LG MFL39817303 User's Manual
Contents
1. NOTICE Installation Outdoor unit Terminal block Cover control pa Conduit panel Connecting cable 1 Separately wire power supply cord and connecting cable 2 Use heat proof electrical wiring capable of withstanding temperature up to 75 C 167 F 3 Use outdoor and waterproof connection cable rated more than 300V for the connection between indoor and outdoor unit For example Type SJO WA AWARNING Be sure to comply with local codes while running the wire from the indoor unit to the outdoor unit size of wire and wiring method etc e Every wire must be connected firmly e No wire should be allowed to touch refrigerant tubing the compressor or any moving parts Installation Manual 21 Installation How to connect wiring to the terminals Power supply cable E For strand wiring 1 Cut the wire end with a wire cutter or wire Strand wire cutting pliers then strip the insulation to s expose the strand wiring about 10mm 3 8 g N Bor 2 Using a screwdriver remove the terminal E terminal screw s on the terminal plate A 3 Using a round terminal fastener or pliers 5 securely clamp each stripped wire end with a round terminal Connecting cable 4 Position the round terminal wire and replace i and tighten the terminal screw using a ane iho y ae eS screwdriver screw Connecting cable A CAUTION According to the confirmation of the a2. rubber Evaluation of the performance Operate the unit for 15 20 minutes then check the system refrigerant charge 1 Measure the pressure of the gas side service valve 2 Measure the temperature of the intake and discharge of air 3 Ensure the difference between the intake temperature and the discharge is more than 8 C 4 For reference the gas side pressure of optimum condition is as below Cooling The air conditioner is now ready for use Installation Tubing connection Discharge air Intake temperature Discharge temperature Outside ambient The pressure of the gas side Refrigerant TEMP service vale R410A 35 C 95 F 8 5 9 5kg em G 120 135 PS 1 G Installation Manual 27 Installation NOTICE If the actual pressure is higher than shown the system is most likely over charged and charge should be removed If the actual pressure are lower than shown the system is most likely undercharged and charge should be added PUMP DOWN This is performed when the unit is relocated or the refrigerant circuit is serviced Pump Down means collecting all refrigerant into the outdoor unit without the loss of refrigerant A CAUTION Be sure to perform Pump Down procedure in the cooling mode Pump Down Procedure 1 Connect a low pressure gauge manifold hose to the charge port on the gas side service valve 2 Open the gas side service valve
3. 90 wait for about 2 3 sec and close it 4 Apply a soap water or a liquid neutral detergent on the indoor unit connection or outdoor unit connections by a soft brush to check for leakage of the connecting points of the piping 5 If bubbles come out the pipes have leakage Evacuation 1 2 When the desired vacuum is reached close the Connect the charge hose end described in the preceding steps to the vacuum pump to evacuate the tubing and indoor unit Confirm the Lo and Hi knob of the manifold valve is open Then run the vacuum pump The operation time for evacuation varies with tubing length and capacity of the pump The following table shows the time required for evacuation 2 way valve Open 3 way valve Close Hexagonal wrench Cap Required time for evacuation when 30 gal h vacuum pump is used If tubing length is less If tubing length is longer than 10m 33 ft than 10m 33 ft 10 min or more 15 min or more Lo and Hi knob of the manifold valve and stop the vacuum pump Finishing the job 1 With a service valve wrench turn the valve stem of liquid side valve counter clockwise to fully open the valve 2 Turn the valve stem of gas side valve counter clockwise to fully open the valve 3 Loosen the charge hose connected to the gas side service port slightly to release the pressure then remove the hose 4 Replace the flare nut and its bonnet o
4. caution and proper handling procedures when lifting or moving to avoid personal injury Use care to avoid contact with sharp or pointed edges Safety Precautions e Always wear safety eye wear and work gloves when installing equipment e Never assume electrical power is disconnected Check with meter and equipment e Keep hands out of fan areas when power is connected to equipment e R 410A causes frostbite burns e R 410A is toxic when burned NOTE TO INSTALLING DEALER The Owners Instructions and Warranty are to be given to the owner or prominently displayed near the indoor Furnace Air Handler Unit WARNING a When wirin A N Electrical shock can cause severe personal injury or death Only a qualified experienced electrician should attempt to wire this system Do not supply power to the unit until all wiring and tubing are completed or reconnected and checked e Highly dangerous electrical voltages are used in this system Carefully refer to the wiring diagram and these instructions when wiring Improper connections and inadequate grounding can cause accidental injury or death e Ground the unit following local electrical codes e Connect all wiring tightly Loose wiring may cause overheating at connection points and a possible fire hazard When transporting Be careful when picking up and moving the indoor and outdoor units Get a partner to help and bend your knees when lifting to reduce strain on your back Sharp edges or thin aluminum f
5. halfway and purge the air in the manifold hose using the refrigerant 3 Close the liquid side service valve all the way 4 Turn on the unit s operating switch and start the cooling operation 5 When the low pressure gauge reading becomes 1 to 0 5kg cm G 14 2 to 7 1 P S I G fully close the gas side valve and then quickly turn off the unit Now Pump Down procedure is completed and all refrigerant is collected into the outdoor unit 28 Room Air Conditioner Installation A CAUTION 1 Air conditioners should not be installed in areas where corrosive gases such as acid or alkaline gas are produced 2 Do not install the product where it could be exposed to sea wind salty wind directly It can result corrosion on the product Corrosion particularly on the condenser and evaporator fins could cause product malfunc tion or inefficient performance 3 If outdoor unit is installed close to the seaside it should avoid direct exposure to the sea wind Otherwise it needs additional anticorrosion treatment on the heat exchanger Selecting the location Outdoor Unit 1 If the outdoor unit is to be installed close to the seaside direct exposure to the sea wind should be avoided Install the outdoor unit on the opposite side of the sea wind direction Sea wind Sea wind D 2 In case to install the outdoor unit on the seaside set up a windbreak not to be exposed to the sea wind e It s
6. the installation plate e Insert the spacer etc between the indoor unit and the installation plate and separate the bottom of the indoor unit from the wall Connecting the piping to the indoor unit and the drain hose to drain pipe 1 Align the center of the pipes and sufficiently tighten the flare nut by hand 2 Tighten the flare nut with a wrench Outside diameter Torque mm inch kgf m Ibf ft 26 35 1 4 1 8 2 5 13 18 19 52 3 8 3 4 4 2 24 6 30 4 012 7 1 2 5 5 6 6 39 8 47 7 15 88 5 8 6 3 8 2 45 6 59 3 3 When extending the drain hose at the indoor unit install the drain pipe 16 Room Air Conditioner yA o Connecting cable Drain pipe Indoor unit tubing F lare nut Pipes Adhesive Vinyl tape narrow Wrap the insulation material around the connecting portion 1 Overlap the connection pipe heat insulation and the indoor unit pipe heat insulation material Bind them together with vinyl tape so that there may be no gap 2 Wrap the area which accommodates the rear piping housing section with vinyl tape 3 Bundle the piping and drain hose together by wrapping them with cloth tape over the range within which they fit into the rear piping housing section Reroute the pipings and the drain hose across the back of the chassis Indoor unit installation 1 Remove the spacer 2 Ensure that
7. 1 Type 2 Installation plate Installation plate Type B screw Type B screw UN UN Type A screw 6 EA Type A screw 8 EA IIILIP Ahhh hhh Remote control holder Remote control holder Screw driver Ohmmeter Electric drill Hexagonal wrench Measuring tape Knife Ammeter Hole core drill Gas leak detector Spanner Thermometer Horizontal meter 8 Room Air Conditioner Torque wrench Flaring tool set NOTICE Installation parts you should purchase x Vertical Air deflector Operation Indication Lamps Signal Receptor Forced Operation Button Saddle x Air Inlet Vents Air Outlet Vents Base Plate A auauua Installation Installation plate Sleeve x Bushing Sleeve x Putty Gum Type Sealer x Bend the pipe as closely on the wall as possible but be careful that it doesn t break Vinyl tape Wide x e Apply after carrying out a drainage test e To carry out the drainage test remove the air filters and pour water into the heat exchanger Gas side piping X Optional Parts Liquid side piping x Optional Parts 8 Additional drain pipe x 2 Vinyl tape Narrow x Drain Hose Connecting cable X Optional Parts Installation Manual 9 Installation Indoor unit 1 Do not have any heat or steam near the unit 2 Sele
8. 3 18 9 52 3 8 3 4 4 2 24 6 30 4 012 7 1 2 5 5 6 6 39 8 47 7 015 88 5 8 6 3 8 2 45 6 59 3 19 05 3 4 9 9 12 1 71 6 87 5 Torque wrench Indoor Connect the cable to the indoor unit by connecting the wires to the terminals on the control board individually according to the outdoor unit connection Ensure that the color of the wires of the outdoor unit and the terminal No are the same as those of the indoor unit A CAUTION How to use the front panel 1 Front panel closing Move the link upward and close the front panel Installation Manual 19 Installation 2 Front panel removing Raise the link up to hook hanger and remove front panel forward A CAUTION e The circuit diagram is not subject to change without notice Be sure to connect wires according to the wiring diagram The earth wire should be longer than the common wires e When installing refer to the electrical diagram behind the front panel of Indoor Unit e The wiring for the outdoor unit can be found on the inside of the Outdoor Unit control cover e Connect the wires firmly so that not to be pulled out easily e Connect the wires according to color codes by referring to the wiring diagram A CAUTION Provide a circuit breaker between Main power source power source and the outdoor unit as shown below lt Air Circuit Breaker Circuit Grade Btu h Use a circ
9. Specified torque wrenches 1 8kg m 4 2kg m 5 5kg m 6 6kg m different depending on model No T Spanner Half union QA glass of water A Screw driver 1 Hexagonal wrench 4mm T Gas leak detector 1 Vacuum pump T Gauge manifold T Owner s manual A Thermometer 1 Remote control holder Wall Mounted Mini Split System Single Zone INSTALLATION INSTRUCTIONS IMPORTANT Please read this instruction sheet completely before installing the product This air conditioning system meets strict safety and operating standards As the installer or service person it is an important part of your job to install or service the system so it operates safely and efficiently Installation or repairs made by unqualified persons can result in hazards to you and others Installation MUST conform with local building codes or in the absence of local codes with the National Electrical Code NFPA 70 ANSI C1 1993 or current edition and Canadian Electrical Code Part1 CSA C 22 1 e The information contained in the manual is intended for use by a qualified service technician familiar with safety procedures and equipped with the proper tools and test instruments e Failure to carefully read and follow all instructions in this manual can result in equipment malfunction property damage personal injury and or death CAUTION Improper installation adjustment alteration service or maintenance can void the warranty The weight of the condensing unit requires
10. Y website http www lgservice co LG Room Air Conditioner LG HSIMDNA r gt Z fA gt T 7 J Jn TONVWdS4 IMPORTANT Room Air Conditioner Installation Manual TABLE OF CONTENTS Safety Precautions 4 Introduction ooocooocciciconnicciniccicno 7 Symbols used in this manual 7 Features coocoicciccionicnnnnnnnnonnonnonnannencnnn 7 Installation ooooonninnnicni 8 Installation Parts eee 8 Installation tools 8 Installation MAP 0 cee 9 Selecting the best location Piping length and elevation Fixing installation plate Drilling a hole in the wall Flaring work Connecting the piping 14 Connecting the cables 20 Checking the drainage 23 Forming the piping 24 Air pUTgiNQ ccncnonnnnnconcnninnna 25 Test running acacaconncnncnincanocionananes 27 Installation guide at the seaside 29 2 Room Air Conditioner q Four type A screws amp plastic anchors T Connecting cable q Installation guide map T Pipes Gas side Liquid side Insulation materials T Additional drain pipe Outer diameter 15 5mm 0 61in T Two type B screws 1 Level gauge T Screw driver Q Electric drill 1 Hole core drill a 70mm 2 76in Q Horizontal meter 1 Flaring tool set T
11. al shock Do not use the damaged power cord e Otherwise it may cause a fire or electrical shock Unplug the unit if strange sounds smell or smoke comes from it e Otherwise it may cause electrical shock or a fire Do not use the power cord near the heating tools e Otherwise it may cause a fire and electrical shock Hold the plug by the head when taking it out e lt may cause electric shock and damage cord shock Safety Precautions Use caution when unpacking and installing Sharp edges may cause injury Do not modify or extend the power cord randomly e Otherwise it may cause a fire or electrical shock Keep the flames away e Otherwise it may cause a fire Do not open the suction inlet of the indoor outdoor unit during operation e Otherwise it may electrical shock and failure Never touch the metal parts of the unit when removing the filter e They are sharp and may cause injury Do not place a heavy object on the power e Otherwise it may cause a fire or electrical Take care so that children may not step on the outdoor unit e Otherwise children may be seriously injured due to falling down Installation Manual 5 Safety Precautions ACAUTION Installation Install the drain hose to ensure that drain can be securely done e Otherwise it may cause water leakage Always inspect gas leakage after the installation and repair of product e Other
12. bove conditions prepare the wiring as follows 1 Never fail to have an individual power circuit specifically for the air conditioner As for the method of wiring be guided by the circuit diagram posted on the inside of control cover 2 The screw which fasten the wiring in the casing of electrical fittings are liable to dao 7 come loose from vibrations to which the unit is subjected during the course of transportation Check them and make sure that they are all tightly fastened If they are loose it could cause burn out of the wires Specification of power source Confirm that electrical capacity is sufficient See to that the starting voltage is maintained at more than 90 percent of the rated voltage marked on the name plate Confirm that the cable thickness is as specified in the power source specification Particularly note the relation between cable length and thickness Always install an earth leakage circuit breaker in a wet or moist area 8 The following would be caused by voltage drop e Vibration of a magnetic switch which will damage the contact point fuse breaking disturbance of the normal function of the overload 9 The means for disconnection from a power supply shall be incorporated in the 22 fixed wiring and have an air gap contact separation of at least 3mm 0 12 in each active phase conductors Room Air Conditioner Installation To check the drainage 1 Pour a glass
13. ct a place where there are no obstacles in front of the unit 3 Make sure that condensation drainage can be conveniently routed away 4 Do not install near a doorway 5 Ensure that the interval between a wall and the left or right of the unit is more than 10cm 3 9in The unit should be installed as high as possible on the wall allowing a minimum of 20cm 7 9in from ceiling 6 Use a metal detector or metal scanner to locate studs to prevent unnecessary damage to the wall Outdoor unit 1 If an awning is built over the unit to prevent direct sunlight or rain exposure make sure that heat radiation from the condenser is not restricted 2 Ensure that the space around the back and sides is more than 30cm 11 8in The front of the unit should have more than 70cm 27 6in of space 3 Do not place animals and plants in the path of the warm air 4 Take the weight of the air conditioner into account and select a place where noise and vibration are minimum 5 Select a place where the warm air and noise from the air conditioner do not disturb neighbors 10 Room Air Conditioner More than 10cm 3 9i More than 2 4m 8ft More than 20cm 7 9in More than 10cm 3 9in N po than 60cm 23 6in More than More than e 00m 11 8in 30cm 11 8in a More than Es More than 70cm 27 6in P 60cm 23 6in Installation Ca
14. e cable to the indoor unit e Make a small loop with the cable for easy connection later 3 Tape the tubing drain hose and the connecting cable Be sure that the drain hose is located at the lowest side of the bundle Locating at the upper side can cause drain pan to overflow inside the unit 44 CAUTION If the drain hose is routed inside the room insulate the hose with an insulation material so that dripping from sweating condensation will not damage furniture or floors Foamed polyethylene or equivalent is recommended Connecting cable 14 Room Air Conditioner 4 Indoor unit installation Hook the indoor unit onto the upper portion of the installation plate Engage the two hooks of the rear top of the indoor unit with the upper edge of the installation plate Ensure that the hooks are properly seated on the installation plate by moving it left and right Press the lower left and right sides of the unit against the installation plate until the hooks engage into their slots clicking sound Connecting the piping to the indoor unit and drain hose to drain pipe 1 Align the center of the pipes and sufficiently tighten the flare nut by hand 2 Tighten the flare nut with a wrench Outside diameter Torque mm inch kgf m Ibf ft 26 35 1 4 1 8 2 5 13 18 9 52 3 8 3 4 4 2 24 6 30 4 012 7 1 2 5 5 6 6 39 8 47 7 015 88 5 8 6 3 8 2 45 6 59 3 3 When ext
15. ending the drain hose at the indoor unit install the drain pipe Wrap the insulation material around the connecting portion 1 Overlap the connection pipe insulation material and the indoor unit pipe insulation material Bind them together with vinyl tape so that there may be no gap 2 Wrap the area which accommodates the rear piping housing section with vinyl tape 3 Bundle the piping and drain hose together by wrapping them with vinyl tape for enough to cover where they fit into the rear piping housing section Installation D 5 ODF Indoor unit tubing Flare nut Pipes Adhesive Vinyl tape narrow Plastic bands Insulation material AA eb P a Connection O unit pipe Vinyl tape wide Wrap with aes tape Vinyl tape narrow Wrap with vinyl tape Pipe Vinyl tape wide Drain hose Installation Manual 15 Installation For left rear piping 1 Route the indoor tubing and the drain hose to the required piping hole position 2 Insert the piping drain hose and the connecting cable into the piping hole 3 Insert the connecting cable into the indoor unit Don t connect the cable to the indoor unit e Make a small loop with the cable for easy connection later 4 Tape the drain hose and the connecting cables 5 Indoor unit installation e Hang the indoor unit from the hooks at the top of
16. fter removing one of the indicated cutting phase according to the installation location of the indoor unit s piping e Drill the piping hole with a g70mm 2 76in hole core drill Drill the piping hole at either the right or the left with the hole slightly slanted to the outdoor side 12 Room Air Conditioner Chassis Hook lt Type 1 gt Left rear piping lt Type 1 gt pd A 70mm Right rear piping Installation plate o 70mm e3 yla 133mm Left rear piping lt Type 2 gt Right rear piping WALL Indoor Outdoor FL Y 5 7mm 3 16 5 16 Installation Main cause for gas leakage is due to defect in flaring work Carry out correct flaring work in the following procedure Cutting Tubes 1 Use the piping kit accessory or the pipes purchased locally 2 Measure the distance between the indoor and the outdoor unit 3 Cut the pipes a little longer than measured distance 4 Cut the cable 1 5m 59 1in longer than the pipe length Burrs removal 1 Completely remove all burrs from the cut cross section of pipe tube 2 Put the end of the copper tube pipe in a downward direction as you remove burrs in order to avoid dropping burrs into the tubing Putting nut on e Remove flare nuts attached to indoor and outdoor unit then put them on pipe tube having completed b
17. hould be strong enough like concrete to prevent the sea wind from the sea e The height and width should be more than 150 of the outdoor unit e It should be keep more than 70 cm of space between outdoor unit and the windbreak for easy air flow Windbreak Sea wind 3 Select a well drained place 1 If you can t meet above guide line in the seaside installation please contact LG Electronics for the additional anticorrosion treatment 2 Periodic more than once year cleaning of the dust or salt particles stuck on the heat exchanger by using water Installation Manual 29 Memo 30 Room Air Conditioner P No MFL39817303 LG
18. ins on the air conditioner can cut your finger When installing in a wall Make sure the wall is strong enough to hold the unit s weight It may be necessary to construct a strong wood or metal frame to provide added support in a room Properly insulate any tubing run inside a room to prevent sweating that can cause dripping and water damage to wall and floors in moist or uneven locatinons Use a raised concrete pad or concrete blocks provide a solid level foundation for the outdoor unit This prevents water damage and abnormal vibration in an area with high winds Securely anchor the outdoor unit down with bolts and a metal frame Provide a suitable air baffle in a snowy area for Heat Pump Model Install the outdoor unit on a raised platform that is higher than drifting snow Provide snow vents When connecting refrigerant tubing e Keep all tubing runs as short as possible e Use the flare method for connecting tubing e Check carefully for leaks before starting the test run When servicing e Turn the power OFF at the main power box mains before opening the unit to check or repair electrical parts and wiring e Keep your fingers and clothing away from any moving parts e Clean up the site after you finish remembering to check that no metal scraps or bits of wiring have C been left inside the unit being serviced J Installation Manual 3 Safety Precautions E Safety Precaution
19. n may cause a fire Otherwise it may cause a fire indoor unit and the service and electrical shock or the failure of product panel of the outdoor unit are not attached securely it could result in a fire or electric shock due to dust water etc Ensure that an installation frame of the Do not disassemble or repair the product outdoor unit is not damaged due to use for a randomly long time lt may cause injury or an accident It will cause a fire or electrical shock 4 Room Air Conditioner Do not install the product at a place that there is concern of falling down e Otherwise it may result in personal injury E Operation Do not share the outlet with other appliances e It will cause an electric shock or a fire due to heat generation Take care so that the power cord may not be pulled during operation e Otherwise it may cause a fire or electrical shock Take the power plug out if necessary holding the head of the plug and do not touch it with wet hands e Otherwise it may cause a fire or electrical shock Do not allow water to run into electrical parts e Otherwise it may cause the failure of machine or electrical shock Do not step on the indoor outdoor unit and do not put anything on it e lt may cause an injury through dropping of the unit or falling down When the product is submerged into water always contact the service center e Otherwise it may cause a fire or electric
20. n the gas side service port and fasten the flare nut securely with an adjustable wrench This process is very important to prevent leakage from the system 5 Replace the valve caps at both gas and liquid side service valves and fasten them tight This completes air purging with a vacuum pump The air conditioner is now ready to test run 26 Room Air Conditioner Manifold valve CA C7 Lo Hi Ol Open Close o 4 Vacuum pump eam 1 Check that all tubing and wiring are properly connected 2 Check that the gas and liquid side service valves are fully open Prepare remote controller 1 Remove the battery cover by pulling it according to the arrow direction 2 Insert new batteries making sure that the and of battery are installed correctly 3 Reattach the cover by pushing it back into position NOTICE e Use 2 AAA 1 5volt batteries Do not use rechargeable batteries e Remove the batteries from the remote controller if the system is not used for a long time Settlement of outdoor unit 1 Anchor the outdoor unit with a bolt and nut e10mm 0 39in tightly and horizontally on a concrete or rigid mount 2 When installing on the wall roof or rooftop anchor the mounting base securely with a nail or wire assuming the influence of wind and earthquake 3 If the vibration of the unit is transmitted to the hose secure the unit with an anti vibration
21. o the wall by saddle or equivalent 24 Room Air Conditioner Seal small openings around pipings with D gum type sealant L TT LOUT l U Connecting cable S SS EST S Y RN Trap is required to prevent water from entering into electrical parts Seal a small opening around the pipings with gum type sealant S QS TOS gt N SS SUS Que Installation Air purging The air and moisture remaining in the refrigerant system have undesirable effects as indicated below 1 Pressure in the system rises 2 Operating current rises 3 Cooling or heating efficiency drops 4 Moisture in the refrigerant circuit may freeze and block capillary tubing 5 Water may lead to corrosion of parts in the refrigeration system Therefore after evacuating the system take a leak test for the piping and tubing between the indoor and outdoor unit Air purging with vacuum pump 1 Preparation e Check that each tube both liquid and gas side tubes between the indoor and outdoor units have been properly connected and all wiring for the test run has been completed Remove the service valve caps from both the gas and the liquid side on the outdoor unit Note that both the liquid and the gas side service valves on the outdoor unit are kept closed at this stage 2 Leak test e Connect the manifold valve with pressure gauges and dry nitrogen gas cylinder to this ser
22. of water on the evaporator 2 Ensure the water flows through the drain hose of the indoor unit without any leakage and goes out the drain exit Drain piping 1 The drain hose should point downward for easy drain flow 2 Do not make drain piping like the following Connecting area drain hose Leakage checking Downward slope Accumulated drain water Air Do not raise 0 4 0 4 4 Water Water leakage leakage Waving Tip of drain hose Less than dipped in water 50mm gap _ Fe 4 Water leakage Ditch Installation Manual 23 Installation Form the piping by wrapping the connecting portion of the indoor unit with insulation material and secure it with two kinds of vinyl tapes e If you want to connect an additional drain hose the end of the drain outlet should be routed above the ground Secure the drain hose appropriately In cases where the outdoor unit is installed below the indoor unit perform the following 1 Tape the piping drain hose and connecting cable from down to up 2 Secure the tapped piping along the exterior wall using saddle or equivalent In cases where the Outdoor unit is installed above the Indoor unit perform the following 1 Tape the piping and connecting cable from down to up 2 Secure the taped piping along the exterior wall Form a trap to prevent water entering the room 3 Fix the piping ont
23. pacity Pipe Size Standard Length Max Max Additional Refrigerant El B L hA Btu h GAS LIQUID m t emt att gilt 9k 12k 9 52 3 8 6 35 1 4 7 5 25 7 23 15 49 20 0 22 18k 12 7 1 2 6 35 1 4 7 5 25 7 23 15 49 20 0 22 24k 15 88 5 8 9 52 3 8 7 5 25 15 49 30 98 30 0 33 Indoor unit Outdoor unit Outdoor unit a Oil trap Se Outdoor unit Indoor unit Indoor unit If piping length is more than 5 m 16 4 ft A CAUTION Capacity is based on standard length and maximum allowance length is on the basis of reliability Oil trap should be installed every 5 7 meters 16 4 23 0ft Installation Manual 11 Installation The wall you select should be strong and solid enough to prevent vibration 1 Mount the installation plate on the wall with type A screws If mounting the unit on a concrete wall use anchor bolts Mount the installation plate horizontally by aligning the centerline using a level 2 Measure the wall and mark the centerline It is also important to use caution concerning the location of the installation plate routing of the wiring to power outlets is through the walls typically Drilling the hole through the wall for piping connections must be done safely lt Type 1 gt Distance mm in A B C D SE1 9k 12k 70 2 8 110 4 3 90 3 5 110 4 3 S8 18k 24k 100 3 9 122 4 8 240 9 5 122 4 8 Capacity Btu h 3 Install a
24. s To prevent the injury of the user or other people and property damage the following instructions must be followed E Be sure to read before installing the air conditioner E Be sure to observe the cautions specified here as they include important items related to safety E Incorrect operation due to ignoring instruction will cause harm or damage The seriousness is classified by the following indications x A WARNING This symbol indicates the possibility of death or serious injury CAUTION This symbol indicates the possibility of injury or damage to properties only N J E The meanings of the symbols used in this manual are as shown below Va A D Be sure not to do Q Be sure to follow the instruction N J AWARNING Installation Always perform grounding Don t use a power cord a For installation of the product plug or a loose socket which always contact the service is damaged center or a professional installation agency Otherwise it may cause e Otherwise it may cause a fire Otherwise it may cause a fire electrical shock or electrical shock electrical shock explosion or injury Securely attach the electrical Always install an air leakage Do not keep or use flammable part cover to the indoor unit breaker and a dedicated gases or combustibles near and the service panel to the switching board the air conditioner outdoor unit If the electrical part cover of the No installatio
25. the hooks are properly seated on the installation plate by moving it left and right 3 Press the lower left and right sides of the unit against the installation plate until the hooks engage into their slots clicking sound Installation Plastic bands Insulation material Hb eS 300 Connection Indoor pipe unit piping Vinyl tape Wrap with vinyl tape wide Pipe Vinyl tape narrow Connecting cable Pipe Drain hose Vinyl tape narrow Wrap with vinyl tape wide Piping for passage through piping hole Installation Manual 17 Installation A CAUTION Installation Information For left piping Follow the instruction below Good case e Press on the upper side of clamp and unfold the tubing to downward slowly Bad case e Following bending type from right to left may cause damage to the tubing 18 Room Air Conditioner Installation Outdoor Align the center of the pipings and sufficiently tighten the flare nut by hand Finally tighten the flare nut with torque wrench until the wrench clicks Outdoor unit Liquid side piping e When tightening the flare nut with torque Smaller diameter wrench ensure the direction for tightening follows the arrow on the wrench Gas side piping Outside diameter Torque Bigger diameter mm inch kgfm lbf ft 06 35 1 4 1 8 2 5 1
26. uit breaker Breaker 9k 12k 18k 24k or time delay fuse A 15 20 25 A CAUTION The power cord connected to the outdoor unit should be complied with the following specifications ETL recognized and CSA certified ot AWG A a 4 Grade Btu h 4 Power Power supply cable 208 230V 9 12 18k 24k MR A 14 12 On The power connecting cable connected to the indoor and outdoor unit should be complied with the following specifications ETL recognized and CSA certified aoe K AWG B pS n 5 Grade Btu h Connecting cable 208 230V Fower 9 12 18K 24k Wy l ip 18 Onr A CAUTION When using the separate wire as the power cord please fix the separate wire into the control box panel by using tie wrap as the fixture 20 Room Air Conditioner Outdoor 1 Remove the cover control from the unit by loosening the screw Connect the wires to the terminals on the control board individually as the following 2 Secure the cable onto the control board with the holder clamper 3 Refix the cover control to the original position with the screw Wiring Diagram OUTDOOR UNIT TERMINAL 1 L1 2 L2 1 L1 2 L2 3 w D es g wW aD GROUNDING LINE GROUNDING LINE POWER SUPPLY PHASE 1 230 208 VAC INDOOR UNIT TERMINAL 5P D Connecting cable
27. urr removal not possible to put them on after flaring work Flaring work 1 Firmly hold copper pipe in a Bar in the dimension shown in the table below x Slanted Hee Uneven Rough e Pipe Reamer De a Point down Flare nut Copper tube 2 Carry out flaring work with the flaring tool Bee lt Outside diameter A F mm inch mm 16 35 1 4 1 1 1 3 i 9 52 3 8 1 5 1 7 C 912 7 1 2 16 18 dci 0115 88 5 8 1 6 1 8 Clamp handle ae 19 05 3 4 1 9 2 1 arrow mark Installation Manual 13 Installation Check 1 Compare the flared work with the figure by 2 If a flared section is defective cut it off and do flaring work again Indoor 1 Prepare the indoor unit s piping and drain hose for installation through the wall 2 Remove the plastic tubing retainer see the illustration by and pull the tubing and drain hose away from chassis 3 Replace only the plastic tubing holder 1 not the holder 2 in the original position Smooth all round a Inside is shiny without scratches all round Improper flaring Inclined Surface Cracked Uneven damaged thickness For right rear piping 1 Route the indoor tubing and the drain hose in the direction of rear right 2 Insert the connecting cable into the indoor unit from the outdoor unit through the piping hole Do not connect th
28. vice port with charge hoses A CAUTION Be sure to use a manifold valve for air purging If it is not available use a stop valve for this purpose The Hi knob of the manifold valve must always be kept close e Pressurize the system to no more than 150 P S I G with dry nitrogen gas and close the cylinder valve when the gauge reading reached 150 P S I G Next test for leaks with liquid soap A CAUTION To avoid nitrogen entering the refrigerant system in a liquid state the top of the cylinder must be higher than its bottom when you pressurize the system Usually the cylinder is used in a vertical standing position Do a leak test of all joints of the tubing both indoor and outdoor and both gas and liquid side service valves Bubbles indicate a leak Be sure to wipe off the soap with a clean cloth 2 After the system is found to be free of leaks relieve the nitrogen pressure by loosening the charge hose connector at the nitrogen cylinder When the system pressure is reduced to normal disconnect the hose from the cylinder Indoor unit Manifold valve 1 Outdoor unit oe hose Nitrogen gas cylinder in vertical standing position Installation Manual 25 Installation Soap water method 1 Remove the caps from the 2 way and 3 way valves 2 Remove the service port cap from the 3 way valve 3 To open the 2 way valve turn the valve stem counterclockwise approximately
29. wise it may cause the failure of product E Operation Avoid excessive cooling and perform ventilation sometimes e Otherwise it may do harm to your health Do not use an appliance for special purposes such as preserving animals vegetables precision machine or art articles e Otherwise it may damage your properties 6 Room Air Conditioner Install the product so that the noise or hot wind from the outdoor unit may not cause any damage to the neighbors e Otherwise it may cause dispute with the neighbors Keep level parallel in installing the product e Otherwise it may cause vibration or water leakage Use a soft cloth to clean Do not use wax thinner or a strong detergent e The appearance of the air conditioner may deteriorate change color or develop surface flaws Do not place obstacles around the flow inlet or outlet e Otherwise it may cause the failure of appliance or an accident Introduction E Introduction A This symbol alerts you to the risk of electric shock This symbol alerts you to hazards that may cause harm to A the air conditioner hogg 0 2 This symbol indicates special notes Features Air Filter Front Panel Signal Receptor Air Intake Vents Connecting Wires U H cd pa A Air Outlet Vents Drain Hose Base Plate Installation Manual 7 Installation A Installation Read carefully and then follow step by step Type
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