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GREE DC Inverter Multi VRF System II Service Manual

3 Troubleshooting

Troubleshooting principle
1) Communication malfunction

Communication

malfunction

Check whether indoor unit and

outdoor unit is power supplied

Energize indoor unit and

outdoor unit

Measure whether the

communication wire is in

normal

Replace communication

wire

Check whether the

communication wire between

indoor unit and outdoor unit is

correct

Connect the communication

wire for indoor unit and

outdoor unit correctly

YES

Содержание GMV-100WL/A-T

Страница 1: ...DC INVERTER VRF SYSTEM SERVICE MANUAL R410A...

Страница 2: ...ey points and importance 61 2 INSTALLATION MATERIALS SELECTION 62 2 1 Refrigerant piping 62 2 2 Condensate water pipe 63 2 3 Insulation material 63 2 4 Communication cable and control cable 63 2 5 Pow...

Страница 3: ...Removal of key parts 106 6 COMMON MAINTENANCE 140 6 1 Vacuum drying for the system 140 6 2 Fill and charge refrigerant 141 6 3 Airtightness test 145 7 EXPLODED VIEW OF UNIT AND PARTS LIST 146 7 1 Expl...

Страница 4: ...DC INVERTER VRF SYSTEM II SERVICE MANUAL R410A PRODUCT...

Страница 5: ...T CN850W0600 10 11 GMV 121WL C T CN850W0640 12 1 13 0 GMV 141WL C T CN850W0880 14 1 16 0 220V 240V 50Hz or 208V 230V 60Hz R410A GMV 120WL A T CN850W0180 12 1 14 220 240V 50Hz 208 230V 60Hz R410A GMV...

Страница 6: ...5 GMV 160WL C X CN850W0490 16 0 18 5 GMV H224WL A X CN850W0330 22 2 24 380 415V 3N 50Hz 380 415V 3N 60Hz R410A GMV H280WL A X CN850W0340 27 9 30 GMV H335WL A X CN850W0350 33 3 35 1 GMV H224WL A X CN85...

Страница 7: ...r different forms and capacity This refrigerating system can directly provide air conditioning for one or more areas and is applicable for residential and light commercial uses It features high energy...

Страница 8: ...W L A X GMV 160WL A X Cooling capacity kW 12 1 14 16 12 1 14 16 Heating capacity kW 14 16 5 18 5 14 16 5 18 5 Circulating air volume m3 h 6000 6300 6600 6000 6300 6600 Noise dB A 55 56 58 55 56 58 Ref...

Страница 9: ...iquid mm 9 52 9 52 9 52 9 52 9 52 9 52 Connection Method Flare Flare Flare Flare Flare Flare Net weight kg 112 112 112 122 122 122 Model GMV H224 WL A X GMV H280 WL A X GMV H335 WL A X GMV 224W L C X...

Страница 10: ...220 240V 50Hz 208 230V 60Hz Rated power input Cooling kW 2 00 2 70 3 20 2 05 Heating kW 1 90 2 40 3 00 1 90 Unit Dimensions mm WxDxH 980 360 790 Package Dimensions mm WxDxH 1097x477x937 Compressor QX...

Страница 11: ...ct improvement Please refer to nameplates of the units Noise data are collected from a semi anechoic room Decibels may be slightly higher in actual operation due to environmental change Refrigerant ch...

Страница 12: ...4 2 Operation range Cooling Outdoor temperature 5 52 Heating Outdoor temperature 20 27 5 Product Capacity Correction 5 1Correction factor of indoor and outdoor temperature 1 Correction factor of cool...

Страница 13: ...Below table shows the capacity variance ratio for 100 full load in standard working condition thermostat setting is 16 for cooling and 30 for heating GMV 80WL A T GMV 100WL A T GMV 121WL A T GMV 80WL...

Страница 14: ...100WL A T GMV 121WL A T GMV 120WL C T GMV 140WL C T GMV 160WL C T GMV 120WL C X GMV 140WL C X GMV 160WL C X GMV H280WL A X GMV H335WL A X GMV 280WL C X GMV 335WL C X Name Compressor 4 way valve Cut of...

Страница 15: ...GREE DC Inverter Multi VRF System II Service Manual 11 GMV 80WL C T GMV 100WL C T GMV 121WL C T...

Страница 16: ...GREE DC Inverter Multi VRF System II Service Manual 12 GMV 141WL C T...

Страница 17: ...anch or manifold Pressure and temperature of the refrigerant will then be lowered by throttle elements before it flows into indoor heat exchangers After exchanging heat with indoor air refrigerant wil...

Страница 18: ...GREE DC Inverter Multi VRF System II Service Manual 14 CONTROL...

Страница 19: ...st the tube temperature of the unit and send data to the controller which will control each unit s output according to the control logic 2 Remote Monitoring System 2 1 General introduction Gree CAC Re...

Страница 20: ...an efficient tool for the intelligent air conditioning management as well as installation and after sales service and commissioning It can debug units and control units operation status quickly and co...

Страница 21: ...nitoring software USB driver and USB converter configuring software USB wire 40020082 Wire connecting computer s USB interface and converter Communicaiton board 30118015 This board can be used when un...

Страница 22: ...kering When units are uploading data to the computer the RX data receiving light will be flickering z When converter is under RS485 data transferring mode the function LED of RS485 to USB will be on z...

Страница 23: ...nication board Communication board is mainly used for transferring data It functions similar with a patching board Provided that units are far away from the monitoring computer communication board can...

Страница 24: ...such as the on off temperature fan speed mode etc Meanwhile the software can also set or view the function parameters of outdoor units gateway and other equipment In this way the mangement of central...

Страница 25: ...s Server 2003 SP3 or higher Windows XP SP3 or higher Windows Vista Windows 7 2 CD Playing Make sure you have administrator access to the computer and there is a CD ROM in the computer Put the CD into...

Страница 26: ...hics This flowchart describes basically the software installation process See below for details 3 4 1 3 Installation process 1 Install Net Framework 4 0 z If your computer has installed Net Framework...

Страница 27: ...GREE DC Inverter Multi VRF System II Service Manual 23 z Extracting files z Click and select I have read and accept the license terms Then click Install...

Страница 28: ...GREE DC Inverter Multi VRF System II Service Manual 24 z Installation is in progress z Click Finish to complete the installation...

Страница 29: ...i VRF System II Service Manual 25 2 Install Access Driver z Before operating Gree commissioning software please first install Access Driver necessary for versions below OFFICE 2007 Click Install Acces...

Страница 30: ...ulti VRF System II Service Manual 26 z Tick I accept the terms in the License Agreement and then click Next z Click Browse to change the default folder to the expected one or click Install to continue...

Страница 31: ...al 27 z Installation is in progress z Click Ok to complete the installation 3 Install Gree Debugger z Before installing Gree debugger make sure that your computer is installed with Net Framework 4 0 o...

Страница 32: ...GREE DC Inverter Multi VRF System II Service Manual 28 z Click Next z Click Browse to select installation folder If no change is needed for the folder click Next to continue the installation...

Страница 33: ...GREE DC Inverter Multi VRF System II Service Manual 29 z Click Next z Installation is in progress...

Страница 34: ...em II Service Manual 30 z Click Close to complete the installation 4 Install USB Converter Driver z If USB converter driver is already installed in your computer this part can be skipped Otherwise cli...

Страница 35: ...GREE DC Inverter Multi VRF System II Service Manual 31 z Then the following installation window will be shown z This window will exit after installation is finished...

Страница 36: ...ata Converter z If converter baud rate is needed to be set then converter configuring software must be installed Click Install Gree USB Data Converter z Then select the setup language You can choose C...

Страница 37: ...E DC Inverter Multi VRF System II Service Manual 33 z ick I accept the agreement Then click Next to continue installation z Click Browse to select your expected installation folder Click Next to conti...

Страница 38: ...E DC Inverter Multi VRF System II Service Manual 34 z Click Browse to change folder Click Next to continue z If you want to create s desktop shortcut tick Creat a desktop icon Then click Next to conti...

Страница 39: ...tem II Service Manual 35 z Destiniation location folder and additional task will be shown in the next step If you need to change any of it please click Back If not click Install to start installation...

Страница 40: ...36 z Click Finish to complete the installation 3 4 2 Data monitoring z Start up Gree Debugger z On the original interface user can select language and units system Click OK to confirm the defaulted l...

Страница 41: ...z Select system of units z If units you want to monitor are already connected and able to communicate normally with correct COM and protocal then you may click Connect to enter the interface of number...

Страница 42: ...GREE DC Inverter Multi VRF System II Service Manual 38 z COM selection the serial port in your computer can be detected automatically You just need to select your desired serial port...

Страница 43: ...GREE DC Inverter Multi VRF System II Service Manual 39 z Protocal selection This is to select the communication method of your units Currently CAN is applicable to the units...

Страница 44: ...rter Multi VRF System II Service Manual 40 z After the selection click Connnect If units can communicate normally with computer then the interface of numbers will be shown soon Otherwise Connecting wi...

Страница 45: ...t the dividing lines As to the display zone of outdoor modules information it can show information of only one module and hide information of others two modules are defaulted to be shown Menu bar can...

Страница 46: ...tched to project debugging where auto debugging will be started from up to down and from left to right Note Debugging function is only applicable to a single system network z Click Start to enable the...

Страница 47: ...displayed See the following marked with circle For No 8 Compr Preheat Confirmation the preheat time will be displayed See the following marked with circle z Icon indicates that there is problem found...

Страница 48: ...ck Before Startup there are Back and Skip buttons If there is error in this step you can back to step No 9 and click OK to restart debugging on step No 10 If the error in step No 10 is U6 error valve...

Страница 49: ...U Settings System Settings Project Number Conflict In case there is project number conflict in indoor units other functions will be shielded Then this parameter needs to be set in order to eliminate t...

Страница 50: ...ll of them or Select Inverted to select none of them After selection the current values of the corresponding parameters will be displayed in the zone of settings Click Set and then click in the pop up...

Страница 51: ...GREE DC Inverter Multi VRF System II Service Manual 47 3 4 5 Other functions Capture screen z Click icon of Capture Screen to print the interface If you want to open the interface click Open...

Страница 52: ...der z Click icon of Open Data Folder on the menu bar to open database folder Conversion of pressure value z Click icon of Others on the menu bar and then click Display Settings to select High Low Pres...

Страница 53: ...e will be pressure Refrigerant type will affect the pressure parameter displayed on the interface Database saving of multiple systems z Click icon of Others on the menu bar and click Database Save Set...

Страница 54: ...ng of database should be set before the software starts monitoring see below interface Click Change database saving path and click Browse to change the saving path Click Rebuild Database to rebuild th...

Страница 55: ...of converter z Gree commissioning software should be connected with CAN interface when converter is used For air conditioners with a single system connect D1 and D2 interfaces of the wiring board For...

Страница 56: ...485 interfaces You can check the setting through the function LEDs Notice If it s the first time your PC uses Gree USB data converter in order to prevent Gree USB data converter from being mistaken by...

Страница 57: ...GREE DC Inverter Multi VRF System II Service Manual 53 Step 3 Right click USB Serial Port COM6 and then click Properties The dialog box of properties will then pop up...

Страница 58: ...GREE DC Inverter Multi VRF System II Service Manual 54 Step 4 Then click Port Settings in the dialog box...

Страница 59: ...DC Inverter Multi VRF System II Service Manual 55 Step 5 Click Advanced and then a new dialog box will pop up Find the Serial Enumerator in the miscellaneous options and cancel the tick Click OK to e...

Страница 60: ...aud rate of converter Baud rate supported by the converter baud rate of air conditioner s communication interface matches with the baud rate of USB interface automatically Ex factory defaulted baud ra...

Страница 61: ...rface 9600 19200 38400 57600 USB interface 4800 9600 19200 38400 Baud rate look up table of CAN interface unit bps z Double click the desktop shortcut z Select the needed communication serial port and...

Страница 62: ...ice Manual 58 z Select the function that is to be set and the corresponding baud rate refer to the look up table in the Converter Setup Then click Set z If you want to restore ex factory settings clic...

Страница 63: ...GREE DC Inverter Multi VRF System II Service Manual 59 z Click Get to get the current setting details of converter z Switchover of Software Languages...

Страница 64: ...GREE DC Inverter Multi VRF System II Service Manual 60 INSTALLATION...

Страница 65: ...al operation of the system and burn the compressor 3 The vacuum degree in the refrigerant pipe is insufficient The refrigeration performance is reduced The system fails to keep normal operation due to...

Страница 66: ...l safety hazard may occur 19 Control communication cables are incorrectly provided or improperly connected The normal communication in the system fails or the control over IDUs and ODUs turn in a mess...

Страница 67: ...retardancy level B1 or higher c Refractoriness at least 120 d The insulation thickness of condensate water pipe at least 10 mm e When the diameter of copper pipe is equal to or greater than 15 9 mm t...

Страница 68: ...through the receptacle to avoid electric shock The ground wire shouldn t be connected with gas pipe water pipe lightning arrester or telephone line c Maintain good air circulation to avoid lacking oxy...

Страница 69: ...ect sunlight The rain and condensation water can be drained out smoothly The outdoor unit will not be embedded by the snow and not affected by garbage and oil smog The installation of outdoor unit sha...

Страница 70: ...A T GMV 160WL A T GMV 120WL A X GMV 140WL A X GMV 160WL A X GMV 120WL C T GMV 140WL C T GMV 160WL C T GMV 120WL C X GMV 140WL C X GMV 160WL C X 900 340 1345 572 378 GMV H224WL A X GMV 224WL C X 940 3...

Страница 71: ...MV 100WL A T GMV 121WL A T GMV 80WL C T GMV 100WL C T GMV 121WL C T 980 360 790 650 395 GMV 141WL C T 940 460 820 610 486 3 7 Installation space requirement If all sides of the ODU including the top a...

Страница 72: ...GREE DC Inverter Multi VRF System II Service Manual 68 DEBUGGING MAINTENANCE...

Страница 73: ...ant charging volume according to the length of pipe of system and pre charge the refrigerant If refrigerant can t be added any more when the required refrigerant charging volume hasn t been reached re...

Страница 74: ...or the system 10s later the display is as below db ON 02 ON L7 Flash No main indoor unit Display will be kept for 1min Within 1min set the main indoor unit through debugging software If notset the mai...

Страница 75: ...he combination for indoor unit and outdoor unit to let their capacity ration is within the reasonable range Perfrom the debugging again from step 01 06_Parts detection for outdoor unit db ON 06 ON Cor...

Страница 76: ...or about 2min it will stop operation It will judge the ON status of gas valve and liquid valve for outdoor unit The judement result is displayed as below db ON 10 ON U6 ON Valve for outdoor unit hasn...

Страница 77: ...starts 02_ Allocate addresses 02 Ad Display circularly System is allocating addresses 10s later display as below 02 L7 Display circularly No master indoor unit Display will be on for 1min during whic...

Страница 78: ...XXXX error code Display circularly If errors occur in IDU which the project code is 3 digit number then it will display the 2 big digits of project code first then the 2 small digits finally the erro...

Страница 79: ...entire unit has finished debugging and under standby by condition 1 3 Parameters reference value for the normal operation of unit No Debugging project Parameters name Unit Reference value 1 Paramers o...

Страница 80: ...pressure 11 Parameters of indoor unit Ambient temperature for indoor unit 12 Entry tube temperature for indoor heat exchanger According to the difference of ambient temperature the entry tube tempera...

Страница 81: ...unit L3 Water overflow protection LC The indoor unit model can t match with outdoor unit model dH Abnormal PCB for wired controller L4 Power supply of wired controller is faulted d1 Poor indoor PCB d...

Страница 82: ...nction of defrosting temperature sensor 2 b4 Malfunction of liquid temperature sensor for subcooler b5 Malfunction of gas temperature sensor for subcooler b6 Malfunction for temperature sensor of inle...

Страница 83: ...AE Charge refrigerant by hand AF Fan blow AJ Cleaning alarm for filter AP Startup debugging confirmation of unit Ad Limit opereation n0 SE setting for the operation n1 Defrosting period K 1 setting n...

Страница 84: ...nd SW2 button to select the following silent modes LED1 LED2 LED3 Function code Silent mode Display Current status Display A7 00 12 Blink oC Blink When applicable mode is selected press SW7 to confirm...

Страница 85: ...nF Blink When applicable mode is selected press SW7 to confirm The related display is as below LED1 LED2 LED3 Function code Display Current progress mode Display Current status Display A6 On nC On nC...

Страница 86: ...ancel all setting including the IP addresses and project codes of IDU and ODU The mark for finished debugging is 0 ii If you want to restore factory defaults and don t need project debugging then hold...

Страница 87: ...ing nH Blink Adjusting target of high pressure nL Blink Adjusting target of low pressure nU Blink Clearing IDU remote shield q7 Blink Temperature in Fahrenheit q8 Blink Corrective value b for low disc...

Страница 88: ...for low discharge temperature Current status Blink Refrigerant recovery A8 ON Vacuum pump mode Current status Blink Defrosting mode setting Low pressure ON Compulsory cooling Current status Blink Sta...

Страница 89: ...n to the master unit for 5min unit will exit and resume displaying the current status 2 3 7 Cool Heat Function Note Cool Heat Function is not available for Cooling only units Cool Heat Function only w...

Страница 90: ...ng and heating type the operation mode within one system depends on the master salve setting of indoor units 2 3 8 Forced Defrosting This function can only be set when outdoor compressor is running Up...

Страница 91: ...10s then all LED will blink for 7s All function settings are cleared out but IDU and ODU s project codes and the mark for finished debugging remain the same 2 3 10 Static Pressure Function If ODU s in...

Страница 92: ...Check whether indoor unit and outdoor unit is power supplied Energize indoor unit and outdoor unit Measure whether the communication wire is in normal Replace communication wire NO NO Check whether th...

Страница 93: ...of outdoor unit well E liminate obstacles and sundries Measure the circumstances of fan motor and signal input Check whether the indoor swing blade is open completely Measure the circumstances of swi...

Страница 94: ...f outdoor unit well Eliminate obstacles and sundries Measure the circumstances of fan motor and signal input Check whether the indoor swing blade is open completely Measure the circumstances of swing...

Страница 95: ...or fan can operate Cover the panel for outdoor unit well Eliminate obstacles and sundries Measure the circumstances of fan motor and signal input Check whether the indoor swing blade is open completel...

Страница 96: ...sensor Check whether plug of sensor is connected with socket correctly Confirm whether the plug is connected correctly Replace main board of outdoor unit YES NO Measure whether the output value DC vo...

Страница 97: ...drive PFC protection for compressor malfunction of drive temperature sensor for compressor circuit malfunction of drive current detection for compressor Wired controller displays P0 LED3 dual 8 nixie...

Страница 98: ...in board Work normally no Replace compressor Work normally yes Adjust the sequence of wire for compressor Whether the wiring terminal for compressor is loose Connect the wires of compressor tightly ye...

Страница 99: ...s for PFC induction is correct Reinsert the wires for PFC Replace main board yes no Work normally 14 Malfunction of memory chip for inverter compressor LED3 dual 8 nixie tube displays PA Whether the m...

Страница 100: ...y yes Adjust the sequence of wire for compressor Whether the wiring terminal of compressor is loose Connect the wires of compressor tightly yes no no Wired controller displays P1 16 High pressure prot...

Страница 101: ...dual 8 nixie tube displays PP Replace main board Work normally 18 Communication malfunction between main contoller and driver of inverter compressor Wired controlled displays C2 LED3 dual 8 nixie tub...

Страница 102: ...4 2 Main electric parts Name Photo Function introduction Filter plate It main effect is to eliminate the interference of power for protecting unit s anti interference capability and prevent the interf...

Страница 103: ...C module It will transform AC input power into DC power Meanwhile MOS pipe is controlled by PWM wave Pressure will be increased by induction 4 3 Circuit diagram Circuit diagram of outdoor unit The fol...

Страница 104: ...GREE DC Inverter Multi VRF System II Service Manual 100 GMV 141WL C T GMV 120WL A T GMV 140WL A T GMV 160WL A T...

Страница 105: ...GREE DC Inverter Multi VRF System II Service Manual 101 MV 120WL A X GMV 140WL A X GMV 160WL A X GMV 120WL C T GMV 140WL C T GMV 160WL C T...

Страница 106: ...GREE DC Inverter Multi VRF System II Service Manual 102 GMV 120WL C X GMV 140WL C X GMV 160WL C X GMV H224WL A X GMV 224WL C X...

Страница 107: ...GREE DC Inverter Multi VRF System II Service Manual 103 GMV H280WL A X GMV 280WL C X GMV H335WL A X GMV 335WL C X...

Страница 108: ...n discharge it Electronic expansion valve Throttling device It transforms high pressure refrigerant liquid into low pressure steam 4 way valve It changes the flow direction of refrigerant for switchin...

Страница 109: ...ction ouitlet of compressor It used for separating low temperature and low pressure refrigerant High pressure liquid storage tank It used for storing the superfluous high pressure refrigerant liquid d...

Страница 110: ...WL C X GMV 280WL C X GMV 335WL C Xseries unit Removal operation for panel Remark Before removing the panel please make sure that the unit is disconected with the power Process Photo Operation Instruct...

Страница 111: ...nt panel and grille with screwdriver Put the front panel and grille on the floor flatly 4 Remove left side plate and rear side plate Loose screws fixing left side plate and rear side plate with screwd...

Страница 112: ...Process Photo Operation Instruction 2 Remove blade Loosen nuts fixing the blade with wrench Then remove the blade and put it on the floor flatly 3 Remove motor Loose screws fixing the motor with scre...

Страница 113: ...e s no refrigerant inside the pipeline and the power is disconnected Process Photo Operation Instruction 1 Remove wiring cover of compressor Loose screws fiixng the compressor with screwdriver Then pu...

Страница 114: ...disconnected Process Photo Operation Instruction 3 Loose nuts fixing the foot of compressor Twist off the nuts for compressor with wrench 4 Remove the chassis from compressor Take out the compressor...

Страница 115: ...ressor connect the pipeline and compressor Note During welding process do not let flame burn out other parts 7 Connect the power cord of compressor well Loose screws fixing the power cord with screwdr...

Страница 116: ...Photo Operation Instruction 1 Disconnect the coil of 4 way valve from the 4 way valve Remove the coil of 4 way valve at first 2 Disconnect the 4 way valve and connection pipeline Weld those 4 connecti...

Страница 117: ...rts Remival operation for eletronic expansion valve Remark Before removing the electronic expansion valve please make sure that there s no refrigerant in th pipeline of system and the power is disconn...

Страница 118: ...ion valve Note During welding process do not let the flame burn out other parts Removal operation of gas liquid separator Remark Before removing the gas liquid separator please make sure that there s...

Страница 119: ...ipe connected with gas liquid separator Fix the screws at the base of gas liquid separator well again Note During welding process do not let flame burn out other parts Removal operation for plate heat...

Страница 120: ...to Operation Instruction 2 Disconnect inlet pipe and outlet pipe of plate heat exchanger Weld those 4 connection spots on the plate heat exchanger and then pull out the connection pipe Note During wel...

Страница 121: ...s Photo Operation Instruction 1 Remove top cover Loose the screws fixing the top cover with screwdriver Hold the top cover upwards and then put it on the floor flatly 2 Remove front side plate sub ass...

Страница 122: ...te Loose screws fixing left side plate and rear side plate with screwdriver remove the rear side plate Removal operation for blade Remark Before removing the motor please make sure that the unit is di...

Страница 123: ...onnected with the power Process Photo Operation Instruction 3 Remove motor Loose screws fixing the motor with screwdriver then remove the power cord of motor Take out the damaged motor 4 Install motor...

Страница 124: ...ing the power cord make marks for different color power cords and corresponding wiring terminals for wrong terminal 2 Disconnect compressor and connected pipeline Weld suction pipe and discharge pipe...

Страница 125: ...peline of system again Weld the connection pipe of compressor connect the pipeline and compressor Note During welding process do not let flame burn out other parts 7 Connect the power cord of compress...

Страница 126: ...Photo Operation Instruction 1 Disconnect the coil of 4 way valve from the 4 way valve Remove the coil of 4 way valve at first 2 Disconnect the 4 way valve and connection pipeline Weld those 4 connecti...

Страница 127: ...rts Remival operation for eletronic expansion valve Remark Before removing the electronic expansion valve please make sure that there s no refrigerant in th pipeline of system and the power is disconn...

Страница 128: ...te During welding process do not let the flame burn out other parts Removal operation of gas liquid separator Remark Before removing the gas liquid separator please make sure that there s no refrigera...

Страница 129: ...as liquid separator well again Note During welding process do not let flame burn out other parts Removal operation for plate heat exchanger Remark Before removing the plate heat exchanger please make...

Страница 130: ...on the plate heat exchanger and then pull out the connection pipe Note During welding process do not let flame burn out other parts 4 Replace new plate heat exchanger Weld the pipe connected with pla...

Страница 131: ...ate with screwdriver Hold the front side plate upwards and then put it on the floor flatly 3 Remove rear side plate Loose the screws fixing the front panel and grille with screwdriver Put the front pa...

Страница 132: ...Process Photo Operation Instruction 2 Remove blade Loosen nuts fixing the blade with wrench Then remove the blade and put it on the floor flatly 3 Remove motor Loose screws fixing the motor with scre...

Страница 133: ...verse sequence Removal operation of compressor Remark Before removing the compressor please make sure that there s no refrigerant inside the pipeline and the power is disconnected Process Photo Operat...

Страница 134: ...peline and the power is disconnected Process Photo Operation Instruction 2 Disconnect compressor and connected pipeline Weld suction pipe and discharge pipe of compressor then pull out the connection...

Страница 135: ...erant inside the pipeline and the power is disconnected Process Photo Operation Instruction 4 Remove the compressor from the chassis Take out the compressor and replace it Note When replacing the comp...

Страница 136: ...ect suction pipe and discharge pipe of copressor and pipeline of system again Weld the connection pipe of compressor connect the pipeline and compressor Note During welding process do not let flame bu...

Страница 137: ...d well If there s no problem after checking install front and rear cover plates Removal operation for 4 way valve Remark Before removing the 4 way valve please make sure that there s no refrigerant in...

Страница 138: ...y valve Replace 4 way valve Note During welding process do not let the flame burn out other parts 4 Replace 4 way valve Weld the connection position between 4 way valve and pipeline Note During weldin...

Страница 139: ...isconnected Process Photo Operation Instruction 1 Disconnec the electronic expansion valve from the pipeline Remove the coil of electroc expansion valve at first Weld the connection pipe for expansion...

Страница 140: ...stall the coil of electronic expansion valve Note During welding process do not let the flame burn out other parts Removal operation of gas liquid separator Remark Before removing the gas liquid separ...

Страница 141: ...s liquid separator Weld the pipe connected with gas liquid separator Fix the screws at the base of gas liquid separator well again Note During welding process do not let flame burn out other parts Rem...

Страница 142: ...disconnect the power Process Photo Operation Instruction 2 Remove the bracket of plate heat exchanger Twist off the nuts fixing the bracket of plate heat exchanger 3 Weld those 4 connection spots on...

Страница 143: ...ving the plate heat exchanger please make sure that there s no refrigerant inside the pipeline of system and disconnect the power Process Photo Operation Instruction 4 Replace new plate heat exchanger...

Страница 144: ...degree is reached to 0 1MPa or above If not there may be gas leakage Please perform the leakage inspection again If there s no gas leakage please vacuum pump for another 2h d If the required vaccum d...

Страница 145: ...iquid pipe Record the amount of additional refrigerant for convenience of after sales service 2 Calculation of the amount of additional refrigerant Calculation method of the quantity of additional ref...

Страница 146: ...0 1 8 1 8 2 0 3 3 3 3 3 3 3 3 3 3 3 3 3 3 Note The refrigerant amount charged before delivery doesn t include the amount that needs to be added to indoor units and the connection pipeline Length of co...

Страница 147: ...3m 2m 1m Total length of each liquid pipe 9 52 A B C a 10 105 5 3 23m 6 35 D b c d 5 3 2 1 11m Quantity of indoor unit 4 sets Therefore the minimum quantity of additional refrigerant 23 0 054 11 0 022...

Страница 148: ...r meter for liquid pipe kg m 22 2 19 05 15 9 12 7 9 52 6 35 0 35 0 25 0 17 0 11 0 054 0 022 Note First confirm that there is no leakage from the system When compressor is not working charge additional...

Страница 149: ...stem Nitrogen must be used as the medium for the airtightness test and the nitrogen should be dry Increase pressure slowly for three steps Step 1 Increase pressure slowly to 0 5MPa stop for 5min and t...

Страница 150: ...utdoor unit and parts list 1 Model GMV 80WL A T GMV 100WL A T GMV 80WL C T GMV 100WL C T Exploded view NO Name of Part GMV 80WL A T GMV 100WL A T GMV 80WL C T GMV 100WL C T Product Code CN850W0530 CN8...

Страница 151: ...21 Front Side Plate 01314100044P 1 22 Handle 26235253 1 23 Front Grill 01572800003 1 24 Drainage hole Cap 06813401 1 25 Chassis Sub Assy 017000000148P 1 26 Motor Support Sub Assy 01804100309 1 27 Clap...

Страница 152: ...and Valve Fitting 4304413220 1 52 Strainer 07212121 1 53 Silencer 07245012 1 54 Condenser Sub Assy 01000200003302 1 55 Rear Grill 01574100010 1 56 Inhalation Tube Sub Assy 04574100067 1 57 Oil Separat...

Страница 153: ...ric Box Cover 01424100064 1 3 Electric Box Assy 100002000960 1 4 PFC Inductance 43120011 1 5 Main Board 30221000024 1 6 Filter Board 300020000004 1 7 Main Board 30226000045 1 8 Radiator 4901800007501...

Страница 154: ...agnet Coil electromagnetic valve 4304410018903 1 31 4 way Valve 4300008201 1 32 Magnet Coil 4304410018902 1 33 Compressor 00205200003 1 34 Compressor Gasket 76713066 1 35 Sensing Device 322101032 1 36...

Страница 155: ...57 Oil Separator 07228302 1 58 Strainer 07415200002 1 59 Discharge Tube Sub Assy 030013000499 1 60 Discharge Charge Valve 07133771 1 61 Electronic Expansion Valve 07334390 1 62 Electronic Expansion Va...

Страница 156: ...Diversion Circle 10474100003 1 16 Front Grill 1572800003 1 17 Gas liquid Separator 7424145 1 18 Compressor and Fittings 9001060150 1 19 Nut with Washer 70310014 3 20 Electrical Heater Compressor 7651...

Страница 157: ...100002062969 1 50 Fixed Mount 200115000011 1 51 Radiator Cushion Block 1 430059000004 1 52 Main Board 300027000118 1 53 Wiring Terminal 42010264 1 54 Radiator Cushion Block 2 430059000005 1 55 Inducta...

Страница 158: ...141WL C T Product Code CN850W0880 Part Code Quantity 74 Rear Grill 1574100014 1 75 Temperature Sensor Support 26905202 1 76 Corrugated Pipe 5015408 1 77 Drainage hole Cap 76715005 3 78 Drainage Joint...

Страница 159: ...r 15704115 1 14 Sensor Sub Assy 39008000061G 1 15 Fan Motor 1570411501 1 16 Front Grill 26904100026 1 17 Cabinet 01514100002P 1 18 Front Side Plate 01314100012P 1 19 Handle 26235253 1 20 Front Connect...

Страница 160: ...3 1 46 Discharge Charge Valve 07133771 1 47 Electronic Expansion Valve 07334447 1 48 Electric Expand Valve Fitting 4304413205 1 49 Electronic Expansion Valve 07334390 1 50 Electric Expand Valve Fittin...

Страница 161: ...Quantity 1 Front Grill 26904100026 2 2 Cabinet 01514100005 1 3 Front Side Plate 01314100012P 1 4 Handle 26235253 2 5 Front Connection Board 01344100002P 1 6 Diversion Circle 10474100001 2 7 Axial Flow...

Страница 162: ...ff Valve 07130239 1 28 Low Pressure Survey Valve Sub Assy 07334100067 1 29 Inhalation Tube Sub assy 04574100107 1 30 Strainer 07212121 1 31 Electromagnetic Valve 43000054 1 32 Discharge Tube Sub Assy...

Страница 163: ...WL C T GMV 140WL C T GMV 160WL C T CN850W0440 CN850W0450 CN850W0460 Quantity 1 Front Grill 2 2 Cabinet 1 3 Handle 2 4 Front Side Plate 1 5 Diversion Circle 2 6 Axial Flow Fan 1 7 Brushless DC Motor 1...

Страница 164: ...7 Right Connection Board 1 28 Rear Side Plate Sub Assy 1 29 Sensor 1 30 Gas liquid Separator 1 31 Strainer 1 32 Condenser Assy 1 33 Sensor High Pressure 1 34 Nozzle for Adding Freon 1 35 Pressure Prot...

Страница 165: ...1 Front Grill 2 2 Handle 1 3 Diversion Circle 1 4 Cover 2 5 Front Side Plate 1 6 Axial Flow Fan 2 7 4 way Valve 1 8 Small Valve 2 9 Strainer 1 10 Electric Expand Valve Fitting 1 11 Discharge Charge Va...

Страница 166: ...24 Rear Side Plate Sub Assy 1 25 Pressure Sensor Low 1 26 Strainer 1 27 Rear Grill 1 28 Condenser 1 29 Electric Box Assy 1 30 Terminal Board 1 31 Terminal Board 1 32 Main Board 1 33 Inductance 1 34 Br...

Страница 167: ...2 Electric Box Assy 01394100349 1 3 Radiator 49018000083 2 4 Rectifier 46010604 1 5 Reactor 4313017401 1 6 Main Board 30223000045 1 7 Phase Reverse Protector 32218018 1 8 Filter Board 30228000015 1 9...

Страница 168: ...4000417 1 34 Electric Expansion Valve Sub Assy 43044100160 1 35 One Way Valve 07133618 1 36 Electronic Expansion Valve 43044100173 1 37 Electric Expand Valve Fitting 4304413219 1 38 Sensor High Pressu...

Страница 169: ...ic Box Assy 01394100496 1 3 Radiator 49018000083 2 4 Reactor 4313017401 1 5 Main Board 30223000072 1 6 Rectifier 46010604 1 7 Phase Reverse Protector 32214101 1 8 Filter Board 30223000025 1 9 Main Boa...

Страница 170: ...Heat Exchanger Assy 00904100029 1 35 Electronic Expansion Valve 43044100172 1 36 Electric Expand Valve Fitting 4304413204 1 37 Rear Side Plate 01314100092P 1 38 Inhalation tube Assy 04574100168 1 39 E...

Страница 171: ...adiator 49018000083 2 4 Reactor 4313017401 1 5 Rectifier 46010604 1 6 Main Board 30223000072 1 7 Phase Reverse Protector 32214101 1 8 Filter Board 30223000025 1 9 Main Board 30226000066 1 10 Terminal...

Страница 172: ...1 37 Magnet Coil 4304000413 1 38 Rear Side Plate 01314100092P 1 39 Handle 26235253 2 40 Sensor High Pressure 322101032 1 41 Sensing Device 322101002 1 42 Plate type Heat Exchanger 00904100004 1 43 Ele...

Страница 173: ...JF00302323...

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Gree GMV-100WL/A-T, Руководство по обслуживанию

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Содержание GMV-100WL/A-T

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