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Gree CB419005403, Service Manual

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Gree CB419005403 Service Manual Download Page 23

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Technical Information

Service Manual

Press this button to turn on the unit. Press this button again to turn off the unit.

Press this button to increase set temperature. Holding it down above 2 seconds rapidly increases set temperature.

 In AUTO mode, set temperature is not adjustable.

AUTO

COOL

DRY

FAN

HEAT

*

OFF

Caution:

Summary of Contents for CB419005403

Page 1: ...ual Models GWH09QB K3DNA1G GWH09QB K3DNA5G GWH09QB K3DNA5G GWH09QB K3DNB2G GWH09QB K3DNB4G GWH09QB K3DNB6G GWH09QB K3DNC2G GWH09QB K3DNC4G GWH12QC K3DNA1G GWH12QC K3DNA5G GWH12QC K3DNB2G GWH12QC K3DNB4G GWH12QC K3DNB6G GWH12QC K3DNC2G GWH12QC K3DNC4G Refrigerant R410A ...

Page 2: ...Remote Controller IntroductionYV1F7 15 6 2 Remote Controller Introduction YAN1F1 19 6 3 Operation of Smart Control Smart Phone Tablet PC For Gree 23 6 4 Operation of Smart Control Smart Phone Tablet PC 35 6 5 Brief Description of Modes and Functions 47 Part Ⅱ Installation and Maintenance 51 7 Notes for Installation and Maintenance 51 8 Installation 53 8 1 Installation Dimension Diagram 53 8 2 Inst...

Page 3: ... 1 Indoor Unit 85 10 2 Outdoor Unit 93 11 Removal Procedure 95 11 1 Removal Procedure of Indoor Unit 95 11 2 Removal Procedure of Outdoor Unit 100 Appendix 106 Appendix 1 Reference Sheet of Celsius and Fahrenheit 106 Appendix 2 Configuration of Connection Pipe 106 Appendix 3 Pipe Expanding Method 107 Appendix 4 List of Resistance for Temperature Sensor 108 Table of Contents ...

Page 4: ...rmation Indoor Unit GWH09QB K3DNA1G I GWH12QC K3DNA1G I GWH09QB K3DNB6G I GWH12QC K3DNB6G I GWH09QB K3DNA5G I GWH12QC K3DNA5G I GWH09QB K3DNC4G I GWH12QC K3DNC4G I GWH09QB K3DNC2G I GWH12QC K3DNC2G I GWH09QB K3DNB2G I GWH12QC K3DNB2G I GWH09QB K3DNB4G I GWH12QC K3DNB4G I ...

Page 5: ...mote Controller YV1F7 YAN1F1 MODE FAN TIMERON TURBO CLOCK TEMP IFEEL ON OFF SWING TIMEROFF SLEEP X FAN WIFI GWH09QB K3DNC2G CB439000402 YV1F7 All models except GWH09QB K3DNC2G CB439000402 YAN1F1 Outdoor Unit GWH09QB K3DNA1G O GWH12QC K3DNA1G O ...

Page 6: ...3 3 23 COP W W 3 71 3 71 SEER W W 6 1 6 1 SCOP W W Application Area m2 12 18 16 24 Indoor Unit Indoor Unit Model 1 GWH09QB K3DNA1G I2 GWH09QB K3DNB6G I 3 GWH09QB K3DNA5G I4 GWH09QB K3DNB4G I 5 GWH09QB K3DNC2G I6 GWH09QB K3DNC4G I 1 GWH12QC K3DNA1G I 2 GWH12QC K3DNB6G I 3 GWH12QC K3DNA5G I 4 GWH12QC K3DNB4G I 5 GWH12QC K3DNC2G I Fan Type Cross flow Cross flow Fan Diameter Length DXL mm Ф98X580 Ф98X...

Page 7: ... 12 18 16 24 Indoor Unit Indoor Unit Model 7 GWH09QB K3DNB2G I 6 GWH12QC K3DNB2G I 7 GWH12QC K3DNC4G I Fan Type Cross flow Cross flow Fan Diameter Length DXL mm Ф98X580 Ф98X633 5 Cooling Speed SH H M L SL r min 1300 1200 1050 800 1350 1200 1050 850 Heating Speed SH H M L SL r min 1300 1200 1050 900 1300 1150 1000 900 Fan Motor Power Output W 20 20 Fan Motor RLA A 0 22 0 31 Fan Motor Capacitor μF 1...

Page 8: ... Length LXDXW mm 710X19 05X508 710X38 1X508 Fan Motor Speed rpm 900 900 Fan Motor Power Output W 30 30 Fan Motor RLA A 0 36 0 36 Fan Motor Capacitor μF Outdoor Unit Air Flow Volume m3 h 1600 1600 Fan Type Axial flow Axial flow Fan Diameter mm Φ400 Φ400 Defrosting Method Automatic Defrosting Automatic Defrosting Climate Type T1 T1 Isolation I I Moisture Protection IP24 IP24 Permissible Excessive Op...

Page 9: ...tdoor temp C Capacity ratio g n i t a e H g n i l o o C 22 15 10 5 0 5 10 110 120 130 100 90 80 70 60 50 40 Outdoor temp C 0 1 2 3 4 5 6 7 8 9 10 0 20 40 60 80 100 120 WB19 C 0 1 2 3 4 5 6 7 8 0 20 40 60 80 100 120 Condition Indoor DB27 C WB19 C Indoor air flow High Pipe length 4m Condition Indoor DB20 C Indoor air flow High Pipe length 4m Condition Indoor DB 27 C Indoor air flow Super High Pipe l...

Page 10: ...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 C T2 C 20 7 6 09K 2 2 to 2 4 70 to 35 2 to 4 Super High High 65 12K 77 Instruction T1 Inlet and outlet pipe temperature of evaporator T2 Inlet and outlet pipe temperature of condenser P Pressure at the side of big valve Connection p...

Page 11: ...Information Service Manual 3 Outline Dimension Diagram 3 1 Indoor Unit Unit mm Model W H D 09K 790 275 200 12K 845 289 209 W 12K 09K D H 90 150 54 168 5 462 159 5 Φ55 Φ55 54 123 5 542 179 5 83 2 124 7 35 Φ55 Φ55 35 ...

Page 12: ...9 Technical Information Service Manual 3 2 Outdoor Unit 712 776 257 320 540 286 510 Unit mm ...

Page 13: ...alve Discharge Suction Heat exchanger evaporator Heat exchanger condenser Valve Valve Liquid pipe side Gas pipe side Strainer Electron expansion valve Strainer Capillary Accumlator Compressor 4 Refrigerant System Diagram Connection pipe specification Liquid pipe 1 4 6mm Gas pipe 3 8 9 52mm ...

Page 14: ...ge Note Jumper cap is used to determine fan speed and the swing angle of horizontal lover for this model T SENSOR TEMP SENSOR TEMP SENSOR RT1 ROOM TUBE STEPPING DISPLAY PRINTED CIRCUIT BOARD RECEIVER AND DISPLAY BOARD CABLE CONNECTING SWING UD MOTOR BLOCK TERMINAL AP2 JUMP CAP BU BK YEGN EVAPORATOR PE XT 2 N 1 M2 OUTDOOR UNIT AP1 PG GENERATOR COLD PLASMA FAN MOTOR M1 RD BU HEALTH N HEALTH L PGF DI...

Page 15: ...03 6 7 5 9 8 203 203 9 8 8 5 0 1 7 5 1 32 5 1 1 8 1 1 1 3 1 75 2 3 0 62 7 21 6 7 3 127 0RWRU DSSOLHV WR WKH LURQ VKHOO PRWRU JURXQG RQO 1 225 81 7 63610000084 6361000008404 GWH12QC K3DNA1G O GWH09QC K3DNA1G O RI HOHFWULF VKRFN 3OHDVH GRQ W WRXFK DQ WHUPLQDO ZKHQ WKH PDFKLQH LV UXQQLQJ VWRSSLQJ RU KDV EHHQ SRZHUHG RII IRU OHVV WKDQ PLQXWHV WR SUHYHQW WKH ULVN 51 1 1 8 1 1 1 8 1 0 1 7 5 1 7 50 1 7 2...

Page 16: ...ommunication wire 2 Live wire 3 Fuse 4 Neutral wire 5 Health neutral wire 6 PG motor needle stand 7 Health live wire 8 Auto button 9 Up down swing motor 10 PG feedback interface of indoor fan 11 Detecting plate WIFI 12 Interface of tube temperature sensor 13 Display interface 14 Jumper cap 1 2 3 4 5 6 7 9 8 10 11 12 13 14 High voltag ...

Page 17: ...utdoor Unit Bottom view No Name 1 Compressor 2 Reactor 2 3 Reactor 1 4 Chassis electric heating 5 Compressor electric heating 6 4 way valve 7 DC fan 8 Earthing wire 9 Communication wire 10 Neutral wire 11 Live wire 12 Electronic expansion valve 13 Temperature sensor 14 Overloard 15 DRED ...

Page 18: ...that you can operate the air conditioner by using remote controller Under on status pressing the button on the remote controller the signal icon on the display of remote controller will blink once and the air conditioner will give out a de sound which means the signal has been sent to the air conditioner Under off status set temperature and clock icon will be displayed on the display of remote con...

Page 19: ...16 Technical Information Service Manual AUTO COOL DRY FAN HEAT OFF ...

Page 20: ...y 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 will send WIFI reset code and then the WIFI function will be turned on WIFI function is defaulted ON after energization of the remote controller About WIFI Funtion ...

Page 21: ... no obstacles between them Signal 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 model when replacement is required When you dont use remote controller for a long time please take out the batteries If the display on remote controller is fuzzy or theres no ...

Page 22: ...d indicator After that you can operate the air conditioner by using remote controller Under on status pressing the button on the remote controller the signal icon on the display of remote controller will blink once and the air conditioner will give out a de sound which means the signal has been sent to the air conditioner Under off status set temperature and clock icon will be displayed on the dis...

Page 23: ... to turn on the unit Press this button again to turn off the unit Press this button to increase set temperature Holding it down above 2 seconds rapidly increases set temperature In AUTO mode set temperature is not adjustable AUTO COOL DRY FAN HEAT OFF Caution ...

Page 24: ...rn 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 will send WIFI reset code and then the WIFI function will be turned on WIFI function is defaulted ON after energization of the remote controller 12 TURBO button ...

Page 25: ...e between signal sender and receiving window should be no more than 8m and there should be no obstacles between them 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 the batteries If the display on remote controller is fuzzy or there s no display please replace batteries Note ...

Page 26: ... 6 3 Operation of Smart Control Smart Phone Tablet PC For Gree Operation Instructions Download and install APP Scan the following QR code with your smart phone and download Wifi Smart Configuration Before operation please finish the following configuration in order to realize Wifi control and the connection between air conditioner and intelligent device 1 Short distance control setting for air con...

Page 27: ... in If password is forgotton you can reset the password Operation steps 1 Select the sever address 2 Account login Slide the page Device and enter the page Menu on the left Tap Login to enter the page Register username New user must first register a username Tap Register 3 Enter your email address Wait until you receive the verification code Enter the code and then tap OK to log in Username will a...

Page 28: ... list of controllable smart devices will be generated Default name for air conditioner is the last 8 numbers of the air condtioner mac address Step 1 Tap and hold babyroom to enter the page Edit device Tap Image to select the source of image Select from Default images or Take photo or Choose from photos and save an image Step 2 Tap Name to change device name Save it and the new device name will be...

Page 29: ... Save the setting of preset name 3 Set device image Please refer to step 1 in 2 1 3 Control functions 1 Common control functions General control on the operation of smart devices On Off temperature fan speed mode etc and the setting of advanced functions air exchange dry health light sleep energy saving upper limit Step 1 General control Enter the homepage Home control first Take baby home as an e...

Page 30: ...fan speed Step 2 Advanced settings Tap to enter advanced settings You may select Air Dry Health Light Sleep or Energy saving 2 Advanced control functions Set scene Preset Link Infrared control only applicable to smart phone with infrared emitter Set scene Preset the operation of several smart devices by one tap On the page Home control tap the image of Home control to enter the page Edit scene ...

Page 31: ...ices Tap to add commands On the page Select execution device select the air conditioner named babyroom Then select ON or OFF Continue to select the next execution device as instructed above Tap to set the interval Tap Save Then the scene Back home will be in execution You may view the execution condition of the scene ...

Page 32: ...e up and down to set the time If you want to synchronize the time tap synchronize Tap Name to customize the preset name Preset device cant be selected and it will default to babyroom Select On for the timer type Select repeating days to complete the preset Multi device preset This can preset multiple devices to execute a command at a specific time Please refer to the instructions as how to set pre...

Page 33: ...ink and enter the page Add linkage Tap Device parameter to enter the page Select device Take baby room as an example Tap baby room Enter the page Select environment parameters Tap Temperature to enter the page Select temperature parameter Slide up or down to adjust temperature Tap Upper limit or Lower limit Tap Mode and On Off to select the status of master device Then tap Save Step 2 Set time par...

Page 34: ...ating days Then tap Save Step 3 Select Execute command Tap Execute command and enter the page Select device Tap the name of device that you want to control Tap ON or OFF and then tap Save to complete the linkage Tap Save and then repeat the above steps to set linkage of several scenes ...

Page 35: ...t advanced functions Tap Sleep to enter the page Sleep You can select Traditional sleep Expert sleep or DIY sleep Tap DIY sleep and then tap the left and right arrows to set sleep time Tap up and down arrows to adjust temperature at a specific sleep time 4 Menu functions Menu functions Share Set History Feedback 1 Share To share quick configuration information and units information including local...

Page 36: ... quick configuration information and units information including backup to cloud and backup list on the cloud Backup to cloud Enter the Menu on the left and tap Backup Tap Backup to cloud and then tap Yes Then wait for the data download Select Backup list on the cloud Then backup records will appear Tap Record to download data and recover data to local unit ...

Page 37: ...ates etc The server setting here must keep the same as the server setting in Configuration mentioned before Otherwise remote control will be invalid 4 Feedback User can feedback suggestions to back stage management for maintenance and development Tap Feedback Enter your suggestions and then submit it ...

Page 38: ...eds App will notify user that configuration is successful and return to homepage Download and install APP Scan the following QR code with your smart phone and download Wifi Smart Configuration Before operation please finish the following configuration in order to realize Wifi control and the connection between air conditioner and intelligent device 1 Short distance control setting for air conditio...

Page 39: ...orgotton you can reset the password Operation steps 1 Select the sever address 2 Account login Slide the page Device and enter the page Menu on the left Tap Login to enter the page Register username New user must first register a username Tap Register 3 Enter your email address Wait until you receive the verification code Enter the code and then tap OK to log in Username will appear As shown here ...

Page 40: ... list of controllable smart devices will be generated Default name for air conditioner is the last 8 numbers of the air condtioner mac address Step 1 Tap and hold babyroom to enter the page Edit device Tap Image to select the source of image Select from Default images or Take photo or Choose from photos and save an image Step 2 Tap Name to change device name Save it and the new device name will be...

Page 41: ...ays Save the setting of preset name 3 Set device image Please refer to step 1 in 2 1 3 Control functions 1 Common control functions General control on the operation of smart devices On Off temperature fan speed mode etc and the setting of advanced functions air exchange dry health light sleep energy saving upper limit Step 1 General control Enter the homepage Device first Take baby home as an exam...

Page 42: ...djust fan speed Step 2 Advanced settings Tap to enter advanced settings You may select Air Dry Health Light Sleep or Energy saving 2 Advanced control functions Set scene Preset Link Infrared control only applicable to smart phone with infrared emitter Set scene Preset the operation of several smart devices by one tap On the page Device tap the image of Device to enter the page Edit scene ...

Page 43: ...ve Tap to set the interval Tap Save Tap the scene picture displayed in Home control home page to send the command Then the scene Back home will be in execution You may view the execution condition of the scene 3 Preset includes single device preset and multi device preset Single device preset This can preset a certain device to be On Off at a specific time On the homepage Device take air condition...

Page 44: ... name Preset device cant be selected and it will default to babyroom Select On for the timer type Select repeating days to complete the preset Multi device preset This can preset multiple devices to execute a command at a specific time Please refer to the instructions as how to set preset time name timer type and repeating days for a single device Tap Preset device to select one or more devices Th...

Page 45: ... and enter the page Add linkage Tap Device parameter to enter the page Select device Take baby room as an example Tap baby room Enter the page Select environment parameters Tap Temperature to enter the page Select temperature parameter Slide up or down to adjust temperature Tap Upper limit or Lower limit Tap Mode and On Off to select the status of master device Then tap Save Step 2 Set time parame...

Page 46: ... days below Repeat to select the repeating days Then tap Save Step 3 Select Execute command Tap Execute command and enter the page Select device Tap the name of device that you want to control Tap ON or OFF and then tap Save to complete the linkage ...

Page 47: ... Energy saving Sleep etc to set advanced functions Tap Sleep to enter the page Sleep You can select Traditional sleep Expert sleep or DIY sleep Tap DIY sleep and then tap the left and right arrows to set sleep time Tap up and down arrows to adjust temperature at a specific sleep time 4 Menu functions Menu functions Share Set History Feedback 1 Share To share quick configuration information and uni...

Page 48: ...name and wait for the download 2 Backup To keep backup of the quick configuration information and units information including backup to cloud and backup list on the cloud Backup to cloud Enter the Menu on the left and tap Backup Tap Backup to cloud and then tap Yes Then wait for the data download ...

Page 49: ...t 3 Settings User can set vibration message alerts server updates etc The server setting here must keep the same as the server setting in Configuration mentioned before Otherwise remote control will be invalid 4 Feedback User can feedback suggestions to back stage management for maintenance and development Tap Feedback Enter your suggestions and then submit it ...

Page 50: ...ue under each condition Ambient temperature is Tamb Tcompensation for heat pump unit and Tamb for cooling only unit 4 If theres I feel function Tcompensation is 0 Others are same as above 5 Fan mode Under this mode indoor fan operates at set fan speed Compressor outdoor fan 4 way valve and electric heating tube stop operation Indoor fan can select to operate at high medium low or auto fan speed Te...

Page 51: ...mote control code 01 current set temperature will be displayed 2 Only when remote control signal is switched to indoor ambient temperature display status corresponding remote control code 10 from other display status corresponding remote control code 00 01 11 controller will display indoor ambient temperature for 3s and then turn back to display set temperature Under this mode indoor fan operates ...

Page 52: ...t Tindoor ambient temperature Tcompensation 1 unit operates according to the previous status When Tpreset Tindoor ambient temperature Tcompensation 2 compressor stops operation and outdoor fan will stop 30s later Indoor fan will be in residual heat blowing status When unit is turned off under heating mode or changed to other modes from heating mode 4 way valve will be power off 2min after compress...

Page 53: ...erating under this mode fan speed will adjust according to auto fan speed if compressor stops operation under this mode indoor fan will be in residual heat blowing status When power on communication light will be blinking in a normal way after receiving a group of correct signals blinking stops for 0 2s 0 3s If theres no communication communication light will be always on If other ODU has malfunct...

Page 54: ...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 and grounding wire of power supply must be corresponding to the live wire neutral wire and grounding wire of the air conditioner 8 The power cord and power connection wires cant be pressed by hard obj...

Page 55: ... 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 R410A ...

Page 56: ...At 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 obstruction Space to the obstruction At least 30cm At least 15cm At least 15cm Space to the wall Space to the wall Space to the wall ...

Page 57: ...hang the indoor 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 installation Note this flow is only for reference please find the more detailed installation steps in this section Select outdoor unit installation location Install the support of outdoor unit sel...

Page 58: ...is first class electric appliance It must be properly grounding with specialized grounding device by 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 purposes 3 The grounding resistance should comply with national electric safety regulations 4 The applian...

Page 59: ...lant the piping hole on the wall slightly downward to the outdoor side with the gradient of 5 10 As show in Fig 2 Note Left Wall Φ55mm Right Mark in the middle of it Level meter Rear piping hole Wall Space to the wall above 150mm Space to the wall above 150mm Φ55mm Rear piping hole 12K 09K Left Wall Φ55mm Right Mark in the middle of it Level meter Rear piping hole Wall Space to the wall above 150m...

Page 60: ...r 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 should be bound separately at the end 9 Hang the Indoor Unit 1 Put the bound pipes in the wall pipe and then make them pass through the wall hole 2 Hang the indoor unit on the wall mounting frame 3 Stuff the...

Page 61: ...g 19 3 Fix Outdoor Unit 1 Place the outdoor unit on the support 2 Fix the foot holes of outdoor unit with bolts As show in Fig 20 4 Connect Indoor and Outdoor Pipes 1 Remove the screw on the right handle of outdoor unit and then remove the handle As show in Fig 21 2 Remove the screw cap of valve and aim the pipe joint at the bellmouth of pipe As show in Fig 22 3 Pretightening the union nut with ha...

Page 62: ...t charging vent of gas valve and then connect the other charging hose to the vacuum pump 3 Open the piezometer completely and operate for 10 15min to check if the pressure of piezometer remains in 0 1MPa 4 Close the vacuum pump and maintain this status for 1 2min to check if the pressure of piezometer remains in 0 1MPa If the pressure decreases there may be leakage 5 Remove the piezometer open the...

Page 63: ...refer to the malfunction analysis discharge protection overload 5 Overcurrent protection E5 OFF 3S and blink 5 times During cooling and drying operation compressor and outdoor fan stop while indoor fan operates During heating operation all loads stop 1 Supply voltage is unstable 2 Supply voltage is too low and load is too high 3 Evaporator is dirty 6 Communi cation Malfunction E6 OFF During coolin...

Page 64: ...ed 14 Outdoor ambient temperature sensor is open short circuited F3 OFF 3S and blink 6 times During cooling and drying operating compressor stops while indoor fan operates During heating operation the complete unit will stop operation Outdoor temperature sensor hasnt been connected well or is damaged Please check it by referring to the resistance table for temperature sensor 15 Outdoor condenser t...

Page 65: ... operation the complete unit will stop operation 1 Measure the voltage of position L and N on 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 capacitor C on control panel AP1 if its normal theres malfunction for the circuit please replace the control panel...

Page 66: ... During cooling and drying operation compressor will stop while indoor fan will operate During heating operation the complete unit will stop Replace outdoor control panel AP1 30 Module high temperature protection P8 During cooling operation compressor will stop while indoor fan will operate During heating operation the complete unit will stop After the complete unit is de energized for 20mins chec...

Page 67: ...36 PFC protection HC OFF 3S and blink 14 times During cooling and drying operation compressor will stop while indoor fan will operate During heating operation the complete unit will stop operation Refer to the malfunction analysis 37 Outdoor DC fan motor malfunction L3 OFF 3S and blink 14 times Outdoor DC fan motor malfunction lead to compressor stop operation DC fan motor malfunction or system bl...

Page 68: ... Supply voltage is unstable 45 Malfunction of complete units current detection U5 During cooling and drying operation the compressor will stop while indoor fan will operate During heating operating the complete unit will stop operation Theres circuit malfunction on outdoor units control panel AP1 please replace the outdoor units control panel AP1 46 The four way valve is abnormal U7 If this malfun...

Page 69: ...66 Installation and Maintenance Service Manual If malfunction occurs corresponding code will display and the unit will resume normal until protection or malfunction disappears ...

Page 70: ...Possible causes insufficient or too much refrigrant blockage of capillary and increase of suction temp improper running of compressor burning in or stuck of bearing damage of discharge valve malfunction of protector Processing method adjust refrigerant amount replace the capillary replace the compressor use universal meter to check if the contactor of compress or is fine when it is not overheated ...

Page 71: ...oard 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 Yes Yes Yes No No No No No No Is malfunction eliminated Is malfunction eliminated Is malfunction eliminated Replace it with a temperature sensor with the same model Make the parts upright Is there sho...

Page 72: ...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 Tighten the screw reassemble the blade motor and shaft bearing rubber base sub assy to make sure there is no foreign object between them Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes No No No No No No No N...

Page 73: ...f 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 Appearance of the jumper cap Assemble the jumper cap with the same model Insert the jumper cap tightly Is malfunction eliminated Is malfunction eliminated Is malfunction eliminated Replace the mainbo...

Page 74: ...charges 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 displayed due to power off on while the capacitor discharges slowly U8 is still displayed The zero cross detection circuit of the mainboard is defined abnormal Replace the mainboard with the same mo...

Page 75: ...Manual Start Is malfunction eliminated The end check if the connection wire are correctly connected Replace the detecting plate with the same model Replace the mainboard with the same model Yes Yes No 5 Malfunction of detecting plate WIFI JF ...

Page 76: ...her than 200V 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 Shut down the power and repair the power supply to restore the range 210VAC 250VAC power on and restart the unit If the fault is eliminated Shut down the power and wait 20 minutes or use DC...

Page 77: ...cure Loose Is the connection in correct order Is the voltage input of the machine within normal range Use AC voltmeter to measure the voltage between terminal L and N on the wiring board XT Is the compressor coil resistance normal Is the insulation of compressor coil against the copper tube in good condition Is the working load of the machine too high Is the radiation good Is the charge volume of ...

Page 78: ... two ends of capacitor C2 until the voltage is lower than 20V Replace the capacitor C2 Then energize and start the unit Replace the control panel AP1 Take corrective actions according to Technical Service Manual and then energize and start the unit If there is any abnormality described above Replace the control panel AP1 If the connection between AP1 and COMP is unsecure or the connection order is...

Page 79: ...nd high temperature 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 operate it after the outdoor ambient temp erature is normalized Improve the heat dissipation environ ment of the unit Does the outdoor fan work normally 1 Check if the fan terminal OF...

Page 80: ...compressor stopping enough Fault diagnosis process No Yes No No Yes Yes Yes No 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 compressor connected correctly Is connection sequence right Connect the wires as per the connection diagram Replace the control panel AP1 If the fault is eliminated Replace the com...

Page 81: ...ssor 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 Replace the compressor End Out of step occurs in operation Is the outdoor fan working normally Is the outdoor unit blocked by foreign objects Replace the control panel AP1 If the fault is eliminated Replace the comp...

Page 82: ...nutes 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 terminal hole and the fifth pin are almost the same less than 100 ohm Replace the electronic expansion valve If the fault is eliminated If the fault is eliminated Replace the control panel AP1 Coolant...

Page 83: ...ere is any damage or short 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 zero The capacitor is short circuited and the capacitor should be repla ced Restart the unit If the fault is eliminated Disconnect the terminals for the reactor and measure the r...

Page 84: ...Did the equipment operate normally 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 If the fault is eliminated The communication circuit is abnormal Replace the main board of the indoor unit End If the fault is eliminated Replace the main board AP1 of the ...

Page 85: ... 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 abnormal Fan speed is too low or fan doesnt rotate Measure the current of live wire on the main board with a clamp ampere meter Is the current higher than the value of the overcurrent protection Is th...

Page 86: ...thod for details Malfunction of compressor Compressor cant operate Refer to point 5 of maintenance method for details 9 3 Troubleshooting for Normal Malfunction 1 Air Conditioner Cant be Started Up 2 Poor Cooling Heating for Air Conditioner 3 Horizontal Louver Cant Swing Possible Causes Discriminating Method Air conditioner Status Troubleshooting No power supply or poor connection for power plug A...

Page 87: ... 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 method air conditioner status Troubleshooting Wrong wire connection or poor connection Check the wiring status according to circuit diagram Connect wires according to wiring diagram to make sure all w...

Page 88: ...10 Exploded View and Parts List 10 1 Indoor Unit 30 31 MODE FAN TIMERON TURBO CLOCK TEMP IFEEL ON OFF SWING TIMEROFF SLEEP X FAN A1 B6 C2 display A5 B4 display C4 display The component picture is only for reference please refer to the actual product ...

Page 89: ...0100245 01100100245 1 12 Wall Mounting Frame 01252484 01252484 1 13 Cross Flow Fan 10352056 10352056 1 14 Fan Motor 1501214603 1501214603 1 15 Connecting pipe clamp 2611216401 2611216401 1 16 Rubber Plug Water Tray 76712012 76712012 1 17 Stepping Motor 1521212901 1521212901 1 18 Crank 73012005 73012005 1 19 Electric Box Assy 10000203585 10000203585 1 20 Axile Bush 10542036 10542036 1 21 Terminal B...

Page 90: ...02000044 01100100245 1 12 Wall Mounting Frame 01252043 01252484 1 13 Cross Flow Fan 10352059 10352056 1 14 Fan Motor 150120874 1501214603 1 15 Connecting pipe clamp 2611216401 2611216401 1 16 Rubber Plug Water Tray 76712012 76712012 1 17 Stepping Motor 1521212901 1521210701 1 18 Crank 73012005 73012005 1 19 Electric Box Assy 10000203603 10000204251 1 20 Axile Bush 10542036 10542036 1 21 Terminal B...

Page 91: ... 01002000044 01100100245 1 12 Wall Mounting Frame 01252043 01252484 1 13 Cross Flow Fan 10352059 10352056 1 14 Fan Motor 150120874 1501214603 1 15 Connecting pipe clamp 2611216401 2611216401 1 16 Rubber Plug Water Tray 76712012 76712012 1 17 Stepping Motor 1521212901 1521210701 1 18 Crank 73012005 73012005 1 19 Electric Box Assy 10000203159 10000204562 1 20 Axile Bush 10542036 10542036 1 21 Termin...

Page 92: ...01002000044 01002000044 1 12 Wall Mounting Frame 01252043 01252043 1 13 Cross Flow Fan 10352059 10352059 1 14 Fan Motor 150120874 150120874 1 15 Connecting pipe clamp 2611216401 2611216401 1 16 Rubber Plug Water Tray 76712012 76712012 1 17 Stepping Motor 1521212901 1521212901 1 18 Crank 73012005 73012005 1 19 Electric Box Assy 10000203105 10000203603 1 20 Axile Bush 10542036 10542036 1 21 Terminal...

Page 93: ... 1 12 Wall Mounting Frame 01252043 01252043 1 13 Cross Flow Fan 10352059 10352059 1 14 Fan Motor 150120874 150120874 1 15 Connecting pipe clamp 2611216401 2611216401 1 16 Rubber Plug Water Tray 76712012 76712012 1 17 Stepping Motor 1521212901 1521212901 1 18 Crank 73012005 73012005 1 19 Electric Box Assy 10000203105 10000203105 1 20 Axile Bush 10542036 10542036 1 21 Terminal Board 42011233 4201123...

Page 94: ...01252484 01252484 1 13 Cross Flow Fan 10352056 10352056 1 14 Fan Motor 1501214603 1501214603 1 15 Connecting pipe clamp 2611216401 2611216401 1 16 Rubber Plug Water Tray 76712012 76712012 1 17 Stepping Motor 1521210701 1521210701 1 18 Crank 73012005 73012005 1 19 Electric Box Assy 10000204877 10000204251 1 20 Axile Bush 10542036 10542036 1 21 Terminal Board 42011233 42011233 1 22 Jumper 4202021914...

Page 95: ...1 12 Wall Mounting Frame 01252484 01252484 1 13 Cross Flow Fan 10352056 10352056 1 14 Fan Motor 1501214603 1501214603 1 15 Connecting pipe clamp 2611216401 2611216401 1 16 Rubber Plug Water Tray 76712012 76712012 1 17 Stepping Motor 1521212901 1521212901 1 18 Crank 73012005 73012005 1 19 Electric Box Assy 10000204877 10000204879 1 20 Axile Bush 10542036 10542036 1 21 Terminal Board 42011233 420112...

Page 96: ...93 Installation and Maintenance Service Manual 10 2 Outdoor Unit The component picture is only for reference please refer to the actual product ...

Page 97: ...08506 1501308506 1 12 Top Cover Sub Assy 01253073 01253073 1 13 Motor Support 01703104 0170310401 1 14 Condenser Assy 01100200141 01100200142 1 15 Rear Grill 01473009 01473009 1 16 Electric Expand Valve Fitting 4300876701 4300876701 1 17 Electronic Expansion Valve 07135228 07135228 1 18 Valve 07100003 07100003 1 19 Big Handle 262334332 262334332 1 20 Cut off Valve Assy 07133474 07133474 1 21 Valve...

Page 98: ...the left filter and right filter until they are separate from the groove on the front panel Remove the left filter and right filter respectively A1 B6 C2 display Screw off the 2 screws that are locking the display board Separate the display board from the front panel C4 display Screw off the 2 screws that are locking the display board This display can be disassembled only after removing the front ...

Page 99: ... outlet 2 The quantity of screws fixing the front case sub assy is different for different models Loosen the connection clasps between vertical louver and bottom case to remove vertical louver Loosen the connection clasps between front case sub assy and bottom case Lift up the front case sub assy and take it out Electric box cover 2 Detecting plate WIFI Screw Screws For 12K For 09K 4 Remove electr...

Page 100: ...rounding screw Remove the wiring terminals of motor and stepping motor Remove the electric box assy Twist off the screws that are locking each lead wire and rotate the electric box assy Twist off the screws that are locking the wire clip Loosen the power cord and remove its wiring terminal Lift up the main board and take it off 7 Remove electric box assy Electric box Electric box assy Clasps Shiel...

Page 101: ...e terminals 2 Pull out the holder for some terminals at first holder is not available for some wiring terminal hold the connector and then pull the terminal circlip soft sheath holder connector Procedure Step Remove 3 screws fixing evaporator assy 8 Remove evaporator assy Screws Connection pipe clamp Evaporator assy Evaporator assy Screw Groove Bottom case Clasp Connection pipe At the back of the ...

Page 102: ...the screws at the connection place of cross flow blade and motor lift the motor and cross flow blade upwards to remove them Remove the bearing holder sub assy Remove the screw fixing step motor and then remove the step motor Screws Screw Motor clamp 9 Remove motor and cross flow blade Motor Cross flow Holder sub assy Step motor Screws a b ...

Page 103: ... the screw 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 then remove the top panel Procedure Step Screws Front grille Remove connection screws between the front grille and the front panel Then remove the front grille 3 Remove front grille ...

Page 104: ...ep Screws Screws Screws Screws Screw off the screws that are locking the front cover Then take it off Front cover 4 Remove the front cover 5 Remove axial flow blade Remove the nut fixing axial flow blade and then remove the axial flow blade Nut Axial flow blade ...

Page 105: ...le 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 upwards to remove it Note When pulling out the wiring terminal pay attention to loose the clasp and dont pull it so hard 6 Remove protective grille and right side plate 7 Remove electric box assy ...

Page 106: ... way 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 motor Procedure Step Remove the screws fixing motor support and then remove the motor support 10 Remove motor support Spot weld 4 way valve assy Motor support Motor Screws Screws ...

Page 107: ...fixing the liquid valve then remove the liquid valve Screw off the screws that are locking the valve support Then remove it 11 Remove gas valve and liquid valve Liquid valve Gas valve Screws Screws Screws Screws Valve support 12 Remove clapboard 13 Remove the valve support Remove the screws fixing clapboard and then remove the clapboard Clapboard ...

Page 108: ...move 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 remove the condenser Foot nuts Compressor 16 Remove compressor 17 Remove condenser ...

Page 109: ...5 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 64 4 18 88 89 87 8 31 43 44 42 8 6 66 67 66 2 19 90 89 6 32 45 44 6 7 68 69 68 20 91 92 91 4 33 46 47 46 4 8 70 71 69 8 21 93 94 93 2 34 48 49 48 2 9 72 71 6 22 95 96 95 35 50 51 50 10 73 74 73 4 23 97 98 ...

Page 110: ...lowing 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 prevent the burrs from getting into the pipe C Put on suitable insulating pipe D Put on the union nut Remove the union nut on the indoor connection pipe and outdoor valve install the union nut on the ...

Page 111: ... 66 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 2 064 116 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 7 352 81 1 811 120 0 577 4 40 09 43 7 065 82 1 754 121 0 561 5 38 15 4...

Page 112: ...1 0 983 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 2 663 117 0 833 1 62 13 40 10 62 79 2 577 118 0 811 2 59 08 41 10 2 80 2 495 119 0 77 3 56 19 42 9 803 81 2 415 120 0 769 4 53 46 43 9 42 82 2 339 121 0 746 5 50 87 44 9 054 83 2 265 122 0 729 6 48 4...

Page 113: ... 74 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 10 274 29 41 34 68 9 17 107 2 72 9 259 3 30 39 61 69 8 85 108 2 64 8 245 6 31 37 96 70 8 56 109 2 57 7 232 6 32 36 38 71 8 27 110 2 50 6 220 5 33 34 88 72 7 99 111 2 43 5 209 34 33 45 73 7 73 112 2 37...

Page 114: ... 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 Nathan Road TST Kowloon HK Tel 852 31658898 Fax 852 31651029 JF00302634 ...

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