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Installation and Maintenance

Service Manual

10.2 Outdoor Unit

The component picture is only for reference; please refer to the actual product.

07/09K

Summary of Contents for CA385000100

Page 1: ...Change for life GREE ELECTRIC APPLIANCES INC OF ZHUHAI Models GWH07AGA K3NNA1B GWH09AGA K3NNA1A GWH09AGB K3NNA1B GWH12AGB K3NNA1A GWH12AGC K3NNA1B GWH18AGC K3NNA1A GWH18AGD K3NNA1B GWH24AGD K3NNA1A Re...

Page 2: ...4 Refrigerant System Diagram 17 5 Electrical Part 18 5 1 Wiring Diagram 18 5 2 PCB Printed Diagram 21 6 Function and Control 23 6 1 Remote Controller Introduction 23 6 2 Brief Description of Modes an...

Page 3: ...for Normal Malfunction 48 10 Exploded View and Parts List 50 10 1 Indoor Unit 50 10 2 Outdoor Unit 59 11 Removal Procedure 70 11 1 Removal Procedure of Indoor Unit 70 11 2 Removal Procedure of Outdoor...

Page 4: ...al Information Indoor Unit GWH07AGA K3NNA1B I GWH09AGA K3NNA1A I GWH09AGB K3NNA1B I GWH12AGB K3NNA1A I GWH12AGC K3NNA1B I GWH18AGC K3NNA1A I GWH18AGD K3NNA1B I GWH24AGD K3NNA1A I GWH07AGA K3NNA1B O GW...

Page 5: ...A385W00200 6 GWH12AGB K3NNA1A CA385001100 GWH12AGB K3NNA1A I CA385N01100 GWH12AGB K3NNA1A O CA385W01100 7 CA385001101 CA385N01101 8 GWH12AGC K3NNA1B CA385000400 GWH12AGC K3NNA1B I CA385N00400 GWH12AGC...

Page 6: ...s flow Fan Diameter Length DXL mm 93 505 93 580 Cooling Speed r min 1300 1200 1150 1100 900 850 750 1300 1200 1150 1100 900 850 750 Heating Speed r min 1200 1100 1050 1000 950 900 800 1250 1150 1100 1...

Page 7: ...LXDXW mm 658 3 19 05 396 655 19 05 396 Fan Motor Speed rpm 950 950 Fan Motor Power Output W 20 20 Fan Motor RLA A 0 25 0 25 Fan Motor Capacitor F 1 5 1 5 Outdoor Unit Air Flow Volume m3 h 1200 1200 Fa...

Page 8: ...Fan Diameter Length DXL mm 93 505 93 580 Cooling Speed r min 1300 1200 1150 1100 900 850 750 1350 1200 1150 1100 1050 950 900 Heating Speed r min 1200 1100 1050 1000 950 900 800 1350 1200 1150 1100 10...

Page 9: ...ngth LXDXW mm 658 3 19 05 396 697 19 05 506 Fan Motor Speed rpm 950 850 Fan Motor Power Output W 20 35 Fan Motor RLA A 0 25 0 33 Fan Motor Capacitor F 1 5 2 5 Outdoor Unit Air Flow Volume m3 h 1200 16...

Page 10: ...ter Length DXL mm 98 630 98 630 Cooling Speed r min 1300 1150 1100 1000 950 850 800 1300 1250 1200 1150 1100 1050 1000 Heating Speed r min 1250 1100 1050 1000 950 850 800 1300 1250 1200 1150 1100 1050...

Page 11: ...4 Condenser Coil Length LXDXW mm 697 19 05 506 735 38 1 508 Fan Motor Speed rpm 850 850 Fan Motor Power Output W 35 35 Fan Motor RLA A 0 33 0 33 Fan Motor Capacitor F 2 5 2 5 Outdoor Unit Air Flow Vol...

Page 12: ...r Length DXL mm 106 739 106 739 Cooling Speed r min 1200 1100 1000 950 900 850 800 1300 1200 1100 1000 950 850 800 Heating Speed r min 1150 1000 950 900 850 800 750 1250 1150 1100 1050 950 850 800 Fan...

Page 13: ...2 1 4 Condenser Coil Length LXDXW mm 704 5 44 550 845 24 8 616 Fan Motor Speed rpm 790 780 Fan Motor Power Output W 40 50 Fan Motor RLA A 0 4 0 45 Fan Motor Capacitor F 3 3 Outdoor Unit Air Flow Volum...

Page 14: ...utdoor unit Inlet and outlet pipe temperature of heat exchanger Fan speed of indoor unit Fan speed of outdoor unit Indoor Outdoor P MPa T1 C T2 C 27 19 35 24 7 9K 0 8 to 1 0 in 8 11 out 11 14 in 75 85...

Page 15: ...20 25 30 35 40 45 SS H MH M ML L SL Indoor side noise when blowing Indoor fan motor rotating speed Noice dB A 20 25 30 35 40 45 SS H MH M ML L SL Indoor side noise when blowing Indoor fan motor rotati...

Page 16: ...t D H W Unit mm 55 40 178 89 40 75 155 42 55 W3 W2 W1 W3 W2 W1 W3 W2 W1 42 43 75 116 55 Model W H D W1 W2 W3 AGA 704 260 185 93 462 149 AGB 779 260 185 133 5 462 183 5 AGC 825 293 196 113 542 170 AGD...

Page 17: ...14 Technical Information Service Manual 3 2 Outdoor Unit 286 428 255 660 310 440 720 Unit mm 712 782 510 320 257 286 540 Unit mm 7 9K 12K Notice Pictures are for demo size only...

Page 18: ...15 Technical Information Service Manual 18K 596 354 838 818 899 303 378 550 Unit mm Unit mm 320 286 763 256 848 540 18 540 GWH18AGC K3NNA1A O GWH18AGD K3NNA1B O...

Page 19: ...16 Technical Information Service Manual Unit mm 309 841 912 582 373 646 349 24K...

Page 20: ...Liquid pipe 1 4 6mm Gas pipe 3 8 9 52mm 07 09K Gas 1 2 12 mm 12 18 24K Indoor unit Outdoor unit COOLING HEATING 4 Way valve COOLING Discharge Suction Heat exchanger evaporator Heat exchanger condense...

Page 21: ...orizontal lover for this model SWING UD1 M2 STEPPING MOTOR DISPLAY RECEIVER AND DISPLAY BOARD DISP AP2 PRINTED CIRCUIT BOARD JUMP CAP COMP AC L N N1 TERMINAL BLOCK C0NNECTING CABLE OG VT BK BU XT BU B...

Page 22: ...7 21 60000706270301 600007063253 GWH18AGD K3NNA1B I GWH24AGD K3NNA1A I L101 OUTDOOR UNIT N 1 2 4 5 OG VT 4WOF XT BK BU N EARTH PLATE PE PE EVAPORATOR YEGN YEGN OG VT BK BU CAP JUMP AP2 POWER BN BK BU...

Page 23: ...pplies Motor ground NOTE 600007061302 AC CONTACTOR YEGN YEGN VT BK BN VT OG J BU BU BK BU RD BN C2 CAP FAN MOTOR M COMP BK YE BU BU CAP C1 C R M S COMP 4 WAY VALVE 4YV KM BLOCK TERMINAL XT OG VT BK BN...

Page 24: ...motor 3 Cold plasma control terminal 4 Up down swing control terminal 5 Left right swing control terminal 6 PG motor feedback terminal 7 Display terminal 8 Temperature sensor terminal 9 Access contro...

Page 25: ...rminal of outdoor fan motor 5 Control terminal of 4 way valve 6 Cold plasma control terminal 7 Up down swing control terminal 8 Left right swing control terminal 9 PG motor feedback terminal 10 Displa...

Page 26: ...o mode set temperature can be adjusted When setting TIMER ON or TIMER OFF press or button to adjust the time button Press this button to set up down swing angle button Under Cool or Heat mode press th...

Page 27: ...o C Heating Function Press TEMP and TIMER simultaneously in COOL mode to start energy saving function Nixie tube on the remote controller displays SE Repeat the operation to quit the function Press TE...

Page 28: ...gnal may be interfered easily in the room where there is fluorescent lamp or wireless telephone remote controller should be close to indoor unit during operation Replace new batteries of the same mode...

Page 29: ...otor Indoor fan motor Graphic instruction Same as below Tamb Stop cooling Start cooling Original operating status 6 min 3 min 6 min Set fan speed temp indicator display receiver window Power icon Disp...

Page 30: ...ervice Manual Tpreset Tamb 2 Tpreset 2 Cooling Drying Stop 6 min 6min 4min 4min Compressor Low speed Outdoor fan motor Indoor fan motor Freeze protection period Compressor Outdoor fan motor Indoor fan...

Page 31: ...nformation Service Manual Tpreset 4 Tpreset 2 valve Outdoor unit Intdoor unit Compressor min min min Tamb n i m n i m Set fan speed Set fan speed Reversing Stop heating Original operating status Start...

Page 32: ...29 Technical Information Service Manual O 0 Emergency operation switch Press ON status Auto mode Press OFF status...

Page 33: ...sor is open short circuited H6 Blocked protection of IDU fan motor C5 Malfunction protection of jumper cap U8 Zero crossing inspection circuit malfunction of the IDU fan motor F0 Lack of refrigerant o...

Page 34: ...ccessories such as protective boards cable cross loop and wire clip 7 The live wire neutral wire and grounding wire of power supply must be corresponding to the live wire neutral wire and grounding wi...

Page 35: ...sure rise or compressor rupture resulting in injury 4 During refrigerant recovery make sure that liquid valve and gas valve are fully closed and power is disconnected before detaching the connection p...

Page 36: ...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 wre...

Page 37: ...At least 50cm Space to the obstruction At least 30cm Space At least to the obstruction 50cm Space to the obstruction At least 200cm Space to the wall At least 30cm At least 15cm At least 15cm At least...

Page 38: ...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...

Page 39: ...the wall adjust it in horizontal position with the level meter and then point out the screw fixing holes on the wall 2 Drill the screw fixing holes on the wall with impact drill the specification of...

Page 40: ...ent of 5 10 As show in Fig 2 Note Fig 3 Fig 4 300 300 55 55 Right Left Rear left Right Rear right Cut off the hole Left Right Outlet pipe Drain hose Drain hose Tape Outlet pipe Insulating pipe Torque...

Page 41: ...cking 7 Connect Wire of Indoor Unit 1 Open the panel remove the screw on the wiring cover and then take down the cover As show in Fig 11 8 Bind up Pipe 1 Bind up the connection pipe power cord and dra...

Page 42: ...ol wire only for cooling and heating unit to the wiring terminal according to the color fix them with screws As show in Fig 23 6 Neaten the Pipes 1 The pipes should be placed along the wall bent reaso...

Page 43: ...ricity 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 pie...

Page 44: ...evaporator temperature sensor and main board is loosened or poorly contacted 2 There s short circuit due to the trip over of the parts on controller 3 Indoor evaporator temperature sensor is damaged P...

Page 45: ...ich leads to high current 4 Heat exchange of indoor unit is too dirty or it blocked the air inlet outlet 5 Fan motor operation is abnormal the fan speed is too low or not functioning 6 Compressor is b...

Page 46: ...oken 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 Yes Yes...

Page 47: ...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...

Page 48: ...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...

Page 49: ...harges slowly The zero cross 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...

Page 50: ...normally Replace outdoor mainboard Connect normally Adjust the connection Replace fan capacitor Replace motor Fan capacitor is broken Motor is broken Replace mainboard Improve the radiating environme...

Page 51: ...d 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 P...

Page 52: ...ipe 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 Discriminating m...

Page 53: ...l 10 Exploded View and Parts List 10 1 Indoor Unit The component picture is only for reference please refer to the actual product 2 1 3 4 6 7 8 9 10 17 31 32 5 11 12 15 16 18 19 20 21 22 23 24 25 26 2...

Page 54: ...210710 1521210710 1 16 Stepping Motor 1521200602 1521200602 1 17 Electric Box Assy 100002067673 100002067673 1 18 Wire Clamp 26112174 26112174 1 19 Electric Box 200013060064 200013060064 1 20 Earthing...

Page 55: ...1521200602 1 17 Electric Box Assy 100002067673 100002067673 1 18 Wire Clamp 26112174 26112174 1 19 Electric Box 200013060064 200013060064 1 20 Earthing 42012411 42012411 1 21 Terminal Board 42010268 4...

Page 56: ...tric Box Assy 100002067642 100002068526 100002068526 1 18 Wire Clamp 26112174 26112174 26112174 1 19 Electric Box 200013060064 200013060064 200013060064 1 20 Earthing 42012411 42012411 42012411 1 21 T...

Page 57: ...llation and Maintenance Service Manual 1 2 3 4 5 6 7 8 9 10 11 12 13 15 16 14 17 18 19 20 21 22 23 24 25 26 28 29 30 31 27 32 AGC The component picture is only for reference please refer to the actual...

Page 58: ...60005 1 14 Wall Mounting Frame 01252484 01252484 01252484 1 15 Evaporator Assy 011001060881 011001061255 011001061255 1 16 Cross Flow Fan 103001060004 103001060004 103001060004 1 17 Motor Press Plate...

Page 59: ...on and Maintenance Service Manual 7 6 25 24 23 14 26 18 10 9 8 13 12 11 16 21 22 2 27 35 28 4 5 3 29 1 17 15 30 31 32 33 19 20 34 The component picture is only for reference please refer to the actual...

Page 60: ...ess Plate 200020060007 1 15 Wall Mounting Frame Sub assy 012043060008 1 16 Electric Box Assy 209068060004 1 17 Connecting pipe clamp 200017060004 1 18 Rubber Plug Water Tray 76712012 1 19 Supporter 20...

Page 61: ...60007 1 15 Wall Mounting Frame Sub assy 012043060008 012043060008 1 16 Electric Box Assy 100002068650 209068060004 1 17 Connecting pipe clamp 200017060004 200017060004 1 18 Rubber Plug Water Tray 7671...

Page 62: ...59 Installation and Maintenance Service Manual 10 2 Outdoor Unit The component picture is only for reference please refer to the actual product 07 09K...

Page 63: ...ve Assy 030152060484 030152000150 1 10 Capillary Sub assy 030006060684 030006060694 1 11 Right Side Plate Sub Assy 01303243 01303243 1 12 Valve 07100005 07100005 1 13 Valve 07133727 07133727 1 14 Big...

Page 64: ...8 4 Way Valve 430004022 1 9 4 Way Valve Assy 030152000203 1 10 Capillary Sub assy 030006000277 1 11 Right Side Plate Sub Assy 01303243 1 12 Valve 07100005 1 13 Valve 07133727 1 14 Big Handle 262330420...

Page 65: ...62 Installation and Maintenance Service Manual 12K The component picture is only for reference please refer to the actual product...

Page 66: ...Capillary Sub Assy 030006000259 030006060634 1 11 Valve 0713386901 07100006 1 12 Valve 07100003 07100003 1 13 Big Handle 262334332 262334332 1 14 Valve Support 0170308901P 0170308901P 1 15 Right Side...

Page 67: ...64 Installation and Maintenance Service Manual 22 23 1 2 3 5 6 8 10 11 12 13 14 15 16 18 19 20 21 24 25 26 27 28 4 9 7 17 GWH18AGC K3NNA1A O...

Page 68: ...25 1 9 StrainerA 07210022 1 10 Capillary Sub Assy 030006060895 1 11 Right Side Plate Assy 0130200404 1 12 Valve 07100006 1 13 Valve 07100003 1 14 Big Handle 262334332 1 15 Valve Support 01713041 1 16...

Page 69: ...66 Installation and Maintenance Service Manual GWH18AGD K3NNA1B O The component is only for reference please refer to the actual product...

Page 70: ...2060231 1 10 4 way Valve 430004032 1 11 Capillary Sub Assy 030006060698 1 12 Right Side Plate 0130324403P 1 13 Valve 0713506703 1 14 Valve 0713506803 1 15 Valve Support Sub Assy 01713115P 1 16 Valve C...

Page 71: ...68 Installation and Maintenance Service Manual 1 2 3 4 5 6 7 8 9 10 12 13 11 14 16 17 18 19 20 21 22 23 24 15 24K The component is only for reference please refer to the actual product...

Page 72: ...nd Fittings 009001060040 1 8 4 Way Valve Assy 030152060518 1 9 Cut off Valve Assy 030164000038 1 10 Cut off Valve Assy 030164000037 1 11 Valve Support Sub Assy 017104000002P 1 12 Valve Cover 22243015...

Page 73: ...lasp at the top part of the filter loose push it forwards and then the filter can be pulled out 2 Remove upper and lower guide louver Push out the plug pin on upper and lower guide louver Bend the gui...

Page 74: ...ve the screws on the electric box cover 2 to remove the electric box cover 2 5 Remove front case sub assy a Remove the screws fixing front case Note 1 Open the screw caps before removing the screws ar...

Page 75: ...nal of power cord Lift up the main board and take it off Instruction Some wiring terminal of this products is with lock catch and other devices The pulling method is as below 1 Remove the soft sheath...

Page 76: ...nection pipe clamp and then remove the connection pipe clamp First remove the left side of evaporator from the groove of bottom shell and then remove the right side from the clasp on the bottom shell...

Page 77: ...move 3 screws fixing motor clamp and then remove the motor clamp Loose the screws 2 3 circles used for fixing the cross flow fan pull right to pull out the motor b 9 Remove swing motor Screw off the s...

Page 78: ...ew 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 and...

Page 79: ...the protective grille Right side plate Nut Remove the nut fixing axial flow blade and then remove the axial flow blade 5 Remove axial flow blade Axial flow blade 6 Remove electric box assy Remove the...

Page 80: ...port and then remove the motor support Motor support Motor 7 Remove motor 8 Remove motor support Screws Screws Remove the screws fixing clapboard and then remove the clapboard Remove the soundproof sp...

Page 81: ...due to high temperature Magnetic coil 10 Remove magnetic coil 11 Remove gas valve and liquid valve Screw Liquid valve Gas valve Screws Screws Capillary sub assy Capillary sub assy 4 way valve assy 12...

Page 82: ...ports of discharge pipe and suction pipe to avoid foreign objects to enter it Foot nuts Compressor 14 Remove compressor 13 Remove valve support Valve support Screw off the screw fixing the valve suppo...

Page 83: ...nnection screw fixing the big handle and then remove the handle 3 Remove top panel Remove connection screws connecting the top panel with the front panel and the right side plate and then remove the t...

Page 84: ...the chassis and the motor support and then remove the front panel Remove connection screws connecting the right side plate with the chassis the valve support and the electric box Then remove the right...

Page 85: ...otor support to remove it 9 Remove electric box Remove screws fixing the electric box subassembly loosen the wire bundle and unplug the wiring terminals Then lift the electric box to remove it 10 Remo...

Page 86: ...e the compressor compressor Cut off the welded pipe of the 4 way valve component to the gas valve the condenser assy and compressor and then remove the 4 way valve Remove the screws fixing the valves...

Page 87: ...e big handle Remove the connection screw fixing the big handle and then remove the handle top panel Remove connection screws connecting the top panel with the front panel and the right side plate and...

Page 88: ...Then remove the front grille 6 Remove right side plate Remove connection screws connecting the front panel with the chassis and the motor support and then remove the front panel Steps Remove connecti...

Page 89: ...4 tapping screws fixing the motor and disconnect the leading wire insert of the motor Then remove the motor Remove the 2 tapping screws fixing the motor support and lift the motor support to remove i...

Page 90: ...rews fixing the isolation sheet and then remove the isolation sheet 11 Remove soundproof sponge 12 Remove magnet coil Remove the soundproof sponge wrapping the compressor Remove the screw fixing the m...

Page 91: ...of condenser to remove the capillary Do not block the capillary with welding slag during unsoldering Remove the 2 screws fixing the gas valve and unsolder the welding joint between the gas valve and...

Page 92: ...Remove the 2 screws fixing valve cover and then remove the valve cover Remove the screw fixing handle slide out the handle upwards to make the clasp of handle separate from the groove of right side pl...

Page 93: ...the right side plate Procedure Step Screws Cabinet Wiring terminal Screws Right side plate Screws Screw Screws Screws Remove the wiring terminals on electric box Screw off the screws fixing fan motor...

Page 94: ...flow blade and then remove the axial flow blade 7 Remove axial flow blade Axial flow blade Remove the screws fixing motor and then remove the motor Motor 8 Remove motor Screws Remove the screws fixin...

Page 95: ...rapping the compressor Some models are without soundproof sponge Remove the screws fixing clapboard and then remove the clapboard 11 Remove soundproof sponge Remove one screw on magnetic coil and then...

Page 96: ...perature 13 Remove gas valve and liquid valve 14 Remove valve support Valve support Screw off the screws fixing the valve support and then remove the valve support Liquid valve Gas valve Screws Screws...

Page 97: ...ssor Note Protect the ports of discharge pipe and suction pipe to avoid foreign objects to enter it Remove the screws fixing right side plate and then remove the left side plate Remove one screw fixin...

Page 98: ...fixing the handle and then remove the handle Remove the screw fixing the valve cover and then remove the valve cover Remove the screws fixing the top panel and then remove the top panel Procedure Ste...

Page 99: ...n remove the right side plate Procedure Step Remove the wiring terminals on electric box Screw off the screws fixing fan motor capacitor and compressor capacitor Then remove the fan motor capacitor an...

Page 100: ...flow blade and then remove the axial flow blade 7 Remove axial flow blade Remove the screws fixing motor and then remove the motor 8 Remove motor Remove the screws fixing motor support and then remove...

Page 101: ...support and valves and then remove the valve support Cutting the pipeline of the welding gas valve and the liquid valve and remove the gas valve and the liquid valve Note When cutting weld wrap the v...

Page 102: ...4 way valve Note When cutting weld wrap the 4 way valve with wet cloth completely to avoid damaging the valve due to high temperature Cut off the capillary welded tube to the condenser and remove the...

Page 103: ...us and Fahrenheit Appendix 2 Configuration of Connection Pipe Set temperature Conversion formula for Fahrenheit degree and Celsius degree Tf Tcx1 8 32 Ambient temperature Fahrenheit display temperatur...

Page 104: ...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 105: ...ature Sensors for Indoor and Outdoor 20K Resistance Table of Discharge Temperature Sensor for Outdoor 50K Temp o C Resistance k Temp o C Resistance k Temp o C Resistance k Temp o C Resistance k 19 181...

Page 106: ...6 756 8669426 E mail gree gree com cn www gree com HONG KONG GREE ELECTRIC APPLIANCES SALES LIMITED Add Unit 2612 26 F Miramar Tower 132 Nathan Road TST Kowloon HK Tel 852 31658898 Fax 852 31651029 Fo...

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