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Room air conditioner
OUTDOOR UNIT
INSTALLATION INSTRUCTIONS
AU302CHBAA
No.0010575401
Before using the air conditioner, please read this manual carefully
Please keep this manual properly for future use
CONTENTS
Name of parts ...................................................1
Safety precautions..........................................2-3
Installation tools...............................................5
Installation instruction......................................6
Installation of outdoor unit.................................7
Connection of pipes.....................................8-12
Refrigerant.....................................................13
Electric wiring...........................................14-16
Setting in site.................................................17
Schedule of trouble .........................................18
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Summary of Contents for Haier AU302CHBAA
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Page 1: Table Of Contents
Installation tools...5 Installation instruction...6 Installation of outdoor unit...7 Connection of pipes...8-12 Refrigerant...13 Electric wiring...14-16 Setting in site...17 Schedule of trouble ...18 No.0010575401 Before using the air conditioner, please read this manual carefully Please keep this manual properly for future use... -
Page 2: Name Of Parts
Name of parts Air inlet Air outlet Air inlet Servicing panel... -
Page 3: Safety Precautions
The following safety precautions must be observed. These safety precautions should be kept in hand to consult it when needs. If the air conditioner is resold to a new customer, this manual also should be given to him. If finding abnormal phenomenon(e.g. smell... -
Page 4: Safety Precautions
Do not put or use any flammable spray liquid near the air conditioner, otherwise, it may cause fire accident. Only after turning off the air conditioner and cutting off the power can it be cleaned to avoid electric shock or body injury. -
Page 5: Installation Diagram Of Indoor & Outdoor Unit
Installation diagram of indoor & outdoor unit Outdoor unit Piping data. Liquid pipe Gas pipe Pipe length of one way Drop between indoor Indoor unit up and outdoor unit Indoor unit down No need to recharge: when piping length of one way is less than 5 meters. L1 means the piping length when the system only connects with one indoor unit. -
Page 6: Installation Tools
Installation tools Installation tools 1. Screw 2. Steel saw 3. Drill (70mm dia.) 4. Spanner [17, 27mm dia.] 5. Spanner [14, 17, 19, 27mm] 6. Pipe cutter 7. Flarer 8. Knife 9. Pliers 10. Leakage detector or soap water 11. Tape measure 12. -
Page 7: Installation Instruction
Improper installation will cause heating and fire etc. accidents. When setting or moving the air conditioner do not let the air and things alike get into the refrigeration system except the specified refrigerant (R407C). If air and other things enter abnormal high pressure will occur, which easily cause break and body injuries etc. -
Page 8: Installation Of Outdoor Unit
Installation of outdoor unit Choosing of installation position Installation position Do not install the air Install the air conditioner in a conditioner near to a place where good ventilation place where flammable can be guaranteed. gas may leak. If there are some obstacles,... -
Page 9: Connection Of Pipes
Installation procedure During installation, if refrigerant leakage occurs, take ventilation measurement immediately. As soon as the leaked refrigerant gas meets f re, poisonous gas will generate. I. Connection of pipes 1 Method of pipe connection The pipe shall be as short as possible to guarantee efficiency. Daub the refrigerant oil on the connection and flare nut. -
Page 10: Installation Procedure
Installation procedure 2.Method of cutting and flaring pipe Cut and flare pipe Use pipe cutter to cut the pipe, the burrs must be removed. After inserting the flarer, perform flared nut. Flaring pipes. Flarer Correct Slant When joint connecting, no gap shall be left in the joint, the insulating material shall be overlapped. - Page 11 Installation procedure 4.Pipe connection of the outdoor unit. Referring to the installation diagram in page 4, connect the indoor unit with outdoor unit, by using the pipe connection method. II Test of airtight quality After connection of the refrigerant pipes, carry out airtight quality test. In this test, pressurize to the pipes as shown in the below figure by using nitrogen tank.
- Page 12 Installation procedure III Vacuumizing of the pipes and indoor unit (using vacuum pump to vacuumize, it is strictly forbidden to use refrigerant purging) Choose of vacuum pump: it shall choose those that can reach a good vacuity ( Lower 200Pa ) and have a large air discharge amount (over 40L/min).
- Page 13 Installation procedure (4) Watch the status of outdoor unit compressor, disconnect the general power supply for the air conditioner assembly after the compressor unit starts. If the hi-pressure valve of the outdoor unit is 3-way valve: Without starting the machine, simply exhaust to vacuum (vacuum degree<200Pa) directly from hi-presser and low-pressure valves(strictly in compliance with operation steps defined in instruction manual for outdoor unit) after machine connecting pipe is well done.
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Page 14: Refrigerant
The systems use regrigerangt R407C. This refrigerant itselt is innocuous, noncombustible safety refrigerant. But then, when arranging the air conditioner equipment, it is necessary to take some steps to take precautions against in case of the indoors refrigerant leakage. Such as, the room size shall be taken into account to avoid making the concentration of the refrigerant not exceed the concentration limit and other relevant steps. -
Page 15: Electric Wiring
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. Electric wiring... - Page 16 Installation procedure Wiring method of outdoor unit: 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 A,and connect them to terminal block correspondingly.
- Page 17 Installation procedure Note: When connecting power line to power supply terminal, please pay attention to the following items: 1. Do not connect the power line with different dimensions to the same connection wire end. Improper contact will cause heat generation. 2.
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Page 18: Setting In Site
After installation,please fill in the following form for easy daily maintenance: Check for installation and test run Please operate the air conditioner according to the operation manual. Check items for test run, put mark " Gas leakage from pipe connection? -
Page 19: Schedule Of Trouble
Schedule of trouble Table of indoor Timer LED and outdoor circuit board ERR LED inspection displays during errors with the indoor unit or outdoor unit. Inspection display Flashes 1 time Flashes 2 times Flashes 3 times Flashes 5 times Flashes 11 times Flashes 10 times Operating modes do not match.
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