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Summary of Contents for Haier AD482MJERAF
- Page 1 AD482MJERAF · Please read this manual carefully before using this air conditioner. · Please keep this manual safely for future use. Original instructions...
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Page 2: Table Of Contents
User Manual Your air conditioner may be subject to any Contents change owing to the improvement of Haier products. Parts and Functions ……………………… 1 MRV series multiple air conditioner systems adopt the consistent running mode, by which, Safety ……………………………………… 2 all indoor units can only be heating or Maintenance ………………………………... -
Page 3: Parts And Functions
Parts and Functions Indoor unit air duct soft connection air outlet port air inlet port... -
Page 4: Safety
Safety lf the air conditioner is transferred to a new user, this manual shall be transferred to the user, together with the conditioner. Before installation, be sure to read Safety Considerations in this manual for proper installation. The safety considerations stated below is divided into“ Warning"... - Page 5 Safety Attention It is not allowed to put any heating 3-minute protection apparatus under the indoor units, for the To protect the unit, compressor can be heat may cause distortion of the units. actuated with at least 3-minute delay after stopping.
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Page 6: Maintenance
Maintenance or electric shock and injury may appear. Cleaning the air outlet port and the shell: Attention Don’t use gasoline, benzene, diluents, polishing powder or liquid insecticide to clean them. Do not clean them with hot water of above 50°C to avoid fading or distorting. Wipe them with soft dry cloth. -
Page 7: Fault Checkup
Fault Checkup Please check the following when consigning repair service: Symptoms Reasons Water flow sound can be heard when starting operation, during operation or immediately after stopping operation. When it starts to work for 2-3 minutes, the sound may become louder, which is the flowing sound of refrigerant or the draining sound of condensed water. -
Page 8: Installation Procedures
(4) The dimension of maintenance Make sure that it is easy to demount the electrical barrier space needed for installation (unit:mm) Size Model (mm) (mm) (mm) (mm) AD482MJERAF 1561 2011 checking (location of hanging bolt) port (dimensions of inspection hole on ceiling) - Page 9 (mm) (mm) (mm) Model AD482MJERAF 1561 619 1500 768 (3) If necessary, make a hole for installation and inspection on the ceiling, (used for the situation with a ceiling) For the size of the inspection hole on the ceiling, please refer to the above drawing.
- Page 10 Set 01 means the default standard static pressure,02 means the maximum static pressure. unit: Pa Static Pressure Range Model Standard Static Pressure Max. Static Pressure AD482MJERAF liquid pipe drain pipe gas pipe...
- Page 11 Installation Procedures (a) Keep a gradient (1/50-1/100) of the drainpipes and avoid lobing or curving. Proper Piping Improper Piping hanging bolt avoid lobing avoid curving air outlet port don't put pipe into water heat insultor gradient of 1/100 or over (b) When connecting the drainpipe to the equipment, don’t apply too much force on one side of the equipment.
- Page 12 For the choice and installation of air return port, air return pipe, air exhaust port and exhaust pipe, please consult service personnel of Haier company. Calculate the design chart and exterior static pressure, and select the exhaust pipe with appropriate length and shapes.
- Page 13 An inspection hole should be left on the surface of the ceiling for future maintenance. Remarks: ln installation,you can select the lower air return or back air return by adjusting the location of return installation. Size (mm) (mm) Model AD482MJERAF 1392 165 in accessories box. ceiling air outlet (purchased by user)
- Page 14 Heat Insulating Vesicant polythene should be performed. The heat insulating treatment Material thickness: over 7mm for gas and liquid piping should be done respectively. Model AD482MJERAF Tubing Size Gas pipe 15.88 (mm) Liquid pipe 9.52 Tubing Material Phosphor deoxybronze seamless pipe (TP...
- Page 15 Installation Procedures Refrigerant Filling Amount Add the refrigerant according to the installation instruction of outdoor unit. The addition of R410A Connecting Procedures of Refrigerant Tubing Dual wrenches must be used in the connection of indoor unit tubing. Mounting torque refers to the right table Outer Diameter of Tubing (mm) Mounting Torque 6.35 11.8~13.7N.m...
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Page 16: Electrical Wiring
Electrical Wiring Warning with the local regulations on wiring. Connecting and fastening should be performed reliably to avoid the external force of cables from transmitting to the terminals. Improper connection or fastness may There must be the ground connection according to the criterion. Unreliable grounding may cause electrical shocks. - Page 17 Electrical Wiring Signal Wiring Drawing outdoor 1 outdoor 3 outdoor 2 control wire for wired controller with polarity communication wire with polarity indoor 1 (DC-Sub Unit) indoor 2 (DC-Sub Unit) indoor 3 (AC-Sub Unit) indoor 4 (AC-Sub Unit) indoor 5(AC/DC-Main Unit) wired controller indoor 8...
- Page 18 Electrical Wiring Indoor power supply wiring & signal wiring between indoor and outdoor & signal wiring between indoors. Cross Sectional Items Rated current of residual Rated Area of Signal Line Cross Circuit Breaker (A) Length Current of Total Section Ground Fault Outdoor- Indoor- Current of...
- Page 19 Electrical Wiring Dipswitch Setting • The dipswitch is dialed to "On" position with the overline at the state of strapping if the code or overline status is "1" The dipswitch is dialed to "Otf'position with the overline at the state of disconnection if the code or overline status is "0".
- Page 20 Electrical Wiring Address setting mode Address SW03_1 Automatic setting (default) setting mode Code-set address Address of Address of centralized indoor unit controller (Default) (Default) Code-set indoor unit SW03_2 address and … … … … … … … … …… centralized SW03_8 controller address...
- Page 21 Electrical Wiring Code setting of wired controller Function switches DIP switch Function Default setting Slave wired controller Sw1-1 Master wired controller Ambient temp. display on Sw1-2 Collect the ambient temp. from PCB of indoor Sw1-3 Collect the ambient Temp. from wired controller Old protocol (Protocol 1) Sw1-4 New protocol self-adaptation (Protocol 2 and...
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Page 22: Test Run & Fault Code
Test Run & Fault Code Before Test Run • Before switching it on, test the supply terminal tier (L, N terminals) and grounding points with 500V • Connect it to the power supply of outdoor units to energize the heating belt of the compressor. To protect the compressor at startup, power it on 12 hours prior to the operation. -
Page 23: Move And Scrap The Air Conditioning
Move and scrap the air conditioning When moving, to disassemble and re-install the air conditioning, please contact your dealer for technical support. In the composition material of air conditioning, the content of lead, mercury, 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).
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