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56

Installation and Maintenance

Service Manual

Procedure

Step

Note:
Protect the ports of discharge pipe and 
suction pipe to avoid foreign objects to 
enter it.

Foot nuts

Compressor

14. Remove compressor

Remove 3 foot nuts on compressor, and then 
remove the compressor.

15. Remove clapboard

Remove the screws 

 clapboard and 

then remove the clapboard.

Clapboard

Screws

Remove two screws  xing the gas valve,  then 
remove the gas valve.

Remove two screws 

 the liquid valve,

then remove the liquid valve.

13. Remove gas valve and liquid valve

Liquid valve

Gas valve

Screws

Screws

Screw off the screws
and then remove the valve support.

Valve support

Summary of Contents for YAW1F

Page 1: ...GREE ELECTRIC APPLIANCES INC OF ZHUHAI Change for Life Service Manual Model GWH24ACD K3NNA1A Refrigerant R410A...

Page 2: ...ontroller Introduction 11 6 2 Brief Description of Modes and Functions 15 Part Installation and Maintenance 20 7 Notes for Installation and Maintenance 20 8 Installation 23 8 1 Installation Dimension...

Page 3: ...47 11 1 Removal Procedure of Indoor Unit 47 11 2 Removal Procedure of Outdoor Unit 52 Appendix 57 Appendix 1 Reference Sheet of Celsius and Fahrenheit 57 Appendix 2 Configuration of Connection Pipe 5...

Page 4: ...1 Technical Information Service Manual 1 Summary Indoor Unit GWH24ACD K3NNA1A I Part Technical Information Outdoor Unit GWH24AAD K3NNA1A O Remote Controller YAW1F...

Page 5: ...Product Code of Indoor Unit CA497N00600 CA497N00601 CA497N00602 CA497N00603 Fan Type Cross flow Diameter Length DXL mm 106X706 Fan Motor Cooling Speed SH H M L SL r min 1350 1200 1050 900 Fan Motor H...

Page 6: ...otor Speed rpm 780 Output of Fan Motor W 68 Fan Motor RLA A 0 75 Fan Motor Capacitor F 2 5 Air Flow Volume of Outdoor Unit m3 h 2800 Fan Type Axial flow Fan Diameter mm 460 Defrosting Method Automatic...

Page 7: ...t a r y t i c a p a C o i t a r y t i c a p a C Condition Indoor DB27 C WB19 C C C Indoor air flow Super High Pipe length 5m 15 7 7 5 0 2 24 0 20 40 60 80 100 120 10 5 10 Condition Heating Indoor DB20...

Page 8: ...5 Technical Information Service Manual 3 Outline Dimension Diagram 3 1 Indoor Unit Unit mm 125 5 685 202 5 140 190 38 55 55 38 133 542 174 43 43 80 143 55 55 W H D MODEL W H D 24K 1013 307 221...

Page 9: ...6 Technical Information Service Manual Unit mm 3 2 Outdoor Unit 913 378 847 680 549 8 4 3 300...

Page 10: ...pe specification Liquid pipe 1 4 6mm Gas pipe 1 2 12mm Indoor unit Outdoor unit COOLING HEATING 4 Way valve COOLING Discharge Suction Heat exchanger evaporator Heat exchanger condenser Valve Valve Val...

Page 11: ...Wiring Diagram Indoor Unit Instruction Note Jumper cap is used to determine fan speed and the swing angle of horizontal lover for this model 7 8 5 2 3 60 1 5 725 7 1 7 1 0 1 02725 3 3 67 33 1 0 6 1 8...

Page 12: ...5 1 3 1 1 97 1 97 8 8 8 5 1 3 1 02725 0 203 8 8 3 5 0 6 203 9 9 9 0 2 7 50 1 7 2 97 1 8 1 225 81 7 1 3 3 2 1 7 127 0RWRU JURXQG RQO DSSOLHV WR WKH LURQ VKHOO PRWRU Outdoor Unit 02725 57 57 6 1625 7 03...

Page 13: ...Interface of neutral wire for cold plasma 5 Interface of PG motor 6 Interface of outdoor fan 7 Interface of 4 way valve 8 Interface of live wire of cold plasma 9 Interface of up down swing 10 Feedbac...

Page 14: ...te controller it could be used for the air conditioners with multifunction For some function which the model doesn t have if press the corresponding button on the remote controller that the unit will...

Page 15: ...COOL DRY FAN HEAT Note Only for models with heating function This button is used for setting Fan Speed in the sequence that goes from AUTO to then back to Auto 4 button Press button to increase decre...

Page 16: ...unction Nixie tube on the remote controller displays NOTE X FAN is the alternative expression of BLOW for the purpose of understanding When unit is on press this button to set Timer Off OFF and HOUR i...

Page 17: ...ously to turn on or turn off WIFI function When WIFI function is turned on the icon will be displayed on remote controller Long press MODE and TURBO buttons simultaneously for 10s remote controller wi...

Page 18: ...cates operation Indicates stop Tpreset 1 C Tpreset 1 C Compressor Outdoor fan motor Indoor fan motor Graphic instruction Same as below Tamb Stop cooling Start cooling Original operating status 6 min 3...

Page 19: ...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 20: ...l Information 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 St...

Page 21: ...18 Technical Information Service Manual O 0 Emergency operation switch Press Press ON status Auto mode OFF status...

Page 22: ...ensor 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...

Page 23: ...e unit adequately grounded The grounding wire cant 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...

Page 24: ...ly 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 air will be sucked in and cause p...

Page 25: ...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 26: ...t least 15cm At least 50cm At least 50cm At least 30cm At least 300cm At least 200cm Space to the obstruction Space to the obstruction Space to the obstruction Space to the ceiling Space to the obstru...

Page 27: ...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 28: ...a professional Please make sure it is always grounded effectively otherwise it may cause electric shock 2 The yellow green wire in air conditioner is grounding wire which cant be used for other purpos...

Page 29: ...sion particle is loose please drill another fixing hole nearby 3 Install Wall mounting Frame 1 Choose the position of piping hole according to the direction of outlet pipe The position of piping hole...

Page 30: ...show in Fig 11 8 Bind up Pipe 1 Bind up the connection pipe power cord and drain hose with the band As show in Fig 14 2 Reserve a certain length of drain hose and power cord for installation when bind...

Page 31: ...how in Fig 24 2 Fix the power connection wire and signal control wire with wire clip only for cooling and heating unit 2 Install Drain Joint Only for cooling and heating unit 1 Connect the outdoor dra...

Page 32: ...to check whether the operation is normal or not If the ambient temperature is lower than 16 the air conditioner cant start cooling 2 Leakage Detection 1 With leakage detector Check if there is leakag...

Page 33: ...ensor is damaged Please check it by referring to the resistance table for temperature sensor 4 Main board is broken 3 Blocked protection of IDU fan motor H6 IDU fan ODU fan compressor and electric hea...

Page 34: ...pressure switch is loosened 4 Refrigerant is superabundant 5 Poor heat exchange including blocked heat exchanger and bad radiating environment 6 Ambient temperature is too high if it is 3 phase unit t...

Page 35: ...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 36: ...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 37: ...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 38: ...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 39: ...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 40: ...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 a...

Page 41: ...Malfunction is eliminated Malfunction is eliminated Malfunction is eliminated Malfunction is eliminated Check motor and re install the motor to make it run normally Make compressor run normally Remov...

Page 42: ...HPP terminal on the main board with the high pressure switch on the complete unit well no Malfunction is eliminated no yes If the wire of high pressure switch is loosened please connect the wires acc...

Page 43: ...d for details Malfunction of compressor Compressor cant operate Refer to point 5 of maintenance method for details 9 3 Maintenance method for normal malfunction 1 Air Conditioner Cant be Started Up 2...

Page 44: ...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 Cant Operate Possible causes Discriminating m...

Page 45: ...10 Exploded View and Parts List 10 1 Indoor Unit The component picture is only for reference please refer to the actual product 39 38 1 6 7 8 9 10 11 12 13 14 15 16 17 19 20 21 22 26 27 28 29 30 31 3...

Page 46: ...0352060 1 19 Fan Motor 1501214502 1501214502 1 20 Motor Press Plate 26112511 26112511 1 21 Wall Mounting Frame 01362026 01362026 1 22 Connecting pipe clamp 2611218801 2611218801 1 23 Crank 73012005 73...

Page 47: ...an 10352060 10352060 1 19 Fan Motor 1501214502 1501214502 1 20 Motor Press Plate 26112511 26112511 1 21 Wall Mounting Frame 01362026 01362026 1 22 Connecting pipe clamp 2611218801 2611218801 1 23 Cran...

Page 48: ...45 Technical Information Service Manual The component picture is only for reference please refer to the actual product 10 2 Outdoor Unit...

Page 49: ...0 Rear Grill 01473069 1 11 Electric Box Assy 100002000839 1 12 AC Contactor 44010245 1 13 Capacitor CBB65 3300008105 1 14 Capacitor Clamp 02141375 1 15 Capacitor CBB61 3301074710 1 16 Terminal Board 4...

Page 50: ...mpletely before removal Procedure Step 2 Remove horizontal louver a b Panel Clasps Axile bush Open the panel outwards to remove them Push out the axile bush on horizontal louver Bend the horizontal lo...

Page 51: ...2 Screw Detecting plate WiFi Panel Display Screws Front panel Panel rotation Groove 3 Remove panel 4 Remove electric box cover 2 and detecting plate WIFI 5 Remove front case sub assy Front case sub a...

Page 52: ...ews that are locking the wire clip and loosen the power cord Remove the wiring terminal of power cord Lift up the main board and take it off Electric box Cold plasma generator Grounding screw Indoor t...

Page 53: ...e 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 Adjust the...

Page 54: ...ocedure Step Motor C b Remove the at the connection place of them Motor clasp Screws then remove the motor clamp a Clasps Clasps Loosen the connection clasps between vertical louver and bottom case to...

Page 55: ...handle slide out the handle upwards to make the clasp of handle separate from the groove of right side plate and then remove the handle Remove the screws top panel and then remove the top panel Proce...

Page 56: ...e plate and then remove the right side plate Procedure Step Right side plate Screws Screws Screws Screws Screws Screws Remove the screws of grille and then remove the front grille Front grille 4 Remov...

Page 57: ...ove protective grille 8 Remove electric box assy Cut off the wire binder fixing the protective grille and then remove the protective grille Protective grille Remove the wiring terminals on electric bo...

Page 58: ...move motor support Motor Screws Screws Capillary sub assy Spot weld Spot weld 4 way valve assy 12 Remove 4 way valve assy and capillary sub assy Unsolder the spot weld of 4 way valve assy capillary co...

Page 59: ...uts on compressor and then remove the compressor 15 Remove clapboard Remove the screws clapboard and then remove the clapboard Clapboard Screws Remove two screws xing the gas valve then remove the gas...

Page 60: ...5 64 4 18 73 74 73 4 23 82 83 82 4 28 66 67 66 2 19 75 76 75 2 24 84 85 84 2 29 68 68 20 77 77 25 86 86 30 1 Standard length of connection pipe 5m 7 5m 8m 2 Min length of connection pipe is 3m 3 Max l...

Page 61: ...ollowing 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 an...

Page 62: ...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...

Page 63: ...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...

Page 64: ...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...

Page 65: ...d Qianshan 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 Towe...

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