Airwell 7SP023102 Service Manual Download Page 11

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Indoor unit

Outdoor unit

COOLING

HEATING

4-Way valve

Discharge

Suction

Heat

exchanger

(evaporator)

Heat

exchanger

(condenser)

Valve

Liquid pipe

side

Gas pipe

side

Strainer

Capillary

Accumlator

Compressor

4. Refrigerant System Diagram

Connection pipe specification:
Liquid pipe:1/4" (6mm)
Gas pipe:3/8" (9.52mm)

AW-YHDL018-H91

Summary of Contents for 7SP023102

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 HDL018 N91 AW YHDL018 H91 7SP023102 7SP062962 R32 Eng...

Page 2: ...Introduction of RC08A 13 3 Outline Dimension Diagram 6 3 1 Indoor Unit 6 3 2 Outdoor Unit 7 5 Electrical Part 9 5 1 Wiring Diagram 9 5 2 PCB Printed Diagram 11 Part Installation and Maintenance 26 7...

Page 3: ...and Parts List 59 10 1 Indoor Unit 59 10 2 Outdoor Unit 61 11 Removal Procedure 63 11 1 Removal Procedure of Indoor Unit 65 11 2 Removal Procedure of Outdoor Unit 65 Appendix 69 Appendix 1 Reference S...

Page 4: ...1 Service Manual Technical Information 1 Summary Part Technical Information Indoor Unit A1 Outdoor Unit Remote controller RC08A Caution Risk of fire flammable material...

Page 5: ...Product Code Fan Type Cross flow Fan Diameter Length DXL mm 106X706 Cooling Speed SH H M L SL r min 1230 1130 1030 800 Heating Speed SH H M L SL r min 1350 1200 1050 900 Fan Motor Power Output W Fan...

Page 6: ...air flow Super High Pipe length 5m Outdoor temp C Condition Indoor DB27 C WB19 C Indoor air flow High Pipe length 5m Condition Indoor DB27 C WB19 C Indoor air flow High Pipe length 5m Condition Indoo...

Page 7: ...olution rps Indoor Outdoor P MPa T1 C T2 C 27 19 35 24 09K 0 8 1 1 12 to 15 65 to 38 Super High High 49 12K 11 to 14 64 to 37 60 18K 0 9 1 1 12 to 14 75 to 37 Super High High 52 24K 72 Instruction T1...

Page 8: ...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 80 9...

Page 9: ...3 Outline Dimension Diagram 3 1 Indoor Unit Unit mm Unit mm Model W H D 18 970 300 225 W D H 24K 104 685 181 140 190 38 55 55 38 6...

Page 10: ...3 2 Outdoor Unit 320 AW YHDL018 H91 7...

Page 11: ...ction Heat exchanger evaporator Heat exchanger condenser Valve Valve Liquid pipe side Gas pipe side Strainer Strainer Capillary Accumlator Compressor 4 Refrigerant System Diagram Connection pipe speci...

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: ...DFKLQH LV UXQQLQJ VWRSSLQJ RU KDV EHHQ SRZHUHG RII IRU OHVV WKDQ PLQXWHV WR SUHYHQW WKH ULVN 51 1 1 8 1 1 1 8 1 0 1 7 5 1 7 50 1 7 2 1 208 3 1 7 03 6 1625 7 03 6 1625 7 03 57 57 57 6 1625 N N N 28778...

Page 14: ...or the mode with this function 9 10 7 Up down swing interface 8 Feedback interface of indoor unit 11 12 13 Interface of tube temperature sensor Wired controller only for the mode with this function 14...

Page 15: ...Reactor 1 4 Chassis electric heating only for the mode with this function 5 6 4 way valve 7 Terminal of outdoor fan 8 Grounding wire 9 Communication wire 10 Neutral wire 11 Live wire 12 Interface of...

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: ...checking and maintenance 2 The air condition must apply specialized circuit and prohibit share the same circuit with other appliances 3 The air conditioner should be installed in suitable location and...

Page 24: ...e there may 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 elect...

Page 25: ...a The naked flame is prohibited 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 mar...

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 50cm At least 30cm At least 300cm At least 200cm Space to the floor Space to the obstruction Space to the obstruction Space to the obstruction Space to the ceiling Space to the obstruction Space to...

Page 28: ...the bound pipes 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...

Page 29: ...conditioner Air switch capacity 2 Grounding Requirement 1 The air conditioner is first class electric appliance It must be properly grounding with specialized grounding device by a professional Please...

Page 30: ...tly downward to the outdoor side with the gradient of 5 10 As show in Fig 2 Note Insulating pipe Torque wrench Open end wrench Indoor pipe Pipe Union nut Union nut Pipe joint Pipe Hex nut diameter mm...

Page 31: ...ing them When binding to a certain degree separate the indoor power 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 t...

Page 32: ...d Outdoor Pipes 1 Remove the screw on the right handle of outdoor unit and then remove the handle As show in Fig 21 2 Remove the screw cap of valve and aim the pipe joint at the bellmouth of pipe As s...

Page 33: ...f there is leakage with leakage detector 2 With soap water If leakage detector is not available please use soap water for leakage detection Apply soap water at the suspected position and keep the soap...

Page 34: ...Communi cation Malfunction E6 During cooling operation compressor stops while indoor fan motor operates During heating operation the complete unit stops Refer to the corresponding malfunction analysi...

Page 35: ...utdoor condenser temperature sensor is open short circuited F4 During cooling and drying operation compressor stops while indoor fan will operate During heating operation the complete unit will stop o...

Page 36: ...igher than 265VAC turn on the unit after the supply voltage is increased to the normal range 2 If the AC input is normal measure the voltage of electrolytic capacitor C on control panel AP1 if its nor...

Page 37: ...t will stop Replace outdoor control panel AP1 30 Module high temperature protection P8 During cooling operation compressor will stop while indoor fan will operate During heating operation the complete...

Page 38: ...alfunction or system blocked or the connector loosed 37 power protection L9 compressor stop operation and Outdoor fan motor will stop 30s latter 3 minutes latter fan motor and compressor will restart...

Page 39: ...is malfunction occurs during heating operation the complete unit will stop operation 1 Supply voltage is lower than AC175V 2 Wiring terminal 4V is loosened or broken 3 4V is damaged please replace 4V...

Page 40: ...h refrigrant blockage of capillary and increase of suction temp improper running of compressor burning in or stuck of bearing damage of discharge valve malfunction of protector Processing method adjus...

Page 41: ...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 42: ...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 43: ...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 44: ...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 45: ...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 46: ...he voltage testing circuit on control panel AP1 Replace the control panel AP1 Measure the AC voltage between terminalL andN on wiring board XT power supply Voltage within 210VAC 250VAC Shut down the p...

Page 47: ...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 48: ...ction Is outdoor ambient temperature higher than 53 20 minutes after the complete unit is powered off Is heat dissipation of the indoor unit and outdoor unit abnormal Normal protection please operate...

Page 49: ...Fault diagnosis process No Yes No No Yes Yes Yes No Power on the unit Is stop time of the compressor longer than 3 minutes Restart it up after 3 minutes Does startup fail Are the wires for the compre...

Page 50: ...Is connection sequence right Is the connection made in clockwise direction Connect the wires correctly Replace the control panel AP1 If the fault is eliminated Replace the compressor End Out of step o...

Page 51: ...unit is powered off Is the terminal FA for the electronic expansion valve connected correctly Connect the wires correctly Resistances between the first four pins close to the terminal hole and the fif...

Page 52: ...normally before the failure occurs The AP1 voltage detection circuit is at fault Check wiring inside of the indoor and outdoor units Are wires broken Check the communication circuit of the outdoor uni...

Page 53: ...e 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 too...

Page 54: ...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 55: ...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 56: ...louver Bend the horizontal louver with hand and then separate the horizontal louver from the crank shaft of step motor to remove it Separate the panel rotation shaft from the groove fixing the front...

Page 57: ...ssy 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 Screw off the 2 screws that are locking t...

Page 58: ...cover top cover big handle valve cover Before disassamble Remove the screws fixing big handle valve cover and then remove them Remove the screws fixing top panel and then remove the top panel AW YHDL0...

Page 59: ...Remove connection screws connecting the front panel with the chassis and the motor support and then remove the front panel Remove the screws fixing protective grille and then remove the protective gr...

Page 60: ...the screws fixing motor support and then remove the motor support Remove the screws fixing clapboard and then remove the clapboard Remove the screws fixing electric box assy cut off the tieline pull o...

Page 61: ...with capillary and condenser unsolder the welding joint connecting the gas valve and air return pipe remove the 2 screws fixing the gas valve to remove the gas valve Unsolder the welding joint connec...

Page 62: ...Conversion formula for Fahrenheit degree and Celsius degree Tf Tcx1 8 32 Ambient temperature Fahrenheit display temperature Fahrenheit Celsius Fahrenheit display temperature Fahrenheit Celsius Fahren...

Page 63: ...ip 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 g...

Page 64: ...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 65: ...5 84 61 34 13 59 73 3 144 112 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...

Page 66: ...11 32 101 3 22 15 362 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...

Page 67: ...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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