inverter system multi type indoor unit installation manual
Contents
1. transferring an air conditioner to another location make sure that air other than the specified refrigerant e If the baseboard is piping cut the cabinet s R410A does not enter the refrigeration cycle If other air should enter the pressure level of the refrigeration cycle may increase 5 15mm in thickness and bushing with a plastic cutter abnormally which could result in a rupture and injury 70 130mm in height cut or similar tool and use a file i Be sure to use the specified piping set for R410A Otherwise this may result in broken copper pipes or faults the pipe bushing to for an attractive finish ee When installing or removing an air conditioner do not allow air or moisture to remain in the refrigeration cycle Otherwise conform to the baseboard on each pressure in the refrigeration cycle may become abnormally high so that a rupture may be caused side Be sure to ventilate fully if a refrigerant gas leak while at work If the refrigerant gas comes into contact with fire a poisonous gas may occur After completion of installation work check to make sure that there is no refrigeration gas leakage If the refrigerant gas leaks into 2 2 Drain pipe the room coming into contact with fire in the fan driven heater space heater etc a poisonous gas may occur Unauthorized modifications to the air conditioner may be dangerous If a breakdown occurs please call a qualified air conditioner technician or electrician Improper rep2. FOR SERVICE PERSONNEL ONLY 1 Installation of wall penetration and installation of protection pipe 1 1 Hole position INVERTER SYSTEM MULTI TYPE i eo aa INDOOR UNIT INSTALLATION MANUAL e Carefully read through the procedures of proper installation before starting installation work e The sales agent should inform customers regarding the correct operation of installation e Explanation for outdoor unit is in the How To Use Instruction Manual that packed with outdoor unit Hole Position In the case of making a hole on the floor In the case of making a hole on the wall water smooth Drain hose make lower than center of the hole 80 100mm Tools Needed For Installation Work Mark is exclusive use tool for R410A Screwdriver e Measuring Tape Knife e Saw 65mm Power Drill e Hexagonal Wrench Key 4mm Wrench 14 17 22 26 27mm Gas leakage Detector Pipe 40mm or less MODEL HFC RAF 25NH4 Cutter e Putty Vinyl Tape Pliers Flare Tool RAF 50NH4 Vacuum Pump Adapter Manifold Valve Charge Hose Vacuum Pump 1 2 Wall penetration and installation of protection pipe SAFETY PRECAUTION Drill a 065mm hole on wall which is slightly tilted Indoor Outdoor A CAUTION e Read the safety precautions carefully before operating the unit l SOR towards the outdoor side Drill the wall at a small geal with sa
3. airs may result in water leakage electric shock and fire etc Be sure to connect the earth line from the power supply wire to the outdoor unit and between the outdoor and indoor unit Improper earthing may cause electric shock A CAUTION A circuit breaker must be installed in the house distribution box for the direct connected power supply wire to the outdoor unit In case of other installations a main switch with a contact gap or more than 3mm has to be installed Without a circuit breaker the danger of electric shock exists Do not install the unit near a location where there is flammable gas The outdoor unit may catch fire if flammable gas leaks around it Piping shall be suitable supported with a maximum spacing of 1m between the supports Please ensure smooth flow of water when installing the drain hose An IEC approved power cord should be used Power cord type NYM THE CHOICE OF MOUNTING SITE Please note the following matters and obtain permission from customer before installation A WARNING The unit should be mounted at stable non vibratory location which can provide full support to the unit A CAUTION No nearby heat source and no obstruction near the air outlet is allowed The clearance distances from top right and left are specified in figure below The location must be convenient for water drainage and pipe connection with the outdoor unit To avoid interference from noise ple
4. ani ie Besurethatthewireisnotin e The contents of this section are vital to ensure safety Please pay special attention to the following sign angle putty putty I contact with any metal in the A WARNING Incorrect methods of installation may cause death or serious injury ste protection pipe according to the wall wall Please use the protection A CAUTION Improper installation may result in serious consequence faunas pipe as wire passing through Empty gap in the sleeve of protection pipe should be completely sealed with putty to avoid dripping of rain Protection water into the room pipe i the hollow part of the wall so q4 Ei b as to prevent the possibility of H PSL Sleeve of damaged by mouse WALL protection pipe Make sure to connect earth line Q This sign in the figures indicates prohibition Be sure that the unit operates in proper condition after installation Explain to customer the proper watt of operating the unit as described in the user s guide A WARNING 2 Installation of the indoor unit Please request your sales agent or qualified technician to install your unit Water leakage short circuit or fire may occur if you do 2 1 How to remove the front cover the installation work yourself 1 Remove the front panel refer to instructions on the reverse of this Please observe the instructions stated in the installation manual during the process of installation Improper installation may sheet
5. ase place the unit and its remote controller at least 1m from the radio and television To avoid any error in signal transmission from the remote controller please put the controller far away from high frequency machines and high power wireless systems Names of Indoor Components Item Flare Insulator AAA size Battery Screw for Overturn Prevention EEr 4 1 x 32 Remote Controller Insulator lt t3 x 160 x 600 Holder for Remote Controller Screw for Overturn Prevention rw 4 0 x 34 Screw for holder of Remote Controller 3 1 x 16 Insulator a 20 x 30 x 300 2 3 Connecting the pipe to indoor unit e Make sure drain pipe slopes downward so that drain flows smoothly without being trapped in the middle e The drain hose connecting port outer diameter 16mm or 20mm length 600mm is included in the indoor unit Prepare a drain pipe as shown in the following figure e To prevent condensation the indoor drain pipe should be covered with heat insulation material with a thickness of more than 10mm e After piping is completed check to make sure that drain discharges smoothly Seal the drain pipe tightly with tape to keep dirt out Make sure the drain hose Front view Right side view slopes downward Connecting section Drain hose Unit mm Drain pipe procure locally A WARNING e Draw in the pipes through the hole of the wall
6. cause water leakage electric shock and fire 2 Remove the front cover Make sure that the units are mounted at locations which are able to provide full support to the weight of the units If not the units Remove the two bottom screws and two top screws Pull the front may Callapse andimpose danger a l l cover approximately 30mm toward you Observe the rules and regulations of the electrical installation and the methods described in the installation manual when dealing S Whenattachina the tront cover follow the above procedure inreier with the electrical work Use wire which are approved official in your country A short circuit and fire may occur due to the use of en aracUngNS ION COVEN OPOWIE ree PrOCSGUTEIN TEVErSE low quality wire or improper work order a ne ha at the front cover top surface are securely Be sure to use the specified wire for connecting the indoor and outdoor units Please ensure that the connections are tight after Inserted nto ine cabinet the conductors of the wire are inserted into the terminals Improper insertion and loose contact may cause over heating and fire Screw 2 pieces Cabinet Front cover Screw 2 pieces 10mm pitch groove Please use the specified components for installation work Otherwise the unit may collapse or water leakage electric shock and If there is a baseboard For sideways piping PORTA fire may occur e For right or left sideways When installing or
7. e fixed The unit will beep when signal is received from the remote controller The signal transmission is weaken by the fluorescent light Therefore during the installation of the remote control holder please switch on the light even during day time to determine the mounting location of the holder The controller must be hooked onto the hook at the lower part of the holder Push in the remote controller in the direction as shown in figure below Screw 2 pieces Holder for Remote Controller Remote controller 8 Final stage of installation 8 1 Insulation and maintenance of pipe connection The connected terminals should be completed sealed with heat insulator and then tied up with rubber strap Please tie the pipe and power line together with vinyl tape as shown in the figure showing the installation of Indoor and Outdoor units Then fix their position with holders To enhance the heat insulation and to prevent water condensation please cover the outdoor part of the drain hose and pipe with insulation pipe e Completely seal any gap with putty OUTSIDE INSIDE Sleeve of ep ts protection pipe Putty 8 2 Operation test e Please ensure that the air conditioner is in normal operating condition during the operation test e Explain to your customer the proper operation procedures as described in the user s manual e If the indoor unit does not operate check to see that the connections are correct Trial run sh
8. er After that use a torque wrench to tighten the connection Outer diameter of pipe 6 35 1 4 Torque N m kgf cm 13 7 18 6 140 190 34 3 44 1 350 450 Large diameter side Torque 44 1 53 9 450 550 wrench 19 6 24 5 200 250 19 6 24 5 200 250 29 4 34 3 300 350 12 3 15 7 125 160 Flare nut oiai Small diameter side Wrench Small diameter side Valve head cap Large diameter side Valve core cap Gas leakage inspection Please use gas leakage detector to check if leakage occurs at connection of flare nut as shown on the right If gas leakage occurs further tighten the connection to stop leakage Use the detector provided for R410A lt 581 gt 5 Connection of the connecting cord A WARNING 1 Remove the cover of the electric box 2 Connect the connecting cords Leave some space in the connecting cord for 3 A fon Patan Co nectihe Do maintenance purpose and be sure to secure it ssemble the cover of electric box sarth cord E with the cord band Secure the connecting cord Green and yellow After remove the screw i along the coated part of the i Tm 50mm a ground and cover and put the 2 wire using the cord band Do amp Omm connecting cords and fix not exert pressure on the wire 10mm t
9. he cover with screw as this may cause overheating O a 25mm J or fire Connecting cord o Detail of cutting the connecting cord Connection of the connecting cord Securely screw in the connecting cord so that it will not get loose or disconnect A e THIS APPLIANCE MUST BE EARTHED Tightening torque reference value 1 2 to 1 6 N m 12 to 16 kgf cm Excessive tightening may damage the interior of the cord requiring replacement WARNING Connecting cord 2 Checking of drawing drain hose 1 Connect the separate drain hose to the drain hose that is attached to the indoor unit 2 For keeping the smooth flowing of condensed water the drain hose should be inclined as shown in figure below JI EI Condensed Bad Bad k Bad Bad A WARNING Be sure that the hose is Pu R Ore S S not loosely connected i RE water pon or bent Bending Condensed R upwards water pond Ditch Please ensure the smooth flow of condensed water of the Indoor unit during installation A CAUTION Carelessness may result in water leakage 7 Installation of remote controller e The remote controller can be placed in its holder which is fixed on wall or beam To operate the remote controller at its holder please ensure that the unit can receive signal transmitted from the controller at the place where the holder is to b
10. indoor unit to the wall ceiling or Shae P F the screw Lift up the indoor unit slightly and hang le Yj floor using wire to prevent it from falling Drain hose make lower 65mm than center of the hole A Plug Procure locally 14 Fixing the base of indoor unit pbuh sas e Fix the base of indoor unit on the floor with 4 1 x 32mm screws Right and left A WARNING e When fixing the indoor unit above the ground Be sure to attach screw be sure to fix an L angle to prevent the indoor at the bottom to support unit from overturn it Screw Screw e To drill holes either Case 1 or 2 may be used 1 Drill holes on floor 2 Push plug into the holes 1 Drill holes on floor Screw 2 Push plug into the holes f Screw Indoor unit i gA smm Indoor unit Z Floor Procure locally Plug Procure locally The plug can be secured diagonally with a screw as shown above BUIIT IN INSTALLATION If upper or lower air outlet is covered with the lattice door room temperature may not be controlled properly Therefore air outlet must be open as much as possible If air deflector of upper air outlet is adjusted too much upward room temperature may not be controlled properly due to the heat inside the lattice door Therefore the deflector must be adjusted to nearly horizontal angle 3 If signal receiver is covered with the lattice door signal receiving distance o
11. nge the connecting cord pipes and drain hose neatly Screws F DPI Ly The indoor piping should be x and store them in the bottom section of the rear surface of PIPE SUPPORT 2 insulated with the enclosed the indoor unit aes lation pipe If the insulator s Mount PIPE SUPPORT 2 so that the cylindrical portion of the of eG nsu pip P drain pan passes through its hole and secure it with screws located Drain pipe is insufficient please use at the right back corner Plug commercial products Procure locally Must be installed separately Insulate indoor part of pipe to prevent condensation Pipe drain hose layout when passing through the file in a wall Pipe layout of the unit rear surface z Indoor unit rear surface eo Connecting cord Insulator lt S 581 gt Drain hose 3 Fixing the indoor unit Fixing the top of indoor unit In the case of fixing by the anchor bolt 9 rear fixing hole for anchor bolt or screw of accessory Bury the 6 anchor bolt into the wall as shown in below AE A WARNING Lift up the indoor unit slightly and hang m 8 Even if there is space between the E 5 indoor unit and the back wall In the case of fixing by the screw of accessory amp E a make Sure TO SPGUTEIY aach ine Bury the plug into the wall as shown in below to attach
12. or the floor to indoor For sideways piping do not install the drain hose e Arrange the pipe shown below In the case that large pipe and small pipe arrange to make in front and behind sideways Connect the drain hose so that it comes e The indoor piping should be insulated with the enclosed insulation out directly pipe Sideways installation of the drain hose will prevent it The pipe should first be cut longer than the length shown below from sloping downward causing water leakage To e The excess section of the pipe should be cut off during pipe avoid dripping make sire to pass the drain hose connection under the pipe e In the case of make ahole on the floor In the case of make a hole on the wall e Sideways piping Unit mm Before piping Right side view above 380 40mm or less 40mm or less After piping Top view Front view e Remove PIPE SUPPORT 1 and PIPE SUPPORT 2 X Wall N 7 3 k e Insert the drain hose into the hole in the wall e Winding insulation pipe for drain hose and taping 4 or 5 places to fix e Connect the pipe to the Indoor unit e After completing the piping connection cover the connector with the insulator e Connect the cord follow instructions in the section 5 Connection of the connecting cord on the reverse of this sheet Indoor unit installation PIPE SUPPORT 1 Wrap flare insulation bind top and bottom fla
13. ould be conducted on one unit at a time to check for incorrect wiring of A CAUTION connecting cord How to install and remove the front panel e Be sure to use both hands to grasp the front panel when removing it or attaching it e The front panel may be installed up or down to suit user preference Press the hook found at the tip of the resin band installed inside the front panel s right section to remove the resin band 2 Pull the front panel down toward you and once fully open pull it to remove te Front cover Resin band lt Resin band Front panel Attach three front panel bearings to the axis of the front cover protrusion inside the right section of the front panel 2 Insert the tip of the resin band into the hole of the
14. r range angle becomes smaller Therefore signal receiver must not be covered with the lattice door 4 Only the vertical lattice door may be used Be sure to use a lattice door with an open area ratio of 75 or more If another lattice door or one with an open area ratio of less than 75 is used maximum performance may not be obtained With a built in installation it may take more time to reach the set temperature after the unit is switched on Upper air outlet Signal receiver Lattice door Above 100 Above 200 Ue Unit mm Below 20 Air conditioner Lower air outlet 4 Installation of refrigerating pipes and air removal 4 1 Preparation of pipe e Use a pipe cutter to cut the copper pipe Trimming tool A CAUTION e Jagged edge will cause leakage e Point the side to be trimmed downwards during trimming to prevent copper chips from entering the pipe e Please use exclusive tool Copper pipe A mm Rigid Flaring Tool For R410A tool For R22 tool 0 0 5 1 0 0 0 5 1 0 0 0 5 1 0 Outer Diameter 6 35 1 4 9 52 3 8 12 7 1 2 4 2 Pipe connection In case of removing flare nut of a indoor unit first remove a nut of small diameter A CAUTION side or a seal cap of big diameter side will fly out Free from water into the piping when working e Please be careful when bending the copper pipe e Screw in manually while adjusting the cent
15. re insulation by binder Wrap tape on flare insulation closely Direction of Piping E PIPE SUPPORT 2 Above 150mm e Since there is some space between PIPE SUPPORT 2 and the pipe affix the insulator 0 to the PIPE SUPPORT 2 As shown in the figure on the right affix the insulator to the PIPE SUPPORT 2 to sandwich it Piping configuration may be in six different directions direct rear piping left and right downward piping left and right sideways piping and sideways piping from the rear Above 200mm ean Above 100mm After connecting the pipes and connecting cord be sure to screw PIPE SUPPORT 1 PIPE SUPPORT 2 tightly and fix the pipes and connecting cord Position the easy to attach side of PIPE SUPPORT 2 after A CAUTION When mounting the flare insulator make sure there is a space between the insulator Be sure to completely St aligning it with the pipe to face the front and secure it with J and left of resin part Otherwise seal any gap with a screw Be sure to install PIPE SUPPORT 2 to prevent PIPE SUPPORT 1 l mav casg ater dripin ttv j i i Hook the PIPE h 4 pni putty rodents from entering the indoor unit o0 SUPPORT 1 tab l in the square hole To prevent the pipe connector from contacting the front cover push the connector as far as it goes g Arra
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