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84

Installation and Maintenance

Service Manual

Remove the 4 tapping screws fixing the motor.
Pull  out  the  lead-out  wire  and  remove  the
motor. Remove the 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

Содержание GWH(12)MB-K3DNA2I

Страница 1: ...5G GWH09MB K3DNB7G GWH09MB K3DNA5G GWH09MB K3DNC2G GWH09MB K3DNE1G GWH09MB K3DNA3G GWH09MB K3DND3G GWH09MB K3DNA8G Models GWH12MB K3DNB7G GWH12MB K3DNC9G GWH12MB K3DNA4G GWH12MB K3DNC1G GWH12MB K3DNC2...

Страница 2: ...14 5 Electrical Part 15 5 1 Wiring Diagram 15 5 2 PCB Printed Diagram 17 6 Function and Control 19 6 1 Remote Controller Introduction 19 6 2 Brief Description of Modes and Functions 23 Part Installat...

Страница 3: ...and Parts List 62 10 1 Indoor Unit 62 10 2 Outdoor Unit 73 11 Removal Procedure 76 11 1 Removal Procedure of Indoor Unit 76 11 2 Removal Procedure of Outdoor Unit 81 Appendix 86 Appendix 1 Reference S...

Страница 4: ...3DNA4G I GWH09MB K3DNC2G I GWH12MB K3DNC2G I GWH09MB K3DNB7G I GWH12MB K3DNB7G I GWH09MB K3DNA5G I GWH12MB K3DNA5J I GWH09MB K3DNE1G I GWH12MB K3DNE1G I GWH12MB K3DNA2I I GWH09MB K3DNA3G I GWH12MB K3D...

Страница 5: ...K3DNC9G CB145006001 GWH09MB K3DNC9G I CB145N06000 13 GWH09MB K3DNE1G CB143002101 GWH09MB K3DNE1G I CB143N02100 14 GWH09MB K3DNC1G CB139006001 GWH09MB K3DNC1G I CB139N06001 15 GWH09MB K3DNA8G CB173006...

Страница 6: ...Colder 4 4 6 2 8 Application Area m2 12 18 Model of Indoor Unit 1 GWH09MB K3DNA4G I 2 GWH09MB K3DNC1G I 3 GWH09MB K3DNC2G I 4 GWH09MB K3DNC5G I 5 GWH09MB K3DNA5G I 6 GWH09MB K3DNA3G I 7 GWH09MB K3DND...

Страница 7: ...508 Fan Motor Speed rpm 900 650 Output of Fan Motor W 30 Fan Motor RLA A 0 15 Fan Motor Capacitor F Air Flow Volume of Outdoor Unit m3 h 1600 Fan Type Axial flow Fan Diameter mm 400 Defrosting Method...

Страница 8: ...ication Area m2 12 18 Model of Indoor Unit 1 GWH09MB K3DNC2G I 2 GWH09MB K3DNC5G I 3 GWH09MB K3DNB7G I 4 GWH09MB K3DNC9G I 5 GWH09MB K3DNE1G I 6 GWH09MB K3DNC1G I 7 GWH09MB K3DNA8G I Indoor Unit Produ...

Страница 9: ...508 Fan Motor Speed rpm 900 650 Output of Fan Motor W 30 Fan Motor RLA A 0 15 Fan Motor Capacitor F Air Flow Volume of Outdoor Unit m3 h 1600 Fan Type Axial flow Fan Diameter mm 400 Defrosting Method...

Страница 10: ...Application Area m2 16 24 Model of Indoor Unit 1 GWH12MB K3DNA4G I 2 GWH12MB K3DNC1G I 3 GWH12MB K3DNA5J I 4 GWH12MB K3DNA2I I 5 GWH12MB K3DNC2G I 6 GWH12MB K3DNA3I I 7 GWH12MB K3DND3G I Indoor Unit P...

Страница 11: ...506 Fan Motor Speed rpm 900 660 Output of Fan Motor W 30 Fan Motor RLA A 0 15 Fan Motor Capacitor F Air Flow Volume of Outdoor Unit m3 h 1600 Fan Type Axial flow Fan Diameter mm 400 Defrosting Method...

Страница 12: ...plication Area m2 16 24 Model of Indoor Unit 1 GWH12MB K3DNB7G I 2 GWH12MB K3DNC9G I 3 GWH12MB K3DNC5G I 4 GWH12MB K3DNE1G I 5 GWH12MB K3DNC2G I 6 GWH12MB K3DNC1G I 7 GWH12MB K3DNA8G I Indoor Unit Pro...

Страница 13: ...508 Fan Motor Speed rpm 900 660 Output of Fan Motor W 30 Fan Motor RLA A 0 15 Fan Motor Capacitor F Air Flow Volume of Outdoor Unit m3 h 1600 Fan Type Axial flow Fan Diameter mm 400 Defrosting Method...

Страница 14: ...ndoor 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 ratio Capacity ratio Cooling Heating 0 1 2 3 4...

Страница 15: ...r and outdoor unit Inlet and outlet pipe temperature of heat exchanger Fan speed of indoor unit Fan speed of outdoor unit Compressor frequency Hz Indoor Outdoor P MPa T1 o C T2 o C 20 15 7 6 09K 2 2 t...

Страница 16: ...13 Technical Information Service Manual 3 Outline Dimension Diagram 3 1 Indoor Unit 3 2 Outoor Unit Unit mm Unit mm 143 80 45 45 55 55 845 542 173 180 275 130 320 776 510 714 257 286 540...

Страница 17: ...ification Liquid pipe 1 4 6mm Gas pipe 3 8 9 52mm Indoor unit Outdoor unit COOLING HEATING Accumlator 4 Way valve Discharge Suction Heat exchanger evaporator Heat exchanger condenser Valve Valve Liqui...

Страница 18: ...sor RD Red BU Blue Grounding wire YEGN Yellow Green BK Black VT Violet OG Orange Note Jumper cap is used to determine fan speed and the swing angle of horizontal lover for this model 63610000079 3 3 0...

Страница 19: ...nit Outdoor Unit 3 32 5 3 1 1 1 7 2 9 8 2 1 9 8 208 1 0 62 7 21 6 7 2 3 8 1 5 8 1 5 8 203 1 02725 1 1 1 3 3 3 0 203 75 7 7 5 66 6 7 203 7 5 5 5 5 5 9 7 0 6 1625 867 2875220 7 0 6 1625 1 57 57 57 7 0 6...

Страница 20: ...th function 4 Port of neutral wire 5 Port of indoor fan 6 Communication port 7 Jumper cap 8 Auto button 9 Feedback of indoor fan 10 Port of motor for vertical swing 11 Buzzer 12 Port of display 13 Por...

Страница 21: ...view Outdoor Unit Bottom view No Name 1 Inductance pin2 2 Inductance pin1 3 Four wayvalve 4 Compressor electric heater 5 Chassis electric heater 6 Fan neilsbed 7 Electric expansion valve 8 Temp sensor...

Страница 22: ...5 I FEEL button 8 CLOCK button 9 TIMER ON TIMER OFF button 11 X FAN button Note X FAN is the same with BLOW 12 TEMP button 13 TURBO button 14 SLEEP button 15 LIGHT button 7 button 6 button 10 button...

Страница 23: ...ndoor ambient temperature Set temperature range from remote controller 16 30 C 61 86 Fan speed auto low speed medium speed high speed 5 I FEEL button Press this button to turn on I FEEL function The u...

Страница 24: ...te controller temperature indicator on indoor unit displays outdoor ambient temperature Note Outdoor temperature display is not available for some models At that time indoor unit receives signal while...

Страница 25: ...e controller should be close to indoor unit during operation Replace new batteries of the same model when replacement is required When you don t use remote controller for a long time please take out t...

Страница 26: ...art cooling Original operating status 6 min 3 min 6 min Setting fan speed Protection function Overcurrent protection If total current is high the compressor will run in limited frequency If total curr...

Страница 27: ...he indoor fan will begin to run at low speed with a time lag of 2 minutes Within 2 minutes if Ttube 40 C the indoor fan also will run at low speed and after 1 minute operation at low speed the indoor...

Страница 28: ...ts normal value and the compressor has stayed at stop for at least 3 minutes the compressor will resume its operation Faults of temperature sensors 3 Other Controls 1 ON OFF Press the remote button ON...

Страница 29: ...auto cooling mode or normal cooling mode the auto fan speed will run at below mode a When Tamb Tpreset 2 C the indoor fan will run at high speed b When Tpreset Tamb Tpreset 2 C the indoor fan will ru...

Страница 30: ...tdoor condenser sensor start and short circuit continuously measured failure in 30S and dont measure within 10 minutes after defrosted F5 Outdoor exhausting sensor start and short circuit continuously...

Страница 31: ...ting status Meanwhile heating indicator will ON 10s and OFF 0 5s successively Note If complete unit has malfunction or stops operation due to protection compulsory defrosting function can be started u...

Страница 32: ...unit 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 a...

Страница 33: ...liquid valve and gas valve are fully closed and power is disconnected before detaching the connection pipe If compressor starts running when stop valve is open and connection pipe is not yet connected...

Страница 34: ...ng tape 4 Electroprobe 7 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 T...

Страница 35: ...5cm At least 50cm At least 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...

Страница 36: ...or unit Make 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 installat...

Страница 37: ...ath a shower or a swimming pool 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...

Страница 38: ...of outlet pipe The position of piping hole should be a little lower than the wall mounted frame As show in Fig 1 5 Connect the Pipe of Indoor Unit 1 Aim the pipe joint at the corresponding bellmouth...

Страница 39: ...ord for installation when binding 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 s...

Страница 40: ...Select installation location according to the house structure 2 Fix the support of outdoor unit on the selected location with expansion screws 5 Connect Outdoor Electric Wire 1 Remove the wire clip co...

Страница 41: ...ty The water outlet can t be placed in water 1 Use Vacuum Pump 1 Remove the valve caps on the liquid valve and gas valve and the nut of refrigerant charging vent 2 Connect the charging hose of piezome...

Страница 42: ...load 5 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 operatio...

Страница 43: ...Outdoor ambient 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 h...

Страница 44: ...wiring board XT 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 capacito...

Страница 45: ...nction analysis 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 Dur...

Страница 46: ...control end 3 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 operat...

Страница 47: ...ge is unstable 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...

Страница 48: ...or has 3 kinds 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 5...

Страница 49: ...ard broken Malfunction diagnosis 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 Y...

Страница 50: ...he connection of PG motor 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...

Страница 51: ...the mainboard is defined 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...

Страница 52: ...itor see fig 30 Voltage higher than 200V Malfunction of the outdoor mainboard AP1 Replace outdoor mainboard Measure the voltage input with AC voltmeter see fig 30 Voltage within 180VAC 260VAC Shut dow...

Страница 53: ...If the work load of unit is heavy If radiating of unit is good Malfunction diagnosis process N N Y N Y Y Y N N N N N Y Y Y Y Y H5 H7 or P5 is displayed after turning on the unit Measure if the voltage...

Страница 54: ...Y Y Y Y Y N N N E8 is displayed If the outdoor ambient temperature is higher than 53 Normal protection please use it after improving the outdoor ambient temperature Unit restarts normally Unit restart...

Страница 55: ...me is not sufficient and the high and low pressure of system is not balanced please start the unit after 3min If the compressor wire COMP UVW is well connected and connection sequence is correct Check...

Страница 56: ...ed If the refrigerant is leaked The compressor overload protection terminal is not connected well with the mainboard If the overload protector is damaged Heat exchange of unit is not good heat exchang...

Страница 57: ...rigerant according to the service manual Compressor overload protection terminal is not connected well with the mainboard reconnect them correctly Heat exchange of unit is not good heat exchanger is d...

Страница 58: ...well with the socket Connect the plug correctly Check the connection wire between reactor mainboard and situation of connection If there is short circuit or the connection wire is loose Reconnect the...

Страница 59: ...he unit operates normally before malfunction Check built in wiring of indoor and outdoor unit If the wiring is damaged Replace the wire Check the malfunction type with communication malfunction detect...

Страница 60: ...the compressor Replace 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...

Страница 61: ...eter voltage of both sides of R135 The voltage should be variable Test 10 Test the voltage of pin 3 and pin 4 of U132 with universal meter voltage of both sides of R1312 The voltage should be variable...

Страница 62: ...easure voltage 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 vol...

Страница 63: ...od for details Malfunction 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...

Страница 64: ...re parts touching together inside the outdoor unit There s abnormal sound fro outdoor unit Remove foreign objects Adjust all parts position of outdoor unit tighten screws and stick damping plaster bet...

Страница 65: ...10 1 Indoor Unit FAN MODE I F EEL CLOCK TIMER ON X FAN TEMP TIMER OFF TURBO SLEEP LIGHT 35 33 34 36 22 21 15 14 13 12 16 40 17 18 19 20 24 25 26 27 28 29 30 31 32 37 38 39 11 10 9 8 7 6 4 5 3 1 23 2...

Страница 66: ...2 1 17 Drainage hose 0523001401 0523001401 0523001401 1 18 Wall Mounting Frame 01252021 01252021 01252021 1 19 Evaporator Assy 01100100128 01100100129 01100100128 1 20 Evaporator Support 24212091 2421...

Страница 67: ...022 1 17 Drainage hose 0523001401 0523001401 0523001401 1 18 Wall Mounting Frame 01252021 01252021 01252021 1 19 Evaporator Assy 01100100128 01100100129 01100100129 1 20 Evaporator Support 24212091 24...

Страница 68: ...152022 26152022 26152022 1 17 Drainage hose 0523001401 0523001401 0523001401 1 18 Wall Mounting Frame 01252021 01252021 01252021 1 19 Evaporator Assy 01100100128 01100100129 01100100128 1 20 Evaporato...

Страница 69: ...52022 1 17 Drainage hose 0523001401 0523001401 0523001401 1 18 Wall Mounting Frame 01252021 01252021 01252021 1 19 Evaporator Assy 01100100128 01100100129 01100100128 1 20 Evaporator Support 24212091...

Страница 70: ...52022 1 17 Drainage hose 0523001401 0523001401 0523001401 1 18 Wall Mounting Frame 01252021 01252021 01252021 1 19 Evaporator Assy 01100100128 01100100129 01100100129 1 20 Evaporator Support 24212091...

Страница 71: ...26152022 1 17 Drainage hose 0523001401 0523001401 0523001401 1 18 Wall Mounting Frame 01252021 01252021 01252021 1 19 Evaporator Assy 01100100128 01100100128 01100100129 1 20 Evaporator Support 242120...

Страница 72: ...26152022 1 17 Drainage hose 0523001401 0523001401 0523001401 1 18 Wall Mounting Frame 01252021 01252021 01252021 1 19 Evaporator Assy 01100100128 01100100129 01100100129 1 20 Evaporator Support 24212...

Страница 73: ...2 1 17 Drainage hose 0523001401 0523001401 0523001401 1 18 Wall Mounting Frame 01252021 01252021 01252021 1 19 Evaporator Assy 01100100128 01100100129 01100100129 1 20 Evaporator Support 24212091 2421...

Страница 74: ...22 1 17 Drainage hose 0523001401 0523001401 0523001401 1 18 Wall Mounting Frame 01252021 01252021 01252021 1 19 Evaporator Assy 01100100128 01100100129 01100100129 1 20 Evaporator Support 24212091 242...

Страница 75: ...651205102 1 16 Ring of Bearing 26152022 1 17 Drainage hose 0523001401 1 18 Wall Mounting Frame 01252021 1 19 Evaporator Assy 01100100128 1 20 Evaporator Support 24212091 1 21 Cold Plasma Generator Sub...

Страница 76: ...73 Installation and Maintenance Service Manual 10 2 Outdoor Unit 33 The component picture is only for reference please refer to the actual product...

Страница 77: ...t Side Plate Sub Assy 0130317801 0130317801 1 14 Big Handle 26233433 26233433 1 15 Magnet Coil 4300040050 4300040050 1 16 Electric Expand Valve Fitting 4300876701 4300876701 1 17 Rear Grill 01473009 0...

Страница 78: ...ide Plate Sub Assy 0130317801 0130317801 1 14 Big Handle 262334332 262334332 1 15 Magnet Coil 4300040050 4300040050 1 16 Electric Expand Valve Fitting 4300876701 4300876701 1 17 Rear Grill 01473009 01...

Страница 79: ...er 2 Remove horizontal louver a b Panel Clasp Left filter and right filer Axile bush Open the panel Loosen the clasp shown in the fig and then pull the left filter and right filer outwards to remove t...

Страница 80: ...box cover 2 Electric box cover 2 Screw Panel Front panel Panel rotation Groove 3 Remove panel 4 Remove electric box cover 2 Front case sub assy Front case sub assy Left clasp Middle clasp Right clasp...

Страница 81: ...nd evaporator Pull out the wiring terminal of motor and wiring terminal of step motor from the mainboard Note 1 Location of tube temperature sensor and tieline on the evaporator is different for diffe...

Страница 82: ...ectric box assy and then remove the electric box assy Screws Screw Display Screws Connection pipe clamp Evaporator assy Screws Connection pipe 8 Remove evaporator assy At the back of the unit remove t...

Страница 83: ...e motor clamp Remove the screw at the connection place of cross flow blade and motor lift the motor and cross flow blade upwards to remove them Motor Screw Cross flow c Remove the bearing holder sub a...

Страница 84: ...Unit Procedure Steps 1 Remove big handle 2 Remove top cover Top cover Before disassamble Remove 1 connection screw fixing big handleand then removethe big handle Remove 3 connection screws among top c...

Страница 85: ...Then remove the 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...

Страница 86: ...the 4 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 tim...

Страница 87: ...otor Remove the 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 Cl...

Страница 88: ...alve and air 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 connec...

Страница 89: ...e Fahrenheit display temperature o F Fahrenheit o F Celsius o C Fahrenheit display temperature o F Fahrenheit o F Celsius o C Fahrenheit display temperature o F Fahrenheit o F Celsius o C 32 33 32 0 5...

Страница 90: ...llowing steps A Cut the pip 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...

Страница 91: ...88 33 10 63 72 2 439 111 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 1...

Страница 92: ...983 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 6...

Страница 93: ...62 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 2...

Страница 94: ...Zhuhai Guangdong China 519070 Tel 86 756 8522218 Fax 86 756 8669426 Email gree gree com cn Http www gree com HONG KONG GREE ELECTRIC APPLIANCES SALES LIMITED Add Unit 2612 26 F Miramar Tower 132 Natha...

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