Electrolux EXI09HD1W Service Manual Download Page 10

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Indoor side noise when blowing

Outdoor side noise when Compressor speed changed

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Summary of Contents for EXI09HD1W

Page 1: ...CE MANUAL AIR CONDITIONER MODEL EXI09HD1W EXI12HD1W Electrolux Home Products Italy S p A Corso Lino Zanussi 30 Publication number I 33080 Porcia PN 599 76 40 62 Fax 39 0434 394096 Edition 02 2013 Rev 0 0 EN ...

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Page 9: ...ndition Indoor DB 20 Indoor air flow Turbo Pipe length 5m Voltage 230V Compressor Speed rps Cooling Heating Current A Current A 50 60 70 80 90 100 110 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 Capacity ratio Condition Indoor DB27 WB19 Indoor air flow Turbo Pipe length 5m Outdoor temp C 0 20 40 60 80 100 120 Capacity ratio Outdoor temp C g n i t a e H g n i l o o C EXI09HD1W EXI12HD1W EXI09HD1W ...

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Page 12: ...6 VWHP LDJUDP 5HIULJHUDQW SLSH GLDPHWHU LTXLG PP DV PP T I N U R O O D T U O T I N U R O O D N I HEAT EXCHANGER EVAPORATOR COOLING HEATING HEAT EXCHANGER EVAPORATOR Strainer Strainer Electron expansion valve Accumlator Compressor 4 Way valve ...

Page 13: ... 7 50 1 2 1 52 1 8 8 0HDQLQJ RI PDUNV Ɣ QGRRU 8QLW L OUT L1 L1 0 0 RT1 RT2 M JUMP CAP TEM SENSOR ROOM TUBE TEM SENSOR FAN MOTOR SWING MOTOR U D AP2 SWING UD K4 TUBE ROOM AC L PG PGF DISP 1 DISP 2 CN2 CN1 AP1 DISPLAY 13 GENERATOR COOLPLASMA M PE XT1 W1BU W3BN N 1 OUTDOOR UNIT 2 3 COM OUT W4YEGN N W2BK BU YEGN BN L N POWER RD BU HEALTH N HEALTH L BU BK BN YEGN EVAPORATOR ...

Page 14: ...C L1 L FAN OFAN COMP COMP AC N1 PE M PE PE MID ISOLATION SHEET ELECTRIC BOX 4YV AC N2 AP1 AP2 AC L AC N L1 L2 E AC L3 AC L2 LX1 2 LX1 1 OVC COMP COM OUT L1 PE CN1 CN3 BK BU BN BK BU YEGN YEGN YEGN YEGN YEGN BN BN BN BU BU BU BU BU RD RD YE YE TEM SENSOR OUTROOM EXHAUST TEM SENSOR T I N U R O O D N I L3 L2 L2 SAT RD W V U EKV CN1 θ θ θ L1 L4 L4 L4 X1 L4 NOTE Motor ground only applies to the iron sh...

Page 15: ...e Port of indoor fan Solidstate relay Auto button Feedback of indoor fan Port of motor for horizontal swing Port of motor for vertical swing Buzzer Main chip Port of indoor ambient temp sensor Port of indoor pipe temp sensor Port of display Communication port Highfrequency transformer Power of switch Protective tube ...

Page 16: ...QLW inductance pin1 inductance pin2 fan neilsbed four way valve compressor electric heater chassis electric heater compressor temp sensor overload protection electric expansion valve 10 core communication cable Ɣ 723 9 Ɣ 27720 9 ...

Page 17: ...or timer adjustment Clock Button Press this button and the Clock symbol will blink You can press Control buttons and to set the time you want Temp Temperature Button Press this button to change the indoor unit display of the set temperature to the room temperature Eco Economy Button Press this button to start the Eco operation This is ideal for the users to use while sleeping Press again to cancel...

Page 18: ...re It can be switched on off by pressing the Temp button Timer On Off Display Displays when the Timer On Off function is activated Fan Speed Display Displays the selected fan speed in the following sequence Low Medium High and Auto In Auto speed only symbol displays Swing Display Displays when the Swing function is selected X Fan Display Displays when the X Fan function is activated by pressing Tu...

Page 19: ...mb Tpreset COOL mode will act the compressor and outdoor fan will run and the indoor fan will run at the set speed If Tamb Tpreset 2 the compressor will stop the outdoor fan will delay 30 seconds to stop and the indoor fan will run at the set speed If Tpreset 2 Tamb Tpreset the unit will keep running in the previous mode In this mode the reversal valve will not be powered on and the temperature se...

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Page 27: ... above 15cm above Space to the wall Space to obstruction 30cm above 2m above Air outlet side Air inlet side 30cm above 50cm above Space to the wall Space to the ceiling 15cm above Space to the wall 3 m a b o v e Air outlet side Space to the wall 50cm above ...

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Page 41: ...ply circuit Power plug is not well plugged in and poor connection Check if the plug is properly plugged in and make the loose contact firm Fuse of controller burnt out The air condi tioner does not react after it is powered after the plug is inserted the buzzer does not sound and the remote startup has no response Remote controller malfunction Receiver loose or poor connection Receiver is broken C...

Page 42: ...ion for the thick and thin pipes is good Heat insulation must also be provided for the joint andthe exposed part of the copper pipe Block of outdoor heat ex changer Clean the dust accumulated on the surface of the heat exchanger Air filter were blocked Clean the filter Fan speed was set too slow To set the fan speed to high or middle speed Air circulation is insufficient Fan rotation speed becomes...

Page 43: ...stat is recommended Wrong wire connection Connect the circuit diagram correctly The built in heat protector of the motor breaks frequently because the motor is abnormal Replace the fan motor Adjust the volume of the refrigerant The refrigerant is not enough or is too much Replace the capillary The capillary is blocked and the tem perature rises The compressor does not run smoothly or is stuck The ...

Page 44: ...ipe blocked or broken Change drainage pipe Re wrap and make it tight Wrap of refrigerant pipe joint is not close enough Water leakage Change controller Wire loose or wrong connection In cool heat mode the outdoor unit and compres sor will not run Correctly wire according to the drawing Improper setting of temperature Adjust setting temp Controller malfunction IC2003 broken creepage of parallel cap...

Page 45: ... Overcurrent protection E5 OFF 3S and blink 5 times OFF 1S and blink 5 times During cooling and drying operation compressor and outdoor fan stop while indoor fan operates During heating operation all loads stop 1 Supply voltage is unstable 2 Supply voltage is too low and load is too high 3 Evaporator is dirty 6 Communi cation Malfunction E6 OFF 3S and blink Always 6 ON times During cooling operati...

Page 46: ...nt temperature sensor is open short circuited F3 OFF 3S and blink 3 times OFF 1S and blink 6 times During cooling and drying operating compressor stops while indoor fan operates During heating operation the complete unit will stop operation Outdoor temperature sensor hasnt been connected well or is damaged Please check it by referring to the resistance table for temperature sensor 15 Outdoor conde...

Page 47: ...T if the voltage is higher 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 normal theres malfunction for the circuit please replace the control panel AP1 22 Voltage of DC bus bar is too low PL OFF 3S and blink 21 times OFF 1S and blink 12 times During cooli...

Page 48: ...s of capacitor 29 Malfunction of module temperature sensor circuit P7 OFF 3S and blink 18 times During cooling and drying operation compressor will stop while indoor fan will operate During heating operation the complete unit will stop Replace outdoor control panel AP1 30 Module high temperature protection P8 OFF 3S and blink 19 times During cooling operation compressor will stop while indoor fan ...

Page 49: ... Fan motor is stalling 4 Motor malfunction 5 Malfunction of mainboard rev detecting circuit 38 Desynchro nizing of compressor H7 OFF 3S and blink 7 times During cooling and drying operation compressor will stop while indoor fan will operate During heating operation the complete unit will stop operation Refer to the malfunction analysis IPM protection loss of synchronism protection and overcurrent ...

Page 50: ... 46 Malfunction of complete units current detection U5 OFF 3S and blink 13 times During cooling and drying operation the compressor will stop while indoor fan will operate During heating operating the complete unit will stop operation Theres circuit malfunction on outdoor units control panel AP1 please replace the outdoor units control panel AP1 47 The four way valve is abnormal U7 OFF 3S and blin...

Page 51: ... of display status and during blinking ON 0 5s and OFF 0 5s Operation Indicator Cool Indicator Heating Indicator Yellow Indicator Red Indicator Green Indicator 53 Normal communica tion 54 Defrosting OFF 3S and blink once during blinking ON 10s and OFF 0 5s OFF 0 5S and blink once OFF 1S and blink twice Defrosting will occur in heating mode Compressor will operate while indoor fan will stop operati...

Page 52: ...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 power and repair the power supply to restore the range 210VAC 250VAC power on and restart the unit If the fault is eliminated Shut down the power and wait 20 minutes or use DC voltmeter to measure the ...

Page 53: ...her conditions resulting in that the system pressure becomes too high The connection of capacitor C2 is loose Reconnect the capacitor C2 according to Electrical Wiring Diagram Then Restart the unit Stop the unit and disconnect the power supply Wait 20 minutes or use DC voltmeter to measure the voltage between the two ends of capacitor C2 until the voltage is lower than 20V Replace the capacitor C2...

Page 54: ...otection 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 it after the outdoor ambient temp erature is normalized Improve the heat dissipation environ ment of the unit Does the outdoor fan work normally 1 Check if the fan terminal OFAN is connected correc...

Page 55: ... VWRSSLQJ HQRXJK DXOW GLDJQRVLV SURFHVV Y N Y N N Y Y N 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 compressor connected correctly Is connection sequence right Connect the wires as per the connection diagram Replace the control panel AP1 If the fault is eliminated Replace the compressor End ...

Page 56: ...mpressor connected correctly 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 occurs in operation Is the outdoor fan working normally Is the outdoor unit blocked by foreign objects Replace the control panel AP1 If the fault is eliminated Replace the ...

Page 57: ...fter the complete 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 fifth pin are almost the same less than 100 ohm Replace the electronic expansion valve If the fault is eliminated If the fault is eliminated Replace the control panel AP1 Coolant leakag...

Page 58: ...ircuit Replace it as per the wiring diagram and reconnect the wires If the fault is eliminated Remove the PFC capacitor and measure resistance between the two terminals Is the resistance around zero The capacitor is short circuited and the capacitor should be repla ced Restart the unit If the fault is eliminated Disconnect the terminals for the reactor and measure the resistance between the two te...

Page 59: ...ally 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 unit If the fault is eliminated The communication circuit is abnormal Replace the main board of the indoor unit End If the fault is eliminated Replace the main board AP1 of the outdoor unit If the fault is e...

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Page 61: ... at the Test 15 position as shown in the diagram with a voltmeter Value jumping Measure voltage at the Test 11 position as shown in the diagram with a voltmeter Value jumping Measure voltage at the Test 12 position as shown in the diagram with a voltmeter Value jumping The communication circuit of the outdoor unit is normal End Fault with outdoor unit ...

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Page 69: ...II DOO SRZHU VXSSOLHV EHIRUH GLVDVVHPEO Procedure Steps 1 Remove big handle 2 Remove top cover top cover big handle Before disassamble Remove 1 connection screw fixing big handleand then removethe big handle Remove 3 connection screws among top cover plate front panel and right sideplate Then remove top cover plate ...

Page 70: ...he front grille Remove connection screws connecting the front panel with the chassis and the motor support and then remove the front panel Remove the nut fixing the blade and then remove the axial flow blade Remove connection screws connecting the right side plate with the valve support and the electric box Then remove the right side plate Grille Panel Axial flow blade Right side plate ...

Page 71: ... weld spots connecting the 4 way Valve Assy to take it out Note Refrigerant should be discharged firstly Welding process should be as quickly as possible and keep wrapping cotton wet all the time Be sure not to burn out the lead out wire of compressor 7 Remove 4 way valve assy 8 Remove capillary sub assy Unsolder weld point of capillary Sub assy valve and outlet pipe of condensator Then remove the...

Page 72: ...he 2 tapping screws fixing the motor support Lift motor support to re move it 9 Remove motor and motor support Motor Motor support 10 Remove clapboard sub assy Loosen the screws of the Clapboard Sub Assy The Clapboard Sub Assy has a hook on the lower side Lift and pull the Clapboard Sub Assy to remove Clapboard Sub Assy ...

Page 73: ...return pipe and remove the gas valve Note it is necessary to warp the gas valve when unsoldering the welding spot Remove the 2 screws fixing liquid valve Unsolder the weld ing spot connecting liquid valve and remove the liquid valve 2 Remove the 3 footing screws of the compressor and remove the compressor Compressor Gas valve Liquid valve ...

Page 74: ... ...

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Electrolux EXI09HD1W, Service Manual

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