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Installation and Maintenance Manual

Ducted

 

Air Conditioner

R-410A 50Hz T1 Heat Pump

R-410A 50Hz T1 Cooling Only

 Model:YAKN09BZNWEUH1
            YAKN12BZNWEUH1
            YEKN18BZNWEUH1
            YEKN24BZNWEUH1
            YEKN36BZNWEUH1
            YEKN42BZMWEUH1

          

YGKN48BZMWEUH1

          

YGKN55BZMWEUH1

 Model:YAJN09BZNWETH1
            YAJN12BZNWETH1
            YEJN18BZNWETH1
            YEJN24BZNWETH1
            YEJN36BZNWETH1
            YEJN42BZMWETH1

          

YGJN48BZMWETH1

          

YGJN55BZMWETH1

 Version

YPM2017009HC

Summary of Contents for YAKN09BZNWEUH1

Page 1: ...0Hz T1 Cooling Only Model YAKN09BZNWEUH1 YAKN12BZNWEUH1 YEKN18BZNWEUH1 YEKN24BZNWEUH1 YEKN36BZNWEUH1 YEKN42BZMWEUH1 YGKN48BZMWEUH1 YGKN55BZMWEUH1 Model YAJN09BZNWETH1 YAJN12BZNWETH1 YEJN18BZNWETH1 YEJ...

Page 2: ...ditioner 2 Special Remarks 3 Troubleshooting 3 Diagram of Refrigerant Cycle Wiring 1 Refrigerant Flow Diagram 4 2 Electrical Wiring Diagram 4 Installation and Maintenance 1 Safety Notice 5 2 The Tools...

Page 3: ...not connect the grounding of this product to various kinds of air feeding ducts drain piping lightning protection facility as well as other piping lines to avoid receiving an electric shock and damag...

Page 4: ...lected The figures are based on the external views of the standard model Operation instruction will be further specified in remote controller s manual Please read it carefully before using this applia...

Page 5: ...er reducing heating performance When this happens a defrosting system of the air conditioner will operate At the same time the fan in the indoor unit stops or runs at a very low speed in some cases to...

Page 6: ...y valve Heat exchanger Liquid piping Heating cycle Cooling cycle INDOOR UNIT OUTDOOR UNIT Heat exchanger EEV Service valve Outdoor unit Outdoor unit Indoor unit Indoor unit Terminal Terminal Power sup...

Page 7: ...nces other than the specified refrigerant such as air Any presence of air or other foreign substance in the refrigerant circuit causes an abnormal pressure rise or rupture resulting in injury If any r...

Page 8: ...ter Hammer Churn drill Knife or wire stripper Tube expander Inner hexagon spanner Tape measure 3 1 The Initial Check When moving the unit during or after unpacking make sure to lift it by holding its...

Page 9: ...nit power supply wiring and transmission wiring must be kept at least 1 meter away from televisions and radio which prevents image interference and noise in those electrical appliances Noise may be ge...

Page 10: ...the thread locker on the suspension to prevent the nuts from loosening 1 During the installation please cover the unit with the plastic cloth to keep it clean 2 Make sure that the unit is installed le...

Page 11: ...The connection positions of the tube Fig 4 2 The pipe diameter The refrigerant gas pipe The refrigerant liquid pipe 2 As shown in Fig 4 3 screw up the nuts with 2 spanners Fig 4 3 Screw up the nut to...

Page 12: ...ould be insulated because condensation may form there and cause water leakage Drain piping passing indoors Drain sockets Referring the figure below insulate the drain socket and drain hose using the i...

Page 13: ...t The lid of the control box Fig 6 1 Remove the screws on the control box 11 Installation and Maintenance 6 Electrical Wiring When clamping the wiring use the included clamping material as shown in th...

Page 14: ...desired function code to rewrite the parameter values by pressing button and press button to confirm Press button to quit 1 2 3 4 5 V V V V V V V V M T M T M T If you still have any trouble please co...

Page 15: ...hat the wall and the supporting rack is strong enough to hold the weight of the appliance Release the set screws of the electric cover remove the electric cover if the valve cover is there either plea...

Page 16: ...e heat insulation effect Also be sure the condensed drain hose splits away from bundle and drips clear of the unit and the piping The two refrigerant tubes and electrical wire if local codes permit sh...

Page 17: ...e contact local technical service center of our company for further information Narrow pipe Hex wrench Wide pipe Service valve Bonnet of service valve Bonnet of narrow valve Bonnet of wide valve Indoo...

Page 18: ...ck Place the round crimp style terminals on the wires up to the covered part and secure in place When connecting the terminal block using a single core wire be sure to perform curing 3 When transmitti...

Page 19: ...nt possible harm to the environment or human health from uncontrolled waste disposal recycle it responsibly to promote the sustainable reuse of material resources To return your used device please use...

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