Make compressor run normally Casing is too...

Page 54: ...ions of phase current of compressor U1 Hardware of main board is damaged Please replace main board 4 DC busbar voltage is too high PH Input voltage is too high or unstable Hardware of main board is da...

Page 55: ...of compressor Compressor Can t operate Refer to point 5 of maintenance method for details 9 3 Troubleshooting for Normal Malfunction 1 Air Conditioner Can t be Started Up 2 Poor Cooling Heating for A...

Page 56: ...apping is not tight Water leaking from the pipe connection place of indoor unit Wrap it again and bundle it tightly 5 Compressor Can t Operate Possible causes Discriminating method air conditioner sta...

Page 57: ...case Then remove the leftand right filters one by one Push out the axile bush on horizontal louver Bend the horizontal louver with hand and then separate the horizontal louver from the crank shaft of...

Page 58: ...of screws fixing the front case sub assy is different for different models Loosen the connection clasps between front case sub assy and bottom case Lift up the front case sub assy and take it out Scre...

Page 59: ...ssy Swing motor Indoor tube temperature sensor Main board Wiring terminal of motor Wiring terminal of stepping motor Grounding Wire binder Cut off the wire binder and pull out the indoor tube temperat...

Page 60: ...osen the power cord Remove the wiring terminal of power cord Lift up the main board and take it off Instruction Some wiring terminal of this products is with lock catch and other devices The pulling m...

Page 61: ...emove it Remove the screws fixing motor clamp and then remove the motor clamp Remove the screws at the connection place of cross flow blade and motor lift the motor and cross flow blade upwards to rem...

Page 62: ...el with the front panel and the right side plate and then remove the top panel 2 Remove grille panel and rear grill Remove the 2 screws connecting the grille and the panel and then remove the grille S...

Page 63: ...ate and then remove the outer case Remove the screws connecting the right side plate with electric box assy valve support chassis and condenser side plate and then remove the right side plate Remove t...

Page 64: ...motor support and chassis and then loosen the stopper to remove the motor support Remove the screws fixing the electric box sub assy loosen the wire bundle pull out the wiring terminals and then pull...

Page 65: ...lve assy the 4 way valve assy with capillary sub assy compressor and condenser remove the electronic expansion valve assy and 4 way valve Note Before unsoldering the welding joint wrap the 4 way valve...

Page 66: ...ction pipe from foreign objects Remove the screws connecting the support condenser and condenser assy and then remove the support condenser Remove the 2 screws fixing the condenser and chassis and the...

Page 67: ...length of connection pipeFor the unit with standard connection pipe of 5m there is no limitation for themin length of connection pipe For the unit with standard connection pipe of 7 5m and 8m the min...

Page 68: ...p Confirm the pipe length according to the distance of indoor unit and outdoor unit Cut the required pipe with pipe cutter B Remove the burrs Remove the burrs with shaper and prevent the burrs from ge...

Page 69: ...0 737 5 63 46 34 10 2 73 2 358 112 0 717 4 60 23 35 9 779 74 2 28 113 0 697 3 57 18 36 9 382 75 2 206 114 0 678 2 54 31 37 9 003 76 2 133 115 0 66 1 51 59 38 8 642 77 2 064 116 0 642 0 49 02 39 8 297...

Page 70: ...144 112 0 956 4 80 31 35 13 04 74 3 04 113 0 93 3 76 24 36 12 51 75 2 94 114 0 904 2 72 41 37 12 76 2 844 115 0 88 1 68 79 38 11 52 77 2 752 116 0 856 0 65 37 39 11 06 78 2 663 117 0 833 1 62 13 40 1...

Page 71: ...9 24 51 41 63 10 93 102 3 13 14 342 8 25 49 19 64 10 54 103 3 04 13 323 9 26 47 08 65 10 18 104 2 96 12 306 2 27 45 07 66 9 83 105 2 87 11 289 6 28 43 16 67 9 49 106 2 79 10 274 29 41 34 68 9 17 107 2...

Page 72: ...Consult with the sales agency or manufacturer for details ATTENTION Le design et les donn es techniques sont donn s titre indicatif et peuvent tre modifi s sans pr avis AIRWELL RESIDENTIAL SAS 10 Rue...

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