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Gree GMV-24WL/C-T Service Manual Download Page 42

GREE                                                                          DC Inverter Side Discharge VRF 

Ⅱ

  for North America 

39 

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Summary of Contents for GMV-24WL/C-T

Page 1: ...DC Inverter Side Discharge VRF for North America Capacity 24 kBtu h 60 kBtu h Rated Frequency 60 Hz...

Page 2: ...2 Wired Controller 13 2 1 Control panel 13 2 2 Installation and removal 16 3 Remote Controller 19 4 Monitoring Software 21 4 1 Function introduction 21 4 2 Connection of computer and units 21 4 3 Part...

Page 3: ...IDU 74 6 Installation of Connection Pipe 75 6 1 Flaring Process 75 6 2 Disassembly of Compressor Feet 80 6 3 Vacuum Pumping Refrigerant Adding 80 7 Electric Wiring 84 7 1 Wiring Diagram 84 7 2 Power...

Page 4: ...GREE DC Inverter Side Discharge VRF for North America 1 PRODUCT...

Page 5: ...r Multi VRF System II is the latest generation of DC inverter units One set of air cooled outdoor unit can be connected with multiple direct evaporation indoor units that are of the same or different...

Page 6: ...range cooling 5 48 23 118 heating 20 27 4 81 5 Fine sound quality Through a series of optimized measures system has reduced the throttle noise and oil return noise of indoor units gas bypass noise et...

Page 7: ...ethod Bell mouth connection Bell mouth connection Bell mouth connection Bell mouth connection Bell mouth connection Net weight Kg 80 80 110 110 124 oz 2822 2822 3880 3880 4375 Model GMV 36WL C T U GMV...

Page 8: ...Heating Outdoor temperature 20 27 4 81 4 Product Capacity Correction 4 1 Instruction of Product Capacity Correction Nominal cooling capacity and nominal heating capacity are tested under given condit...

Page 9: ...ty kW 8 2 8 8 12 3 15 8 18 7 Btu h 28000 30000 42000 54000 64000 4 3 2 Correction factor of indoor and outdoor temperature 1 Correction factor of cooling capacity 2 Correction factor of heating capaci...

Page 10: ...0 100 110 120 130 140 150 ft 0 33 66 98 131 164 197 230 262 295 328 361 394 427 459 492 5 Principal of Operation Components in flowcharts are presented according to the following table Name Compressor...

Page 11: ...ld 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 become low te...

Page 12: ...GREE DC Inverter Side Discharge VRF for North America 9 CONTROL...

Page 13: ...nd send a signal to main board Main board will pass this signal to controller where the error will be displayed and stop unit from working 2 High low pressure sensor is used to test unit s high low pr...

Page 14: ...or Unit 1 Cooling operation 2 Heating operation 3 Drying operation 4 Operation procedure is the same as that of cooling operation 5 Fan operation 6 The EXV of the indoor unit closes in fan mode so tha...

Page 15: ...operation 2 Heating operation 1 3 Unit Control Functions 1 3 1 Control functions of outdoor unit 1 Include the following contents 2 Compressor capacity output 3 Compressor start up control 4 Outdoor f...

Page 16: ...13 1 3 2 Control functions of indoor unit 1 Include the following contents 2 Cool 3 Dry 4 Heat 5 Fan 6 Heating temperature compensation 7 Anti freezing 8 Air swing 9 Drainage pump 10 IDU EXV 11 Stati...

Page 17: ...GREE DC Inverter Side Discharge VRF for North America 14...

Page 18: ...GREE DC Inverter Side Discharge VRF for North America 15 Button Graphics...

Page 19: ...llation disconnect power of the indoor unit Do not operate when power is connected 2 Pull out the 2 core twisted pair cable from the installation hole on the wall and lead it through the hole on the b...

Page 20: ...2 and point 5 strip some of the sheath of the communication cable to meet the installation requirement 2 2 3 Removal method Fig 2 1 3 Removal of Wired Controller 2 2 4 Connection of communication cord...

Page 21: ...DC Inverter Side Discharge VRF for North America 18 Fig 2 2 4 3 One wired controller controls multiple indoor units simultaneously Fig 3 6Two wired controllers control multiple indoor units simultaneo...

Page 22: ...1 ON OFF Turn on or turn off the unit 2 TURBO Set turbo function 3 MODE Set operation mode 4 Set up down swing status 5 I FEEL Set I FEEL function 6 TEMP Switch temperature displaying type on the unit...

Page 23: ...t 2 FAN Set fan speed 3 Set temperature and time 4 MODE Set operation mode 5 Set quiet function 6 Set health function and air function 7 Set left right swing status 8 Set up down swing status 9 X FAN...

Page 24: ...allation and after sales service and commissioning It can debug units and control units operation status quickly and conveniently It will not only improve the productivity but also reduce the difficul...

Page 25: ...0082 Wire connecting computer s USB interface and converter Communicaiton board 30118015 This board can be used when units are far from the computer Board connection wire 1m 4001023229 4 core wire con...

Page 26: ...nverter is under CAN data transferring mode the function LED of CAN to USB will be on 5 When converter is under HBS data transferring mode the function LED of HBS to USB will be on 6 USB interface con...

Page 27: ...interface of USB data converter at the other end as indicated below 4 3 4 2 Board Connection Wire There are 2 board connection wires supplied for the commissioning tool kits One is 1 meter s long and...

Page 28: ...wn in text or curve This function has greatly saved the time to track problem cause and resolved the difficulty of problem reproduction 5 Applicable to multiple series models and users Gree Commission...

Page 29: ...mmissioning Tool Kits install these programmes Net Framework 4 0 USB Data Converter Access Driver necessary for versions below OFFICE 2007 Gree Debugger 4 4 1 2 Installation flowchart Button Graphics...

Page 30: ...for North America 27 4 4 1 3 Installation process 1 Install Net Framework 4 0 If your computer has installed Net Framework 4 0 or versions above there s no need to install again Otherwise click Instal...

Page 31: ...GREE DC Inverter Side Discharge VRF for North America 28 Click and select I have read and accept the license terms Then click Install Installation is in progress...

Page 32: ...for North America 29 Click Finish to complete the installation 2 Install Access Driver Before operating Gree commissioning software please first install Access Driver necessary for versions below OFFI...

Page 33: ...GREE DC Inverter Side Discharge VRF for North America 30 Click Next Tick I accept the terms in the License Agreement and then click Next...

Page 34: ...GREE DC Inverter Side Discharge VRF for North America 31 Click Browse to change the default folder to the expected one or click Install to continue the installation Installation is in progress...

Page 35: ...North America 32 Click Ok to complete the installation 3 Install Gree Debugger Before installing Gree debugger make sure that your computer is installed with Net Framework 4 0 or versions above Then...

Page 36: ...GREE DC Inverter Side Discharge VRF for North America 33 Click Browse to select installation folder If no change is needed for the folder click Next to continue the installation Click Next...

Page 37: ...GREE DC Inverter Side Discharge VRF for North America 34 Installation is in progress Click Close to complete the installation...

Page 38: ...for North America 35 4 Install USB Converter Driver If USB converter driver is already installed in your computer this part can be skipped Otherwise click Install USB Converter Driver Then the followi...

Page 39: ...ion is finished 5 Install Gree USB Data Converter If converter baud rate is needed to be set then converter configuring software must be installed Click Install Gree USB Data Converter Then select the...

Page 40: ...GREE DC Inverter Side Discharge VRF for North America 37 Click Next Tick I accept the agreement Then click Next to continue installation...

Page 41: ...GREE DC Inverter Side Discharge VRF for North America 38 Click Browse to select your expected installation folder Click Next to continue Click Browse to change folder Click Next to continue...

Page 42: ...u want to create s desktop shortcut tick Creat a desktop icon Then click Next to continue Destiniation location folder and additional task will be shown in the next step If you need to change any of i...

Page 43: ...GREE DC Inverter Side Discharge VRF for North America 40 Installaiton is in progress Click Finish to complete the installation...

Page 44: ...th America 41 4 4 2 Data monitoring Gree Debugger Start up Gree Debugger On the original interface user can select language and units system Click OK to confirm the defaulted language and units system...

Page 45: ...system of units 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 numbers Otherwis...

Page 46: ...ica 43 COM selection the serial port in your computer can be detected automatically You just need to select your desired serial port Protocal selection This is to select the communication method of yo...

Page 47: ...can hide devices information and system information by clicking devices information icon and system icon Display zones of indoor unit information and errors can be dragged up and down at the dividing...

Page 48: ...GREE DC Inverter Side Discharge VRF for North America 45 On the display zone of devices information you may click to select and view units that need monitoring...

Page 49: ...enable the debugging function Then debugging will be started up automatically indicates that debugging is in progress while indicates debugging is completed If OK button is displayed it means user ne...

Page 50: ...ot be completed unless problem is solved after problem is solved step without OK button will switch to the next step automatically otherwise user needs to click OK to continue Click icon and relevant...

Page 51: ...p button is null Step 11 13 and 14 are reserved steps And step 13 14 15 and 16 are steps in parallel only one of the four will be selected according to actual needs 4 4 4 Control units Click icon of S...

Page 52: ...or you may click Select All to select all 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 setting...

Page 53: ...GREE DC Inverter Side Discharge VRF for North America 50 4 4 5 Other functions 1 Capture screen Click icon of Capture Screen to print the interface If you want to open the interface click Open...

Page 54: ...GREE DC Inverter Side Discharge VRF for North America 51 2 Search for database folder Click icon of Open Data Folder on the menu bar to open database folder...

Page 55: ...Display Settings to select High Low Pressure Value and Refrigerant Type Select Temperature and the pressure parameter displayed on the interface will be temperature Select Pressure and the pressure pa...

Page 56: ...aving of multiple systems Click icon of Others on the menu bar and click Database Save Settings to select which system that needs to save database Because there is a large quantity of data in a networ...

Page 57: ...ing 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 t...

Page 58: ...or indoor units or the mainboard of wired controller according to actual needs HBS CAN and RS485 of the converter can be switched by buttons Press the button SET on the converter to realize the conve...

Page 59: ...GREE DC Inverter Side Discharge VRF for North America 56 Step 2 In the pop up window select Device Manager in the left column and then find Port COM and LPT in the right column Click its...

Page 60: ...nverter Side Discharge VRF for North America 57 Step 3 Right click USB Serial Port COM6 and then click Properties The dialog box of properties will then pop up Step 4 Then click Port Settings in the d...

Page 61: ...DC Inverter Side Discharge VRF for North America 58 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...

Page 62: ...efaulted baud rate unit bps AC is connected with Baud rate of air conditioner interface Baud rate of USB interface CAN 20000 50000 self adaptive 115200 HBS 57600 38400 RS485 9600 9600 Baud rate look u...

Page 63: ...GREE DC Inverter Side Discharge VRF for North America 60 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...

Page 64: ...EE DC Inverter Side Discharge VRF for North America 61 If you want to restore ex factory settings click Default to restore the default settings Click Get to get the current setting details of converte...

Page 65: ...GREE DC Inverter Side Discharge VRF for North America 62 Switchover of Software Languages...

Page 66: ...GREE DC Inverter Side Discharge VRF for North America 63 INSTALLATION...

Page 67: ...n is not filled into the refrigerant pipe or insufficient Nitrogen is filled before welding Pipes are more likely to be blocked air conditioning performance is reduced compressor wear is increased or...

Page 68: ...hich reduces the heat exchanging performance or even prevent the system from normal operation in addition the cold and hot air for heat exchange and the noise may annoy people in surrounding areas 18...

Page 69: ...cations and wall thickness 4 Water supplying UPVC pipe 32mm 2mm 40mm 2mm 50mm 2 5mm 5 HDG steel pipe 25mm 3 25mm 32mm 3 25mm 40mm 3 5mm 50mm 3 5mm 2 3 Insulation material 1 Rubber foam insulation mate...

Page 70: ...1 Before installation please check the power cord if it complies with the power supply requirement on the nameplate Make sure the power supply is safe 2 This air conditioner must be properly grounded...

Page 71: ...o protect the unit during hanging and installation Prohibit hitting the sheet metal to avoid rust in the future 5 Avoid direct sunlight 6 The rain and condensation water can be drained out smoothly 7...

Page 72: ...GREE DC Inverter Side Discharge VRF for North America 69 Fig 1 Unit mm inch Model A B C D E GMV 24WL C T U GMV 28WL C T U 980 38 6 19 360 14 3 16 790 31 2 16 650 25 3 5 395 15 5 9 Fig 2...

Page 73: ...7 8 3 7 Installation space requirement If all sides of the ODU including the top are surrounded by walls process according to the following requirements for installation space Fig 3 Fig 4 4 Installat...

Page 74: ...pe 40 131 L2 L3 d Height difference between ODU and IDU ODU at upper side 30 98 ODU at lower side 30 98 Height difference between IDUs 10 33 GMV 36WL A T U GMV 48WL A T U GMV 60WL A T U GMV 36WL C T U...

Page 75: ...l be determined by the dimension of outdoor connection pipe Fig 6 Dimension of outdoor connection pipe Basic module Pipe dimension Gas pipe mm inch Liquid pipe mm inch GMV 24WL C T U 15 9 5 8 9 52 3 8...

Page 76: ...oor unit prevails Fig 7 Refrigerant system Total capacity of downstream indoor units C Btu h Model Y type branch C 68200 FQ01A A 68200 C 102400 FQ01B A 102400 C 238800 FQ02 A 238800 C 460600 FQ03 A 46...

Page 77: ...DU Dimension of pipe between indoor branch and IDU should be consistent with the dimension of indoor pipe Fig 9 Rated capacity of IDU C Btu h Gas pipe mm inch Liquid pipe mm inch C 9600 9 52 3 8 6 35...

Page 78: ...me position 6 1Flaring Process 1 Use pipe cutter to cut the connection pipe in case it is unshaped 2 Keep the pipe downward in case cutting scraps get into the pipe Clear away the burrs after cutting...

Page 79: ...ction pipe should be supported by a bearer rather than the unit 3 The bending angle of piping should not be too small otherwise the piping might have cracks Please use a pipe bender to bend the pipe 4...

Page 80: ...r and straight pipe Use a soldering gun to unsolder straight pipe 1 and straight pipe 2 Install connection pipe 1 and connection pipe 2 to the corresponding position and then seal the apertures with w...

Page 81: ...r indoor pipe connection During engineering installation the connection pipe inside the unit must be wrapped by insulation sleeve Below is the piping diagram of GMV 24WL C T U GMV 28WL C T U According...

Page 82: ...line 1 For multi VRF system every copper pipe should be labeled so as to avoid misconnection 2 At the branch inlet leave at least 500mm 19 3 4inch straight pipe section 3 Thermal insulation for pipeli...

Page 83: ...ssor Feet In order to prevent unit from damage during transportation 2 metal pieces are fitted to outdoor unit s compressor feet before unit leaves factory See fig 22 Fig 22 When installing the unit m...

Page 84: ...nt for convenience of after sales service 2 Calculation of the amount of additional refrigerant Calculation method of the quantity of additional refrigerant based on liquid pipe Quantity of additional...

Page 85: ...6 35 D b c d 5 3 2 1 11m 36feet NOTICE Liquid pipe that is within 20m 65 5 8feet doesn t need to be added with refrigerant Therefore the minimum quantity of additional refrigerant 23 20 0 054 11 0 02...

Page 86: ...DU No IDU IDU IDU IDU Model Duct type GMV ND18PLS A T U Duct type GMV ND12PLS A T U Duct type GMV ND09PLS A T U Duct type GMV ND09PLS A T U Liquid pipe No A B C D Pipe size 9 52 9 52 9 52 6 35 Length...

Page 87: ...ircuit breaker that can cut off the power of the entire system The air switch should include magnetic trip function and thermal trip function so that system can be protected from short circuit and ove...

Page 88: ...1 Real line method 2 Broken line method Please select it based on the actual installation situation 7 2 Power Cable Wire Gauge and Circuit Breaker Selection Model Power supply Max Fuse Size Fusible M...

Page 89: ...ging 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 record to...

Page 90: ...next step starts 00 16 CL Display circularly 00 16 displays the quantity of indoor unit identified by the system CL means the amount of indoor unit is very little amount of indoor unit 2 at this mome...

Page 91: ...step starts 09_ Refrigerant judgments before startup 09 U4 Display circularly System is lack of refrigerant and display will be as in the left Please cut off power of IDU and ODU and check if there i...

Page 92: ...code Progress code Status code Code meaning and operation method Progress LED1 LED2 LED3 Code Display status Code Display status Code Display status 01_ Set master unit db On 01 On AO On System is not...

Page 93: ...in the left for 2s and detect the capacity ratio of IDU and ODU If the ratio is within range than next step will start 2s later If the ratio is out of range unit will display as below db On 05 On CH O...

Page 94: ...t step starts 08_ Confirm preheated compressor db On 08 On UO On Preheat time for compressor is less than 8 hours Display will be as in the left until the preheat time reaches 8 hours Press main board...

Page 95: ...p is confirmed After displaying for 2s system will choose 15_Cooling debugging or 16_Heating debugging according to ambient temperature If the project requests to add refrigerant but it is not complem...

Page 96: ...ll be within 44 53 111 127 In heat mode if ambient temp is above 5 23 system s high pressure value is within 40 52 104 126 If ambient temp is low and many IDUs are turned on the high pressure will be...

Page 97: ...of indoor EXV varies within 70 480PLS 16 GMV 36WL A T U GMV 48WL A T U GMV 36WL C T U GMV 48WL C T U In cool mode the opening angle of indoor EXV varies within 70 480PLS In heat mode the opening angle...

Page 98: ...GREE DC Inverter Side Discharge VRF for North America 95 MAINTENANCE...

Page 99: ...mperature sensor C0 Communication malfunction L8 Insufficient power supply d7 Malfunction of humidity sensor AJ Clean alarming for filter db Special code engineering debugging code 1 2 Status display...

Page 100: ...riving board of compressor uniform Driving board of compressor operates abnormally uniform Voltage protection of driving board power of compressor uniform Reset protection of driving module of compres...

Page 101: ...mal PCB of wired controller is abnormal J Gas mixing protection of 4 way valve High pressure ratio protection of system Protection due to abnormal pressure b Malfunction of inlet temp sensor of gas li...

Page 102: ...compressor s drive DC bus bar Phase lacking of inverter compressor Drive charging circuit malfunction of compressor Failure startup of inverter compressor AC current protection of inverter compressor...

Page 103: ...IP address Status A Long distance emergency stop Emergency stop of operation Limit operation q Working mode of compressor heating zone 2 Troubleshooting Troubleshooting principle 1 Communication malf...

Page 104: ...l 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 sw...

Page 105: ...of 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 swin...

Page 106: ...door 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 complet...

Page 107: ...f 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 v...

Page 108: ...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...

Page 109: ...main 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...

Page 110: ...res 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...

Page 111: ...ly 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 pro...

Page 112: ...3 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 tu...

Page 113: ...ss valve electric heating belt and control signal Fan Bold line is the power line and the slim line is the control line 3 2 Main electric parts Name Photo Function introduction Filter plate It main ef...

Page 114: ...on introduction PFC module Four diodes and two MOS pipe are intergrated inside the PFC module It will transform AC input power into DC power Meanwhile MOS pipe is controlled by PWM wave Pressure will...

Page 115: ...GREE DC Inverter Side Discharge VRF for North America 112 GMV 36WL A T U GMV 48WL A T U GMV 36WL C T U GMV 48WL C T U...

Page 116: ...GREE DC Inverter Side Discharge VRF for North America 113 GMV 60WL A T U 4 Removal of Parts GMV 60WL C T U...

Page 117: ...frigerant liquid into low pressure steam 4 way valve It changes the flow direction of refrigerant for switching between cooling and heating Oil separator It stays between discharge outlet of compresso...

Page 118: ...nnecting indoor unit and outdoor unit and used for maintenance and installation 4 2 Removal of key parts 4 2 1 GMV 24WL C T U GMV 28WL C T U series unit Removal operation for panel Remark Before remov...

Page 119: ...te sub assy Loose the screw fixing the front side plate with screwdriver Hold the front side plate upwards and then put it on the floor flatly 3 Remove front panel and grille Loose the screws fixing t...

Page 120: ...ove grille Loose screws fixing the panel with screwdriver Then remove the grille 2 Remove blade Loosen nuts fixing the blade with wrench Then remove the blade and put it on the floor flatly 3 Remove m...

Page 121: ...re 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 p...

Page 122: ...r compressor with wrench 4 Remove the compressor from the chassis Take out the compressor and replace it Note When replacing the compressor do not damage nearby pipelines and other parts 5 Fix the new...

Page 123: ...r cord make marks for different color power cords and corresponding wiring terminals 8 Check and open the upper cover plate Check whether the pipeline is connected well Check whetehr all parts and con...

Page 124: ...on 2 Disconnect the 4 way valve and connection pipeline Weld those 4 connection spots on 4 way valve and then pull out the connection pipe Note During welding process do not let the flae burn out othe...

Page 125: ...rom the pipeline Remove the coil of electroc expansion valve at first Weld the connection pipe for expansion valve and then pull out the connection pipe Note During welding process do not let flame bu...

Page 126: ...e and exit pipe of gas liquid separator Weld those two connection spots on the gas liquid separator and then pull out the connection pipe Note During welding process do not let flame burn out other pa...

Page 127: ...te firstly then remove right plate and remove back plate finally 2 Remove the bracket of plate heat exchanger Twist off the nuts fixing the bracket of plate heat exchanger 3 Weld those 4 connection sp...

Page 128: ...rocess 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 su...

Page 129: ...ate 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 d...

Page 130: ...connected 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 moto...

Page 131: ...iixng the compressor with screwdriver Then pull out the power cord Note When removing the power cord make marks for different color power cords and corresponding wiring terminals for wrong terminal 2...

Page 132: ...ressor from chassis Take out the compressor and replace it Note When replacing the compressor do not damage nearby pipelines and other parts 5 Fix the new compressor at the chassis After replacing the...

Page 133: ...r cord make marks for different color power cords and corresponding wiring terminals 8 Check and open the upper cover plate Check whether the pipeline is connected well Check whetehr all parts and con...

Page 134: ...on 2 Disconnect the 4 way valve and connection pipeline Weld those 4 connection spots on 4 way valve and then pull out the connection pipe Note During welding process do not let the flae burn out othe...

Page 135: ...rom the pipeline Remove the coil of electroc expansion valve at first Weld the connection pipe for expansion valve and then pull out the connection pipe Note During welding process do not let flame bu...

Page 136: ...e and exit pipe of gas liquid separator Weld those two connection spots on the gas liquid separator and then pull out the connection pipe Note During welding process do not let flame burn out other pa...

Page 137: ...Process Photo Operation Instruction 1 Twist off two nuts fixing the plate heat exchanger with wrench Twist off two nuts fixing the plate heat exchanger with wrench 2 Disconnect inlet pipe and outlet p...

Page 138: ...Vacuum drying 1 1Operation procedure a Before vacuum pumping please confirm that the cut off valve for gas pipe and liquid pipe is at off status b Use charging conduct pipe to connect the governing v...

Page 139: ...vacuum pump c Keep the vacuum pump for 2h and confirm that the pressure of vacuum meter hasn t been increased 6 Exploded View of Unit and Parts List Exploed view for outdoor unit and parts list 1 Mode...

Page 140: ...Switch 46020006 1 46020006 1 15 Strainer 07415200002 1 07415200002 1 16 Sensor Insert 42020063 1 42020063 1 17 Gas liquid Separator 07422809 1 07422809 1 18 Nozzle for Adding Freon 06120012 1 0612001...

Page 141: ...06000255 1 52 Electromagnetic Valve 43000054 1 43000054 1 53 Magnet Coil electromagnetic valve 4304410018901 1 4304410018901 1 54 Motor Support Sub Assy 01804100309 1 01804100309 1 55 Brushless DC Mot...

Page 142: ...1 85 Diversion Circle 10474100003 1 10474100003 1 86 Front Grill 01572800003 1 01572800003 1 87 Rear Side Plate 01314100045P 1 01314100045P 1 88 Handle 26235253 1 26235253 1 89 Front Side Plate 013141...

Page 143: ...e CN850W0270 1 Coping 01264100008P 1 01264100047P 1 2 Inductance Assy 01394100050 1 3 Inductance 43120122 1 43128000015 1 4 Electric Box Assy 01394100427 1 100002000013 1 5 Main Board 30228000005 1 30...

Page 144: ...ect Switch 4602000902 1 4602000902 1 26 Discharge Tube Sub Assy 04534100057 1 030013000052 1 27 Silencer 07444105 1 28 Oil Separator 07424105 1 07424105 1 29 Compressor and Fittings 0020410000102 1 00...

Page 145: ...Valve Fitting 4304413220 1 4304413205 1 51 Low Pressure Survey Valve Sub Assy 07334100067 1 07334100063 1 52 Cut off Valve 07130239 1 07130239 1 53 Strainer 07212121 1 07415200002 1 54 Silencer 07245...

Page 146: ...01314100013 1 2 Diversion Circle 06123401 1 3 Cabinet 390002060018 1 4 Handle 765152128 1 5 Front Side Plate 765100047 1 6 7 Axial Flow Fan Brushless DC Motor 43120122 1 01394100545 1 8 Brushless DC M...

Page 147: ...100014 1 28 4 way Valve 07130209 1 29 Gas liquid Separator 07212001 1 30 Strainer 07334447 1 31 Condenser Assy 007023000004 1 32 Rear Grill 071015000002 1 33 Corrugated Pipe 43044100173 1 34 Electric...

Page 148: ...000453 1 3 PFC Inductance 4300040094 1 4 Filter Board 4304413205 1 5 Drive Board 26113009 1 6 Main Board 39008000061G 1 7 Terminal Board 765152128 1 8 Terminal Board 765100047 1 9 Left Side Plate 0157...

Page 149: ...alve Sub Assy 017000000005 1 32 fusible plug 15010406001302 1 33 Electronic Expansion Valve 01514100013 1 34 Strainer 01314100082 1 35 Plate type Heat Exchanger 2690410001603 1 36 Rear Side Plate 1047...

Page 150: ...JF00302320...

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