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Installation and Maintenance

Service Manual

9. Maintenance

9.1 Error Code List

O/U--OFF or Unblink

Notes: R(Indoor)--Running C--Cooling H--Heating Y--Yellow R(Outdoor)--Red G--Green

Module temperature is too high

Frequency limiting (power)

Frequency limiting (module temperature )

The temperature for turning on the unit is reached(normal)

Power protection

Compressor is running(normal)

Anti-freezing limit / drop frequency

Loading EEPROM malfunction

PFC protection

IPM protection

Compressor overload protection

Defrosting

Gathering refrigerant

Outdoor DC fan motor malfunction

High exhaust temperature limit / drop frequency

Over current limit / drop frequency

Overload limit / drop frequency

Exhaust sensor open or short circuit

Outdoor tube sensor open or short circuit

Outdoor ambient sensor open or short circuit

Indoor tube sensor open or short circuit

Indoor ambient sensor open or short circuit

Indoor unit and outdoor unit doesn't match

Jumper cap malfunction protection

No feedback of indoor fan motor

Low PN voltage protection

4-way valve reversal abnormal

DRED1 / DRED2 / DRED3

Refrigerant

leakage protection

Compressor Min frequence in test state

Compressor intermediate frequence in test state

Compressor rated frequence in test state
Compressor maximum frequence in test state

d1/d2/d3

P1
P2

High PN voltage protection

Anti-high temperature protection

O/U

Display of
indoor unit

Communication failure between indoor unit and outdoor unit

Indoor

Outdoor

AC over-current protection

Anti-freezing protection

Compressor exhaust high temperature protection

Block or Low pressure of refrigerant system

Name of malfunction

1
2

Display of lamp

(the

flashes

)

The display difference between Fo and F0 is 'o' is the bottom part of figure 8

Malfunction of detecting plate(WIFI)

Содержание LIVV09HP115V1AH

Страница 1: ...Service Manual Change for life GREE ELECTRIC APPLIANCES INC OF ZHUHAI LIVV09HP115V1AH LIVV12HP115V1AH LIVV09HP115V1AO LIVV12HP115V1AO...

Страница 2: ...rt 41 5 1 Wiring Diagram 41 5 2 PCB Printed Diagram 48 6 Function and Control 56 6 1 Remote Controller Introduction 56 6 1 Remote Controller Introduction of YAP1F7F WiFi 61 6 2 GREE App Operation Manu...

Страница 3: ...shooting for Normal Malfunction 103 10 Exploded View and Parts List 105 10 1 Indoor Unit 105 10 2 Outdoor Unit 106 11 Removal Procedure 115 11 1 Removal Procedure of Indoor Unit 115 11 2 Removal Proce...

Страница 4: ...1 Service Manual 1 Summary Part Technical Information Indoor Unit B2 Panel LIVV09HP115V1AH LIVV12HP115V1AH...

Страница 5: ...2 Technical Information Service Manual Remote Controller YAN1F6F WiFi YAP1F7F WiFi Outdoor Unit LIVV09HP115V1AO LIVV12HP115V1AO TURBO FAN MODE ON OFF I FEEL T ON T OFF TEMP CLOCK LIGHT WiFi SLEEP...

Страница 6: ...el Indoor product code Outdoor model Outdoor product code Remote Controller YAN1F6F WiFi 2 GWH12QC A3DNB4K CB434018500 LIVV12HP115V1AH CB432N09100 LIVV12HP115V1AO CB425W07902 1 LIVV09HP115V1A CB434018...

Страница 7: ...t Product Code CB425N06500 CB427N04001 CB438N03801 Fan Type Cross flow Cross flow Diameter Length DXL inch 3 7 8X22 13 16 3 7 8X22 13 16 Fan Motor Cooling Speed SH H M L r min 1350 1200 1050 750 1350...

Страница 8: ...r F Air Flow Volume of Outdoor Unit CFM 1059 Fan Type Axial flow Fan Diameter inch 15 3 4 Defrosting Method Climate Type T1 Isolation I Moisture Protection IPX4 Permissible Excessive Operating Pressur...

Страница 9: ...WH09QB A3DNC2E I GWH09QB A3DNB8E I GWH09QB A3DNB2E I GWH09QB A3DNB6E I Indoor Unit Product Code CB425N06400 CB439N06001 CB438N03702 CB432N06002 CB435N02001 Fan Type Cross flow Cross flow Diameter Leng...

Страница 10: ...Flow Volume of Outdoor Unit CFM 1059 Fan Type Axial flow Fan Diameter inch 15 3 4 Defrosting Method Automatic Defrosting Climate Type T1 Isolation I Moisture Protection IPX4 Permissible Excessive Ope...

Страница 11: ...door unit GWC12QC A3DNA5E I GWC12QC A3DNB8E I GWC12QC A3DNC8E I GWC12QC A3DNA6E I Indoor Unit Product Code CB425N06201 CB438N04001 CB456N02901 CB427N03801 Fan Type Cross flow Diameter Length DXL inch...

Страница 12: ...Unit Model of indoor unit LIVV12HP115V1AH Indoor Unit Product Code CB432N09100 Fan Type Cross flow Diameter Length DXL inch 3 7 8X24 15 16 Fan Motor Cooling Speed SH H M L r min 1350 1200 1000 800 Fan...

Страница 13: ...F Air Flow Volume of Outdoor Unit CFM 1059 Fan Type Axial flow Fan Diameter inch 15 3 4 Defrosting Method Automatic Defrosting Climate Type T1 Isolation I Moisture Protection IPX4 Permissible Excessi...

Страница 14: ...door unit I LIVV09HP115V1AH Indoor Unit Product Code CB464N04100 CB434N18400 Fan Type Cross flow Diameter Length DXL inch 3 7 8X24 15 16 Fan Motor Cooling Speed SH H M L r min 1350 1200 1050 750 Fan M...

Страница 15: ...r Capacitor F Air Flow Volume of Outdoor Unit CFM 1059 Fan Type Axial flow Fan Diameter inch 15 3 4 Defrosting Method Climate Type T1 Isolation I Moisture Protection IPX4 Permissible Excessive Operati...

Страница 16: ...86 95 104 113 122 Conditions Indoor DB80 F WB66 9 F Outdoor DB95 F Indoor air flow Super High Pipe length 24 6ft 0 20 40 60 80 100 120 140 160 22 13 5 0 5 10 17 20 24 32 41 43 47 53 59 64 70 75 78 86...

Страница 17: ...167 181 4 out 98 6 118 4 Super High High 72 Rated heating condition F DB WB Model Pressure of gas pipe connecting indoor and outdoor unit Inlet and outlet pipe temperature of heat exchanger Fan speed...

Страница 18: ...W D H 4 7 8 21 5 16 7 1 16 3 1 4 4 15 16 1 3 8 2 3 16 2 3 16 1 3 8 Unit inch Models W H D QB 31 1 8 10 13 16 7 7 8 QC 33 1 4 11 3 8 8 1 4 W QC QB D H 3 9 16 5 7 8 2 1 8 6 5 8 18 1 4 6 1 4 2 3 16 2 3 1...

Страница 19: ...36 Technical Information Service Manual 21 1 4 11 1 4 30 10 12 5 8 33 3 8 21 1 4 Unit inch 3 2 Outdoor Unit LIVV09HP115V1AO LIVV12HP115V1AO...

Страница 20: ...pipe specification Liquid pipe 1 4 Gas pipe 3 8 1 2 Indoor unit Outdoor unit COOLING HEATING 4 Way valve Discharge Suction Heat exchanger evaporator Heat exchanger condenser Valve Valve Liquid pipe s...

Страница 21: ...0 18 211 725 3 5 21752 5 3 3 1 02725 5 Electrical Parts 5 1 Wiring Diagram Indoor Unit Instruction Symbol Symbol Color Symbol Symbol Color Symbol Name WH White GN Green CAP Jumper cap YE Yellow BN Bro...

Страница 22: ...VV WKDQ PLQXWHV WR SUHYHQW HOHFWULF VKRFN 32 5 1 1 2 7 50 1 2 1 7 1 1 1 8 1 3 3 1 2 1 8 5 8 1 1 5 8 3527 725 29 5 2 02725 1 0 1 7 03 6 1625 867 7 03 6 1625 2875220 7 03 6 1625 28778 9 8 203 203 6 7 5...

Страница 23: ...terface of health function live wire only for the mode with this function 8 Feedback interface of indoor unit 9 10 11 Interface of tube temperature sensor 12 Wired controller only for the mode with th...

Страница 24: ...r supply live 6 1 4 way valve terminal 2 Terminal of outdoor fan 3 Grounding wire Terminal of power supply neutral wire Communication wire 7 Terminal of outdoor unit temperature sensor 8 Compressor ov...

Страница 25: ...he 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 keep the original running status Aft...

Страница 26: ...O button Under COOL or HEAT mode press this button to turn to quick COOL or quick HEAT mode icon is displayed on remote controller Press this button again to exit turbo function and icon will disappea...

Страница 27: ...ars and the word ON on remote controller blinks Press or button to adjust TIMER ON setting After each pressing or button TIMER ON setting will increase or decrease 1min Hold or button 2s later the tim...

Страница 28: ...won t send signal Sleep function and 46 F 8 heating function can t operate at the same time If 46 F 8 heating function has been set under cooling mode press sleep button will cancel 46 F 8 heating fu...

Страница 29: ...d be close to 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 th...

Страница 30: ...o adjust fan blowing angle When selecting dry mode the air conditioner operates at low speed under dry mode Under dry mode fan speed can t be adjusted Press button to adjust fan blowing angle When sel...

Страница 31: ...main unit will swing back and forth from up to down and then loosen the button the unit present position of guide louver will be kept immediately Under up and down swing mode when the status is switch...

Страница 32: ...sleep curve and blink 4 Repeat the above step 2 3 operation until 8 hours temperature setting finished sleep curve setting finished at this time the remote controller will resume the original timer di...

Страница 33: ...rature can t be adjusted Press TURBO button and the remote controller won t send signal Sleep function and 8 C heating function can t operate at the same time If 8 C heating function has been set unde...

Страница 34: ...les 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 batteri...

Страница 35: ...it When GREE App is installed register the account and add the device to achieve long distance control and LAN control of Gree smart home appliances For more information please refer to Help in App I...

Страница 36: ...alled register the account and add the device to achieve long distance control and LAN control of smart home appliances For more information please refer to Help in App 6 3 Ewpe Smart App Operation Ma...

Страница 37: ...e is the set value under each condition Ambient temperature is Tamb Tcompensation for heat pump unit and Tamb for cooling only unit 4 If there s I feel function Tcompensation is 0 Others are same as a...

Страница 38: ...standby mode after finishing refrigerant recycling if the unit is in ON status before refrigerant recycling it will still run in original operation mode 11 Ambient temperature display control mode 1...

Страница 39: ...1 If the compressor is shut down and Tsetup Tindoor ambient temperature Tcooling indoor ambient temperature compensation 32 9 F start up the machine for cooling the cooling operation will start 2 Duri...

Страница 40: ...rosting a Defrosting starts the compressor is shut down and restarts it after 55 second delay b Defrosting ends the compressor stops then starts it after 55 second delay 2 Outer Fans Control Notes Onl...

Страница 41: ...it should not be started and should be stopped to treat according to the overload protection Clear the trouble at the mode of power turn off heating and the protection times are not counted 2 Frequen...

Страница 42: ...rmal speed during discharging you should limit the frequency raising of compressor 3 Reducing frequency at normal speed and stopping machine If Tfrequency reducing temperature at normal speed during d...

Страница 43: ...ust the compressor frequency by reducing 30Hz 90s till the lower limit After it was running 90s at the lower limit if T frequency reducing temperature at normal speed of module TModule you should stop...

Страница 44: ...four way valve reversion abnormity And then it can run if stop the reversion abnormity protection for four way valve 3 min and if it still can t run when the reversion abnormity protection for four w...

Страница 45: ...eration 3 When 32 F Toutdoor amb 35 6 F the electric heating of chassis will keep original status 7 Electric Heating Function of Compressor 1 When Toutdoor amb 23 F compressor stops operation while th...

Страница 46: ...tive 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 ground...

Страница 47: ...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...

Страница 48: ...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...

Страница 49: ...8 inch At least 5 7 8 inch Space to the wall S p a c e t o t h e o b s t r u c t i o n r o o l f e h t o t e c a p S A t l e a s t 1 1 8 i n c h Space to the obstructio At least 78 5 8 inch Space to...

Страница 50: ...ang 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 Fini...

Страница 51: ...Grounding Requirement 1 The air conditioner is first class electric appliance It must be properly grounding with specialized grounding device by a professional Please make sure it is always grounded e...

Страница 52: ...joint at the corresponding bellmouth As show in Fig 5 2 Pretightening the union nut with hand 3 Adjust the torque force by referring to the following sheet Place the open end wrench on the pipe joint...

Страница 53: ...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 gap between pipes and wall hole with sealing gum 4 Fi...

Страница 54: ...2 Install Drain Joint Only for cooling and heating unit 1 Connect the outdoor drain joint into the hole on the chassis 2 Connect the drain hose into the drain vent As show in Fig 19 3 Fix Outdoor Uni...

Страница 55: ...eakage detector is not available please use soap water for leakage detection Apply soap water at the suspected position and keep the soap water for more than 3min If there are air bubbles coming out o...

Страница 56: ...short circuit Outdoor ambient sensor open or short circuit Indoor tube sensor open or short circuit Indoor ambient sensor open or short circuit Indoor unit and outdoor unit doesn t match Jumper cap m...

Страница 57: ...Is mainboard broken Malfunction diagnosis process Is the wiring terminal between the temperature sensor and the controller loose or poorly connected Start Insert the temperature sensor tightly Yes Yes...

Страница 58: ...f the connection of PG motor control terminal secure Turn on the unit again measure the output voltage on control terminal for PG motor it should be than 50V within 1 min of opening the louvers Tighte...

Страница 59: ...on circuit of the main board 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 mod...

Страница 60: ...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...

Страница 61: ...board matches with display board Main board of IDU matches with that of ODU Communication cord is damaged Replace IDU s main board Malfunction eliminated End Connect the line according to wiring diag...

Страница 62: ...anual 5 Malfunction of detecting plate WIFI JF Start Is malfunction eliminated The end check if the connection wire are correctly connected Replace the detecting plate with the same model Replace the...

Страница 63: ...er 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 210V...

Страница 64: ...resume to the range of 210VAC 250VAC Correctly connect the wires of compressor according to the electric wiring diagram and then turn on the unit Check the connection between the control board and th...

Страница 65: ...d 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 pr...

Страница 66: ...ompressor 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...

Страница 67: ...sor 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 comp...

Страница 68: ...utes 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 t...

Страница 69: ...re 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 t...

Страница 70: ...id 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 c...

Страница 71: ...he 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 ab...

Страница 72: ...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...

Страница 73: ...in 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 Discriminati...

Страница 74: ...ssy of Bearing 10 Ring of Bearing 11 Cold Plasma Generator No Description 12 Evaporator Assy 13 Wall Mounting Frame 14 Cross Flow Fan 15 Fan Motor 16 Connecting pipe clamp 17 Drainage Hose 18 Stepping...

Страница 75: ...ssor and fittings 10 Electrical heater 11 Magnet Coil 12 4 Way Valve Assy NO Description 13 Right Side Plate Assy 14 Valve 15 Valve Support 16 Valve 17 Cable Cross Plate sub assy 18 Cover of pass wire...

Страница 76: ...10 Cut off Valve Assy 11 Valve 12 Valve Support Block NO Description 13 Cover of Pass Wire 14 Right Side Plate Assy 15 Cable Cross Plate 2 16 Magnet Coil 17 Capillary Sub assy 18 Rear Grill 19 Electri...

Страница 77: ...assembly NOTE Take A5 panel for an example 2 Remove horizontal louver Front panel Front case Right filter Groove Left filter Open the front panel Push the left filter and right filter until they are...

Страница 78: ...on clasps between front case sub assy and bottom case Lift up the front case sub assy and take it out 5 Remove front case sub assy 6 Remove display Bottom case Front case sub assy Display Screws Clasp...

Страница 79: ...ric 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 it s wiring term...

Страница 80: ...terminals 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...

Страница 81: ...he 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 the...

Страница 82: ...the screws fixing valve cover and then remove the valve cover Remove connection screws connecting the top cover plate with the front panel and the right side plate and then remove the top cover Remov...

Страница 83: ...low blade Procedure Steps Remove connection screws connecting the front panel with the chassis and the motor support and then remove the front panel Remove connection screws connecting the right side...

Страница 84: ...d sub assy The clapboard sub assy has a hook on thelower side Lift and pull the clapboard sub assy to remove motor motor support electric box assy clapboard sub assy Remove the 2 screws fixing the cov...

Страница 85: ...way Valve Assy with wet cotton and unsolderthe 4 weld spots connecting the 4 way Valve Assy to take it out Note Refrig erant shouldbe discharged firstly Welding processshould be as quickly as possible...

Страница 86: ...C Fahrenheit display temperature o F Fahrenheit o F Celsius o C Fahrenheit display temperature o F Fahrenheit o F Celsius o C 61 60 8 16 69 70 69 8 21 78 79 78 8 26 62 63 62 6 17 71 72 71 6 22 80 81 8...

Страница 87: ...teps 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...

Страница 88: ...358 233 6 0 717 24 8 60 23 95 9 779 165 2 2 28 235 4 0 697 26 6 57 18 96 8 9 382 167 2 206 237 2 0 678 28 4 54 31 98 6 9 003 168 8 2 133 239 0 66 30 2 51 59 100 4 8 642 170 6 2 064 240 8 0 642 32 49 0...

Страница 89: ...95 13 04 165 2 3 04 235 4 0 93 26 6 76 24 96 8 12 51 167 2 94 237 2 0 904 28 4 72 41 98 6 12 168 8 2 844 239 0 88 30 2 68 79 100 4 11 52 170 6 2 752 240 8 0 856 32 65 37 102 2 11 06 172 4 2 663 242 6...

Страница 90: ...342 8 77 49 19 147 2 10 54 217 4 3 04 8 6 323 9 78 8 47 08 149 10 18 219 2 2 955 10 4 306 2 80 6 45 07 150 8 9 827 221 2 872 12 2 289 6 82 4 43 16 152 6 9 489 222 8 2 792 14 274 84 2 41 34 154 4 9 165...

Страница 91: ...anshan Zhuhai Guangdong China 519070 Tel 86 756 8522219 Fax 86 756 8669426 E mail global cn gree com www gree com For product improvement specifications and appearance in this manual are subject to ch...

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