Thank you very much for purchasing this Air Conditioner. Please
read this
carefully before installing
and using this appliance and keep this manual for future reference.
use and installation instructions
Страница 1: ...Thank you very much for purchasing this Air Conditioner Please read this carefully before installing and using this appliance and keep this manual for future reference use and installation instructions ...
Страница 2: ...n diagram accessories 03 Selecting the installation location 04 Outdoor unit installation 04 Indoor outdoor units connection finishing and test run 09 INSTALLATION MANUAL Outdoor Unit AMW2 20U4SNC1 AMW2 16U4SGC1 AMW2 20U4SZD1 AMW2 16U4SGD1 Refrigerant flow diagram 12 ...
Страница 3: ... securely and attach the wires firmly to the terminal block connecting sections so that the stress of the wires is not applied to the sections Incomplete connecting and fixing could cause fire Do not use intermediate connection of the power cord or the extension cord and do not connect many devices to one AC outlet It could cause a fire or an electric shock due to defective contact defective insul...
Страница 4: ...place where an inflammable gas leaks If gas leaks and accumulates in the area surrounding the unit it could cause an explosion Fasten a flare nut with torque wrench as specified in this manual When fastened too tight a flare nut may break after a long period and cause a leakage of refrigerant Install an earth leakage breaker depending on the installation place where it is humid If a earth leakage ...
Страница 5: ...rew Drain hose Drainage elbow DRAIN PIPING FOR OUTDOOR UNIT Provide drain piping before indoor and outdoor connection It will be hard to install drain socket if indoor unit becomes immovable Connect the drain hose as shown in the figure for drainage obtainable at a store inside diame ter 15mm 03 INSTALLATION MANUAL 2 INSTALLATION DIAGRAM ACCESSORIES Note Do not use the drain elbow in the cold regi...
Страница 6: ...ith heavy snow please install a canopy a pedestal and or some baffle boards INSTALLATION MANUAL CAUTION Avoid the following places for installation where air conditioner trouble is liable to occur Where there is much machine oil Salty places such as seaside Where sulfide gas is generated such as a hot spring Where there is high frequency or wireless equipment Note When operating the air conditione...
Страница 7: ...guide 1 Obstacle over the top side 2 Obstacle in three direction bu top side is open 3 Obstacle on front blowing side only In this case the rear both side and top sh ould be open 4 Obstacle on front and rear side only The unit can be used by attaching an optional outdoor blowing guide but both sides and top are open 05 INSTALLATION MANUAL 5 Service space Keep the service space as shown in the figu...
Страница 8: ...n draining from one place CAUTION Do not use drain socket and drain cap in the cold region Drain may freeze and it makes the fan stop 4 4 OUTDOOR WIRE CONNECTION AND OUTDOOR POWER SUPPLY CORD CONNECTION Be sure to lead in the power supply cord to the air conditioner in accordance with the specification tables below and Techni cal Standards for Electrical Installation Be sure to use special circuit...
Страница 9: ...WIRING DIAGRAM INSTALLATION MANUAL INDOOR UNIT B OUTDOOR UNIT To Power 1 L 2 N 2 N INDOOR UNIT A 3 1 L 3 NOTE For multi split and one for one common indoor unit the wiring diagram INDOOR UNIT 0 0 MULTI SPLIT OUTDOOR UNIT ...
Страница 10: ...ct the indoor and outdoor units and fix the wire to the terminal block securely so that no external force is conveyed to the connecting section of the terminal block Incomplete connections or fixing of the wire could result in a fire Be sure to attach the terminal block cover on both indoor and outdoor units If the terminal block cover is incorrectly attached it may cause a risk of fire or electri...
Страница 11: ...erform flaring work correctly in the following procedure 1 Pipe cutting Cut the cooper pipe correctly with pipe cutter 2 Burrs removal Completely remove all burrs from the cut cross section of the pipe Put the end of the copper pipe downward to prevent burrs from dropp ing in the pipe 3 Putting nut on Remove flare nuts attached to indoor and outdoor units then put them on pipe having completed bur...
Страница 12: ... a flare nut with a torque wrench as specified in the table below When fastened too tight a flare nut may be broken after a long period and cause a leakage of refrigerant 1 Indoor unit connection Connect both liquid pipe and gas pipe to indoor unit Apply a thin coat of refrigeration oil to the seat surface of pipe For connection align the center of both pipe and union then tighten the first 3 to 4...
Страница 13: ...p valve 8 After refrigerant pipes are connected and evacuated fully open all stop valves on both sides of gas pipe and liquid pipe 9 Pipe length up to 15m no gas charge is needed Pipe length exceeding 15m charge the prescribed amount of gas 10 Tighten the cap to the service port to obtain the initial status 11 Retigten the cap 12 Leak test 0 101MPa 760 mmHg Compound pressure gauge for R410A Pressu...
Страница 14: ... DIAGRAM Cooling cycle Heating cycle OUTDOOR UNIT INDOOR UNIT INDOOR HEAT EXCHANGER A INDOOR HEAT EXCHANGER B UNIT A UNIT B UNIT B UNIT A FILTER OUTDOOR HEAT EXCHANGER 4 WAY VALVE COMPRESSOR ACCUMULATOR INSTALLATION MANUAL ...
Страница 15: ...l 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 Correct Disposal of this product 1 1 1 Outdoor unit THE SYMBOL STANDS FOR THE PART TO BE PICKED AND MADE PURCHASE Version NO 1350437...
