York YHKJXH012BAM--FX Service Manual Download Page 1

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Commercial Air Conditioning

SERVICE MANUAL

Models

Inverter R410a 50/60HZ

Indoor:

YHKJXH012BAM--FX

YHKJXH018BAM--FX

YHKJXH024BAR--FX

YHKJXH028BAR--FX

YHKJXH036BAR--FX

YHKJXH048BAR--FX

YHKJXH060BAR--FX

YHFJXH012BAM--FX

YHFJXH018BAM--FX

YHFJXH024BAR--FX

YHFJXH028BAR--FX

YHFJXH036BAR--FX

YHFJXH048BAR--FX

YHFJXH060BAR--FX

YHDJXH012BAM--GX

YHDJXH018BAM--GX

YHDJXH024BAR--GX

YHEJXH024BAR--GX

YHEJXH028BAR--GX

YHEJXH036BAR--GX

YHEJXH048BAR--GX

YHGJXH048BAR--GX

YHGJXH060BAR--GX

Outdoor:

YHUJYH024BAR-A-X
YHUJYH028BAR-A-X
YHUJYH036BAR-A-X
YHUJYH048BAR-A-X
YHUJYH048BAS-A-X
YHUJYH060BAS-A-X

Summary of Contents for YHKJXH012BAM--FX

Page 1: ...XH012BAM FX YHFJXH018BAM FX YHFJXH024BAR FX YHFJXH028BAR FX YHFJXH036BAR FX YHFJXH048BAR FX YHFJXH048BAR FX YHFJXH060BAR FX YHDJXH012BAM GX YHDJXH018BAM GX YHDJXH024BAR GX YHEJXH024BAR GX YHEJXH028BAR...

Page 2: ...4 Pipe and wiring installation 40 5 PCB photo wiring diagram and function description 92 6 Diagnostic code and troubleshooting 122 7 Outdoor performance curves 128 8 Indoor air velocity and temperatu...

Page 3: ...ximum minimum DB 32 18 WB 19 23 14 DB 35 46 WB 24 24 DB 20 27 15 WB 14 5 DB WB Working temperature range Cooling Heating Climate type T1 Cooling Only Electricity Heating 18 15 1 1 Brief Introduction f...

Page 4: ...der to reach the set temperature in the shorter time which brings you great comfort experience Minimum running Haier DC inverter system will reduce the frequency and running smoothly according to the...

Page 5: ...oor coil Number of row 2 2 Fin spacing mm 1 25 1 25 Fin material Hydrophilic Aluminium Hydrophilic Aluminium Tube outside diameter mm 7 7 Tube material Inner Grooved copper tube Inner Grooved copper t...

Page 6: ...ector 115 120 Refrigerant oil ml 370 500 Outdoor fan motor Input W 62 56 Output W 40 41 Running current A 0 2 0 25 Speed rpm 850 860 Outdoor air flow m3 h 1900 2200 Outdoor noise level Sound power lev...

Page 7: ...ired Wireless Indoor coil Number of row 2 2 Fin spacing mm 1 3 1 3 Fin material Hydrophilic Aluminium Hydrophilic Aluminium Tube outside diameter mm 7 7 Tube material Inner Grooved copper tube Inner G...

Page 8: ...rotector 120 120 Refrigerant oil ml 500 870 Outdoor fan motor Input W 85 145 Output W 70 100 Running current A 0 4 0 4 Speed rpm 880 900 Outdoor air flow m3 h 3000 3500 Outdoor noise level Sound power...

Page 9: ...less Wired Wireless Indoor coil Number of row 2 2 Fin spacing mm 1 4 1 4 Fin material Hydrophilic Aluminium Hydrophilic Aluminium Tube outside diameter mm 7 7 Tube material Inner Grooved copper tube I...

Page 10: ...protector 120 120 Refrigerant oil ml 870 870 Outdoor fan motor Input W 145 180 Output W 100 151 Running current A 0 4 0 8 Speed rpm 900 850 Outdoor air flow m3 h 3500 4200 Outdoor noise level Sound po...

Page 11: ...Wireless Indoor coil Number of row 2 2 Fin spacing mm 1 4 1 3 Fin material Hydrophilic Aluminium Hydrophilic Aluminium Tube outside diameter mm 7 7 Tube material Inner Grooved copper tube Inner Groove...

Page 12: ...oor fan motor Input W 850 930 Output W 4200 6500 Running current A 73 75 Speed rpm 59 60 Outdoor air flow m3 h 1008 410 830 948 340 1250 Outdoor noise level Sound power level dB A 1130 490 930 1095 41...

Page 13: ...ner Grooved copper tube Inner Grooved copper tube Coil length x height x width mm 797x39 9x252 797x39 9x252 Number of circuit 4 4 Indoor fan motor Input W 79 96 Output W 28 55 Running current A 0 32 0...

Page 14: ...level Sound pressure level dB A 54 54 O u t d o o r dimension Unit WxDxH mm 780 245 540 810 288 688 Packing WxDxH mm 930 340 614 949 406 745 Outdoor weight Net kg 32 43 Gross kg 35 45 5 Refrigerant Ty...

Page 15: ...Inner Grooved copper tube Inner Grooved copper tube Coil length x height x width mm 797x39 9x252 1070x39 9x252 Number of circuit 4 6 Indoor fan motor Input W 96 145 Output W 55 70 Running current A 0...

Page 16: ...evel Sound pressure level dB A 57 58 O u t d o o r dimension Unit WxDxH mm 860 308 730 948 340 840 Packing WxDxH mm 995 420 815 1040 430 1000 Outdoor weight Net kg 49 64 Gross kg 52 73 Refrigerant Typ...

Page 17: ...al Inner Grooved copper tube Inner Grooved copper tube Coil length x height x width mm 1070x39 9x252 1350x39 9x252 Number of circuit 6 12 Indoor fan motor Input W 145 198 Output W 70 105 Running curre...

Page 18: ...evel Sound pressure level dB A 58 59 O u t d o o r dimension Unit WxDxH mm 948 340 840 1008 410 830 Packing WxDxH mm 1040 430 1000 1130 490 930 Outdoor weight Net kg 65 82 Gross kg 74 93 Refrigerant T...

Page 19: ...erial Inner Grooved copper tube Inner Grooved copper tube Coil length x height x width mm 1350x39 9x252 1350x39 9x252 Number of circuit 12 12 Indoor fan motor Input W 198 198 Output W 105 105 Running...

Page 20: ...vel Sound pressure level dB A 59 60 O u t d o o r dimension Unit WxDxH mm 1008 410 830 948 340 1250 Packing WxDxH mm 1130 490 930 1095 410 1400 Outdoor weight Net kg 82 96 Gross kg 93 106 Refrigerant...

Page 21: ...7 Tube material Inner Grooved copper tube Inner Grooved copper tube Coil length x height x width mm 434 x 39 9 x 252 895x 26 6 x 252 Number of circuit 3 4 Indoor fan motor Input W 40 90 Output W 30 74...

Page 22: ...level Sound pressure level dB A 54 54 O u t d o o r dimension Unit WxDxH mm 780 245 540 810 288 688 Packing WxDxH mm 930 340 614 949 406 745 Outdoor weight Net kg 32 43 Gross kg 35 45 5 Refrigerant Ty...

Page 23: ...terial Inner Grooved copper tube Inner Grooved copper tube Coil length x height x width mm 895x 39 9 x 252 813x39 9 x 252 Number of circuit 6 6 Indoor fan motor Input W 90 190 Output W 74 88 Running c...

Page 24: ...evel Sound pressure level dB A 57 57 O u t d o o r dimension Unit WxDxH mm 860 308 730 860 308 730 Packing WxDxH mm 995 420 815 995 420 815 Outdoor weight Net kg 49 49 Gross kg 52 52 Refrigerant Type...

Page 25: ...ube Inner Grooved copper tube Coil length x height x width mm 1001x39 9 x 309 1001x39 9 x 309 Number of circuit 6 6 Indoor fan motor Input W 375 375 Output W 207 207 Running current A 1 5 1 5 Speed Hi...

Page 26: ...evel Sound pressure level dB A 58 58 O u t d o o r dimension Unit WxDxH mm 948 340 840 948 340 840 Packing WxDxH mm 1040 430 1000 1040 430 1000 Outdoor weight Net kg 64 65 Gross kg 73 74 Refrigerant T...

Page 27: ...Grooved copper tube Inner Grooved copper tube Coil length x height x width mm 1001x39 9 x 309 1001x39 9 x 309 Number of circuit 6 6 Indoor fan motor Input W 350 350 Output W 240 240 Running current A...

Page 28: ...evel Sound pressure level dB A 59 59 O u t d o o r dimension Unit WxDxH mm 1008 410 830 1008 410 830 Packing WxDxH mm 1130 490 930 1130 490 930 Outdoor weight Net kg 82 82 Gross kg 93 93 Refrigerant T...

Page 29: ...l Inner Grooved copper tube Inner Grooved copper tube Coil length x height x width mm 1062x64 95 x450 1062x64 95 x450 Number of circuit 5 5 Indoor fan motor Input W 470 470 Output W 270 270 Running cu...

Page 30: ...evel Sound pressure level dB A 59 59 O u t d o o r dimension Unit WxDxH mm 1008 410 830 1008 410 830 Packing WxDxH mm 1130 490 930 1130 490 930 Outdoor weight Net kg 82 82 Gross kg 93 93 Refrigerant T...

Page 31: ...Tube material Inner Grooved copper tube Coil length x height x width mm 1062x64 95 x450 Number of circuit 5 Indoor fan motor Input W 470 Output W 270 Running current A 1 95 Speed Hi Me Lo rpm 1070 860...

Page 32: ...evel Sound pressure level dB A 60 O u t d o o r dimension Unit WxDxH mm 948 340 1250 Packing WxDxH mm 1095 410 1400 Outdoor weight Net kg 96 Gross kg 106 Refrigerant Type R410A Charge g 3300 Refrigera...

Page 33: ...YHUJYH028BAR A X YHUJYH036BAR A X YHUJYH048BAR A X YHUJYH048BAS A X 3 Dimension 447 410 648 180 180 25 830 1008 25 948 840 340 580 380 YHUJYH060BAS A X 33...

Page 34: ...Model W D H L1 L2 L3 YHUJYH024BAR A X 860 308 730 633 113 5 340 YHUJYH024BAR A X 34...

Page 35: ...4UYQZ_U Z R OQUXUZS QZUZS YM WQP cU T p OMZ NQ M_ XM SQ M_ wvYYr Na TQ YM OTUZS M R OQUXUZS cU T ZMYQZ MZQX _TMXX NQ bQ xvYYt wx vn3QUXUZS QZUZSo n4U_ MZOQ NQ cQQZ _a_ QZPUZS N X _o wv v w w n4U_ MZO...

Page 36: ...YHFJZH012BAM AFX YHFJZH018BAM AFX YHFJZH024BAR AFX 3 33 100 22 1 1 0 1 0 0 33 36...

Page 37: ...mm 224 50 200 47 47 47 47 90 155 D 25 60 300 40 440 D 47 150 95 D 47 D 47 D 47 D 200 114 36 55 90 495 598 285 640 570 240 700 1580 YHFJZH048BAS AFX YHFJZH060BAS AFX 37...

Page 38: ...t dimensions unit mm H I D F G E B A C 12K 18K 24K Unit model A B C D F E G H I 420 892 370 850 185 640 85 760 152 420 1212 370 1170 185 960 85 1080 152 12K 18K 24K Low ESP duct YHEJXH024BAR GX Med ES...

Page 39: ...800 1320 830 1200 170 270 250 365 185 250 60 45 1105 4 758 2 15 88 YHGJXH048 60BAR GX YHEJXH028 36 48BAR GX 39...

Page 40: ...damaged base is not repaired the unit may fall down and cause accidents When need maintenance and repairment call dealer to handle it Incorrect maintenance and repairment may cause water leak electric...

Page 41: ...o run an abnormal cycle and abnormal cycle and cause the unit to burst In the event of a refrigerant gas leak provide adequate ventilation to the room If leaked refrigerant gas is exposed to a heat so...

Page 42: ...flares and flange connections Use liquid refrigerant to charge the system Charge the unit with gas refrigerant will cause the refrigerant in the cylinder to change its composition and will lead to a d...

Page 43: ...ng draining pipes follow the instructions in the manual and make sure that they properly drain water so as to avoid dew condensation If not installed properly they may cause water leaks and damage the...

Page 44: ...frigerant charging Vacuum Gauze Checking vacuum degree Tools Materials Use Notes Charging Cylinder Refrigerant Charging Must not be used with R410 type units CAUTION Items to Be Checked 1 Verify the t...

Page 45: ...If a clutch type flare tool is used to machine flares on units that use R410A make the protruding part of the pipe between 1 0 and 1 5mm Copper pipe gauge for adjusting the length of pipe protrusion...

Page 46: ...from flowing back into the refrigerant circuit when the vacuum pump power is turned off power failure It is also possible to attach a check valve to the actual vacuum pump afterwards Standard degree o...

Page 47: ...48K 1 phase 48K 3 phase 60K Air inlet Air outlet Compressor Inside of unit 24K Air inlet Compressor Inside of unit Air outlet Air inlet Air outlet Inside of unit Compressor Air inlet Air outlet Compre...

Page 48: ...ter time Place where obstacles do not exist near the air inlet and air outlet Place where the air outlet may not be exposed to a strong wind Place surrounded at four sides are not suitable for install...

Page 49: ...Procedure 3 Installation dimension Unit mm Installation of Outdoor Unit 730 633 308 340 860 28K 36K 48K 1 phase 48K 3 phase 60K 24K 25 580 340 380 948 840 447 410 648 180 180 25 830 1008 580 380 340 2...

Page 50: ...ced fastening without centering may damage the threads and cause a gas leakage Model One way piping length Vertical height difference between indoor and outdoor Install the removed flare nuts to the p...

Page 51: ...g additional refrigerant per meter That is Refrigerant charging amount L 5m x 45 g m Air Tightness Test When pressurizing for 24 hours a variation of 1 C in the ambient temperature will cause a variat...

Page 52: ...inspection of gas leakge No gas leakage In case of gas leakage tighten parts of pipe connection If leakage stops then proceed the step 6 If it does not stop gas leakage discharge whole refrigerants f...

Page 53: ...e 60K the type is T6 3A 250VAC The wiring method should be in line with the local wiring standard The power cable and connecting cable should be self provided All the cables shall have got the Europea...

Page 54: ...he wires in a proper way and penetrate the wires through the opening for electrical wiring on the side panel WARNING INTERCONNECTING WIRES MUST BE WIRED ACCORDING TO FIGURE BELOW INCORRECT WIRING MAY...

Page 55: ...NXQ M Q M XQM_ w Y McMe R YDtFt MP t DTU_ U_ TQX RaX Mb UP UO a Q PU_ a NMZOQ MZP Z U_Qt n5bQZ UR w Y U_WQ r Z U_Q OMZ _ UXX M QM UR MPU cMbQ U_ _ ZSo 4 Zm PU_OM P MZe MOOQ__ UQ_ aZ UX O Y 2 K E LDHG...

Page 56: ...yz v v v zv x Q 4UYQZ_U Z R OQUXUZS QZUZS YM WQP cU T p OMZ NQ M_ XM SQ M_ wvYYr Na TQ YM OTUZS M R OQUXUZS cU T ZMYQZ MZQX _TMXX NQ bQ xvYYt wx vn3QUXUZS QZUZSo n4U_ MZOQ NQ cQQZ _a_ QZPUZS N X _o w...

Page 57: ...cM Q P MUZMSQr NXQY YMe OOa Z RX M UZS _cU OTr OMa_UZS cM Q XQMWMSQto n o BQY bQ TQ cM_TQ Y aZX UZS x MZP UST QZ TQ Za MN bQt n o BQY bQ TQ M Q M Q Zt nxo 1_ R TQ PUYQZ_U Z_ R OQUXUZS T XQr _QQ M Q M...

Page 58: ...QZ MU NMS R Y TM QZUZSt 9R P cZcM P _X Q OMZm NQ YMPQr MWQ TQ YQM_a Q_ XUR U a t QQ M PU_ MZOQ R wswt Y NQ cQQZ _a_ QZPUZS N MOWQ _r YMWQ cM Q T _Q _ MUST t E_Q TQ _QXRs bUPQP _ URR U Q MZP OXMY w cU...

Page 59: ...M _Y T cM Q P MUZMSQr NQ _a Q Oa RR cQ _a Xet 3TQOW cM Q P MUZMSQ UZ O XUZS Q M U Zt nxo 3TQOW UR cM Q P MUZMSQ U_ _Y T MR Q UZ_ MXXM U Zt G dW9 9R _QbQ MX cM Q T _Q_ V UZ SQ TQ r P M_ Q R XX cUZS OQQ...

Page 60: ...cM Q P YMe OOa t 4Qc cM Q P YMe OOa t NXQY YMe OOa M _ S Na ZQPt NXQY YMe OOa M _ S Na ZQPt DTQ Q YUST NQ M PMZSQ R QXQO UO _T OWt NXQY YMe OOa M _ S Na ZQPt DTU_ YMe OMa_Q O XUZSt 9 U_ TM P O Z X QR...

Page 61: ...igh content of sulfide gases 4 Area with frequent fluctuation of voltage e g factory etc 5 In vehicles or ships 6 Kitchen with heavy oil vapour or humidity 7 Near the machine emitting electric magneti...

Page 62: ...in directions The piping and drain can be made in three directions as shown in the Fig 1 rear right down Remove the intake grill PREPARING INDOOR UNIT INSTALLATION When installing set to wall install...

Page 63: ...200m 900m Fig 9 1 Drilling for piping Select piping and drain directions Fig 10 2 Drilling holes for anchor bolts and installing the anchor bolts When the directions are selected drill 80mm and 50mm...

Page 64: ...e into the drain pan then secure the drain hose with a nylon fastener Fig 5 Wrap the insulation drain hose around the drain hose connection Fig 6 Be sure to arrange the drain hose correctly so that it...

Page 65: ...erminal B Strand wire After passing the connection cord and power cable through the insulation tube fasten it with the cord clamp as shown right Use VW 1 0 5 to 1 0 mm thick PVC tube as the insulation...

Page 66: ...bers and connection cord colors with those of the outdoor unit Erroneous wiring may cause burning of the electric parts Connect the connection cords firmly to the terminal block Imperfect installation...

Page 67: ...ase assembly Then mount the arms to the three areas on the top of the intake grill Test Run Check items 1 Indoor unit Is operation of each button on the remote control unit normal Does each lamp light...

Page 68: ...exposed to direct sunlight 4 Install the unit where connection to the outdoor unit is easy 5 Install the unit where the drain pipe can be easily installed 6 Take servicing etc into consideration and l...

Page 69: ...ealed installation Supension bolt pitch should be as shown below Ceiling Opening 1530mm 40mm 40mm Ceiling panel Suspension bolt should extend outward 30 to 50mm Ceiling Opening 640mm Ceiling panel 15m...

Page 70: ...s leaks insulate by wrapping insulation around the two parts large and small of the indoor unit coupling using the coupler heat insulation After installling the coupler heat insulation wrap both ends...

Page 71: ...of the drain pipe BAD Supporter 5 to 6 5 ft 1 5 to 2m 1 Install insulation for the drain pipe Insulation for Drain pipe To be obtained locally Length should be at least 8mm Indoor unit drain port Drai...

Page 72: ...0 5 to 1 0 mm thick PVC tube as the insulation tube Fix connection cord and power cable at the cord clamp Insulation tube Cord clamp Installation Procedure CAUTION Match the terminal block numbers and...

Page 73: ...ption part WARNING The power cable and connecting cable are self provided Always use a special branch circuit and install a special receptacle to supply power to the room air conditioner Use a circuit...

Page 74: ...peration Will noise wind or drain water from the unit disturb the neighbors Is there any gas leakage Customer guidance Explain the following to the customer in accordance with the operation manual 1 S...

Page 75: ...maintenance After selecting the unit installation location proceed the following steps 1 Drill a hole in the wall and insert the connecting pipe and wire through a PVC wall through tube purchased loc...

Page 76: ...y nail cap to fix Finally use the tinfoil adhesive tape to seal the connected part As Figure shown Indoor unit rivet Air return duct Air return blind gluey nail gluey nail cap adhesive tape tinfoil he...

Page 77: ...In installation if there is refrigerant gas leakage please take ventilation measures immediately The refrigerant gas will generate poisonous gas upon contacting fire After installation please verify...

Page 78: ...al insulated to avoid dew generation Improper hose connection may cause indoor water leakage Requirements The indoor drain pipe shall be thermal insulated The connection part between the drain pipe an...

Page 79: ...cal wiring work should be conducted only by authorized personnel Do not connect more than three wires to the terminal block Always use round type crimped terminal lugs with insulated grip on the ends...

Page 80: ...JURY OR DEATH EQUIPMENT MALFUNCTION AND OR PROPERTY DAMAGE Preparation of indoor unit Before or during the installation of the unit assemble necessary optional panel etc depending on the specific type...

Page 81: ...change the connection of connectors provided at the flank of control box as shown below PVC hose Piping side Supply water Water level 0 5 mm 0 0 2 Bring the piping side slightly lower Hanging bolt M1...

Page 82: ...ion A downhill grade of 1 100 or more b c VP 30 Secure the elevation as high as possible approx 100 mm A downhill grade of 1 100 or more Right overhead Drain hose Joint for VP 25 Local procurement 600...

Page 83: ...onduct a drainage test after completion of the electrical work During the trial make sure that drain flows properly through the piping and that no water leaks from connections In case of a new buildin...

Page 84: ...inal lugs with insulated grip on the ends of the wires Use copper conductor only Select wire sizes and circuit protection from table below This table shows 20 m length wires with less than 2 voltage d...

Page 85: ...h space for maintenance The pipe length between indoor and outdoor unit is in the permitted limit referring to outdoor unit installation part The indoor unit outdoor unit electric wire and connection...

Page 86: ...beam etc Directly by use of the bolts without using the hanger bolts When the dimensions of main unit and ceiling holes does not match it can be adjusted with the slot holes of hanging bracket Note 5...

Page 87: ...to conduct this test even when the unit is installed in the heating season Procedures Supply about 1000 cc of water to the unit through the air outlet using a feed water pump Check the drain while coo...

Page 88: ...n method of the dimension of the simple quadrate air duct Presuming the unit length friction impedance of the duct is 1Pa m when the dimension of one side of the air duct is fixed as 250mm as shown be...

Page 89: ...ine the humidity is increased There may be water drop on the outside of duct For cement and other new constructions even if not taking ceiling inner side as duct the humidity will also be so high At t...

Page 90: ...eat insulation treatment as below figure shown Only use seal cushion to bind the joint part of air pipe and heat insulation parts Paste the refrigerant oil here Torque spanner Spanner Pipe joint Cone...

Page 91: ...insulated grip on the ends of the wires Use copper conductor only Select wire sizes and circuit protection from table below This table shows 20 m length wires with less than 2 voltage drop 48K High 6...

Page 92: ...5 1 1 5 PCB photo Wiring diagram and function description Outdoor PCB photo 5 1 Outdoor unit YHUJYH024BAR A X PCB 0011800241C 92...

Page 93: ...YHUJYH024BAR A X power module YHUJYH028 36BAR A X power module 93...

Page 94: ...YHUJYH028 36BAR A X filter board YHUJYH028 36 48BAR A X YHUJYH048BAS A X YHUJYH060BAS A X PCB 0151800054A 94...

Page 95: ...YHUJYH048BAS A X YHUJYH060BAS A X power module YHUJYH048BAS A X YHUJYH060BAS A X filter board 95...

Page 96: ...YHUJYH048BAR A X filter board YHUJYH048BAR A X power module 96...

Page 97: ...277 3 576 5 237 21 287 225 81 7 5 1 5 0 3 3 21 7 728 3 725 9 1 7 5 3 8 2 1 5 2 75 6 2 7KH FDSDFLWRU UHWDLQV KLJK YRO WDJH HYHQ DIWHU WKH SOXJ RII RU RXU VDIHW EH VXUH WR ZDLW DW OHDVW PLQXWHV DIWHU SO...

Page 98: ...4 4 4 1 W 2 3 SIG 54 B R Y G To indoor unit OR OR R OFF ON OFF ON COMMUNICATION CHOOSE FOR MODEL AU482AIERA AU48NAIERA AU60NAIERA Definition Definition of SW6 SW1 SW2 SW3 SW4 OFF ON ON OFF OFF OFF ON...

Page 99: ...OF OUTDOOR UNIT L 1 2 Y G POWER SUPPLY TO INDOOR UNIT Y G Y G FILTER 3 ON SW1 1 SW1 2 48000 BTU 60000 BTU ON SW1 1 SW1 2 ON SW1 4 DC FAN MOTOR AC FAN MOTOR OFF SW1 4 TC MIDDLE PIPE TEMPERATURE SENSOR...

Page 100: ...POWER SUPPLY TO INDOOR UNIT Y G Y G FILTER 3 ON SW1 1 SW1 2 48000 BTU 60000 BTU ON SW1 1 SW1 2 ON SW1 4 DC FAN MOTOR AC FAN MOTOR ON SW1 4 TC MIDDLE PIPE TEMPERATURE SENSOR TS COMPRESSOR INHALE SENSO...

Page 101: ...liquid side 3 way stop valve gas side condenser evaporator pipe coil temp sensor heating cooling discharge temp sensor strainer ambient temp sensor strainer electronic expansion valve 3 Main control f...

Page 102: ...p sensor Td coil temp sensor T condensor temp sensor T evaporator condenser 3 way stop valve gas side 3 way stop valve liquid side 4 way stop valve gas liquid segerator filter defrosting temp sensor T...

Page 103: ...sor Ts discharging sensor T indoor coil sensor T middle sensor of condenser T evaporator condensor 3 way stop valve gas side 3 way stop valve liquid side 4 WAY VALVE compressor gas liquid segerator FI...

Page 104: ...ction sensor Ts discharging sensor T indoor coil sensor T middle sensor of condenser T evaporator condensor 3 way stop valve gas side 3 way stop valve liquid side 4 WAY VALVE compressor gas liquid seg...

Page 105: ...tocol 0 ld communication protocol 1 1 phase 0 3 phase 1 mute sounds mode valid 0 mute sounds mode invalid PCB 0151800054A dip switch setting SW6 1 SW6 2 SW6 3 SW6 4 Description 0 normalcondition runni...

Page 106: ...arging temp Td is too high or too low modify the EEV angle mode Modification process Max modification Cooling If TD 106 degree and 1 degree 2 minutes open angle keeps between 106 50 3 Cooling If TD 50...

Page 107: ...essor run for 48 minutes in all 3 5 2 Cancel condition It will take max 10minutew from beginning defrosting to quit it Te sensor will measure the condition of outdoor heat exchanger if the temp is ove...

Page 108: ...ompressor restarts up the time will counted continuously In counting time for 5 hour if the compressor running frequency is over 80Hz for 10 minutes continuously the time will be cleared Also after th...

Page 109: ...of protection or abnormal unit stop the system need not another oil return operation after the unit stop for 3 minutes and enter in heating mode directly In the course of changing to cooling oil retur...

Page 110: ...ning for min 5 minutes E Send oil return signal oil return beginning oil return over Inverter compressor indicated FQY 60s oil return frequency 120s Soft startup 0HZ 0HZ 5s outdoor motor auto auto aut...

Page 111: ...5 2 Indoor unit 5 2 1 PCB 0151800106 for 28 36 48 60 indoor unit 111 YHDJXH018BAM GX...

Page 112: ...CN11 PANNEL REMOTE CENTRAL CN3 CN1 CN29 CN20 CN18 CN21 CN13 CN12 ON CN14 CN15 CN10 CN19 T3 15A 250VAC FUSE 87654321 4321 ON SW1 SW2 Wired Remote Controller RC 2 1 3 B W R Y G OFF OFF OFF ON OFF OFF OF...

Page 113: ...t p o e r a t r a p d e h s a D 1 e t o N 2 w s d n a 1 w s t e s t o n d l u o h s r e s U 2 W R B G Y W W B B 2 1 W S 1 1 W S 3 1 W S U T B N O F F O N O N O N O O N O N O F F O N O N O F F O 0 0 0...

Page 114: ...7 21 86 5 6 28 127 72 6 7 6 1 6 SW1 1 SW1 2 SW1 3 BTU OFF ON ON 28000 ON ON ON 360 00 ON ON OFF 48000 ON ON OFF 60000 Floor standing SW1 7 SW1 8 Type define Cassette Convertible Duct OFF OFF ON ON ON...

Page 115: ...21 21 21 21 21 127 6 3 57 5 237 21 86 5 6 28 127 72 6 7 6 1 6 2 2 81 1 6 6 6 2 2 2 21 TEMP SENSOR ROOM SENSOR PIPING TEMP 5 1 1 1 1 DC FAN MOTOR 1 1 1 1 1 1 1 1 1 1 SW1 SW2 7 9 86 LUHG 5HPRWH RQWUROOH...

Page 116: ...0 24K indoor 1 0 28K indoor 1 1 36K indoor 1 1 48K indoor 1 1 60K indoor 0 Room card invalid 1 Room card valid default 0 Cooling only 1 Heat pump default 0 Without tempetature compensation 1 With tem...

Page 117: ...r auto cooling mode or the unit will still stay at auto heating mode 5 4 In this mode the Sleep function is available run as cooling sleep in cooling mode and as heating sleep in heating mode Once sle...

Page 118: ...oor coil temperature Detailed operation is as below Tc2 30 32 set speed 26 30 low speed 22 26 off 20 20 Note 1 The data in the parentheses is the control point when Tao 10 2 Indoor unit will send pre...

Page 119: ...ds later the buzzer sounds twice then enter the cooling or heating trial operation 14 2 Response in trial operation A Cooling trial operation indoor sends S CODE SD to outdoor indoor at high speed set...

Page 120: ...mer or sleep function when being electrified again timer and sleep will be cancelled 18 5 If the memory includes auto mode when the jumper shows cooling only type auto mode will change to cooling mode...

Page 121: ...nsation works Switch on the unit in heating mode by the remote controller press TEMP button to set the set temp so temperature compensation 24 the current set temp For example if the set temp is 24 th...

Page 122: ...bient sensor Outdoor ambient sensor short circuit or open circuit 13 Abnormal of compressor dischage sensor Compressor discharging sensor short circuit or open circuit 15 Communication error between i...

Page 123: ...discharging pipe blocked If it occurs 3 times in 1 hour confirm the failure Non resumable 4 way vavle converse abnormal If it occurs 3 times in 1 hour confirm the failure Non resumable Over current in...

Page 124: ...mode 2 1 15 Outdoor unit abnormal 2 2 16 Outdoor unit abnormal 2 4 18 Outdoor unit abnormal 2 5 19 Outdoor unit abnormal 2 7 1B Outdoor unit abnormal 2 8 1C Outdoor unit abnormal 2 9 1D Outdoor unit...

Page 125: ...no check if power wiring is in open circuit yes yes yes check if fuse is burnt PCB is faulty replace display panel circuit is damaged replace it replace power wiring and check again replace the fuse a...

Page 126: ...EEPROM 8 bit pin not fixed firmly or damaged 2 If the failure occurs when running that shows EEPROM is faulty and need to be replaced Trouble 5 Indoor repeated unit number Check the failure code on o...

Page 127: ...asons 1 Over high system pressure results that the unit stop and the compressor protection will work The failure can be resumed 2 Pressure switch wire is not fixed well or in open circuit start no che...

Page 128: ...6 53 32 Outdoor DB Capacity KW 18 12 20 14 5 22 16 25 18 27 19 30 22 32 23 5 00 5 50 6 00 6 50 7 00 7 50 8 00 8 50 7 8 5 6 2 1 5 7 6 11 9 16 12 19 15 24 18 Ourdoor DB Capacity KW 16 10 18 12 20 14 5 2...

Page 129: ...12 20 14 5 21 15 22 16 24 17 26 18 indoor DB WB Heating capacity W 6 7 4 5 1 2 1 0 6 5 7 6 12 10 16 15 Cooling capacity curves 3000 4000 5000 6000 7000 8000 9000 10000 18 12 20 14 22 16 25 18 27 19 3...

Page 130: ...6 power input 12 10 heating capacity 12 10 power input 16 15 heating capacity 16 15 power input 43 0 500 1000 1500 2000 2500 3000 3500 4000 4500 5000 5500 6000 6500 7000 7500 8000 8500 9000 9500 10000...

Page 131: ...10 power input 27 18 heating capacity 0 1000 2000 3000 4000 5000 6000 7000 8000 9000 10000 11000 12000 13000 14000 15000 16000 18 12 20 14 22 16 25 18 27 19 30 22 32 23 20 15 cooling capacity 20 15 p...

Page 132: ...input 6 5 heating capacity 6 5 power input 7 6 heating capacity 7 6 power input 12 10 heating capacity 12 10 power input 27 18 heating capacity 0 1000 2000 3000 4000 5000 6000 7000 8000 9000 10000 11...

Page 133: ...r air velocity and temperature distribution curves Cooling Air Velocity Distribution Cooling Blowy angle 25 Air Velocity Distribution a Cooling Blowy angle 25 Temperature Distribution b Cooling Temper...

Page 134: ...r Velocity Distribution Cooling Blowy angle 25 Temperature Distribution Cooling Blowy angle 25 a Cooling Air Velocity Distribution b Cooling Temperature Distribution 1 5m s 1 0m s 0 5m s 8 2 For AC 13...

Page 135: ...al static pressure super high speed high speed middle speed low speed YHEJXH028 036BAR GX external static pressure curves 100 90 80 70 60 50 40 30 20 10 0 0 200 2000 1200 800 400 600 1000 1600 1400 18...

Page 136: ...110 100 90 80 70 60 50 40 0 300 3000 1800 1200 600 900 1500 2400 2100 2700 Air flow m h 3 3 2 1 low speed mid speed high speed 1 3 2 External static pressure Pa YHGJXH048BAR GX external static pressur...

Page 137: ...jhdi g ji_dodji 4 V no di oc n hd3 i cjd c h m 4 Pjdn g q g q md n amjh oc op g a ojmn np c n mjjh nomp opm 2 o 4 3 a Casset type indoor unit Test method According to the testing illustrator the micro...

Page 138: ...ating low heating middle heating high cooling low cooling middle cooling high fan low fan middle fan high 2 5 3 1 5 4 0 5 0 6 3 8 0 1 0 0 1 2 5 1 6 0 2 0 0 2 5 0 3 1 5 4 0 0 5 0 0 6 3 0 8 0 0 1 0 0 0...

Page 139: ...ow fan high fan med fan low 10 13 16 19 22 25 28 31 34 37 40 43 46 49 52 2 5 3 1 5 4 0 5 0 6 3 8 0 1 0 0 1 2 5 1 6 0 2 0 0 2 5 0 3 1 5 4 0 0 5 0 0 6 3 0 8 0 0 1 0 0 0 1 2 5 0 1 6 0 0 2 0 0 0 2 5 0 0 3...

Page 140: ...5 0 3 1 5 4 0 0 5 0 0 6 3 0 8 0 0 1 0 0 0 1 2 5 0 1 6 0 0 2 0 0 0 2 5 0 0 3 1 5 0 4 0 0 0 5 0 0 0 6 3 0 0 8 0 0 0 1 0 0 0 0 1 2 5 1 0 0 6 0 0 0 0 2 0 0 0 0 Third octave band frequency Hz Sound pressu...

Page 141: ...V0 PYgh b h Y gYa UbYW c W W UaVYf W0 Jc gY YjY jUf Yg Zfca h Y UWhiU ZUWhcfg giW Ug fcca ghfiWhifY YhW0 b Convertible type indoor unit 3 Test method According to the testing illustrator the micropho...

Page 142: ...low fan middle fan high Noise level YHFJXH028 036BAR FX 1 3 octave band noise level YHFJXH024BAR FX 8 0 13 0 18 0 23 0 28 0 33 0 38 0 43 0 48 0 53 0 2 5 0 3 1 5 4 0 0 5 0 0 6 3 0 8 0 0 1 0 0 0 1 2 5...

Page 143: ...Third octave band frequency Hz Sound pressure level DB heating low heating middle heating high cooling low cooling middle cooling high fan low fan middle fan high Noise level YHFJXH048BAR FX 0 10 20 3...

Page 144: ..._mn ch nb_ m_gc2 h_ bic b g _l 3 Nicm_ f_p_f p lc_m lig nb_ no f nilm mo b m liig mnlo nol_1 _n 3 Bcl ionf_n o n Bcl chf_n 3 c Duct type indoor unit Test method According to the testing illustrator th...

Page 145: ...fan low fan middle 8 0 13 0 18 0 23 0 28 0 33 0 38 0 43 0 48 0 53 0 2 5 0 3 1 5 4 0 0 5 0 0 6 3 0 8 0 0 1 0 0 0 1 2 5 0 1 6 0 0 2 0 0 0 2 5 0 0 3 1 5 0 4 0 0 0 5 0 0 0 6 3 0 0 8 0 0 0 1 0 0 0 0 1 2 5...

Page 146: ...requency Hz 1 3 octave band noise level YHGJXH060BAR GX 8 0 13 0 18 0 23 0 28 0 33 0 38 0 43 0 48 0 53 0 58 0 2 5 0 3 1 5 4 0 0 5 0 0 6 3 0 8 0 0 1 0 0 0 1 2 5 0 1 6 0 0 2 0 0 0 2 5 0 0 3 1 5 0 4 0 0...

Page 147: ...eb qr i c qlop pr e p ollj pqor qrob2 bq 4 9 7j Test method 1 Set the unit 1 the unit is placed on the rubber whose thickness is 5mm 2 if the height between the air outlet and ground is less than 1m b...

Page 148: ...0 0 0 6 3 0 0 8 0 0 0 1 0 0 0 0 1 2 5 0 0 1 6 0 0 0 2 0 0 0 0 2 5 0 0 0 3 1 5 0 0 4 0 0 0 0 5 0 0 0 0 6 3 0 0 0 8 0 0 0 0 1 0 0 0 0 0 1 2 5 0 0 0 1 6 0 0 0 0 2 0 0 0 0 0 third octave band frequency H...

Page 149: ...5 0 0 3 1 5 0 4 0 0 0 5 0 0 0 6 3 0 0 8 0 0 0 1 0 0 0 0 1 2 5 0 0 1 6 0 0 0 2 0 0 0 0 third octave band frequency Hz sound pressure level DB cooling high cooling med cooling low heating high heating m...

Page 150: ...B AS A X Indoor ambient temperature sensor 001A3900159 R25 23K 2 5 B25 50 4200K 3 coil temp sensor 001A3900006 R25 10K 3 B25 50 3700K 3 YHKJXH028BAR FX YHKJXH036BAR FX YHKJXH048BAR FX YHKJXH060BAR FX...

Page 151: ...151...

Page 152: ...PQ OTMZSQ_ M_ R XX c_ BQY Q O Z XXQ 20 KW WUd aWbSd _ VW ISbdc S_V Ae_Ud _c D5 3 XUZS ZXe aZU P Z TMbQ PU_ XMe_ MZP RaZO U Z_ QXM QP cU T TQM UZSt 9R TQ aZU cTUOT e a a OTM_QP TM_ TQMX Te RaZO U Zr R...

Page 153: ...QQ UZSt 9R U U_ X c cUZPr Z OTMZSQt G dW GTQZ D9 5B RaZO U Z U_ _Q r TQ _XQQ UZS RaZO U Z OMZm NQ _Q a t 1R Q TQ _XQQ UZS RaZO U Z U_ _Q a r UR a_Q Q_Q _ D9 5B RaZO U Zr TQ _XQQ UZS RaZO U Z cUXX NQ O...

Page 154: ...RaZO U Zt GTQZ a_Q D9 5B Y PQ ZQd UYQr Va_ Q__ C5D Na Z MR Q Y PQ _QXQO UZS UR UYQ _Q UZS U_ TQ _MYQ M_ TQ QbU a_ ZQt 1OO PUZS TQ DUYQ _Q UZS _Q aQZOQ R D9 5B D9 5B 66r QU TQ C M sC C sC M OMZ NQ MOT...

Page 155: ...Air change switch It is used to open and close air change function The mode is as follows No display air change automatic air change RECOVERY air change NORMAL Clock timing and address setting Timing...

Page 156: ...e controller or switches by sharp objects The temperature is on the basis of the setting value The wind temperature may not reach the setting value because of the outer air conditioner and system prot...

Page 157: ...C ROOM TEMP The timing is based on the real time Thus the real time should be regulated in advance The clock regulation steps are as follows 3 Press setting switch The setting is achieved If not in t...

Page 158: ...ant to change the timing mode to normal operation press timing until there is no timing display When the timing is invalid the mode is in normal operation Cancel timing 1 The unit starts or stops at t...

Page 159: ...nction if normal it will display YY stands for the latest time malfunction The failure code of every unit will display for 3 seconds After the failure codes of all indoor units in the whole group are...

Page 160: ...rews otherwise the holder will be damaged AUTO FAN ONLY COOL DRY HEAT TES FAN AUTO HIGH LOW FIX CENTRAL OPERATION STANDBY PRE HEAT DEFROST FILTER MODE HEALTH SWING CHECK UNIT NO C F DEMAND CEN ADD SYS...

Page 161: ...ith indoor unit is called master one the other is called slave one Master wire controller and indoor unit master and slave wire controllers are all connected through 3 pieces of polar wire 6 Communica...

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