Haier AU282XHERA User's Manual
Contents
1.2. Correct Pressing Wrong Pressing o o o o o Terminal o Io OJ block amp 69 9 C9 C969 9 C9 CO 1 Jl 1 I Pressing J Clamps B e Crimp connection method for wires without terminals Connect the wire with Do not connect the Do not connect the same diameter to the wire with same diameter wire with different two sides of the terminal to the same side diameters X X B Wiring wor Crimp connection method for connection wire After connection the wire must be fastened by wire cover The wire cover shall press on the protection coat of the connection wire as shown in right top figure Note When connecting the wiring confirm the terminal number of indoor and outdoor units carefully Incorrect wiring will damage the controller of air conditioner or the unit can not operate 3 Wiring method of outdoor unit e Power line Remove the repair board of the outdoor unit and loosen the wire cover A then put the live wire neutral wire and grounding wire through the wire cover and connect them to terminal block correspon dingly After connection fasten wire cover to its previous state eCommunication wire of indoor unit Loosen wire cover put the communication wire through the wire cover B and connect them to terminal block
3. Indoor unit D Indoor unit C Indoor unit B Indoor unit A EEEE w EB EB es es 10 2N GP 100 2 N CB C1 C2 100 AN 3 4 1 L 2 N 3 4 Yee Se S IS BLUES Power supply cable a e m AID HOSRN F 3G 5 0 8 0 mm T g ON 5 J ll il Communication cable Shield wire HOSRN F 2 X 0 75 1 5 mm Connecting cable o4 HOSRN F 3G 1 5 2 5 mm 30A 5 7 J d Outdoor unit 1PH 220 230V 50Hz e Please refer to the indoor unit installation manual to find detailly how to set and check the communication address e Incorrect address setting will cause abnormal to the system 6 After installation please fill in the following table for easy daily maintenance Indoor unit NO Room name Model of indoor unit Serial no A B C D 15 m Test running e Before starting the test running please confirm the following works have been done successfully 1 Correct piping work 2 Correct wiring work 3 Correct match of indoor and outdoor unit 4 Proper recharge of refrigerant if needed 5 Correct indoor unit addresses setting e Make sure that all the stop valves are fully open e Check the voltage supplied to the outdoor and indoor units please cinfirm that is 230V e Test running 1 If the temperat
4. 07 07 14 07 07 18 07 09 09 a E 07 09 12 07 09 14 07 09 18 09 09 09 1 3 09 09 12 5 09 09 14 09 09 18 09 12 12 09 12 14 12 12 12 12 12 14 12 12 18 12 14 14 12 14 18 14 14 14 07 07 07 07 07 07 07 09 07 07 07 12 07 07 07 14 07 07 07 18 07 07 09 09 07 07 09 12 07 07 09 14 07 07 09 18 1 4 07 09 09 09 07 09 09 12 07 09 09 14 07 09 09 18 09 09 09 09 09 09 09 12 09 09 09 14 09 09 12 12 09 09 12 14 09 12 12 12 E Matching of the indoor and outdoor units For AU342XHERA Combination A B C D Remark 12 18 14 14 die 14 18 18 18 E 07 07 14 07 07 18 07 09 12 07 09 14 07 09 18 09 09 09 09 09 12 09 09 14 1 3 09 09 18 09 12 12 b 09 12 14 12 12 12 E 12 12 14 12 12 18 12 14 14 12 14 18 14 14 14 i 14 14 18 07 07 07 09 07 07 07 12 07 07 07 14 07 07 07 18 07 07 09 09 07 07 09 12 07 07 09 14 07 07 09 18 07 07 12 12 07 07 12 14 1 4 07 07 14 14 id 07 09 09 09 07 09 09 12 07 09 09 14 07 09 09 18 07 09 12 12 07 09 12 14 09 09 09 09 09 09 09 12 i 09 09 09 14 m 09 09 09 18 09 09 12 12 09 09 12 14 09 12 12 12 kg
5. It is impossible to connect the indoor unit for one room only Be sure to connect at least 2 rooms Arrangement of piping directions Rear left Left lt Rear right tt Right Below Wrap the insulation pipe with the finishing tape from bottom to top Attention must be paid to the rising up of drain hose Cut thermal insulation pipe to an LE appropriate length and wrap it with tape m making sure that no gap is left in the insulation pipe s cut line 9 If there is the danger of the unit falling or overturning fix the unit with foundation bolts or with wire or other means If the location does not have good drainage place the unit on a level mounting base or a plastic pedestal Install the outdoor unit in a level position Failure to do so may result in water leakage or accumulation 5 E Matching of the indoor and outdoor units WARNING Combinations those marked would not be applied where the temperature in winter is too low and in summer is too higher to avoid bad heating or cooling effect For AU282XHERA Combination A B D Remark 07 18 09 18 12 14 2 122 12 18 14 14 14 18 18 18 07 07 12
6. The electric leakage breaker must be installed the electric wire must be copper wire When wiring there shall keep a proper distance between the power line and communication wire to avoid twist together Otherwise signal disturbance will occur and the air conditioner can not operate normally Power supply 1 PH 220 230V 50Hz e The wiring method of power line is Y connection If the power line is damaged in order to avoid risk of electric shock it must be replaced by the manufacturer or its repair center or other similar qualified person The connecting cable must be shielded e Fuse T3 15A 250VAC 25 250VAC Please check with the outdoor unit wiring diagram e Please check the circuit diagram about the fuse replaced 2 Wiring method e Wiring method of orbicular terminals For the connection wire with orbicular terminals its wiring method is as shown in the right figure remove the connecting screw put the screw through the ring on the Wiring Method for end of the wire then connect to the terminal block and fasten screw Rine Wiring method of straight terminals For the connection wire without orbicular terminals its wiring method is loosen the connection screw and insert the end of the connection wire completely into the Terminal block then fasten the screw Slightly pull the wire outwards to confirm it is firmly held
7. The refrigerating circuit is leak proof The machine is adaptive in following situation 1 Applicable ambient temperature range Maximum D B W B 32 23 Cooling Indoor MinimamDB WB 18 4 Minimum D B 10 6 Heating 20c 15C 2 If the supply cord is damaged it must be replaced by the manufacturer or its service agentor a similar qualified person 3 If the fuse on PC board is broken please change it with the type of T 3 15A 250VAC or T 25A 250VAC Please check the circuit diagram about the fuse replaced 4 The wiring method should be in line with the local wiring standard 5 The power cable and connecting cable are self provided All the cables shall have got the local authentication certificate During installation when the connecting cables break off it must be assured that the grounding wire is the last one to be broken off 6 The breaker of the air conditioner should be all pole switch and the distance between its two contacts should be no less 3mm Such means for disconnection must be incorporation in the fixed wiring 7 The waste battery shall be disposed properly Safety precautions To ensure proper installation please read this safety precautions carefully before the installation After installation start the unit correctly and ensure that you show the customer how to operate and maintain the units WARNING Incorrect operations may result in
8. installation keep the room well ventilated Check the unit upon installation Be sure there is no leakage Refrigerant will induce a poisonous gas subject to heat solate power supply before touching terminal block N WARNING e All units shall be earthed The earth must not be connected to a gas pipe water pipe or telephone line Poor earthing could cause electric shock e Be sure to install a circuit breaker to avoid electric shock e Arrange water drainage according to this manual Cover pipe with insulation materials to prevent condensation occuring Improper installation of water drainage will cause water leakage maintain good picture or reduce noise keep the unit at least 1m from T V or radio e When installing the communication wire and power supply If the radio wave is relatively strong 1m is not enough to reduce the interference e Do not install the unit in following places a Oil mist or oil gas exists such as kitchen or plastic parts may age or water leakage b Where there is corrosive gas Copper tube and welded part may be damaged due to corrosion causing leakage Safety precautions c Where there is strong radiation It will affect the unit s control system causing malfunction of the unit d Where there are flammable gas dirt and volatile matter thinner gasoline exist these items will cause a fire risk B Installation accessories The following accessories are supplied tog
9. severe consequences of death or serious injuries CAUTION Incorrect operations may result in injuries or machine damages in some cases may cause serious consequences N WARNING e Installation work must be carried out by professional qualified people do not install the unit by yourself Incorrect installation will cause water leakage electric shock and potentially fire e Install the unit as per the manual Incorrect installation will cause water leakage electric shock or fire risk Be sure to use specified accessories and parts Otherwise water leakage electric shock fire risk or unit falling down may occur Mounting position must be strong enough to hold the unit Or the unit will potentially fall down causing injuries When installing the unit take in consideration storms and high winds Incorrect installation may cause the unit to fall down e electric work should be carried out by experienced personnel as per current regulations and this manual Incorrect installation or undersized electric cable may cause electric shock or fire risk All circuits must be earthed Ensure that no external forces will affect the terminal block and electric cable Poor wiring and installation may cause fire risk e Arrange wire connection between connecting the indoor and outdoor power supply correctly Fix terminal cover firmly to avoid overheating electric shock or even fire risk In the case of a refrigerant leakage during unit
10. table Item Descriptions Standard Maximum A B C D liquid pipe Size of the liquid side connection pipe 56 35 A B C D Gas pipe Size of the gas side connection pipe 59 52 LI one way Pipe length when the compressor connects with two indoor units lt 10 L2 one way Pipe length when the compressor connects with two indoor units lt 10 L3 one way Pipe length when the compressor connects only one indoor unit lt 10 L4 one way Pipe length when the compressor connects only one indoor unit lt 10 L1 L2 L3 L4 Total liquid piping length It is no need to charge additional refrigerant within this value Drop between every two indoor units Drop between the outdoor unit and the indoor unit Drop between the outdoor unit and the indoor unit B Refrigerant piping work 1 Selection of pipe e To this unit both liquid and gas pipes shall be insulated as they become low temperature in operation Use optional parts for piping set or pipes covered with equivalent insulation material Liquid pipe 86 35mm 1 4 x 0 8mm 2 Connection of pipe e Apply refrigerant oil on half union and flare nut To bend a pipe give the roundness as large as possible not to crush the pipe e Connecting the pipe of gas side firstly makes working easier Half union Flare nut 00 om J Spanner Torque wrench Forced fastening without careful
11. 12 12 12 12 B Power source Before inserting power plug into receptacle check the voltage without fail The power source is the same as the corresponded name plate e Install an exclusive branch circuit of the power e A receptacle shall be set up in a distance where the power cable can be reached Do not extend the cable by cutting it B Limitations on the installation 1 Precautions on installation Check the strength and level of the installation ground so that unit will not cause any operating vibration or noise after installation e In accordance with the foundation drawing in fix the unit securely by means of the foundation bolts It is best to screw in the foundation bolts unit their length are 20 mm from the foundation surface 2 Selecting a location for installation of the indoor units e The maxinum allowable length of refrigerant piping and the maxmum allowable height difference between the outdoor and indoor units are listed below The shorter the refrigerant piping the better the performance Connect so that the piping is as short as possible Shortest allowable length per room is 3m Outdoor unit capacity class AU282XHERA AU342XHERA Total length of liquid piping between all units B Limitations on the installation 3 Limitations values on the piping work H The piping length information please refer the following
12. ATE OF TROUBLE CODE LED 5 4 3 2 1 SHOOTING Rese ooooe Faulty defrost sensor Sensor disconnected or broken or short circuit OO0 0 Faulty sensor Tao Sensor disconnected or broken or short circuit 3 oooee Faulty sensor Ts Sensor disconnected or broken or short circuit OO600 Faulty sensor Td Sensor disconnected or broken or short circuit Over current of the system or broken of the curren Input overcurrent sensor or malfunction with indoor or outdoor fa motors or faulty PCB Abnormal communication Wrong connection or the wires be disconnected o between indoor and outdoor wrong address setting of indoor units or fault units PCB or faulty power supply High pressure switch is disconnected or high pressure switch worked or Tc too high and faulty outdoor fan motor when cooling or faulty indoor fan motors when heating or refrigerant overabundance Low pressure switch is disconnected or low System low pressure pressure switch worked or Te too low and faulty protection outdoor fan motors when heating or faulty indoo fan motor when cooling or refrigerant shortage IPM over current or short circuit or IPM IPM protection temperature too high or IPM input voltage too low or faulty SPDU or ISPM EEPROM fault Faulty outdoor unit PCB Serious lack of refrigerant of the system or the ONG NE ambient temperature too high or PMVs be compressor blocked Over hot protection of SPDU Ambient temp
13. R410A MULTI SPLIT SERIES ROOM AIR CONDITIONER OUTDOOR UNIT INSTALLATION MANUAL AU282XHERA AU342XHERA NO 0010577255 A Please read this manual carefully before installing the units Please keep this manual safely for future use B Contents Iun EM 1 2 Safety precIUNON Pet T 3 4 Installation 4 Chahe GAP A 4 Installation dimensions mm A enne tenir nnne 4 Installation drawings of indoor and outdoor 5 Matching of the indoor and outdoor units eee 6 7 POWET cro P 8 Limitations on the anan 8 9 Bona Piping AA GA anand 10 11 Purging method t6 use PUP AA 12 AE BANA GANAN NGA AA 13 15 Test TUNING 16 AP KA 16 Aa AA eee 17 Cautions Disposal of the old air conditioner Before disposing an old air conditioner that goes out of use please make sure it s inoperative and safe Unplug the air conditioner in order to avoid the risk of child entrapment It must be noticed that air conditioner system contains refrigerants which require specialized waste disposal The valuable materials contained in a air conditioner can be recycled Contact your local waste d
14. alve rod s cap for 2 way valve and 3 way valves connect the service port into the projection of charge hose low for gaugemanifold Then connect the projection of charge aE hose center for gaugemanifold into vacuum pump Vacuum pump R410A Open the handle at low in gaugemanifold operate vacuum pump If the scale moves of gause low reach Open e vacuum condition in a moment check Dagain Dr Vacuumize for over 15min And check the level gauge which should read 0 1 MPa 76 cm Hg at low pressure a side After the completion of vacuumizing close the nG Close Cu D ES handle Lo in the vacuum pump Check the condition of the scale and hold it for 1 2min If the scale moves back in spite of tightening make flaring work again then return to the beginning of Open the valve rod for the 2 way valve to and an angle gt of anticlockwise 90 degree After 6 seconds close the 2 If it does not stop gas leakage discharge way valve and make the inspection of gas leakge whole refrigerants from the service port After flaring work again and vacuumize 7 In case of gas leakage tighten No gas leakage i leakage stops then proceed 6 parts of pipe connection If M fill up prescribed refrigerant from the gas cylinder steps 6 D
15. centering may damage the threads and cause a leakage of gas Pipe Diameter 9 Fastening Torque Liquid Side 6 35mm 1 4 Gas Side 9 52mm 3 8 3 Attaching Drain Elbow e If the drain elbow is used please attach it as figure SN am III NG A UII TJ TII PED 10 Refrigerant piping work 4 Cutting and Flaring work of piping e Pipe cutting is carried out with a pipe cutter and burs must be removed After inserting the flare nut flaring work is carried out UU Pipedmeer Size A mm IN Liquid side 6 35mm 1 4 0 8 1 5 9 52mm 3 8 1 0 1 5 Flare tooling die Incorrect U EEY Lean Damage of flare Crack Partial Too outside 5 On drainage ePlease install the drain hose so as to be downward slope without fail d d pA ePlease don t do the drainage as shown below g 1 Less than 5cm IW 2 2 It becomes high midway The end is immersed in It waves It gap with the ground There is the bad smell water ts too small from a ditch Please pour water in the drain pan of the indoor unit and confirm that drainage is carried out serely to outdoor case that the attached drain hose is in a room please apply heat insulation to it without fail B Purging method to use vacuum pump Liquid stop valve D Detach the service portis cap of 3 way valve the valve Gas stop v
16. correspondingly After connection fasten wire cover B to its previous state Note Power line and communication wire are provided by consumers themselves Terminal block Cord anchorage A Cord anchorage B KAJ Valve cover 4 Wiring method of indoor unit Loosen wire cover and connect the power line and communication wire of indoor unit to the terminal correspondingly Note When connecting power line to power supply terminal please pay attention to the following items e Do not connect the power line with different dimensions to the same connection wire end Improper contact will cause heat generation e Do not connect the power line with different dimensions to the same grounding wire end Improper contact will affect protection e Keep a proper distance between the communication wire and the power line Otherwise abnormal communication will occur because of disturbance And also the communication wires should be shielded wire and the shield cover should be grounded on the outdoor unit Do not connect the power line to the connecting end of communication wire Incorrect connection will cause damage to the connected unit 14 Wiring work 5 Example wiring diagram
17. etach the charge hose from the service port open 2 way valve and 3 way Turn the valve rod anticlockwise until hitting lightly L 3 way valve IN EZ XD Valve rod cap LA NG O Valve rod cap GO Service port cap 9 52mm 5 To indoor unit A 3 8 635mm Q4 7 To prevent the gas leakage turn the service ports cap the valve rodis cap for 2 way valve and 3 way s a little more than the point where the torque increases suddenly 3 way valve 8 Take the same steps from T to 7 for each ways to say valve ensure a completely vacuum for the whole system 3 way valve 2 To indoor unit B 2we 6 35mm 2 way yalve 147 9 52mm To indoor unit C 3 8 CAUTION If the refrigerant of the air conditioner leaks 3 way valve it is necessary to make all the refrigerant out Vacuumize 2 way valve Y 6 35mm 1 4 9 52mm i r uni To indoor unit D 6 35mm 1 4 first then charge the liquid refrigerant into air conditioner 3 way valve according to the amount marked on the name plate siway valve jus E Wiring work 1 Electric wiring Note e The air conditioner must use special circuit and wiring by the qualified electrician according to the wiring rules specified in national standard e The grounding wire and the neutral wire shall be strictly separated Connect the neutral wire with grounding wire is incorrect e
18. ether with the outdoor unit No Drawing Name of parts Quantity 1 E Drainage elbow 1 2 Rubber cushion 4 3 ummm Clap 1 E Choose the installation place e Place robust not causing vibration where the body be supported sufficiently e Place not affected by heat or steam generated in the vicinity where inlet and outlet of the unit are not disturbed e Place possible to drain easily where piping can be connected with the outdoor e Place where cold air can be spread in a room entirely e Place nearby a power receptacle with enough space around Refer to drawings e Place where the distance of more than 1m from televisions radios wireless apparatuses and fluorescent lamps can be left e In the case of fixing the remote controller on a wall place where the indoor unit can receive signals when the fluorescent lamps in the room are lightened B Installation dimensions mm p 950 340 A 2 x pa X EE g 7 d 185 580 i 1068 B Installation drawings of indoor and outdoor units 1 Do not connected the embedded branch piping and the outdoor unit when only carrying out piping work without connecting the indoor unit in ordor to add another indoor unit later Make sure no dirt or mositure gets into eigher side of the embedded branch piping 2
19. isposal center for proper disposal of an old air conditioner and contact your local authority or your dealer if you have any question Please ensure that the pipework of your air conditioner does not get damaged prior to being picked up by the relevant waste disposal center and contribute to environmental awareness by insisting on an appropriate anti pollution method of disposal Disposal of the packaging of your new air conditioner All the packaging materials employed in the package of your new air conditioner may be disposed without any danger to the environment The cardboard box may be broken or cut into smaller pieces and given to a waste paper disposal service The wrapping bag made of polyethylene and the polyethylene foam pads contain no fluorochloric hydrocarbon All these valuable materials may be taken to a waste collecting center and used again after adequate recycling Consult your local authorities for the name and address of the waste materials collecting centers and waste paper disposal services nearest to your house Safety Instructions and Warnings Before starting the air conditioner read the information given in the User s Guide carefully The User s Guide contains very important observations relating to the assembly operation and maintenance of the air conditioner The manufacturer does not accept responsibility for any damages that may arise due to non observation of the following instructi
20. ner Electric Co Ltd Address Haier Garden Qianwangang Road Economic Development Zone Qingdao Shandong 266555 P R China Web Site http www haier com
21. on e Damaged air conditioners are not to be put into operation In case of doubt consult your supplier e Use of the air conditioner is to be carried out in strict compliance with the relative instructions set forth in the User s Guide e Installation shall be done by professional people don t install unit by yourself e For the purpose of safety the air conditioner must be properly grounded in accordance with specifications e Always remember to unplug the air conditioner before opening inlet grill Never unplug your air conditioner by pulling on the power cord Always grip plug firmly and pull straight out from the outlet Cautions e All electrical repairs must be carried out by qualified electricians Inadequate repairs may result in a major source of danger for the user of the air conditoiner e Do not damage any parts of the air conditioner that carry refrigerant by piercing or perforating the air conditioner s tubes with sharp or pointed items crushing or twisting any tubes or scraping the coatings off the surfaces If the refrigerant spurts out and gets into eyes it may result in serious eye injuries Do not obstruct or cover the ventilation grille of the air conditioner Do not put fingers or any other things into the inlet outlet and swing louver e Do not allow children to play with the air conditioner In no case should children be allowed to sit on the outdoor unit Specifications
22. reatrue too high or outdoor fan be or ISPM blocked or bad air circulation of outdoor unit Fan is blocked or the terminal is disconnected DC fan motor fault from the PCB 15 16 Coil of 4 way valve is disconnected or faulty switching on outdoor PCB 17 eoooe Faulty sensor Tc Sensor disconnected or broken or short circuit 21 eoeoe Faulty sensor Toci Sensor disconnected or broken or short circuit 23 0 Lowvoltage protection VDC 194V too low voltage from power source 24 000 High voltage protection VDC gt 400V too high voltage from power source Abnormal communication Communication cables broken or not be well 25 between main PCB and connected or faulty main PCB or faulty SPDU or SPDU or ISPM ISPM 26 Oeo Compressor be locked Faulty compressor or SPDUCOrISPM 37 66060 Compressor vibration too big Faulty compressor 28 00 Compressorlose position Faulty SPDU or ISPM 29 0 Faulty compressor start Faulty compressor or SPDU or ISPM 3 eeeeo end position checking Faulty SPDU or ISPM 31 Compressor broken Faulty compressor or SPDU or ISPM Take off the plastic cover on the right side of the unit you can find the LEDs near the communication terminal Symbol means the LED is ON and symbolO means the LED is OFF 17 System high pressure protection 12 10 11 EUM A HAIER GROUP Qingdao Haier Air Conditio
23. ure is lower than 16 it is impossible to test cooling with remote controller and also when the temperature is higher than 30 it is impossible to test heating 2 To test cooling set the lowest temperature at 16 To test heating set the highest temperature at 30 3 Please check both cooling and heating operation of each unit individually and then also check the simultaneous operation of all indoor units 4 After ruuning the unit for about 20 minutes check the indoor unit outlet temperature 5 After the unit is stopped or working mode changed the system will not start again for about 3 minutes 6 During cooling operation frost may ocur on the indoor unit or pipes this is normal 7 Operate the unit according to the operation manual Please kindly explain to our customers how to operate through the instruction manual B Items to confirm Check items for test run put mark O Gas leakage from pipe connection Heat insulation treatment of pipe connection O Are the connection wiring of indoor and outdoor unit firmly inserted into the terminal block 0 Is the connection wiring of indoor and outdoor firmly fixed O Is drainage securely arranged L1 Is the ground wire securely and firmly connected Is power supply voltage abided by electric code O Is there any noise Does cooling perform normally Does room temperature regulator operate normally 16 B Trouble shooting FAILURE ST
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