Haier HU062WAMNA Service Manual Download Page 122 | Manualshive

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122

Inverter outdoor unit failure code

Code

Error code definition

Notes

20

Defrosting temp. sensor (Te) failure

Restorable

21

Ambient temp. sensor (Ta) failure

Restorable

22

Suction temp. sensor (Ts) failure

Restorable

23

Discharging temp. sensor (Td) failure

Restorable

26

Communication failure with indoor

Restorable

28

High pressure sensor failure

Restorable

29

Low pressure sensor failure

Restorable

30

High pressure switch HPS failure

Unrecoverable after locking

33

Outdoor EEPROM failure

Unrecoverable

34

Discharging temp too high protection (Td)

Unrecoverable after locking

35

4-way valve reversing failure

Unrecoverable after locking

38

High pressure too low protection(Pd)

Unrecoverable after locking

39

Low pressure too low(Ps)/compres-sion ratio too high protection/

compres-sion ratio too low protection

Unrecoverable after locking

40

High pressure too high protection(Pd)

Unrecoverable after locking

43

Discharging temp too low protection (Td)

Unrecoverable after locking

46

Discharging communication fault with IGBT Power Moudule

Restorable

71

DC FAN failure

Unrecoverable after locking

78

Too little refrigerant

Restorable

81

Radiator of transducer temp too hiah

Unrecoverable after locking

82

Compressor current protection

Unrecoverable after locking

87

Defrosting with too low water temperature

Restorable

110

Module hardware excess current

If it occurs 3 times in an hour, lock the

failure, unrecoverable after locking

111

Compressor out of step

If it occurs 3 times in an hour, lock the

failure, unrecoverable after locking

112

Radiator of transducer temp too high

If it occurs 3 times in an hour, lock the

failure, unrecoverable after locking

113

Transducer overload

If it occurs 3 times in an hour, lock the

failure, unrecoverable after locking

114

Voltage too low of DC bus line

If it occurs 3 times in an hour, lock the

failure, unrecoverable after locking

115

Voltage too high of DC bus line

If it occurs 3 times in an hour, lock the

failure, unrecoverable after locking

116

Communication abnormal between transducerand control PCB If it occurs 3 times in an hour, lock the

failure, unrecoverable after locking

117

Transducer over current (software)

If it occurs 3 times in an hour, lock the

failure, unrecoverable after locking

118

Compressor startup failure

If it occurs 3 times in an hour, lock the

failure, unrecoverable after locking

119

Current detecting circuit abnormal of transducer

If it occurs 3 times in an hour, lock the

failure, unrecoverable after locking

120

Module power supply abnormal

If it occurs 3 times in an hour, lock the

failure, unrecoverable after locking

121

Power supply of inverter board is abnormal

If it occurs 3 times in an hour, lock the

failure, unrecoverable after locking

122

Radiator temp. sensor abnormal

If it occurs 3 times in an hour, lock the

failure, unrecoverable after locking

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Summary of Contents for HU062WAMNA

Page 1: ...ATW Split Service Manual SYJS 2022 A Edition 2022 A ...

Page 2: ...op 27 12 Sound Level 28 13 Controller Operation Installation 29 14 Installation 49 14 1 Hydronic box 49 14 2 Outdoor units 64 15 PCB Photo 93 16 Dip Switch Setting 102 17 Outdoor unit digital tube display 104 18 Function Control 113 18 1 Startup Running 113 18 2 Fan speed control 115 18 3 Defrost control 117 18 4 High pressure over high control 118 18 5 Low pressure over low control 118 18 6 SV1 c...

Page 3: ... 6kW AW042SSCHA AW062SSCHA HU102WAMNA 220 1 50 9kW AW082SNCHA AW102SNCHA Hydronic box Appearance Model Power Supply V Ph Fre Capacity Compressor type A C mode Hydraulic module Refrigerant AW042SSCHA 220 1 50 4kW Inverter Heat pump Split R32 AW062SSCHA 220 1 50 6kW Inverter Heat pump Split R32 Outdoor units ...

Page 4: ...pearance Model Power Supply V Ph Hz Capacity Compressor type A C mode Hydraulic module Refrigerant AW082SNCHA 220 1 50 8kW Inverter Heat pump Split R32 AW102SNCHA 220 1 50 10kW Inverter Heat pump Split R32 ...

Page 5: ...C ambient temperature For space cooling it can work at even 48 C There are backup heaters of 1kW and 3kW inside the indoor unit It allows the system to be combined with a third party boiler as an auxiliary heating source Fast DHW mode 2 zones control Quiet Mode 2 3 Super Convenience Climate Curves Sterilization Function 5 inch colorful controller on the front panel and an optional wired controller...

Page 6: ...r proof motor to ensure reliable operation the fan motor is six pole electric motor with built in thermal cut out Hydraulic module It is fully integrated and equipped with key hydraulic components such as plate heat exchanger and water circulating pump The water pressure difference switch is provided in the units to protect against damage to the water pump Power and control electrical panel Power ...

Page 7: ...1 Compressor 2 Gas liquid separator 3 Electronic expansion valve 4 4 way valve 5 High pressure switch 6 High pressure sensor 7 Low pressure sensor 8 Condenser 9 Moter bracket 10 Motor 11 Fan 12 Accumulator 13 Electrical panel ...

Page 8: ...Heater 6 Air purge valve 7 Pressure relief valve 8 Flow sensor 9 Pump 10 Water filter 11 Main control board 12 Controller power supply 13 Power transfer terminal block A B C P Q 14 Water pump and electric heating control PCB 15 Small PCB 1 16 Small PCB 2 17 Leakage protector 18 Terminal block power supply ...

Page 9: ...level 42 42 Dimension Height mm 850 850 Width mm 480 480 Depth mm 310 310 Net Weight kg 41 43 Refrigerant Pipe Diameter Liquid mm 9 52 9 52 Gas mm 15 88 15 88 Water Pipe Diameter Inlet mm 25 4 25 4 Outlet mm 25 4 25 4 Pump Motor Type DC Motor DC Motor Input Power W 75 75 Hot Water Coil Type Brazed Plate Brazed Plate No of Plates 52 48 Size WxHxL mm 324 94 82 333 121 87 Pressure Relief Valve Water ...

Page 10: ... dB 58 61 Air Flow m h 2200 2200 Refrigeration Control Device Expansion valve Expansion valve Refrigerant R32 Precharge Maximum kg 1 2 1 2 F GAS GWP 675 675 CO2eq ton 0 81 0 81 Dimension Height mm 920 920 Width mm 760 760 Depth mm 372 372 Net Weight kg 55 55 Pipe Diameter Liquid mm 6 35 6 35 Gas mm 15 88 15 88 Standard Length m 5 5 Pipe Length Range m 3 30 3 30 IDU ODU Height Difference m 20 20 Ad...

Page 11: ...ger Fin material Aluminium Aluminium Fin Type Corrugated Fin Corrugated Fin Row Stage FPI 2 34 21 2 34 21 Size W H L mm 1093 714 26 6 1093 714 26 6 Power Supply Phase Voltage Hz Single Single V 220 240 220 240 Hz 50 50 Input Power Condition Ambient Water A7W35 A7W35 kW 0 8 1 2 Maximum Input Power For Heat Pump System kW 2 4 2 7 Running Current Condition Ambient Water A7W35 A7W35 A 4 6 5 5 Maximum ...

Page 12: ...l dB 65 68 Air Flow m h 4200 4200 Refrigeration Control Device Expansion valve Expansion valve Refrigerant R32 Precharge Maximum kg 1 6 1 6 F GAS GWP 675 675 CO2eq ton 1 08 1 08 Dimension Height mm 950 950 Width mm 965 965 Depth mm 370 370 Net Weight kg 76 76 Pipe Diameter Liquid mm 9 52 9 52 Gas mm 15 88 15 88 Standard Length m 5 5 Pipe Length Range m 3 50 3 50 IDU ODU Height Difference m 30 30 A...

Page 13: ...changer Fin material Aluminium Aluminium Fin Type Corrugated Fin Corrugated Fin Row Stage FPI 2 44 21 2 44 21 Size W H L mm 1170 924 26 6 1170 924 26 6 Power Supply Phase Voltage Hz Single Single V 220 240 220 240 Hz 50 50 Input Power Condition Ambient Water A7W35 A7W35 kW 1 7 2 2 Maximum Input Power For Heat Pump System kW 4 4 5 1 Running Current Condition Ambient Water A7W35 A7W35 A 7 2 9 5 Maxi...

Page 14: ...14 5 Dimensions HU062WAMNA HU102WAMNA HU062 102WAMNA 850 310 480 70 84 150 93 100 100 1 00 480 100 1150 100 1 00 Unit mm ...

Page 15: ...HA 760 372 920 15 660 130 130 950 600 175 965 Above 6 150 Above 20 500 BACK Front Back and side Above 8 200 Above 6 150 Above 12 300 Above 6 150 Front and BACK Above 20 500 Above 6 150 Above 8 200 Above 40 1000 Above 40 1000 When barriers exists above the unit 15 175 Unit mm ...

Page 16: ...16 6 Piping Diagram ...

Page 17: ...ve All Used to charge the refrigerant to unit φ6 35 Flow sensor All Detect water flow 5 80L min Pump All Pump Transport liquid Pumping head 8m Water pressure gauge All Detect water pressure 0 0 4MPa Heater All Auxiliary heating at low temperature 1 3KW Expansion Vessel All Pressure fluctuation of buffer system 5L Water filter All Filter impurities in water 40 mesh Plate heat exchanger All Used to ...

Page 18: ...HEAT 2 N PWOER IN L N GND Leakage protector PUMP L Gas boiler L ZONE1 PUMP L ZONE2 PUMP L 1 2 3 4 5 6 7 8 0 0 0 0 0 1 BM1 BM Model BM Indication 0 0 102 0 means OFF 1 means ON 062 0 0 0 0 0 1 1 0 Remarks Connect Outdoor unit Connect ATW 02 Com3_I O CN24 CN23 W CN7 W CN4 R CN36 CN29 R CN25 W CN6 CN5 CN4 CN3 CN15 CN9 CN11 CN1 CN7 CN2 CN10 Controller K L N K L N L N L N L N L N S1 N T1 N S2 N T2 N Fl...

Page 19: ...8 SV2 0 0 0 1 0 0 0 Remarks W CN1 SMG1 SMG2 SW4 SW5 SW6 SW7 UP DW EXIT ENTER Display board 1 L 2 N W CN24 0150553638 Colours B Black BL Blue Y Yellow G Gree R Red W White PD W CN2 P G Q A B 12V 3 G BL R FUSE2 FUSE1 T3 15A 250VAC T25A 250VAC Indoor connect 0 discharging temp sensor Td failure suction temp sensor Ts failure ambient temp sensor Ta failure defrosting temp sensor Te failure indoor comm...

Page 20: ...or compressor suction sensor ambient temp sensor electronic expansion valve Symbol Signification Colours B Black BL Blue Y Yellow G Green R Red W White CN24 W SV2 heater HPS high pressure switch Pd high pressure sensor BM1 N O 1 2 3 4 5 6 7 8 0 1 0 0 1 ON P11 FUSE2 FUSE1 T20AL 250V Indoor connect 115 voltage too high of DC bus line 116 communication abnormal between transducer and control PCB 117 ...

Page 21: ...AW082SNCHA 50Hz 220 240V 1Ph 3 9 12 5 2 4 0 18 0 74 AW102SNCHA 50Hz 220 240V 1Ph 3 9 12 5 2 4 0 18 0 74 Remark MCA Min Current Amps A MFA Max Fuse Amps A MSC Max Starting Amps A OFM Outdoor Fan Motor FLA Full Load Amps A kW Rated Motor Output kW Model Outdoor Unit Power Supply Electric Heater Hz Voltage Phase MCA MFA kW FLA HU062WAMNA 50Hz 220 240V 1Ph 23 8 76 4 4 19 1 HU102WAMNA 50Hz 220 240V 1Ph...

Page 22: ...1240 35 3610 1790 6060 1980 4780 1570 6010 1200 5470 1400 48 3420 2040 3840 1920 4280 1830 4410 1700 4800 1560 AW082SNCHA HU102WAMNA Water Out C 5 7 14 18 25 Outdoor Air C Capacity W Input Power W Capacity W Input Power W Capacity W Input Power W Capacity W Input Power W Capacity W Input Power W 10 5600 1310 8210 1280 8530 1230 8900 1170 9800 1100 15 5230 1520 8100 1670 8020 1480 8610 1350 8730 13...

Page 23: ...0 7 6440 1040 6080 1220 5950 1680 6030 2120 5350 2430 25 7200 800 7060 1020 6710 1240 6440 1460 5800 1540 AW082SNCHA HU102WAMNA Water Out C 25 35 45 55 60 Outdoor Air C Capacity W Input Power W Capacity W Input Power W Capacity W Input Power W Capacity W Input Power W Capacity W Input Power W 25 5100 2020 4720 2110 4480 2770 15 5900 2010 5500 2300 5110 2690 4970 3270 4620 3450 7 6800 1880 6300 217...

Page 24: ...24 10 Operation Limits Delivery Leaving Ta Ambient temperature Two Outlet water temperature Two C Tao C Heating ...

Page 25: ...25 Cooling Tao C Two C Ta Ambient temperature Two Outlet water temperature ...

Page 26: ...ease drain water out completely from unit if no anti freeze were charged into pipeline or keep power on at standby or off status and ensure that water is contained inside of unit 2 When ambient temperature lower than 5 C running cooling mode must be charged antifreeze Refers to upper parameters for the charged volume b Fouling Factors The performance data given refer to conditions with clean evapo...

Page 27: ...0 45 00 0 00 0 20 0 40 0 60 0 80 1 00 1 20 1 40 1 60 1 80 Water Pressure Drop Kpa Flow rate m h HU062WAMNA water pressure drop 0 00 10 00 20 00 30 00 40 00 50 00 60 00 70 00 0 00 0 50 1 00 1 50 2 00 2 50 3 00 Water Pressure Drop Kpa Flow rate m h HU102WAMNA water pressure drop ...

Page 28: ...28 12 Sound Level Model Sound pressure level dB Sound power level dB AW042SSCHA 44 58 AW062SSCHA 45 61 AW082SNCHA 49 65 AW102SNCHA 53 68 HU062WAMNA 42 HU102WAMNA 42 ...

Page 29: ... for 10s to restart controller Check whether the controller software is normal Display Touch area Restart button Press to restart controller Check whether the controller chip is normal Hanger hole Hanger hole Power 12V DC Fire alarm linkage contact Reserved Third party interface Reserved Communication port ...

Page 30: ...ler the controller can only view the unit parameters and cannot change the unit operation status Don t install near devices that produce electrical interference such as AC motor radio transmitters like network routers and consumer electronics Other electrical noise producers could include computers auto door openers elevators or other equipment what can produce noise Don t install in wet locations...

Page 31: ...V black GND green A2 and white B2 All of the power supply and communication 485 cables between each module and terminal module to the controller are double core shielded twisted pair cable Specific wiring as the table below Connection terminal between controller communication line and IDU Hanger hole Hanger hole The Split IDU Controller The communication line is connected with the controller The l...

Page 32: ...ler as sub Tap on menu icon in main interface SETTING GENERAL Setting Main Sub Set function MAIN This controller is main and you can use this controller to set and view unit parameters SUB This controller is sub and you can only use this controller to view the unit parameters not to control the unit operation status Installation settings Tap on menu icon in main interface SETTING INSTALLATION Ente...

Page 33: ...plit system including Zone1 Zone2 DHW Domestic Hot Water and Pool During installation Zone1 Zone2 DHW and Pool can be set to ON or OFF Note If one Zone in the system set Zone 1 on If two zones in the system set Zone1 on and Zone 2 on After powering on controller starts to search IDU Indoor Unit shown as picture 2 below Picture 2 ...

Page 34: ...ttings MAIN SUB Controller Time Mode DHW Pool Zone2 Zone1 Menu ON OFF Picture 3 Picture 4 Current temperature Setting temperature Control point In the main interface you can control ON OFF mode and setting temperature Click the mode area and slide left and right to change the unit operation mode Click each current temperature area and slide left and right to adjust the set temperature Picture 5 ...

Page 35: ... of zone 1 will automatically change to 48 C If a third party controller is selected the setting temperature of the point displays Link and the controller cannot change the set temperature the temperature is determined by the third party controller Tap the lower left menu icon It will show the following interface 1 Schedule Add Tap on SCHEDULE in picture 6 If schedule has been set the set of sched...

Page 36: ...re 9 Picture 10 You can set except dates for the schedule in Picture 9 Schedule information is not executed on exceptional days Tap OK in Picture 8 the display interface is as follows Repeat steps to add another schedule ...

Page 37: ... Picture 12 Picture 13 Delete First tap the DELETE icon in the Picture 12 then small circle will appear like Picture 13 Second select the schedules to be deleted Last press the DELETE icon in the lower right corner ...

Page 38: ... reactivate a schedule that is unavailable then tap AVAILABLE as seen at the lower right of Picture 12 Tap the icon of the desired schedule s to reactivate Then tap AVAILABLE at the lower right of the screen to reactivate the schedule information Picture 14 Picture 15 Picture 16 2 Error inquiry Tap ERROR INQUIRY in menu to check errors Click the middle position of the lower sidebar of the screen t...

Page 39: ... the controller is set as a sub controller the controller can only view the unit parameters and cannot change the unit operation status You can set any one of the controllers in the system as Main controller but be sure there is only one main controller in the system at any time If you want to operate please do this with the main controller 2 Time setting You can adjust the date clock time by slid...

Page 40: ...22 00 07 00 T Difference between energy saving temperature and actual temperature 15 C 0 C 5 C Holiday Mode Operation On Off Off To save energy a holiday period may be set to lower the temperature during the period Date Start date End date Current date Current date Setting Temp of Zone1 0 C 30 C 15 C Setting Temp of Zone2 0 C 30 C 15 C Quiet Operation On Off Off To operate quietly during the prese...

Page 41: ...F Auto Each IDU is controlled separately Heater2 Electric Heating Auto Forced ON Forced OFF Auto Each IDU is controlled separately Note Do not use the system during sterilization in order to prevent scalding with hot water or overheating of shower Quiet function and Turbo function cannot be turned on at the same time 4 Installation Tap INSTALLATION icon in Picture 17 then prompts to enter password...

Page 42: ...r Tank On Off Off Solar Thermistor On Off Off Allow Cool Mode On Off On Allow Cool Mode of Zone2 On Off Off SG Ready Control On Off Off Bivalent Connection On Off Off Bivalent Temp 20 C 20 C 10 C Note If one Zone in the system set Zone 1 on If two zones in the system set Zone1 on and Zone 2 on Compensation Temp Tap COMPENSATION TEMP icon in Picture 22 to enter the compensation temperature setting ...

Page 43: ...er Control Mode of Zone2 Main controller Third party controller IDU ambient Temp sensor Main controller Control Mode of DHW Main Controller Third Party Controller Main Controller Control Mode of Pool Main Controller Third Party Controller Main Controller Zones Water Temp Control Mode Direct Auto curve Set curve Direct Auxiliary Heat Source IDU Electric Heater Boiler IDU Electric Heater Boiler IDU ...

Page 44: ...or unit installation Tap INDOOR UNIT INSTALLATION icon in Picture 22 to enter the IDU parameters setting interface You can set the operating parameters for the IDU Picture 26 Function Parameter Range Default Selection of IDU Electric Heating Type None Heater 1 Heater2 Heater 1 Heater2 Heater 1 Heater2 Flow Switch Normal shielded Normal Antirust Operation On Off On IDU Pump Status Auto Open Close A...

Page 45: ...s and clear all settings Picture 27 Picture 28 If you click YES to reinitialize the controller will restart If you click Cancel then exit POP 5 Status Tapping STATUS to enter status viewing interface Click the tab at the bottom of the screen and you can select the parameter category to view ...

Page 46: ... Off Closed Status of Zone2 Water Mixing Valve On Off Zone2 Indoor Temp Display accuracy 0 1 C Zone2 Mixing Valves Temp Display accuracy 0 1 C Pump3 Output of Pool On Off Pump4 Output of Pool On Off Opening Status of Pool Water Mixing Valve On Off Closing Status of Pool Water Mixing Valve On Off Mixing Valve Temp of Pool Display accuracy 0 1 C Pool Temp Display accuracy 0 1 C Parameter Control of ...

Page 47: ...ose IDU Low Pressure Switch Open Close IDU Pump Duty Display accuracy 1 IDU Pump Actual Speed Display accuracy 1r min IDU PMV Open Display accuracy 1pls IDU Antifreeze Temp Display accuracy 0 1 C IDU Inlet Water Temp Display accuracy 0 1 C IDU Outlet Water Temp Display accuracy 0 1 C IDU Liquid Pipe Temp Display accuracy 0 1 C IDU Gas Pipe Temp Display accuracy 0 1 C IDU Flow Meter Display accurac...

Page 48: ...scharge Saturation Temp Display accuracy 0 1 C Actual Discharge Saturation Temp Display accuracy 0 1 C Outdoor Target Suction Pressure Range 0 5kg Outdoor Actual Suction Pressure Range 0 5kg Target Suction Saturation Temp Display accuracy 0 1 C Actual Suction Saturation Temp Display accuracy 0 1 C Outdoor Discharge Temp Display accuracy 0 1 C Outdoor Suction Temp Display accuracy 0 1 C Outdoor Amb...

Page 49: ...age electrical shock or fire Do not add or replace refrigerant other than the specified it may cause product damage burst and Injury etc Make sure installation is completed by authorized dealer or technician installation done by the user it will cause water leakage shock or fire Take measures to protect the equipment against severe weather and earthquakes during installation This is a R32 model us...

Page 50: ...to freezing If the interval between the installation and putting into use exceeds 1 month please pump out the circulating water in the system Be sure to install earth leakage circuit breaker If the earth leakage circuit breaker is not installed it may cause electric shock or fire Please set the water pump piping according to the installation instructions to ensure smooth drainage and heat insulati...

Page 51: ...ulate the Broom area adjacent to the Aroom b Determine the Amin total based on the Total Refrigerant Charge mc from Table 2 c The total floor area of both Aroom and Broom must exceed Amin total 3 Determine Minimum Venting Opening Area VAmin for natural ventilation a From Table 3 calculate mexcess b Then determine VAmin corresponding to the calculated mexcess for natural ventilation between Aroom a...

Page 52: ...1 738 1 814 1 965 2 116 2 267 2 418 2 570 2 721 8 1 858 1 939 2 101 2 262 2 424 2 585 2 747 2 909 9 1 971 2 057 2 228 2 399 2 571 2 742 2 914 3 085 10 2 078 2 168 2 349 2 529 2 710 2 891 3 071 3 252 11 2 179 2 274 2 463 2 653 2 842 3 032 3 221 3 411 12 2 276 2 375 2 573 2 771 2 969 3 166 3 364 3 562 For intermediate H values the value that corresponds to the lower H value from the table considered...

Page 53: ...08 5 70 5 37 5 07 2 12 10 41 9 56 8 15 7 03 6 14 5 75 5 42 5 12 2 14 10 61 9 74 8 30 7 16 6 24 5 81 5 47 5 16 2 16 10 81 9 93 8 46 7 29 6 35 5 86 5 52 5 21 2 18 11 01 10 11 8 62 7 43 6 47 5 92 5 57 5 26 2 20 11 21 10 30 8 77 7 57 6 59 5 97 5 62 5 31 2 22 11 42 10 49 8 94 7 70 6 71 6 03 5 67 5 36 2 24 11 62 10 68 9 10 7 84 6 83 6 08 5 72 5 40 2 26 11 83 10 87 9 26 7 98 6 96 6 13 5 77 5 45 2 27 11 9...

Page 54: ...225 220 212 204 197 191 185 180 2 27 1 7 0 57 170 163 157 151 146 141 137 133 2 27 1 9 0 37 117 112 103 98 95 92 89 86 For intermediate H values the value that corresponds to the lower H value from the table considered Example For H 1 25 m the value that corresponds to H 1 20 m is considered For intermediate mexcess values the value that corresponds to the higher mexcess value from the table is co...

Page 55: ...55 Installation instructions Dimension Diagram Front View Bottom View 480mm 850mm 310mm Side View 70mm 150mm 84mm ...

Page 56: ...e overhauled once a year Please replace and update in time if necessary When the water capacity of the water system is more than 180L an additional expansion tank is required No Pipe Description Connection Size in mm HU062WAMNA HU102WAMNA Refrigerant liquid pipe 1 4 6 35 3 8 9 52 Refrigerant gas pipe 5 8 15 88 5 8 15 88 Water inlet pipe 1 25 4 1 25 4 Water outlet pipe 1 25 4 1 25 4 Pipe Position D...

Page 57: ...m wall ceiling or other equipment for service and air circulation The recommended minimum installation height for indoor unit is 1150mm Note If there s any possibility of small animals entering the unit from pipe outlet then block it Do not install the unit outdoors The unit is designed for indoor installation only When install electrical equipment at wooden building of metal lath or wire lath acc...

Page 58: ...e slots behind of the unit on the hook of the installation plate 1 Fix the installation plate 2 on the wall with 3 bolts of size M8 Installation plate 1 Installation plate 2 Back of Indoor unit Wall CAUTION Do not lift the indoor unit by holding the refrigerant and water pipes to prevent damage of the pipes during the installation ...

Page 59: ...sulation materials to reduce heat loss Check the water leakage condition along the piping especially in connecting joint during trial running Note Do not charge water to the system before completing the installation and insulating the piping in winter Drain the water out of the system if the unit does not operate for a long time Choose proper buffer tank and auxiliary electrical water heater to co...

Page 60: ...gerant charging See it in the outdoor installation manual G Charging the Water Water quality requirement It is necessary to analyse the quality of water by checking pH electrical conductivity ammonia ion content sulphur content and others The following is the recommended standard water quality Contents Unit Value Standard Quality pH 25 C 7 5 9 Electrical conductivity 2 μS cm 10 500 Alcalinity HCO3...

Page 61: ...ction The fluctuation range of power supply voltage must be within 10 of the working voltage of the unit The wiring is allowed to pass 1 25 times of the rated current The communication line must be twisted pair wiring or shielded wire which diameter must be greater than 0 75mm2 The insulation resistance between all electrical terminals of the unit and the machine body shall not be less than 3MΩ Th...

Page 62: ...ding Please don t connect the ground wire to the following places 1 water pipe 2 gas pipe 3 drainage pipe 4 The other places where are unreliable The communication terminal block for indoor unit and outdoor unit is marked as P Q The device within the dotted box is optional and needs to be configured separately which is not the standard configuration of the unit Communication wiring figure Standard...

Page 63: ...power supply terminal block for outdoor unit AW042SSCHA AW062SSCHA is marked as 1 2 and 3 which correspond to live line neutral line and earth line respectively For indoor unit and outdoor unit AW082SNCHA AW102SNCHA the live line neutral line and earth line is marked as L N and G ...

Page 64: ...egislation Air conditioners must be treated at a specialized treatment facility for reuse recycling and recovery By ensuring this product is disposed of correctly you will help to prevent potential negative cons equences for the environment and human health Please contact the installer or local authority for more information Battery must be removed from the remote controller and dis posed of separ...

Page 65: ...emperature cooling 10 46 degree heating 20 35 degree This appliance is intended to be used by expert or trained users in shops in light industry and on farms or for commercial use by lay persons We recommend that this appliances be installed properly by qualified installation technicians in accordance with the installation instructions provided with the unit The appliance shall be installed in acc...

Page 66: ...he defrosting process or to clean other than those recommended by the manufacturer The appliance must be stored in a room without continuously operating ignition sources the radius of the storage area should be no less than 2 5 m for example open flames an operating gas appliance or an operating electric heater Do not pierce or burn Be aware that refrigerants may not contain an odour The appliance...

Page 67: ...nal overheating electrical shock fire or explosion If any refrigerant has leaked out during the installation work ventilate the room The refrigerant produces a toxic gas if exposed to flames may cause explosion After all installation is complete check to make sure that no refrigerant is leaking out The refrigerant produces a toxic gas if exposed to flames may cause explosion When installing or rel...

Page 68: ... validity shall be equipped inside the driver s cab 8 Orange white or red white reflective stripes shall be pasted on the sides and tail of the transporting vehicles to remind the vehicles behind of keeping distance 9 The transporting vehicles shall run at a constant speed and heavy acceleration deceleration shall be avoided 10 Combustibles or the static articles cannot be transported simultaneous...

Page 69: ...le ventilation shall be maintained at the place of installation doors and windows are opened 2 Open fire or high temperature heat source including welding smoking and oven higher than 548 is not allowed within the scope of flammable refrigerant 3 Anti static measures shall be taken such as the wearing of cotton clothes and cotton gloves 4 The place of installation shall be convenient for installat...

Page 70: ...f with a cutting knife Connection is only allowed after re flaring the same to the outdoor unit Qualification Requirements of Maintenance Personnel 1 All the operators or the maintenance personnel involved in refrigerating circuits shall be provided with the effective certificate issued by an industry accepted assessment institute to ensure that they are qualified for safety disposal of refrigeran...

Page 71: ...linders acetylene cylinders and oxygen cylinders shall be placed separately The distance between the gas cylinders above and the working area involved in open fire shall be at least 6m The anti backfire valve shall be installed for the acetylene cylinders The color of the acetylene cylinders and oxygen cylinders installed shall meet the international requirements The warning sign of No Fire No Smo...

Page 72: ...refrigerant inside The cylinders of refrigerant shall be kept upright and be fixed After maintenance of the refrigeration system the system shall be sealed with a safe manner The maintenance in progress shall not damage or lower the original class of safety protection of the system Maintenance of Electrical Components Partial of the electrical component under maintenance shall be subject to inspec...

Page 73: ... that no refrigerant is inside the outdoor unit and the system refrigerant has been discharged and cleared The refrigeration pipelines cannot be cut with a welding gun under any circumstance The refrigeration pipelines must be disassembled with a pipe cutter and the disassembly must be carried out around a ventilation opening Refrigerant Charging Procedures The following requirements are added as ...

Page 74: ...city of which shall match with the refrigerant amount charged in the whole refrigeration system All cylinders to be used are designated for the recovered refrigerant and labeled for that refrigerant Dedicated Cylinder for Refrigerant Recovery The cylinders shall be equipped with pressure relief valves and stop valves under favorable state The empty cylinder shall be vacuumized before usage and be ...

Page 75: ...e base should be checked for any damages If the damaged base is not repaired the unit may fall down and cause accidents Air conditioner can t be installed in the environment with inflammable gases because the inflammable gases near air conditioner may cause fire and explosion hazard Please let the dealer be responsible for installing the conditioner Incorrect installation may cause water leak elec...

Page 76: ...unit and present a risk of electric shock smoke fire or explosion Do not touch the fins on the heat exchanger with bare hands for they are sharp and dangerous Only use refrigerant R32 as indicated on the unit when installing or relocating the unit The use of any other refrigerant or an introduction of air into the unit circuit may cause the unit to run an abnormal cycle and abnormal cycle and caus...

Page 77: ... ether oil or alkylbenzene to coat flares and flange connections A large amount of mineral oil will cause the refrigerating machine oil to deteriorate Exercise special care when handling the tools An introduction of foreign objects such as dust dirt or water into the refrigerant cycle will cause the refrigerating machine oil to deteriorate Use liquid refrigerant to charge the system Charge the uni...

Page 78: ...t breaker remote switch switch Type B fuse molded case circuit breaker with a proper current capacity The use of large capacity fuses steel wire or copper wire may damage the unit or cause smoke or fire Properly dispose of the packing materials Things such as nails may be included in the package Dispose of them properly to prevent injury Plastic bags present a choking hazard to children Tear up th...

Page 79: ...79 No Drawing Name of parts Quantity 1 Drainage elbow 4 2 Rubber cushion 4 Accessories ...

Page 80: ...or to the packing and outer packing of the equipment External protection should be used when lifting such as cloth or cardboard Hoisting method Hoisting to ensure that the level of outdoor machine slowly lifting 1 Removal of outer packing is strictly prohibited 2 As shown by two ropes hoist with outdoor machine packaging Do not remove packing tape and packing box rope 0 7 1 0 meters Over 60 degree...

Page 81: ...n to the following points when handling the equipment manually 1 No demolition wood base 2 In order to prevent the dumping of the outdoor machine the center of gravity of the unit should be noted as shown in the figure 3 Two or more people to carry out the outdoor machine This product maximum tilt angle 20 degrees Handle hole Wood base Wood base This product maximum tilt angle 20 degrees Handle ho...

Page 82: ...inst clogging the outdoor In installation install the anti vibration rubber between the unit and the bracket The unit should be installed at the place where the cold hot air or noise will not interfere the neighbours Note 1 In snowy area install the unit under the bracket or the snow proof cover against the accumulative snow on the unit 2 Do not install the unit at the place where the flammable ga...

Page 83: ...f the front and back shall be lower than the outdoor unit The installation service spaces shown in the illustrations are based on an air intake temperature of 95 F 35 C DB for COOL operation In regions where the air intake temperature regularly exceeds 95 F 35 C DB or if the heat load of outdoor units is expected to regularly exceed the maximum operating capacity reserve a larger space than that i...

Page 84: ...In accordance with the foundation drawing in the figure fix the unit securely by means of the foundation bolts It is best to screw in the foundation bolts until their length are 0 8in 20mm from the foundation surface Fix the outdoor unit to the foundation bolts using nuts with resin washers 1 as shown in the figure If there is no need to install the outdoor machine in the open space of the buildin...

Page 85: ...f the nuts rust easily Dimensions bottom view unit of measurement mm b Near wall installation More than 2000mm Fierce wind More than 2000mm Fierce wind C D 128 128 A 661 B 402 435 AW042SSCHA AW062SSCHA A leg pitch1 B leg pitch2 C Drain hole D Bottom frame ...

Page 86: ...nd and tighten it with the double spanners Don t let the impurity such as sand water etc into the pipe Pipe connection method Cautions in piping installation When welding the connector with hard solder charge nitrogen into the pipe against oxidation Or the oxygen film in the pipe will clog the capillary and the expansion valve even caue the deathy accident The refrigerant pipe should be clean If t...

Page 87: ...61000 3 11 Model Power supply ZMax Ω AW042SSCHA 1PH 220 240V 50Hz 0 24 AW062SSCHA 0 24 AW082SNCHA 0 24 AW102SNCHA 0 24 WARNING Switch off the main power switch of the indoor and outdoor machine for more than 1 minutes before the wiring or regular inspection To prevent the destruction of wires and electrical components by rats or other animals Serious it may lead to the occurrence of fire To avoid ...

Page 88: ...eeds 20m the need to increase the size The power supply line is fixed with a round connection terminal with an insulating protective sleeve Not with sheet metal contact and extrusion in order to avoid the cut line of skin caused by fire Power wiring figure power supply 1PH 220 240V 50Hz outdoor Outdoor power source and power cable Item Model Power source Power cable section mm2 Circuit breaker A R...

Page 89: ...00 0 75mm2 4 core shielding line Outdoor power input MODEL COOLING 1 HEATING 2 MAX AW042SSCHA 1 27kW 0 81kW 2 4kW 12 5A AW062SSCHA 1 96kW 1 21kW 2 7kW 13A AW082SNCHA 2 66kW 1 66kW 4 4kW 19A AW102SNCHA 3 09kW 2 15kW 5 1kW 22A 1 Water in out 12 7 C Outdoor 35 C 2 Water in out 30 35 C Outdoor 7 CDB 6 CWB Indoor and outdoor communication wire Length of Signal Line m Wiring Dimensions 500 0 75mm2 2 cor...

Page 90: ...ing Ground cable Power cable Communication cable Fixing the communication cable with a wire clip Fixing the power cable with a wire clip Power cable and communication cable need to be flame retardant and high temperature resistant wire wrap AW082SNCHA AW102SNCHA AW042SSCHA AW062SSCHA Communication line Ground cable Power cable Fixing the communication line with a wire clip Fixing the power cable w...

Page 91: ...ode outdoor defrosting will affect the heating efficiency The unit will defrost for about 2 10 minutes automatically at this time the condensate will flow from outdoor also in defrosting the vapour will appear at outdoor which is normal When power failure When power is failure in running all the operations will stop After being electrified again if with re satrt up function the unit can resume to ...

Page 92: ...cury hexavalent chromium polybrominated biphenyls and polybrominated diphenyl ethers are not more than 0 1 mass fraction and cadmium is not more than 0 01 mass fraction Please recycle the refrigerant before scrapping moving setting and repairing the air conditioning for the air conditioning scrapping should be dealt with by the qualified enterprises Move and scrap the air conditioning ...

Page 93: ...hite Relay board CN36 White Flow meter CN29 Red Water inlet outlet sensor CN25 White Redrigerant inlet outlet temp sensor CN9 Red To water pump communication PCB CN9 1 CN30 Red Low pressure switch short circuit CN27 Blue Flow switch short circuit CN39 Red Heat2 to heater CN40 White Heat1 to heater CN21 Green Error output CN38 Room thermostat 1 CN13 Room thermostat 2 CN15 Freeze heater Tank heater ...

Page 94: ...mperature and compressor running time 220V output CN16 3 way valve 3 way valve on hot water operation 3 way valve off other mode opeartion 220V L N K output CN17 Mixing valve Rule Valve open when NL electrified vlave close when KL electrified Maintain status when KL power down KL cannot electrified together N is common port Control as below after initial power on for 5min T is the operation proces...

Page 95: ...r heating signal when selecting a third party controller 2 If any of the following conditions are met the water pump delay 1min OFF a No cooling or heating third party signal b Unit OFF by wired controller c Flow error Water pump is foreced to open when in defrosting oil return anti freezing operation Water pump speed control 1 Differential temperature control a Cooling Temperature difference betw...

Page 96: ...g flow error 220V CN6 XIAO Zone2 pump Note When zone2 without zoning pump no output When zone 2 has zoning pump will be controlled by master controller water temp setting or zone controller 2 1 Startup condition and a Main controller ON or sub controller ON b Or Only control by main sub controller set heating cooling mode When controlled by 3rd party controller zone2 has indoor controller signal W...

Page 97: ...769 Terminal block Color Function CN6 Zone2 water pump CN5 Zone1 water pump CN4 Gas boiler CN3 Built in pump CN2 Heater 1 N CN10 Heater 1 L 1kW CN1 Heater 2 N CN9 Heater 2 L 3kW CN15 Power supply L CN7 Power supply N CN11 GND CN8 To main PCB CN23 ...

Page 98: ...nication CN4 Blue Defrosting temp sensor CN6 Black Suction temp sensor CN3 Red Discharge temp sensor CN7 Yellow Ambient temp sensor CN21 Red Indoor and outdoor communication CN8 Red Electric expansion valve CN25 Green Compressor heater CN16 White 4 way valve CN17 Red SV1 CN12 White DC fan motor CN27 P 310V power supply CN19 PGND 310V power supply CN37 Module power N out CN34 Module power L out CN1...

Page 99: ...rminal block Color Function CN11 Black COM Power module communiation CN10 Blue Power module low voltage power supply LI to reactor IN AC L Power module power inlet L AC N Power module power inlet N Lo to reactor OUT P N N 310V power supply N U V W to compressor P N P 310V power supply P ...

Page 100: ... To service board CN1 CN11 Red High pressure switch CN28 Red Pd Discharge pressure sensor CN29 Blue Ps Suction pressure sensor CN4 Blue Te Defrost temp sensor CN6 Blue Ts Suction temp sensor CN3 Red Td Discharge temp sensor CN7 Yellow Ta Ambient temp sensor CN8 Red Electric expansion valve CN21 Red PQ Indoor and outdoor communication CN10 White COM Power module communication CN25 Green Compressor ...

Page 101: ... OUT to main PCB CN42 LI to reactor IN Lo to reactor OUT U V W to compressor ACN OUT to main PCB CN42 PE GND L2 AC N to 22v power supply L1 AC L to 220v power supply CN6 White COM Power module communication to main PCB CN10 CN8 Green Tfin Radiator sensor CN1 White P N 310V power supply to main PCB CN41 ...

Page 102: ...oduction BM1_1 Reserved 0 Reserved default 1 Reserved BM1_2 BM1_3 BM1_4 Reserved 2 3 4 Reserved 0 0 0 Reserved default 0 0 1 Reserved 0 1 0 Reserved BM1_5 BM1_6 BM1_7 BM1_8 Indoor unit Model selection 5 6 7 8 Indoor unit Model selection 0 0 0 0 042 0 0 0 1 062 0 0 1 0 082 0 0 1 1 102 BM2 introduction BM 2_1 Indoor communication address setting mode 0 Automatic setting default 1 Dip switch set addr...

Page 103: ...nds become to 1 second 1 is ON 0 is OFF BM1 introduction BM1_1 Reserved 0 default 1 BM1_2 BM1_3 BM1_4 BM1_5 Outdoor unit Model selection 2 3 4 5 Outdoor unit Model selection 0 0 0 0 042 0 0 0 1 062 0 0 1 0 082 0 0 1 1 102 BM1_6 Power selection 0 Single phase default 1 Three phases BM1_7 BM1_8 Running mode selection 7 8 Running mode selection 0 0 Normal mode default 0 1 Powerful mode 1 0 Silent mod...

Page 104: ... press ENTER SW7 for 3 seconds to paramater setting interface on the dispaly tube Short press ENTER SW7 to switch the edit bit short press UP SW4 to increase the data short press DOWN SW5 to decrease the data and short press EXIT SW6 to exit Display parts SMG2 1 SMG2 2 SMG1 1 SMG1 2 4 digital tube from left to right After selecting the corresponding dip switch definition in display tube interface ...

Page 105: ... Thi C A 10 Indoor unit mode the actual operation of wind speed and SCODE code SMG2 2 represents the indoor unit mode O stop C cooling H heating SMG1 1 represents the actual operating speed of the indoor fan 0 stop 1 low speed 2 Middle speed 3 high speed SMG1 2 represents the SCODE codes 0 15 F For example C3B means the high fan speed under cooling operation SCODE is 11 B 11 Indoor set temperature...

Page 106: ...at storage module or sub cooling module with 16 indoor units connected and H08 means the outdoor unit has heat storage module with 8 indoor units connected 2 Outdoor capacity the unit is kw 3 Power supply type 220 means single phase 220V 380 means three phase 380V Special operation code DRM1 d1 flashing DRM2 d2 compressor freuency displayed in turn and in cycle DRM3 d3 compressor freuency displaye...

Page 107: ...F SMG1 2 Reserved display 0 13 D 0 Outdoor output SMG2 2 Low standby relay 1 ON 0 OFF SMG1 1 PTC relay 1 ON 0 OFF SMG1 2 Reserved Display 0 14 E 0 Heater output SMG2 2 CH1 1 ON 0 OFF SMG1 1 BH 1 ON 0 OFF SMG1 2 Reserved Display 0 15 F 0 Program version 1 0 means Ver1 0 SMG2 2 SMG1 1 SMG1 2 Function Digital tube display 0 0 1 Pd Unit kg 1 decimal places 0 2 1 Ps 0 3 1 Td Unit o C 0 5 1 Tdef 0 7 1 T...

Page 108: ...lve fully opened Press EXIT SW6 for 3 seconds and digital tube displays then exit the indoor valve forced control 0 13 D 2 All the indoor unit in cooling Press ENTER SW7 for 3 seconds and digital tube displays CCC all indoor units are in cooling mode Press EXIT SW6 for 3 seconds and digital tube displays all indoor units turned off 0 14 E 2 All the indoor unit in heating Press ENTER SW7 for 3 seco...

Page 109: ...ol board passively respone 1 Outdoor control board actively siginalling 2 Knotbase EP485 3 Standard modbus protocol 15 F 10 A 2 LEV fault masking selection 0 Nromal detect fault 1 Mask fault 15 F 11 B 2 2 way valve interlock three no installation mode special control selection 0 OFF 1 ON 15 F 12 C 2 Power limit operation control mode selection 0 By E2 value 1 By external contact DRM 15 F 13 D 2 Po...

Page 110: ...rating parts including Compressor Fan motor LEV Solenoid valve etc also include evacuation and injection not include rated forced operation indoor ON OFF E2 parameters view SMG2 2 SMG1 1 SMG1 2 Function Digital tube display 12 C 0 0 The EE data of address 000H Version E2 000H 0FFH address EE data display Address calculation addr SMG1 1 10H SMG1 2 Data display hexadecimal display H represents hexad...

Page 111: ...d and Write Address Content Point type Description 0000 Factory ID R Two digit ASCII character factory code ID HE 0001 Version R Current program version Send Value Actual value 10 This version is the version number of our program 0002 Operation hours R 16 bit cycle running time Return to 0 when booting Unit minute 0003 Heat machine label R 16 digit unique code each model has a code not a serial nu...

Page 112: ...rical fault 1 R 0014 Historical fault 2 R 0015 High Pressure R Unit 0 01kgf Send Value Actual value 100 16 positive numbers 0016 Low Pressure R Unit 0 01kgf Send Value Actual value 100 16 positive numbers 0017 Frequency R Unit 0 1hz Send Value Actual value 10 16 positive numbers 0018 The quantity of indoor unit s controllers R 0 64 0 means none 0019 Reserved R Reserved 0020 0149 Reserved R Reserve...

Page 113: ...h water temperatures above 12 C The compressor shuts down with water temperatures of less than 7 C Set point in heating mode factory set 45 C Hysteresis 5 C The compressor starts with water temperatures below 45 C The compressor shuts down with water temperatures above 55 C In the event of a temporary power failure when power returns the mode set previously will be retained in the memory Compresso...

Page 114: ...Two 40 C 40s When the compressor do not reach the target frequency if there s frequency reduce requirement it ll quit the original setting state and operate as the command Continue to raise the frequency Cooling DerCompSpd Load CompTrgtSpdInit Heating DerCompSpd Load CompTrgtSpdInit Load is the load from Hydronic box the range is 100 100 DerCompSpd is the frequency modification value the range is ...

Page 115: ...nt low pressure saturation temperatures 2 Up down 1 unit fan motor speed level every 20s 3 Pd_t Pd Tempt 1 when last for 5 minutes the system will report the fault high pressure over low Pd_t C Pd Tempt 6 A area Pd_t Pd Tempt 6 Operate at the lowest fan speed fan speed No 1 and last for 1 minute OFF B area Pd Tempt 6 Pd_t Pd Tempt 10 Reduce the fan speed 1 level every 20s until to the lowest level...

Page 116: ...he fan speed 1 level every 20s until to the lowest level C area 9 Ps_t 11 Keep currnet speed D area 2 Ps_t 9 Increase the fan speed 1 level every 20s E area Ps_t 2 Increase to the highest fan speed immediately from D area For AW042 062SSCHA model the fan speed increase 3 level every time to the highest ...

Page 117: ...d time exceeds 30 minutes The last defrosting Heating and compressor operates Te1 or Te2 1 C the accumulated time exceeds 50 minutes OR A Tao 6 C Te1 or Te2 6 C and last for 5 minutes B 5 C Tao 6 C Te1 or Te2 5Tao 72 7 and last for 5 minutes X If oil return operation mey the following conditions the accumulated running time will be cleared OR Outdoor units Te1 Te2 10 C and last for 1 minute Outdoo...

Page 118: ...to keep the normal cooling heating operation low pressure protection conrtol is needed through low pressure sensor 18 5 Low pressure over low control Starting condition Ps 0 6MPa Controls Cooling 0 6MPa SV1 ON Frequency control 3 0 7Mpa 2 Start again after 5 minutes Protection stopped 0 6MPa 1 0 56MPa 1 last for 1 minute 4 Error stop Only one time the error will stop 1 Protection will stop when la...

Page 119: ...or 5 minutes system will stop for protection 2 Minimum power on time for SV1 is 2 minutes or Ps 0 25MPa in 2 minutes Quit condition Ps 0 20MPa 18 6 SV1 control Pd 3 8MPa SV1 open Pd 3 5MPa SV1 close Minimum open time for SV1 is 1 minute or Pd 34kgf in 1 minute 18 7 Outdoor LEV control Cooling super heat control Control by indoor Tho Thi target super heat value and also consider modification value ...

Page 120: ...set the mode of the corresponding area At the same time E28 receives the anti freezing command that is open all electric valves and thermoelectric valves 18 9 Water flow alarm The microprocessor provides for management of a water flow alarm controlled by a pressure diference switch fitted as standard on the appliance to be installed on the water delivery piping This safety device may trip after th...

Page 121: ...with wired controller Restorable 8 WS abnormal Restorable If it occurs 3 times in an hour lock the failure 10 Tank water temp sensor Ttank failure Restorable 11 IO PCB communication failure Restorable 12 HU zone2 behind water mixing valve temp sensor failure Restorable 14 low pressure abnormal Restorable 15 antifreeze failure Restorable If it occurs 3 times in an hour lock the failure 16 HU in out...

Page 122: ...able 110 Module hardware excess current If it occurs 3 times in an hour lock the failure unrecoverable after locking 111 Compressor out of step If it occurs 3 times in an hour lock the failure unrecoverable after locking 112 Radiator of transducer temp too high If it occurs 3 times in an hour lock the failure unrecoverable after locking 113 Transducer overload If it occurs 3 times in an hour lock ...

Page 123: ...er code the unit is standby Please check the parameters according to standby reason standby code standby reason notes 555 3 outer circumstance temp Ta 54 C or Ta 10 C refrigerantion standby restorable 555 4 oil temp fail to meet the condition of system start ...

Page 124: ...aracteristic is proper Check if PCB is faulty if yes replace it Replace sensor N Y Y N 20 Troubleshooting 26 Communication failure with indoor Indoor power on First check the indoor unit is powered on Check if communication wire between outdoor and indoor is connected normally Replace PCB Re connect N Y Y N ...

Page 125: ...ll If voltage between red terminal and black terminal is 5V when testing pressure sensor by multimeter If voltage between white terminal and black terminal is 0 5V 3 5V when testing pressure sensor by multimeter Replace connecting board Replace PCB Replace pressure sensor N Y Y N N Y ...

Page 126: ...switch shuts off Make pressure switch close measure if terminal is conductive by multimeter If the system is clogged Make pressure switch terminal on connecting board in short circuit check if failure exists still Replace pressure switch and measure again Replace pressure switch Replace pressure switch Check the piping system Replace connecting board N Y Y Y N N N N Y Y ...

Page 127: ...tection Td If sensor terminal is fixed well If sensor resistor characteristic is proper If the system is lack of refrigerant If the EEPROM is fixed well Replace connecting board Replace EEPROM Reconnect Replace sensor Charge refrigerant Re connect Y Y N Y N N Y N ...

Page 128: ... If system meets condition of 4 way valve reversing Pd Ps 0 6MPa Measure if CN49 voltage on connecting board is 220VAC after 4 way valve reversing condition is met If compressor running current is normal Replace 4 way valve If there is air noise after 4 way valve reverses and if the temp of connection pipes with 4 way valve is normal Re connect Check if SV1 leaks Replace connecting board Check com...

Page 129: ...conformance with the measured data by sensor Check if stop valve is open fully Check if system is lack of refrigerant Check if terminal of electronic expansion valve coil is fixed well Check if piping system is clogged Open stop valve Recharge refrigerant Re connect the terminals Clear the piping N Y Y N Y N Y N Y ...

Page 130: ... too low Replace pressure sensor If actual pressure is in conformance with the measured data by sensor Check if compressor running current is normal Check compressor interconnected Check compressor Replace 4 way valve N Y Y N N ...

Page 131: ...opens fully If in cooling outdoor fan motor runs normally If in heating indoor fan motor runs normally and if filter is clogged Check if piping system is clogged Open stop valve Check fan motor Check indoor Clear the piping N Y Y Y N N N N Y N If the refrigerant quantity of the system is abnormal Charge refrigerant according to the standard Y ...

Page 132: ...he sensor characteristic is correct If the terminal of sensor is fixed well In cooling mode when the indoor unit off if the EEV can t completely close Check if refrigerant is too much Reconnect Replace of adjustment the indoor unit EEV Recharge refrigerant N Y Y N N Y Y ...

Page 133: ...communication wire between connecting board and module is connected normally In cooling mode when the indoor unit off if the EEV can t completely close Measure if voltage of CN28 on connecting board changes by multimeter Replace module Replace wire Replace connecting board N Y N Y Y N ...

Page 134: ...fan motor by hand to check if there is obviously fiction Check the motor and PCB connection is well Forced the fan in low speed measure if it has alternating voltage between FG and GND Replace the outdoor PCB Re connect Replace the motor Y N Y Y N N ...

Page 135: ...the stop valves of outdoor unit have been opened If the wiring terminal of the EEV of the outdoor unit has been plugged in If the refrigerant quantity of the system is abnormal Plug in the terminal Charge refrigerant according to the standard N Y Y N Y ...

Page 136: ...e sensor characteristic is correct Check the radiator is blocked If screw of module is fixed well and if radiating silica gel is daubed enough and evenly if there is no dirt on radiator Improve the running environment of outdoor uni Clean the radiator Fix it well and daub gel again clean the radiator N Y Y Y N N ...

Page 137: ...electric box is correct and if compressor wire is fixed well If compressor is normal compressor coil resistor insulation If power module is normal If there are the other failure recently such as 112 113 117 Solve the failures due to relative information Correct the wiring due to diagram Replace compressor Replace power module Remove the failure N Y Y Y Y Y N N N N ...

Page 138: ...o low water temperature Reconnect the Two sensor If the indoor unit Two sensor is normal If the indoor unit heater is normal Raise the temperature of circulating water and try to restart the system Reconnect the heater N Y Y N ...

Page 139: ...ove power supply circuit Check if voltage of power supply is normal Check the wires among U V W of compressor are normal If compressor is normal compressor coil resistor insulation Compressor load too much check the reason Replace the wires Replace the compressor N Y Y Y N N ...

Page 140: ...power supply is normal Check if wire of electric box is correct If compressor is normal compressor coil resistor insulation If power module is normal Compress load too much check the reason Correct the wiring due to diagram Replace compressor Replace power module N Y Y Y Y N N N ...

Page 141: ... If AC contactor or relay acts well Measure if DC bus line voltage between P and N of module is less than 375V Check rectifier reactor electrolytic capacitor in inverter main circuit Correct the wiring due to diagram Adjust or replace relay Circuit of DC bus line voltage on inverter control board abnormal replace inverter control board N Y Y Y N N N Y ...

Page 142: ...rrect Measure if DC bus line voltage between P and N of module is over 644V Circuit of DC bus line voltage on inverter control board abnormal replace inverter control board Improve power supply circuit Correct the wiring due to diagram Check rectifier reactor electrolytic capacitor in inverter main circuit Y Y N N N Y ...

Page 143: ...ard is abnormal Check if communication circuit of main control PCB is abnormal if signal LED flashes abnormally If inverter module board is abnormal Solve the failures due to relative information Adjust communication wire Replace main control board Detecting circuit on inverter board broken down replace inverter module board N N Y Y Y N ...

Page 144: ...ltage of power supply is normal Check if wire of electric box is correct If compressor is normal compressor coil resistor insulation If power module is normal Compressor load too much check the reason Correct the wiring due to diagram Replace compressor Replace power module N Y Y Y N N N Y ...

Page 145: ...bnormal Check if wire between DCCT and control board wire between IPM and compressor are correct if wiring direction of DCCT is normal Check if current sensor is normal Replace inverter PCB Correct the wiring due to diagram Replace current sensor Y Y N N ...

Page 146: ...elay or AC contactor acts well Measure if DC bus line voltage between P and N on module is less than 140V Check rectifier reactor electrolytic capacitor in inverter main circuit Correct the wiring due to diagram Adjust or replace relay or AC contactor DC bus line voltage circuit on inverter board broken down replace inverter module board N Y Y Y N N N Y ...

Page 147: ... on inverter control board is normal Check if wire between control PCB and inverter board is abnormal If circuit of inverter control board is abnormal Solve the failures due to relative information Improve power supply circuit Adjust communication wire Replace power module Y Y N N Y N ...

Page 148: ...iator temp sensor of transducer abnormal Check if connection between temp sensor and inverter board Measure if temp sensor resistor is normal Replace inverter control board Adjust connection Replace sensor Y Y N N ...

Page 149: ... 0150405523 Te defrosting temp sensor R25 10KΩ 3 0150405525 Td compressor discharge temp sensor R80 50KΩ 4 0150405526 Ts compressor suction temp sensor R25 10KΩ 5 HU062WAMNA HU102WAMNA 0150405631 Thi in refrigerant temp sensor R25 10KΩ 6 Tho out refrigerant temp sensor R25 10KΩ 7 0150405565 Twi in water temp sensor R25 10KΩ 8 Two out water temp sensor R25 10KΩ ...

Page 150: ...8 372 889 052 959 732 7 95 7 95 15 777 574 844 042 910 51 7 88 7 88 16 739 066 801 59 864 114 7 8 7 8 17 702 705 761 533 820 361 7 73 7 73 18 668 353 723 717 779 081 7 65 7 65 19 635 885 688 001 740 117 7 58 7 58 20 605 185 654 254 703 323 7 5 7 5 21 576 145 622 355 668 565 7 43 7 43 22 548 663 592 189 635 715 7 35 7 35 23 522 645 563 651 604 657 7 28 7 28 24 498 006 536 644 575 282 7 2 7 2 25 474...

Page 151: ...5 089 163 682 172 275 5 25 5 25 51 148 748 156 866 164 984 5 18 5 18 52 142 698 150 367 158 036 5 1 5 1 53 136 924 144 168 151 412 5 03 5 03 54 131 411 138 255 145 099 4 95 4 95 55 126 148 132 613 139 078 4 88 4 88 56 121 122 127 229 133 336 4 8 4 8 57 116 32 122 089 127 858 4 73 4 73 58 111 732 117 181 122 63 4 65 4 65 59 107 347 112 494 117 641 4 58 4 58 60 103 157 108 018 112 879 4 5 4 5 61 99 ...

Page 152: ...3 43 246 44 659 3 27 3 27 85 40 332 41 723 43 114 3 33 3 33 86 38 891 40 26 41 629 3 4 3 4 87 37 509 38 856 40 203 3 47 3 47 88 36 181 37 506 38 831 3 53 3 53 89 34 905 36 209 37 513 3 6 3 6 90 33 68 34 962 36 244 3 67 3 67 91 32 503 33 764 35 025 3 73 3 73 92 31 373 32 612 33 851 3 8 3 8 93 30 286 31 504 32 722 3 87 3 87 94 29 242 30 439 31 636 3 93 3 93 95 28 236 29 413 30 59 4 4 96 27 271 28 42...

Page 153: ...13 141 13 911 14 681 5 53 5 53 119 12 733 13 488 14 243 5 6 5 6 120 12 339 13 08 13 821 5 67 5 67 121 11 958 12 685 13 412 5 73 5 73 122 11 591 12 305 13 019 5 8 5 8 123 11 238 11 938 12 638 5 87 5 87 124 10 897 11 584 12 271 5 93 5 93 125 10 567 11 242 11 917 6 6 126 10 249 10 911 11 573 6 07 6 07 127 9 943 10 593 11 243 6 13 6 13 128 9 647 10 285 10 923 6 2 6 2 129 9 362 9 988 10 614 6 27 6 27 1...

Page 154: ...47 6 13 6 13 17 75 342 71 041 66 74 6 05 6 05 16 71 471 67 437 63 403 5 98 5 98 15 67 798 64 015 60 232 5 91 5 91 14 64 316 60 769 57 222 5 84 5 84 13 61 017 57 692 54 367 5 76 5 76 12 57 895 54 778 51 661 5 69 5 69 11 54 942 52 019 49 096 5 62 5 62 10 52 149 49 409 46 669 5 55 5 55 9 49 51 46 941 44 372 5 47 5 47 8 47 016 44 607 42 198 5 4 5 4 7 44 659 42 4 40 141 5 33 5 33 6 42 433 40 315 38 197...

Page 155: ... 817 13 349 12 881 3 51 3 51 19 13 24 12 8 12 36 3 44 3 44 20 12 69 12 277 11 864 3 36 3 36 21 12 166 11 778 11 39 3 29 3 29 22 11 666 11 302 10 938 3 22 3 22 23 11 189 10 848 10 507 3 15 3 15 24 10 734 10 414 10 094 3 07 3 07 25 10 3 10 9 7 3 3 26 9 898 9 604 9 31 3 06 3 06 27 9 514 9 226 8 938 3 13 3 13 28 9 147 8 864 8 581 3 19 3 19 29 8 796 8 519 8 242 3 25 3 25 30 8 459 8 188 7 917 3 31 3 31 ...

Page 156: ...54 3 468 3 309 3 15 4 81 4 81 55 3 349 3 193 3 037 4 88 4 88 56 3 233 3 081 2 929 4 94 4 94 57 3 123 2 974 2 825 5 5 58 3 015 2 87 2 725 5 06 5 06 59 2 913 2 771 2 629 5 13 5 13 60 2 815 2 676 2 537 5 19 5 19 61 2 721 2 585 2 449 5 25 5 25 62 2 63 2 497 2 364 5 31 5 31 63 2 543 2 413 2 283 5 38 5 38 64 2 459 2 332 2 205 5 44 5 44 65 2 379 2 255 2 131 5 5 5 5 66 2 301 2 18 2 059 5 56 5 56 67 2 228 ...

Page 157: ... 249 1 169 1 089 6 81 6 81 87 1 214 1 136 1 058 6 88 6 88 88 1 181 1 104 1 027 6 94 6 94 89 1 148 1 073 0 998 7 7 90 1 116 1 042 0 968 7 06 7 06 91 1 085 1 013 0 941 7 13 7 13 92 1 056 0 985 0 914 7 19 7 19 93 1 026 0 957 0 888 7 25 7 25 94 0 998 0 93 0 862 7 31 7 31 95 0 971 0 904 0 837 7 38 7 38 96 0 944 0 879 0 814 7 44 7 44 97 0 918 0 854 0 79 7 5 7 5 98 0 893 0 83 0 767 7 56 7 56 99 0 867 0 8...

Page 158: ...158 Haier Commercial Air Condition ADDRESS No 1 Haier Road Hi tech Zone Qingdao 266101 P R China Web Http www haier com Haier reserves the right to make change without any notice ...

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