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GREE

ELECTRIC

APPLIANCES

INC.OF

ZHUHAI

Service Manual

MODEL:GWH09AB-A3DNA1B

GWH12AB-A3DNA1B

GWH12AB-D3DNA1B

(Refrigerant R410A)

Содержание GWH09AB-A3DNA1B

Страница 1: ...GREE ELECTRIC APPLIANCES INC OF ZHUHAI Service Manual MODEL GWH09AB A3DNA1B GWH12AB A3DNA1B GWH12AB D3DNA1B Refrigerant R410A...

Страница 2: ...Electrical Wiring 9 Part 5 Schematic Diagram 9 6 1 Remote Control Operations 15 6 2 Changing Batteries and Notices 17 6 3 Description of Each Control Operation 18 Part 6 Function and Control 15 Part...

Страница 3: ...of Indoor Outdoor Unit and Primary Judgement 44 9 3 How to Check Simply the Main Part 47 8 1 Indoor unit 30 8 2 Outdoor unit 34 Part10 Removal Procedure 56 10 1 Removal Procedure of Indoor Unit 56 10...

Страница 4: ...9AB A3DNA1B I GWH12AB A3DNA1B I GWH12AB D3DNA1B I Outdoor Unit GWH09AB A3DNA1B O GWH12AB A3DNA1B O GWH12AB D3DNA1B O Remote control window YT1FF Summary and features FAN MODE I FEEL CLOCK TIMER ON X F...

Страница 5: ...ching cloth and fire extinguisher nearby when brazing Use care in handling rigging and setting bulky equipment Read these instructions thoroughly and follow all warnings or cautions included in litera...

Страница 6: ...Motor RLA A Fan Motor Capacitor F Input of Heater W Evaporator Form Aluminum Fin copper Tube Aluminum Fin copper Tube Pipe Diameter inch 11 40 11 40 Row fin Gap inch 2 1 17 2 1 17 Coil Length LXDXW i...

Страница 7: ...4 X20 Fan Motor Speed rpm 830 830 Output of Fan Motor W 30 30 Fan Motor RLA A Fan Motor Capacitor F Air Flow Volume of Outdoor Unit CFM 1059 1177 Fan Type Axial flow Axial flow Fan Diameter inch 15 3...

Страница 8: ...Heater W Evaporator Form Aluminum Fin copper Tube Pipe Diameter inch 11 40 Row fin Gap inch 2 1 17 Coil Length LXDXW inch 25 7 8 X1X 11 2 9 Swing Motor Model MP28VB Output of Swing Motor W 2 Fuse A 3...

Страница 9: ...t CFM 1177 Fan Type Axial flow Fan Diameter inch 15 3 4 Defrosting Method Automatic Defrosting Climate Type T1 Isolation I Moisture Protection IP24 Permissible Excessive Operating Pressure for the Dis...

Страница 10: ...Views 3 1 Indoor Unit THE SAME DIMS FOR 9k12k Constrction views Unit inch 4 34 1 3 7 23 4 5 6 8 15 11 1 7 12K Unit 3 2 Outdoor Unit D 21 1 4 11 1 4 H W Model W H D 09K 33 3 8 21 1 4 12 3 5 12K 33 3 8...

Страница 11: ...System Diagram Strainer Strainer Muffler 4 Way valve Expansion valve Heat exchanger INDOOR Heat exchanger OUTDOOR r o t a l u m u c c a b u S r o s s e r p m o C Cooling Heating Refrigerant Pipe Diame...

Страница 12: ...LQH WH WHITE 4YV ZD YDOY YE YELLOW EKV electricexpansionvalv RD RED L reactor BN SAT OVERLOAD BN BROWN COMP COMPRESSOR BU BLUE Ground BK BLACK YEGN YELLOW GREEN AP1 DISPLAY EVAPORATOR ELECTRIC BOX W5...

Страница 13: ...1 G G G W15 BU W14 BN W16 WH W17 RD G L4 L4 W23 OG W20 BU W22 WH W21 BN AC L2 AC L4 AC N5 AC N3 AC N4 AC L2 AC L3 W19 BU W24 RD W18 YEGN COMP M XT2 3 4 E 2 1 FILTER C4 C3 2 1 2 1 2 Model GWH12AB D3DNA...

Страница 14: ...V W CT1 2 AP1 W3YEGN W10 RD COMP W8 YEGN FAN MOTOR W5 BU W6 YE W7 BK N1 AC L1 4V AC L2 AC L3 N2 N3 L COMU W9 BU W11OG W12 WH EKV CN1 TEM SENSOR OUTROOM EXHUAST TEM SENSOR TEM SENSOR TUBE W2 BU W1 BN W...

Страница 15: ...h frequency Auto button Vertical swing Jumper cap Interface for display Main chip Indoor pipe temp sensor Indoor tambien temp sensor Interface for communication Protective tube Interface for null wire...

Страница 16: ...e connecting to black communication wire of IDU Terminal for null wire Outdoor pipe temp sensor Outdoor ambient temp sensor Compressor discharge temp sensor Overload temp sensor Three phase terminal o...

Страница 17: ...rminal for ground wire Protective tube Terminal for live wire Terminal for null wire Terminal for communication wire Outdoor pipe temp sensor Outdoor ambient temp sensor Compressor discharge temp sens...

Страница 18: ...perature when unit is on Continuously press and hold this button for more than 2 seconds the corresponding contents will be changed rapidly but in AUTO mode set tempera ture is not adjustable To incre...

Страница 19: ...powered on 12 00 is defaulted to display and signal will be displayed If there is signal be displayed that denotes the current time value is Clock value otherwise is Timer value Timer On setting Signa...

Страница 20: ...or some models Press this button to select LIGHT on or off in the displayer When the LIGHT on is set the icon will be displayed and the indicator light in the displayer will be on When the LIGHT off i...

Страница 21: ...device will operate at original state Start cooling Stop cooling Compresso r Original working state Run Stop Outdoor fan Indoor fan Tpreset Treset28 4 Tamb Preset fan s pee d 6 minutes 6 minutes 3 mi...

Страница 22: ...he display panel Defrost frequency is 70Hz 3 Protection Cold air prevention The unit is started under heating mode the compressor is ON In the case of T indoor amb 75 if T tube 104 and the indoor fan...

Страница 23: ...the compressor will run at reduced frequency d If T tube 144 the compressor will stop and the indoor fan will run at preset speed 2 Heating overload a If T tube 126 the unit will return to its origin...

Страница 24: ...e information sent by the remote control or there is a button input the single tube cooler doesn t receive the remote control ON signal under the mode of heating mode 8 Auto button If the controller i...

Страница 25: ...on PH High voltage protection PL Low voltage protection P1 Nominal cooling and heating P2 Maximum cooling and heating P3 Medium cooling and heating P0 Minimum cooling and heating 12 Drying Function Yo...

Страница 26: ...by radio equipment welders and medical equipment salt laden air prevails such as close to coastal areas the air is contaminated with industrial vapours and oils the air contains sulphures gas such as...

Страница 27: ...n fixed wiring Note Make sure the live wire neutral wire and earth wire in the family power socket are properlly connected There should be reliable circuit in the diagram Inadequate or incorrect elect...

Страница 28: ...let side Space to the wall Air inlet side The dimensions of the space necessary for correct installation of the appliance include the minimum permissible distances to adjacent structures Above 5 9 in...

Страница 29: ...ugh the hole 7 3 1 Installation of Mounting Plate 1 Make the mounting plate completely level As the water tray s oulet of the indoor unit is two way type the indoor unit during installation should sli...

Страница 30: ...the tailings from the chassis when necessary As shown in Fig 7 Cut off the tailings 1 when routing the wiring only Cut off the tailings 1 and tailings 2 when routing both the wiring and piping 2 Take...

Страница 31: ...nit 7 4 1 Electric Wiring 1 Remove the handle from the outdoor unit 2 Fasten the power supply cord and the connection cord to the retaining plate using the lock nut open the knock out holes if necessa...

Страница 32: ...Manifold Deep Vacuum Method The deep vacuum method requires a vacuum pump capable of pulling a vacuum of 500 microns and a vacuum gage capable of accurately measuring this vacuum depth The deep vacuu...

Страница 33: ...s ON OFF button on the wireless remote controllerto start the operation 2 Press MODE button to select the COOL HEAT Cooling only unit is not available FAN to check whether the operation is normal or n...

Страница 34: ...8 SORGHG 9LHZV DQG 3DUWV LVW 8 QGRRU 8QLW 31...

Страница 35: ...15 Filter 11122059 2 16 Front Panel Assy 2001206703 1 17 Decorative Strip 20192203D 1 18 Receiver Board D5005 30545052 1 19 Display Box none 0 20 Display Box Cover2 20122058 1 21 Remote Controller 305...

Страница 36: ...33...

Страница 37: ...11122059 2 16 Front Panel Assy 2001206703 1 17 Decorative Strip 20192203D 1 18 Receiver Board D5005 30545052 1 19 Display Box none 0 20 Display Box Cover2 20122058 1 21 Remote Controller 305100502 1...

Страница 38: ...35...

Страница 39: ...070 1 20 Display Box Cover2 20122058 1 21 Remote Controller 305100502 1 22 Electric Box Cover 20122074P 1 23 Step Motor 15012086 1 24 Motor Clamp 26112132 1 25 Motor FN10D ZL 15013068 1 26 4 bit Termi...

Страница 40: ...8 2XWGRRU 8QLW 37...

Страница 41: ...01713041 1 15 Cut off Valve 1 4 07100003 1 16 Cable Cross Plate Assy 02123015 1 17 Wire cover 01413069 1 18 Magnet Coil 4300876701 1 19 Tube Sensor 20K black 390001921 1 20 Filter 07220019 1 21 Electr...

Страница 42: ...39...

Страница 43: ...01713041 1 15 Cut off Valve 07130838 1 16 Cable Cross Plate Sub assy 02123015 1 17 Tube Sensor 390001921 1 18 Strainer 07220019 1 19 Electric Expansion Valve S 07133458 1 20 Magnet Coil 4300876701 1...

Страница 44: ...41...

Страница 45: ...15 Cut off Valve 07130838 1 16 Cable Cross Plate sub assy 02123015 1 17 Tube Sensor 390001921 1 18 Strainer 07220019 1 19 Electric Expansion Valve S 07133069 1 20 Magnet Coil 4300876701 1 21 Rear Gril...

Страница 46: ...the insulation and lead to short circuit or creepage Measure the insulation resistance or eliminate the mal function one by one If the breaker itself has malfunction then replace the breaker Check the...

Страница 47: ...er Fan speed was set too slow To set the fan speed to high or middle speed Air circulation is insufficient Fan rotation speed becomes low Capacitor damage Motor damage Replace the capaci tor Replace t...

Страница 48: ...Breakage of running capacitor of compressor Replace the capacitor The voltage is too low or too high Manostat is recommended Wrong wire connection Connect the circuit diagram correctly When cooling o...

Страница 49: ...screws Touch of pipeline of outdoor unit Separate the touching pipeline Touch of inner plates Louver of outdoor unit touched outer case Abnormal sound inside compressor Change compressor Adjust locati...

Страница 50: ...47 Troubleshooting 9 2 Flashing LED of Indoor Outdoor Unit and Primary Judgement...

Страница 51: ...links for twice Yellow indicator blinks for 4 times Yellow indicator blinks for 5 times Yellow indicator blinks for 6 times Yellow indicator blinks for 7 times Yellow indicator blinks for 8 times Red...

Страница 52: ...f indoor heat exchanger when heating is too high protectionwill beactivated Possi ble reasons Outdoor tempera ture is too high when cooling insufficient outdoor air circulation refrigerant flow malfun...

Страница 53: ...V Fault with the 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 S...

Страница 54: ...pressure is too high 5 Other 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 Diagra...

Страница 55: ...protection 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 ope...

Страница 56: ...ault diagnosis process Troubleshooting 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 comp...

Страница 57: ...the compressor 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 Repl...

Страница 58: ...s after 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 term...

Страница 59: ...t circuit 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 zer...

Страница 60: ...mally 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 I...

Страница 61: ...ltage 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 t...

Страница 62: ...panel Unscrew the screws fixing the display cover and pull out the plug Forcibly lift the front panel up wards from the clasps to take it out Top the middle section of air filter from the clasps at bo...

Страница 63: ...w the 2 screws fixing the electric box Unplug the motor terminal Unscrew the three ground screws Lift the electric box upwards to remove it Unscrew the screws fixing the clamp plate of rear pipe at th...

Страница 64: ...f evaporator Turn the evaporator at certain angle to remove it Unscrew the screws fixing the press plate of motor and connecting motor and cross flow fan to remove the motor and cross flow fan 8 Disas...

Страница 65: ...of top cover then lift it upwards toremove the top cover 1 Disassemble Big Handleand Top cover 2 Disassemble Front Panel Unscrew the screws of front panel with screwdriver to remove the front panel 3...

Страница 66: ...c box lift them upward to remove the electricbox 5 Disassemble Axial Flow Fan Loosen the tight nut fixing the axial flowfan witha spanner and then take out the nut spring gasketand flap gasket in turn...

Страница 67: ...nscrew the two bolts fixing gas valve and liquidvalve Unsolder weld spots between gas valve and Note During unsoldering wrap the valves withwet cloth to avoid damage for high temperature and air retur...

Страница 68: ......

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