Airwell YEVFD Series Service Manual Download Page 23

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9. Selection Procedure

Calculate each indoor load separately

Select the indoor units

that matches the indoor load

Perform temperature correction to

calculate the actual capacity

of the indoor unit

Indoor actual capacity

≥

indoor load

Calculate the total capacity

of the indoor units

Yes

Reselect the

indoor units

Select the outdoor units

Calculate correction coefficient

such as temperature / pipe

length / drop

Calculate system capability

Changed the

outdoor units

Outdoor total capacity

≥system capability

Calculate indoor capability

Indoor actual capacity

≥

indoor load

Finish

Summary of Contents for YEVFD Series

Page 1: ...anual AW YEVFD220 H16 AW YEVFD280 H16 AW YEVFD335 H16 IMPORTANT NOTE Read this manual carefully before installing or operating your new air conditioning unit Make sure to save this manual for future r...

Page 2: ...7 9 Selection Procedure 21 10 Operation Range 22 11 Noise Level 23 12 Outdoor Installation 24 12 1 Safety 24 12 2 Installation instruction 26 13 PCB Photo 46 14 Dip Switch Setting 47 15 Outdoor digita...

Page 3: ...07 N11 AW CBV016 012 N11 AWSI CCV018 N11 AWSI CCV024 N11 AW CCV038 030 N11 AW CCV048 042 N11 ONE WAY CASSETTE TYPE P1B 1050IB AW CDV09 07 N11 AWSI CDV012 N11 4 WAY CASSETTE TYPE PB 700lB AWSI CBV005 N...

Page 4: ...DBV038 N11 AW DBV048 N11 AW DCV048 038 030 N11 AW DCV096 072 N11 HlGH ESP DUCT TYPE AWSI DCV018 N11 AWSI DCV024 N11 NEW CONSOLE AW EAV018 012 09 N11 N HIGH WALL AWSI HBV030 N11 AW HBV009 007 N11 AWSI...

Page 5: ...to the normal type full series Tube in tube type two stage sub cooling design enhance efficiency double fan 4 5 6HP PID control to realize more precise control of opening degree of EEV compressor rot...

Page 6: ...rature control to realize rapid frost and instant frost Indoor self cleaning The evaporator cold expanded Common self cleaning The evaporator cold expanded 56 high temperature self cleaning Common sel...

Page 7: ...or Brand Mitsubishi Model LNB65FBEMC Type Rotary Compressor quantity 1 Capacity W 20100 Power Input W 6270 Rated current RLA A 17 7 Speed rps 60 Crankcase Heater W 60 0 Refrigerant oil brand Itochu LT...

Page 8: ...rigerant Type R410A Charged volume kg 5 1 Throttle type EEV Design pressure MPa 4 15 Refrigerant piping Liquid pipe mm 9 52 Gas pipe mm 19 05 Total pipe lenth m 300 Max pipe length Equivalent Actual m...

Page 9: ...d Mitsubishi Model LNB65FBEMC Type Rotary Compressor quantity 1 Capacity W 20100 Power Input W 6270 Rated current RLA A 17 7 Speed rps 60 Crankcase Heater W 60 0 Refrigerant oil brand Itochu LTD Shang...

Page 10: ...rigerant Type R410A Charged volume kg 5 1 Throttle type EEV Design pressure MPa 4 15 Refrigerant piping Liquid pipe mm 9 52 Gas pipe mm 22 22 Total pipe lenth m 300 Max pipe length Equivalent Actual m...

Page 11: ...nd Mitsubishi Model LNB65FBEMC Type Rotary Compressor quantity 1 Capacity W 20100 Power Input W 6270 Rated current RLA A 17 7 Speed rps 60 Crankcase Heater W 60 0 Refrigerant oil brand Itochu LTD Shan...

Page 12: ...ant Type R410A Charged volume kg 5 1 Throttle type EEV Design pressure MPa 4 15 Refrigerant piping Liquid pipe mm 12 7 Gas pipe mm 25 4 Total pipe lenth m 300 Max pipe length Equivalent Actual m 175 1...

Page 13: ...3 Dimension 11...

Page 14: ...4 Function Parts layout 12...

Page 15: ...5 Center of gravity 13...

Page 16: ...6 Refrigerant Circuit 14...

Page 17: ...ooling valve 3 0 Solenoid valve SV1 1 Keep balance of high low pressure when compressor starts up and stops 2 High low pressure protection AC220V Open when power is on close when power is off 2A 4 way...

Page 18: ...ne SV1 Unload valve 1 SV2 Unload valve 2 CT Current test PD PS CT F U S E CN31 Y PQ Indoor COMM XY AB WIRE DIAGRAM 0150543922 W DC DC FILTER Control Board Dial Switch Introduction Please check the pow...

Page 19: ...b temperature C Capacity modification value 1 2 1 1 1 0 0 9 Outdoor air dry bulb temperature C Capacity modification value 5 20 0 25 5 30 10 35 15 40 43 1 1 1 0 0 9 80 90 100 110 120 Airflow variation...

Page 20: ...5 10 15 1 1 1 0 0 9 80 90 100 110 120 Airflow variation rate Capacity modification value 120 100 100 120 140 80 60 40 20 20 40 60 80 0 Total capacity of indoor unit group Standard capacity Capacity mo...

Page 21: ...pipe diameter should be enlarged one size when the single way pipe length is over 90m 2 When in cooling mode outdoor is lower than indoor or when in heating mode outdoor is higher than indoor the comp...

Page 22: ...635 0 613 40 0 0 0 0 0 0 900 0 882 0 861 0 839 0 818 0 797 0 772 0 751 0 730 0 708 0 698 0 668 0 627 0 600 In heating Drop m Single pipe length from the farthest outdoor unit to the farthest indoor un...

Page 23: ...Indoor actual capacity indoor load Calculate the total capacity of the indoor units Yes Yes Yes No No No Reselect the indoor units Select the outdoor units Calculate correction coefficient such as te...

Page 24: ...10 Operation Range 22...

Page 25: ...e level dB A Octave band center frequency Hz 8000 4000 2000 1000 500 250 125 70 60 50 40 30 20 10 NC 60 NC 50 NC 40 NC 30 NC 20 H Limit of audible continuous noise 63 8000 4000 2000 1000 500 250 125 7...

Page 26: ...ppliances are not intended to be operated by means of an external timer or separate remote control system Keep the appliance and its cord out of reach of children less than 8 years WARNING The install...

Page 27: ...d exceeds the limited concentration it will cause lack of oxygen Don t use the other refrigerant except for R410A The R410A pressure is 1 6 times higher than R22 pressure The refrigerant R410A tank is...

Page 28: ...doors has been set 1 Before installation 1 Before installation check if the model power supply pipe wires and parts purchased respectively are correct 2 Check if the indoors and outdoors can be combin...

Page 29: ...ortation Please remove the outdoor unit to the installation location as far as possible near place befor open the packaging Forbid on the equipments to place anything need to use 2 ropes while promoti...

Page 30: ...ow overlay area installs outdoor unit please add to defend snow cover Outdoor unit installed in the shade avoiding direct sunlight or high temperature heat sources of radiation Do not install in dusty...

Page 31: ...29...

Page 32: ...Case 2 obstacles on the inlet and top side 30...

Page 33: ...Case 3 obstacles on the outlet both right and left side Single Outdoor Min1000mm Min1000mm Min300mm Min150mm Min360mm H h 31...

Page 34: ...in360mm Min1000mm H h If h H please set the outdoor on the foundation to make sure H h H The height of outdoor and foundation Note Avoid making air short cycle in any case h A 0 h 1 2H Over 600 1 2H h...

Page 35: ...33...

Page 36: ...to clean the pipe The nitrogen should flow under the pressure of about 0 5Mpa and when charging the nitrogen stop up the end of the pipe by hand to enhance the pressure in the pipe then loose the hand...

Page 37: ...eter of the gas and liquid pipe of the indoor units shall be according to the installation manual for indoor units 2 Pipe b diameter between branch pipes Total indoor capacity after the branch pipe kW...

Page 38: ...r Single way total pipe length 300m Single way pipe length Max 150m Equal Length 175m Main pipe beween outdoor to 1st branch Max 110m Equal Length 135m Pipe length between outdoors Less than 10m to 1s...

Page 39: ...losest one to the 1st branch pipe Note 1 When connecting the outdoor branch pipe and the outdoor please pay attention to the outdoor pipe dimension 2 When adjusting the diameter among outdoor branch p...

Page 40: ...iameter mm A 6 35 9 1 9 52 13 2 12 7 16 6 15 88 19 7 Expanding pipe A mm Pipe outer diameter mm When it is hard pipe Special tool for R410A The former tool 6 35 0 0 5 1 0 1 5 9 52 12 7 15 88 Projectin...

Page 41: ...than 5 minutes confirm if pressure goes down c Apply the pressure to the target pressure 4 15MPa record the temp and the pressure d Leave it at 4 15MPa for over 1 day if pressure does not go down the...

Page 42: ...charging must be finished within 30 minutes especially when the unit is running meanwhile charging the refrigerant The unit is charged only part of the refrigerant at the factory also need additional...

Page 43: ...120 That for liquid pipe should be over 70 The material thickness should be over 10mm when ambient temp is 30 and the relative humidity is over 80 the material thickness should be over 20mm In operati...

Page 44: ...to 1 two wired controller controls one indoor as shown in above figure indoor 19 Either of wired controllers can be set as master wired controller and the other is slave wired controller Master slave...

Page 45: ...V 50 60Hz power source 1PH 220 240V 50 60Hz power source 1PH 220 240V 50 60Hz power source 1PH 220 240V 50 60Hz Outdoor power source and power cable Power cable must be fixed firmly Each outdoor must...

Page 46: ...heating operation Heating mode characteristic The unit operation condition Defrosting in heating mode If starting up the unit after being powered off the compressor will run about 5 minutes later aga...

Page 47: ...ss ON OFF button to start up the unit Heating capacity Trial operation The heating mode adopts the heat pump type that absorbs outdoor heat energy and releases into indoor So if outdoor temperature go...

Page 48: ...13 PCB Photo PCB code 0151800421B LED7 LED2 LED8 LED9 BM1 LED10 LED4 LED3 LED6 LED5 SW1 SW2 SW3 46...

Page 49: ...it and lock the quantity BM1_2 BM1_3 BM1_4 BM1_5 Capacity selection BM1_2 BM1_3 BM1_4 BM1_5 Capacity selection 0 0 1 1 8HP 0 1 0 1 10HP 0 1 1 1 12HP BM1_6 Indoor ON OFF simultaneous control 0 Indoor u...

Page 50: ...nication interrupted normal display 0000 5 consecutive round of no communication success communication has been abnormal display For example 3 9 means the indoor unit version is V3 9 4 Indoor unit fai...

Page 51: ...ed 345 representation 345rpm Press ENTER SW7 for 3s continuously display 1111 then to set flashing Press UP SW4 once fan speed will go up 1 level press DOWN SW7 once fan speed will decrease 1 level Pr...

Page 52: ...acity in one system Total outdoor unit capacity unit HP For example 5 0 means total capacity is 5HP 0 2 2 Total indoor unit capacity 50 means 50HP 0 3 2 The indoor units quantity in one system For exa...

Page 53: ...d then power up again B In the current state of the code not press ENTER SW7 or change the dip switch selection do not save the current set value exit the setting state stop flashing display E2 contro...

Page 54: ...lve LEV solenoid valve SV and so on including evacuation and charging excluding rated operation compulsory operation indoor run stop etc Examination of local EE data SW1 SW2 SW3 Function Display with...

Page 55: ...high exhaust protection and current protection is priority and the low exhaust up frequency protection is shielded 16 2 Compressor output control Compressor Pd Ps control control the compressor frequ...

Page 56: ...3 C Te 23 C For 5min continuously Outdoor Te 10 C for 1min continuously Outdoor Te 15 C for 10min continuously X During the oil return operation meets the following condition the cumulative operation...

Page 57: ...he maximum frequency can t exceed 75 of the maximum frequency the PMV of the outdoor and the Thermo ON indoor unit control automatically Thermo OFF indoor PMV opening angle is 250 pls 16 4 3 Oil retur...

Page 58: ...t the number of indoor units was more than the set number for 300 seconds 28 1C Discharge pressure sensor Pd failure Continuous disconnect for 60 seconds or short circuit failure alarm Resumable 29 1D...

Page 59: ...tly Resumable 51 0 33 LEVa over current LEV driver chip detection Resumable 51 2 33 LEVb over current LEV driver chip detection Resumable 52 0 34 LEVa circuit open failure LEV driver chip detection Re...

Page 60: ...minutes Failure is locked if it occurs 3 times in one hour Once failure locked un resumable 83 53 Model setting error Model setting does not match the outdoor unit Once failure locked un resumable 110...

Page 61: ...ected incorrectly Resumable 121 79 Power supply of inverter module board is abnormal Power supply of inverter board is broken down instantly Resumable 122 7A The temp sensor of inverter module is abno...

Page 62: ...e sensor failure If sensor terminal is fixed well If voltage between red terminal and black terminal is 5V when testing pressure sensor by multimeter If voltage between white terminal and black termin...

Page 63: ...e disappears after changing indoor PCB If there is noise source Check outdoor PCB if faulty replace it If communication wire is separate from high voltage wire on layout Modify the communication wire...

Page 64: ...a Replace 4 way valve Re connect Check if SV1 leaks Replace connecting board Check compressor Measure if CN49 voltage on connecting board is 220VAC after 4 way valve reversing condition is met If ther...

Page 65: ...ed Make pressure switch terminal on connecting board in short circuit check if failure exists still If sensor resistor characteristic is proper If sensor terminal is fixed well If the system is lack o...

Page 66: ...ed well Check if refrigerant is too much In cooling mode when the indoor unit off if the EEV can t completely close Fix again or replace the sensor Reconnect Replace or adjustment the indoor unit EEV...

Page 67: ...s in conformance with the measured data by sensor Check if terminal of electronic expansion valve coil is fixed well Check if piping system is clogged Check if system is lack of refrigerant Check if s...

Page 68: ...s normally If stop valve opens fully If in heating indoor fan motor runs normally and if filter is clogged Check if piping system is clogged No No No No Yes Yes Yes Yes Yes Replace pressure sensor Ope...

Page 69: ...ed well Check if refrigerant is too much In cooling mode when the indoor unit off if the EEV can t completely close No No No Yes Yes Yes Yes Re connect Replace module Replace wire Replace connecting b...

Page 70: ...ck if failure exists still Replace pressure switch Replace connecting board Re connect No Yes No No Yes Yes If the system lack of refrigerant Recharge the refrigerant 53 Current sensor failure Check i...

Page 71: ...temperature on top of fixed fixed frequency compressor is too high If normal after replacing CT detector If AC contactor work If there is air into the system If there is clogged motor is bad Replace c...

Page 72: ...ly fiction Forced the fan in low speed measure if it has alternating voltage between FG and GND Check the motor and PCB connection is well Replace fan motor Re connect Replace the motor Replace the ou...

Page 73: ...ppositely If 4 way valve is interconnected Measure if there is voltage U V W of compressor by multimeter and if it is normal Replace inverter compressor Re connect Correct compressor wire Correct comp...

Page 74: ...lance Check if the high low pressure is normal Change the module Reconnect or change the wires Change the compressor Yes Yes Yes No No 82 Compressor current protection 108 Transient over current in IP...

Page 75: ...e the failure Solve the failures due to relative information If power module is normal Check if wire of electric box is correct and if compressor wire is fixed well If there are the other failure rece...

Page 76: ...sor are normal If compressor is normal compressor coil resistor insulation Compressor load too much check the reason Check the temperature sensor characteristic is correct Check the radiator is blocke...

Page 77: ...tection of overload 114 Voltage too low of DC bus line of transducer Check if voltage of power supply is normal Measure if DC bus line voltage between P and N of module is less than 375V Circuit of DC...

Page 78: ...wer supply circuit Correct the wiring due to diagram Circuit of DC bus line voltage on inverter control board abnormal replace inverter control board Yes Yes Yes No No No Check if wire between control...

Page 79: ...wer module If compressor is normal compressor coil resistor insulation Yes Yes Yes Yes No No No No 117 Transducer over current software protection 118 Compressor startup failure Check if voltage of po...

Page 80: ...irection of DCCT is normal Check if current sensor is normal Replace inverter PCB Correct the wiring due to diagram Replace current sensor No No Check if connection between temp sensor and inverter bo...

Page 81: ...t DC bus line voltage circuit on inverter board broken down replace inverter module board Adjust or replace relay or AC contactor Correct the wiring due to diagram Improve power supply circuit Yes Yes...

Page 82: ...23 103 00 96 72 90 44 6 49 6 49 22 97 85 91 95 86 05 6 42 6 42 21 92 92 87 37 81 83 6 35 6 35 20 88 20 82 99 77 79 6 27 6 27 19 83 70 78 82 73 93 6 20 6 20 18 79 42 74 83 70 25 6 13 6 13 17 75 34 71 0...

Page 83: ...9 8 80 8 52 8 24 3 25 3 25 30 8 46 8 19 7 92 3 31 3 31 31 8 14 7 87 7 61 3 38 3 38 32 7 83 7 57 7 31 3 44 3 44 33 7 53 7 28 7 02 3 50 3 50 34 7 25 7 00 6 75 3 56 3 56 35 6 98 6 73 6 49 3 63 3 63 36 6...

Page 84: ...6 38 6 38 80 1 49 1 40 1 31 6 44 6 44 81 1 44 1 36 1 27 6 50 6 50 82 1 40 1 32 1 23 6 56 6 56 83 1 36 1 28 1 19 6 63 6 63 84 1 32 1 24 1 16 6 69 6 69 85 1 29 1 20 1 12 6 75 6 75 86 1 25 1 17 1 09 6 8...

Page 85: ...01 164 40 157 79 4 02 4 02 11 161 13 154 98 148 84 3 96 3 96 10 151 87 146 15 140 44 3 91 3 91 9 143 18 137 87 132 56 3 85 3 85 8 135 04 130 10 125 15 3 80 3 80 7 127 40 122 80 118 20 3 75 3 75 6 120...

Page 86: ...2 48 37 13 70 13 36 13 03 2 53 2 53 38 13 12 12 79 12 47 2 57 2 57 39 12 57 12 25 11 93 2 61 2 61 40 12 05 11 74 11 42 2 66 2 66 41 11 55 11 24 10 94 2 70 2 70 42 11 07 10 78 10 48 2 74 2 74 43 10 62...

Page 87: ...4 4 45 4 45 82 2 47 2 37 2 26 4 49 4 49 83 2 39 2 29 2 19 4 54 4 54 84 2 32 2 22 2 12 4 58 4 58 85 2 25 2 15 2 05 4 63 4 63 86 2 18 2 08 1 98 4 67 4 67 87 2 11 2 02 1 92 4 71 4 71 88 2 05 1 95 1 86 4...

Page 88: ...19 635 89 688 00 740 12 7 58 7 58 20 605 19 654 25 703 32 7 50 7 50 21 576 15 622 36 668 57 7 43 7 43 22 548 66 592 19 635 72 7 35 7 35 23 522 65 563 65 604 66 7 28 7 28 24 498 01 536 64 575 28 7 20...

Page 89: ...81 76 85 01 3 98 3 98 68 75 57 78 64 81 70 3 90 3 90 69 72 75 75 65 78 54 3 83 3 83 70 70 05 72 78 75 51 3 75 3 75 71 67 47 70 04 72 61 3 68 3 68 72 64 99 67 42 69 84 3 60 3 60 73 62 61 64 90 67 19 3...

Page 90: ...14 93 15 76 16 59 5 27 5 27 115 14 46 15 28 16 09 5 33 5 33 116 14 01 14 80 15 60 5 40 5 40 117 13 57 14 35 15 13 5 47 5 47 118 13 14 13 91 14 68 5 53 5 53 119 12 73 13 49 14 24 5 60 5 60 120 12 34 1...

Page 91: ...7 1 5 2 2 2 9 1 7 2 4 3 1 1 8 2 5 3 2 3 3 0 8 2 0 1 0 0 1 0 2 0 3 0 4 0 5 0 6 0 7 0 8 0 9 0 1 0 0 1 1 0 1 3 0 1 2 0 k k g k c a l k g 0 5 10 15 20 25 30 35 40 i d k kg kcal kg Wet air enthalpy humidi...

Page 92: ...t with the sales agency or manufacturer for details ATTENTION Le design et les donn es techniques sont donn s titre indicatif et peuvent tre modifi s sans pr avis AIRWELL RESIDENTIAL SAS 10 Rue du For...

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