Gree GEH09AA-K3DNA1B Service Manual Download Page 34

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Installation and Maintenance

Service Manual

Main Tools for Installation and Maintenance

1. Level meter, measuring 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. Torque wrench, open-end wrench, inner
hexagon spanner

9. Pressure meter

12. Soldering appliance, refrigerant container

Summary of Contents for GEH09AA-K3DNA1B

Page 1: ...GREE ELECTRIC APPLIANCES INC OF ZHUHAI Change for Life Service Manual Models GEH09AA K3DNA1B GEH09AA K3DNA1C GEH12AA K3DNA1B GEH12AA K3DNA1C GEH18AA K3DNA1B GEH18AA K3DNA1C Refrigerant R410A...

Page 2: ...or Unit 13 4 Refrigerant System Diagram 15 5 Electrical Part 16 5 1 Wiring Diagram 16 5 2 PCB Printed Diagram 19 6 Function and Control 24 6 1 Remote Controller Introduction 24 6 2 Brief Description o...

Page 3: ...View and Parts List 51 10 1 Indoor Unit 51 10 2 Outdoor Unit 54 11 Removal Procedure 60 11 1 Removal Procedure of Indoor Unit 60 11 2 Removal Procedure of Outdoor Unit 64 Appendix 76 Appendix 1 Refere...

Page 4: ...tion Indoor Unit Outdoor Unit GEH09AA K3DNA1B O GEH09AA K3DNA1C O GEH12AA K3DNA1B O GEH12AA K3DNA1C O GEH18AA K3DNA1B O GEH18AA K3DNA1C O GEH09AA K3DNA1B I GEH09AA K3DNA1C I GEH12AA K3DNA1B I GEH12AA...

Page 5: ...DNA1B I GEH09AA K3DNA1C I Indoor Unit Product Code CV010N01200 CV010N02000 Fan Type Centrifugal Centrifugal Fan Diameter Length DXL mm 80X370 80X370 Cooling Speed SH H HM M LM L SL r min 650 560 530 4...

Page 6: ...ws fin Gap mm 2 1 4 2 1 4 Condenser Coil Length LXDXW mm 506X38 1X679 506X38 1X679 Fan Motor Speed rpm 900 900 Fan Motor Power Output W 30 30 Fan Motor RLA A 0 24 0 36 Fan Motor Capacitor F Outdoor Un...

Page 7: ...K3DNA1C I Indoor Unit Product Code CV010N01300 CV010N01900 Fan Type Centrifugal Centrifugal Fan Diameter Length DXL mm 80X370 80X370 Cooling Speed SH H HM M LM L SL r min 750 650 600 550 500 450 350 7...

Page 8: ...r Rows fin Gap mm 2 1 4 2 1 4 Condenser Coil Length LXDXW mm 512X44X741 512X44X741 Fan Motor Speed rpm 900 900 Fan Motor Power Output W 30 30 Fan Motor RLA A 0 24 0 36 Fan Motor Capacitor F Outdoor Un...

Page 9: ...K3DNA1C I Indoor Unit Product Code CV010N01400 CV010N01800 Fan Type Centrifugal Centrifugal Fan Diameter Length DXL mm 80X370 80X370 Cooling Speed SH H HM M LM L SL r min 840 800 720 650 580 530 410...

Page 10: ...Speed rpm 800 800 Fan Motor Power Output W 60 60 Fan Motor RLA A 0 28 0 39 Fan Motor Capacitor F Outdoor Unit Air Flow Volume m3 h 3200 3200 Fan Type Axial flow Axial flow Fan Diameter mm 520 520 Defr...

Page 11: ...e length 5m 220V 230V 240V 220V 230V 240V Current A Current A Compressor frequency Hz Compressor frequency Hz Cooling Heating 0 10 20 30 40 50 60 70 90 0 10 20 30 40 50 60 70 80 90 100 120 110 80 11 1...

Page 12: ...9 C Outdoor DB35 C WB24 C Indoor air flow High Pipe length 5m Conditions Indoor DB20 C WB15 C Outdoor DB7 C WB6 C Indoor air flow High Pipe length 5m 100 105 95 90 85 80 75 70 65 60 55 50 Outdoor temp...

Page 13: ...Compressor frequency Hz Indoor Outdoor P MPa T1 C T2 C 20 7 6 09K 2 2 to 2 4 70 to 35 2 to 4 Super High High 65 12K 2 2 to 2 4 70 to 35 2 to 4 Super High High 77 18K 2 2 to 2 4 70 to 40 1 to 5 Super H...

Page 14: ...ion Service Manual 18K Compressor frequency Hz Indoor side noise when blowing Outdoor side noise when blowing Indoor fan motor rotating speed SL L LM M HM H SH 20 30 40 50 20 30 40 50 60 20 0 40 60 80...

Page 15: ...12 Technical Information Service Manual 3 Outline Dimension Diagram 3 1 Indoor Unit 700 215 600 398 205 22 Unit mm...

Page 16: ...13 Technical Information Service Manual 3 2 Outdoor Unit 762 848 257 320 540 286 540 712 766 257 320 540 286 510 09K 12K Unit mm...

Page 17: ...14 Technical Information Service Manual 18K 963 892 700 396 341 368 560...

Page 18: ...alve Discharge Suction Heat exchanger evaporator Heat exchanger condenser Valve Valve Liquid pipe side Gas pipe side Strainer Electron expansion valve Strainer 4 Refrigerant System Diagram Connection...

Page 19: ...re 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 6 7 1 8 0 6 1 2 1 287 225 81 7 3 803 3 35 17 5 8...

Page 20: ...8 9 3 3 3 3 3 0DLQ RDUG 3 3 0 GEH18AA K3DNA1B O 3 203 1 225 81 7 3OHDVH GRQ W WRXFK DQ HOHFWURQLF FRPSRQHQW RU WHUPLQDO ZKHQ WKH PDFKLQH LV UXQQLQJ VWRSSLQJ RU KDV EHHQ SRZHUHG RII IRU OHVV WKDQ PLQX...

Page 21: ...78 7 03 6 1625 8 203 203 6 7 29 B 203 2 1 3 5 0 57 57 57 20B 11 5 3 3 9 8 5 8 1 B 1 7B6 1625 8 1 7 3 1 225 81 7 29 5 2 3527 725 0 1 7 5 1 0 1 7 5 1 9 9 9 97 97 3 3 7B 5 5 1 7 5 27720 3OHDVH GRQ W WRXF...

Page 22: ...eutral wire 5 Control the wiring terminal of down swing 6 Communication interface for indoor unit and outdoor unit 7 Terminal of display interface 8 Needle stand of jumper cap 9 Wiring terminal of ind...

Page 23: ...ew GEH09AA K3DNA1B O GEH12AA K3DNA1B O No Name 1 Leading foot 1 of induction 2 4 way valve 3 Electric heating of compressor 4 Electric heating of chassis 5 Fan 6 10 core communication wire 7 Electroni...

Page 24: ...NA1C O 1 Live wire input of Dred communication plate 2 Heating belt 1 3 Heating belt 2 4 4 way valve 5 Neutral wire input of Dred communication plate 6 Dred function terminal 7 Electronic expansion va...

Page 25: ...al of electronic expansion valve 5 Terminal of outdoor fan 6 Terminal of 4 way valve 7 Wiring terminal of chassis electric heater 8 Communication wire with IDU 5 Terminal of outdoor fan 6 Terminal of...

Page 26: ...ronic expansion valve 4 Terminal of outdoor fan 5 Terminal of 4 way valve 6 Terminal of compressorelectric heating 7 Terminal of chassis electric heating 8 Terminal of indoor unit and outdoor unit com...

Page 27: ...et time X FAN function TIMER ON TIMER OFF Child lock Up down swing Left right swing Set fan speed Light Temp display type Set temp Outdoor ambient temp Indoor ambient temp Sleep mode Clock Heat mode F...

Page 28: ...run for one hour in sleep mode the setting temperature will decrease 1 after 2 hours the setting temperature will decrease 2 but the minimal setting temperature is 16 then the unit will run at this s...

Page 29: ...he Quiet mode Display Under the Quiet mode the fan speed is not available Press this button to activate deactivate the Turbo function which enables the unit to reach the preset temperature in the shor...

Page 30: ...te controller is locked is displayed In this case pressing any button blinks three times Combination of MODE and buttons About switch between Fahrenheit and centigrade At unit OFF press MODE and butto...

Page 31: ...gle in cooling 10s later the in door fan stop operation During defrosting and oil returning process and they are quitted within 5mins all malfunctions for indoor tube temperature sensor wont be detect...

Page 32: ...and timer OFF are set at the same time at unit OFF the unit will keep stop till ON time reaches In the future s every day the system will operate according to presetting mode till OFF 7 6 Sleep funct...

Page 33: ...s Pay attention to the warnings and cautions in this manual All installation and maintenance shall be performed by distributor or qualified person All electric work must be performed by a licensed tec...

Page 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...

Page 35: ...am 5 There is no source of machine oil vapour this may shorten indoor unit life 6 Cool warm air is circulated throughout the room 7 The unit is away from electronic ignition type fluorwscent lamps inv...

Page 36: ...33 Installation and Maintenance Service Manual 150cm or more 150cm or more 150cm or more Front panel Front grille Unit mm 700 12 0 22 0 1 7 0 30 644 12 0 22 0 1 6 0 30 570 600 200...

Page 37: ...3 tabs 2 Return the front panel to the original position 3 How to Set the Different Addresses When two indoor units are installed in one room the two wireless remote controllers can be set for differ...

Page 38: ...l pipe 4 After completing refrigerant piping wiring and drain piping caulk pipe hole gap with putty 3 Drain Piping 1 Use commercial regid polyvinyl chloride pipe general VP 20 pipe outer diameter 26mm...

Page 39: ...lowing the steps in reverse order 3 2 1 4 2 Installation Secure using 6 screws for floor installations Do not forget to secure to the rear wall For wall installations secure the mounting plate using 5...

Page 40: ...nt Pipe 1 Use torque wrenches when tightening the flare nuts to prevent damage to the flare nuts and gas leaks 2 Align the centres of both flares and tighten the flares and tighten the flare nuts 3 or...

Page 41: ...the pipe inside so it does not place undue force on the front grille 9 Connecting the Drain Hose Insert the supplied C drain hose into the socket of the drain pan Fully insert the drain hose until it...

Page 42: ...tdoor unit Indoor unit Firmly fix the wires with the terminal screws Firmly fix the wires with the terminal screws When wire length exceeds 10m use 2 0mmdiameter wires 1 2 3 Terminal block Electrical...

Page 43: ...Note 5 Connect Outdoor Electric Wire 1 Remove the wire clip connect the power connection wire to the wiring terminal according to the color fix them with screws 2 Fix the power connection wire with w...

Page 44: ...ly It may cause malfunction or damage the parts 7 Is the unit grounded securely It may cause electric leakage 8 Does the power cord follow the specification It may cause malfunction or damage the part...

Page 45: ...dware malfunction A5 Outdoor condenser middle pipe temperature sensor is open short circuited Hardware malfunction F4 blinks 4 times Outdoor condenser outlet pipe temperature sensor is open short circ...

Page 46: ...failure Lc blinks 11 times High discharge temperature protection of compressor E4 blinks 4 times Overload protection E8 blinks 8 times Complete unit overcurrent protection E5 blinks 5 times Phase curr...

Page 47: ...ether the mainboard is damged Check flow chart Start the troubleshooting for temperature sensor Check whether the temperature sensor and wiring terminal is loosened or poorly connected Insert the temp...

Page 48: ...are connected correctly Is malfunction eliminate Communication malfunction for some indoor unit End No No No Yes Yes Yes Whether the indoor unit resumes normal Disconnect the power and check connecti...

Page 49: ...ion Check whether the neutral wirefor mainboard of outdoor unit haspower input Connect wire connectly according to wiring diagram Connect wire connectly according to wiring diagram Disconnect the powe...

Page 50: ...splays C5 whether the jumper cap is poorly connected Insert the jumper cap Is malfunction eliminated Re insert the jumper cap Is malfunction eliminated Replace the jumper cap Is malfunction eliminated...

Page 51: ...Yes Yes Yes Yes Yes Energize the unit and turn on the unit Afterthe horizontal louver opens for 1 min measurewhether the input DC voltage VDC red wire of motor is300s whether the DC voltageVCC white...

Page 52: ...for details Malfunction of compressor Compressor can t operate Refer to point 5 of maintenance method for details 9 3 Maintenance Method for Normal Malfunction 1 Air Conditioner Can t be Started Up 2...

Page 53: ...n pipe Replace drain pipe Wrapping 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 Discriminatin...

Page 54: ...51 Installation and Maintenance Service Manual 10 Exploded View and Parts List 10 1 Indoor Unit 1 2 3 4 7 8 14 13 12 18 20 10 9 22 23 24 25 19 5 26 28 27 6 11 17 21 15 16...

Page 55: ...2007 1 14 Display Board 30568131 30568131 30568131 1 15 Fuse 46010055 46010055 46010055 1 16 Radiator 49010252 49010252 49010252 1 17 Signal Wire 4003004202 4003004202 4003004202 1 18 Jumper 420230010...

Page 56: ...30112007 1 14 Display Board 30568131 30568131 30568131 1 15 Fuse 46010055 46010055 46010055 1 16 Radiator 49010252 49010252 49010252 1 17 Signal Wire 4003004202 4003004202 4003004202 1 18 Jumper 42023...

Page 57: ...54 Installation and Maintenance Service Manual 10 2 Outdoor Unit 09K...

Page 58: ...1501308502 1501308506 1 12 Small Handle 26233100 26233100 1 13 Top Cover Sub Assy 0125307002 0125307002 1 14 Motor Support 0170310401 0170310401 1 15 Condenser Assy 01163789 01100200333 1 16 Rear Gri...

Page 59: ...56 Installation and Maintenance Service Manual 12K...

Page 60: ...0000078P 1 11 Fan Motor 15013085 1501308507 1 12 Top Cover Plate 01253443 01253443 1 13 Motor Support 0170310201 0170310201 1 14 Condenser Assy 01163761 01100200325 1 15 Rear Grill 01473057 01473057 1...

Page 61: ...58 Installation and Maintenance Service Manual 18K...

Page 62: ...02 1 14 Handle 26233053 26233053 1 15 Wiring Clamp 26115004 26115004 1 16 Electronic Expansion Valve assy 07133772 03017400018 1 17 Electric Expand Valve Fitting 4300876704 4300876704 1 18 Rear Grill...

Page 63: ...cedure 1 Remove panel Pull sliding clasps at both sides of panel pull out the panel outwards and then move the panel upwards to remove it 2 Remove filter sub assy Pull the damping clasps at upper lowe...

Page 64: ...ll the swing parts outwards to remove it 5 Remove water tray Remove 2 screws fixing water tray and then pull the water tray outwards to remove it 6 Remove electric box Remove one screw fixing the elec...

Page 65: ...n pull the fixer of piping outwards to remove it 8 Remove evaporator Pry out the clasps connecting evaporator and bottom case and then pull the evaporator outwards to remove it 9 Remove guide ring Rem...

Page 66: ...move fixing bracket of motor Remove 3 nuts on fixing bracket of motor and then pull the fixing bracket of motor outwards to remove it 12 Remove press plate of motor wire Loosen clasps between press pl...

Page 67: ...crew fixing big handle slide out the big handle upwards to make the clasp of big handle separate from the groove of right side plate and then remove the big handle Remove the screws fixing top panel a...

Page 68: ...llation and Maintenance Service Manual Procedure Steps Screws Screws Screws Screws 4 5 Remove axial flow blade Remove the nut fixing axial flow blade and then remove the axial flow blade Nut Axial flo...

Page 69: ...Screws 1 Screws 2 Remove the screws 1 fixing protective grille and then remove the protective grille Remove the screws fixing electric box assy pull out each wiring terminal lift the electric box assy...

Page 70: ...ay valve assy Note When unsoldering the spot weld wrap the 4 way valve with wet cloth completely to avoid damaging the valve due to high temperature Remove the screws fixing motor and then remove the...

Page 71: ...fixing the liquid valve then remove the liquid valve Remove the screws fixing valve support and then remove the valve support 11 Remove gas valve and liquid valve Liquid valve Gas valve Screws Screws...

Page 72: ...ove 3 foot nuts on compressor and then remove the compressor Note Protect the ports of discharge pipe and suction pipe to avoid foreign objects to enter it Remove one screw fixing the condenser then r...

Page 73: ...ws Screw Remove the screws used for fixing the handle and valve cover pull the handle and valve cover up ward to remove them Remove the screws fixing top panel and then remove the top panel Procedure...

Page 74: ...necting the front panel with the chassis and the motor support and then remove the front panel Remove the screws 2 connecting the right side plate with the chassis the valve support and the electric b...

Page 75: ...and then remove the left side plate Remove the nut fixing the blade and then remove the axial flow blade Procedure Steps Remove the screws fixing motor and then remove the motor Remove the screws fix...

Page 76: ...sp and don t pull it so hard Since the piping ports on the soundproof sponge are torn easily remove the soundproof sponge carefully Procedure Steps Unsolder the spot weld of 4 way valve assy compresso...

Page 77: ...e the piping ports on the soundproof sponge are torn easily remove the soundproof sponge carefully Procedure Steps Remove 3 foot nuts on compressor and then remove the compressor 14 Remove compressor...

Page 78: ...75 Installation and Maintenance Service Manual 15 Remove condenser Remove one screw fixing the condenser then remove the condenser Procedure Steps Condenser Screw...

Page 79: ...32 0 55 56 55 4 13 79 80 78 8 26 34 35 33 8 1 57 58 57 2 14 81 80 6 27 36 35 6 2 59 60 59 15 82 83 82 4 28 37 38 37 4 3 61 62 60 8 16 84 85 84 2 29 39 40 39 2 4 63 62 6 17 86 87 86 30 41 42 41 5 64 65...

Page 80: ...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...

Page 81: ...4 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 78 1 997 117 0 625 1 46 6 40 7 967 79 1 933 118 0 608 2 44 31 41 7 653 80 1 871 119 0 592 3 42 14 42 7 3...

Page 82: ...3 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 10 62 79 2 577 118 0 811 2 59 08 41 10 2 80 2 49...

Page 83: ...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 72 9 259 3 30 39 61 69 8 85 108 2 64 8...

Page 84: ...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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