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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

Содержание YAJN12BZNWETH1

Страница 1: ...50Hz T1 Cooling Only Model YAKN09BZNWEUH1 YAKN12BZNWEUH1 YEKN18BZNWEUH1 YEKN24BZNWEUH1 YEKN36BZNWEUH1 YEKN42BZMWEUH1 YGKN48BZMWEUH1 YGKN55BZMWEUH1 Model YAJN09BZNWETH1 YAJN12BZNWETH1 YEJN18BZNWETH1 YEJN24BZNWETH1 YEJN36BZNWETH1 YEJN42BZMWETH1 YGJN48BZMWETH1 YGJN55BZMWETH1 Version YPM2017009HC ...

Страница 2: ...nditioner 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 and Instruments for Installation 6 3 The Installation of the Indoor Unit 6 3 1 The Initial Check 6 3 2 Installation 7 4 Refrigerant Piping 9 4 1 The Piping Material 9 4 2 Piping connection 9 10 6 1 ...

Страница 3: ...o 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 damages caused by other factors Wiring must be done by a qualified electrician All the wiring must comply with the local electrical codes Consider the capacity of the electric current of your electrical m...

Страница 4: ...elected 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 appliance and keep it for future reference Remote controller Optional You can control the air conditioner with the wired remote controller or wireless remote controller It is used for power ON OFF setting ...

Страница 5: ...ger 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 prevent cold draft After defrosting is over the heating operation and fan speed restart 3 minutes protection after compressor stop To protect compressor it will be continue off for at lest 3 minutes...

Страница 6: ...ay 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 supply Power supply SI L N SI L N Power connecting cord N L Terminal Terminal SI L N SI L N Power connecting cord N S T 42K 48K 55K 9K 12K 18K 24K 36K R ...

Страница 7: ...ances 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 refrigerant has leaked out during the installation work ventilate the room The refrigerant reduces a toxic gas if exposed to flames After all installation is completed check to make sure that no refri...

Страница 8: ...nter 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 lifting lugs DO not exert any pressure on other parts especially the refrigerant piping drain piping and flange parts Wear protective gears when installing the unit CAUTION 300 or more Maintenance sp...

Страница 9: ...unit 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 generated depending on the conditions under which the electric wave is generated even if a one meter allowance is maintained or kitchen where vapor from oil or its mist flows to the indoor unit The oil...

Страница 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 level by using a level or a plastic tube filled with water in instead of a level adjust the top surface of the unit to the surface of the water at both ends of the plastic tube and adjust the unit hori...

Страница 11: ...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 torque 3 After finishing connecting the refrigerant pipes keep it warm with the insulation material φ6 35mm φ9 52mm φ12 7mm φ15 88mm φ19 05mm Tube size 20 40 60 80 100 Torque N m Fig 4 4 Piping insulation pr...

Страница 12: ...hould 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 included large sealing pad Drain piping connections Do not connect the drain directly to sewage pipes that smell of ammonia The ammonia in the sewage might enter the indoor unit through the drain pipe...

Страница 13: ...et 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 the FIG 6 1 to prevent outside pressure being exerted on the wiring connections and clamp firmly When doing the wiring make sure the wiring is neat and does not cause the control box lid to stick up th...

Страница 14: ...t 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 contact local technical service center of our company for further information Installation and Maintenance Installation and Maintenance 12 6 2 Change of Static Pressure The static pressure outside the ...

Страница 15: ...that 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 please release it Connect the indoor unit wiring to the outdoor unit panel according to the electric wiring diagrams Be sure to make each wire allowing 10cm longer than the required length for wiring Gro...

Страница 16: ...he 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 should be taped together with white armoring tape The drain hose may also e included and taped together as a bundle with the tubing Wrap the tape from the bottom of the outdoor unit to the top of the p...

Страница 17: ...ase 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 Indoor unit Outdoor unit Manifold valve Pressure gauge Vacuum pump Fig 9 1 Fig 9 2 9 Air purging and test run Air and moisture remaining in the refrigerant system have undesirable effects Therefore they ...

Страница 18: ...ock 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 transmitting cable length is more than 15 meters a larger wire size should be selected 4 Use a shielded cable for the transmitting circuit and connect it to ground Flexible cord covered part Round crimp style ...

Страница 19: ...ent 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 the return and collection systems or contact the retailer where the product was purchased They can take this product for environmental safe recycling ...

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