Haier AU282XHERA Installation Manual Download | Manualshive

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Matching of the indoor and outdoor units

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Combination

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For AU342XHERA

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Summary of Contents for AU282XHERA

Page 1: ... SPLIT SERIES ROOM AIR CONDITIONER OUTDOOR UNIT INSTALLATION MANUAL AU282XHERA AU342XHERA Please read this manual carefully before installing the units Please keep this manual safely for future use NO 0010577255 A ...

Page 2: ...Installation drawings of indoor and outdoor units Matching of the indoor and outdoor units Power source Limitations on the installation Refrigerant piping work Purging method to use vacuum pump Wiring work Test running Items to confirm Trouble shooting 1 2 3 4 4 4 4 5 6 7 8 8 9 10 11 12 13 15 16 16 17 Contents ...

Page 3: ...hylene and the polyethylene foam pads contain no fluorochloric hydrocarbon 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 obse...

Page 4: ...tems 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 Do not allow children to play with the air conditioner In no case should children be a...

Page 5: ...l 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 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 installation keep the roo...

Page 6: ...icinity where inlet and outlet of the unit are not disturbed Place possible to drain easily where piping can be connected with the outdoor Place where cold air can be spread in a room entirely Place nearby a power receptacle with enough space around Refer to drawings Place where the distance of more than 1m from televisions radios wireless apparatuses and fluorescent lamps can be left In the case ...

Page 7: ... 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 More than 5cm More than 10cm Attention must be paid to the rising up of drain hose Wrap the insulation pipe with the finishing tape from ...

Page 8: ...2 12 12 14 14 14 07 07 07 07 07 07 07 07 07 09 09 09 09 09 09 09 09 09 12 C 12 14 18 09 12 14 18 09 12 14 18 12 14 12 14 18 14 18 14 07 07 07 07 07 09 09 09 09 09 09 09 09 09 09 09 12 12 12 D 07 09 12 14 18 09 12 14 18 09 12 14 18 09 12 14 12 14 12 Combination 1 2 1 3 1 4 WARNING Combinations those marked would not be applied where the temperature in winter is too low and in summer is too higher t...

Page 9: ... A B 18 14 18 18 07 07 09 09 09 09 09 09 09 12 12 12 12 12 14 14 14 14 07 07 07 07 07 07 07 07 07 07 07 09 09 09 09 09 09 09 09 09 09 09 09 12 12 C 14 18 12 14 18 09 12 14 18 12 14 12 14 18 14 18 14 18 07 07 07 07 09 09 09 09 12 12 14 09 09 09 09 12 12 09 09 09 09 12 12 12 12 D 09 12 14 18 09 12 14 18 12 14 14 09 12 14 18 12 14 09 12 14 18 12 14 12 12 Combination 1 2 1 3 1 4 For AU342XHERA ...

Page 10: ...nd the cable by cutting it Power source Limitations on the installation 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 Check the strength and lev...

Page 11: ... and the indoor unit Size of the gas side connection pipe Pipe length when the compressor connects with two indoor units Pipe length when the compressor connects only one indoor unit Drop between the outdoor unit and the indoor unit 6 35 9 52 L1 L2 L3 L4 m Total liquid piping length It is no need to charge additional refrigerant within this value L4 one way m Pipe length when the compressor connec...

Page 12: ...ion Torque wrench Spanner Liquid pipe Gas pipe 6 35mm 1 4 x 0 8mm 9 52mm 3 8 x 0 8mm 2 Connection of pipe 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 Connecting the pipe of gas side firstly makes working easier 1 Selection of pipe To this unit both liquid and gas pipes shall be insulated as they become low temperatu...

Page 13: ... pour water in the drain pan of the indoor unit and confirm that drainage is carried out serely to outdoor In case that the attached drain hose is in a room please apply heat insulation to it without fail 5 On drainage Please install the drain hose so as to be downward slope without fail Please don t do the drainage as shown below Correct Incorrect Lean Damage of flare Crack Partial Too outside Pi...

Page 14: ...ate vacuum pump If the scale moves of gause low reach vacuum condition in a moment check 1 again 3 Vacuumize for over 15min And check the level gauge which should read 0 1MPa 76 cm Hg at low pressure side After the completion of vacuumizing close the 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...

Page 15: ...ded Fuse T3 15A 250VAC T25A 250VAC Please check with the outdoor unit wiring diagram Please check the circuit diagram about the fuse replaced 13 Wiring work 2 Wiring method 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 end of the wire then conn...

Page 16: ...e to the connected unit 4 Wiring method of indoor unit 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 ...

Page 17: ...ease fill in the following table for easy daily maintenance Indoor unit NO A B C D Model of indoor unit Serial no Room name Wiring work Q P 2 N 1 L 1 L 2 N 3 4 L N C2 C1 1 L 2 N C1 C2 4 3 2 N 1 L Indoor unit C Indoor unit B Indoor unit A Indoor unit D 1PH 220 230V 50Hz Outdoor unit 30A Power supply cable H05RN F 3G 5 0 8 0 mm2 Communication cable Shield wire H05RN F 2 X 0 75 1 5 mm2 Connecting cab...

Page 18: ...ach 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...

Page 19: ...broken of the current sensor or malfunction with indoor or outdoor fan motors or faulty PCB 5 Abnormal communication between indoor and outdoor units Wrong connection or the wires be disconnected or wrong address setting of indoor units or faulty PCB or faulty power supply 6 System high pressure protection High pressure switch is disconnected or high pressure switch worked or Tc too high and fault...

Page 20: ...HAIER GROUP Qingdao Haier Air Conditioner Electric Co Ltd Address Haier Garden Qianwangang Road Economic Development Zone Qingdao Shandong 266555 P R China Web Site http www haier com ...

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