Manual Haier AU342XHERA

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  • Haier AU342XHERA - page 1

    R410A MUL TI SPLIT SERIES ROOM AIR CONDITIONER OUTDOOR UNIT INST ALLA TION MANUAL AU282XHERA AU342XHERA Please read this manual carefully before installing the units. Please keep this manual safely for future use. NO.0010577255 A ...

  • Haier AU342XHERA - page 2

    Cautions ....................................................................................................................... Safety precautions........................................................................................................ Installation accessories.......................................................................... ...

  • Haier AU342XHERA - page 3

    Cautions 1 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 v ...

  • Haier AU342XHERA - page 4

    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 ...

  • Haier AU342XHERA - page 5

    3 Safety pr ecautions 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. Be sure to install a circuit breaker to avoid electric shock. Arrange water drainage according to this manual. Cover pipe with insulation materials to prevent condensation occuring ...

  • Haier AU342XHERA - page 6

    4 (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. The following accessories are supplied together with the outdoor unit. 580 185 185 380 416 Safety pr ecaut ...

  • Haier AU342XHERA - page 7

    5 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.It is impossible to connect the indoor unit for one room only . Be sure to connec ...

  • Haier AU342XHERA - page 8

    6 Matching of the indoor and outdoor units Remark 07 09 12 12 14 14 18 07 07 07 07 07 07 07 09 09 09 09 09 09 12 12 12 12 12 14 07 07 07 07 07 07 07 07 07 07 07 07 07 09 09 09 09 09 09 A B 18 18 14 18 14 18 18 07 07 07 09 09 09 09 09 09 09 09 12 12 12 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 0 ...

  • Haier AU342XHERA - page 9

    7 Matching of the indoor and outdoor units Remark 12 14 14 18 07 07 07 07 07 09 09 09 09 09 09 12 12 12 12 12 14 14 07 07 07 07 07 07 07 07 07 07 07 07 07 07 07 07 07 09 09 09 09 09 09 09 12 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 1 ...

  • Haier AU342XHERA - page 10

    8 Outdoor unit capacity class Piping to each indoor unit T otal length of liquid piping between all units AU282XHERA AU342XHERA 25m max. 60m max. 2.Selecting a location for installation of the indoor units 1.Precautions on installation Before inserting power plug into receptacle, check the voltage without fail. The power source is the same as the c ...

  • Haier AU342XHERA - page 11

    9 The piping length information, please refer the following table. Descriptions Standard A, B, C,D liquid pipe A, B, C,D Gas pipe mm Item Maximum Unit L1 (one way) L2 (one way) L3 (one way) h H + H - mm m m m m m m Size of the liquid side connection pipe Pipe length when the compressor connects with two indoor units Drop between every two indoor un ...

  • Haier AU342XHERA - page 12

    10 Refrigerant piping work Forced fastening without careful centering may damage the threads and cause a leakage of gas. Pipe Diameter ( ) Fastening T orque Liquid Side 6.35mm (1/4'') 18N.m Gas Side 9.52mm (3/8'') 50N.m 3. Attaching Drain-Elbow If the drain-elbow is used, please attach it as figure. Flare nut Half union T orque ...

  • Haier AU342XHERA - page 13

    1 1 4.Cutting and Flaring work of piping Pipe cutting is carried out with a pipe cutter and burs must be removed. After inserting the flare nut, flaring work is carried out. Less than 5cm It becomes high midway . The end is immersed in water It waves. It gap with the ground ts too small. There is the bad smell from a ditch. Please pour water in the ...

  • Haier AU342XHERA - page 14

    12 In case of gas leakage, tighten parts of pipe connection. If leakage stops, then proceed 6 steps. 9.52mm (3/8") 6.35mm (1/4") 9.52mm (3/8") 6.35mm (1/4") 9.52mm (3/8") 9.52mm (3/8") 6.35mm (1/4") 6.35mm (1/4") T o indoor unit C T o indoor unit D T o indoor unit B 2 way valve 3 way valve T o indoor unit A 3 ...

  • Haier AU342XHERA - page 15

    1. Electric wiring Note: The air conditioner must use special circuit , and wiring by the qualified electrician according to the wiring rules specified in national standard. The grounding wire and the neutral wire shall be strictly separated. Connect the neutral wire with grounding wire is incorrect. The electric leakage breaker must be installed. ...

  • Haier AU342XHERA - page 16

    14 3. W iring method of outdoor 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: Do not connect the power line with different dimensions to the same connection wire end. Im ...

  • Haier AU342XHERA - page 17

    15 5. Example wiring diagram. Please refer to the indoor unit installation manual to find detailly how to set and check the communication address. 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. A B C D Model of indoor unit Serial no. ...

  • Haier AU342XHERA - page 18

    16 Items to confirm T est running 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. Make sure that all the stop valves ar ...

  • Haier AU342XHERA - page 19

    17 T rouble shooting F AILURE CODE ST A TE OF LED 5-4-3-2-1 TROUBLE SHOOTING POSSIBLE REASONS DC fan motor fault Fan is blocked, or the terminal is disconnected from the PCB Faulty 4-way valve switching on Coil of 4-way valve is disconnected, or faulty outdoor PCB Abnormal communication between main PCB and SPDU(or ISPM) Communication cables broken ...

  • Haier AU342XHERA - 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 W eb Site: http://www .haier .com ...

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All of them are important, but the most important information from the point of view of use of the device are in the user manual Haier AU342XHERA.

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A manual, also referred to as a user manual, or simply "instructions" is a technical document designed to assist in the use Haier AU342XHERA by users. Manuals are usually written by a technical writer, but in a language understandable to all users of Haier AU342XHERA.

A complete Haier manual, should contain several basic components. Some of them are less important, such as: cover / title page or copyright page. However, the remaining part should provide us with information that is important from the point of view of the user.

1. Preface and tips on how to use the manual Haier AU342XHERA - At the beginning of each manual we should find clues about how to use the guidelines. It should include information about the location of the Contents of the Haier AU342XHERA, FAQ or common problems, i.e. places that are most often searched by users in each manual
2. Contents - index of all tips concerning the Haier AU342XHERA, that we can find in the current document
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4. Troubleshooting - systematic sequence of activities that will help us diagnose and subsequently solve the most important problems with Haier AU342XHERA
5. FAQ - Frequently Asked Questions
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