Installation Manual.cdr
Contents
1. Main cause for refrigerant leakage Vv xX xX x is due to defect in the flaring work 5 Ka Oblique i da Burr Carry out correct flaring work m w using the following procedure gt HH ag H A Cut the pipes and the cable 1 Use the piping kit accessory or pipes Fig 15 purchased locally 2 Measure the distance between the indoor and the outdoor unit 3 Cut the pipes a little longer than the measured distance 4 Cut the cable 1 5m longer than the pipe length Pipe B Burr removal Reamer 1 Completely remove all burrs from the cut cross section of pipe tube Point down 2 Put the end of the copper tube pipe ina downward direction as you remove burrs in order to avoid dropping burrs into the tubing O C Putting nut on Remove flare nuts attached to indoor and outdoor unit then put them on pipe tube having completed burr removal not possible to put them on after flaring work D Flaring work Firmly hold copper pipe in a die in the dimension shown in the table below Outer diam A mm mm Max Min p 6 35 1 3 0 7 b 9 52 1 6 1 0 b 12 7 1 8 1 0 Tightening Connection e Align the center of the pipes e Sufficiently tighten the flare nut with fingers and then tighten it with a spanner and torque wrench as shown Caution Excessive torque can break nut depending on installation conditions Electrical work Electric safety regulations for the initial Installation2. 1 If there is serious safety problem about the power supply the technicians should refuse to install the air conditioner and explain to the client until the problem is solved 2 Power voltage should be in the range of 90 110 of rated voltage 3 The creepage protector and main power switch with a 1 5 times capacity of Max Current of the unit should be installed in power circuit 4 Ensure the air conditioner is grounded well 5 According to the attached Electrical Connection Diagram located on the panel of the outdoor unit to connect the wire 6 All wiring must comply with local and national electrical codes and be installed by qualified and skilled electricians 7 An individual branch circuit and single receptacle used only for this air conditioner must be available ELECTRICAL WORK Flare nut Copper tube G Fig 18 A Indoor unit tubing Flare nut Pipings Fig 19 Outer Tightening Additional tightening diam torque N cm torque N cm 1570 1960 6 35 460kgf cm 200kgf cm 2940 3430 9 52 300kgf cm 350kgf cm 4900 5390 12 7 500kgf cm 550kgf cm Model Power supply Input Rated Amp Switch Fuse lt 12000Btu h 220 240V 50Hz 10A 15A or gt 12000Btu h 220 230V 60Hz 16A Minimum norminal cross sectional area of conductors Rated current of appliance Nominal cross sectional area A mm gt 3 and lt 6 0 75 gt
3. 6 and lt 10 1 gt 10 and lt 16 1 5 gt 16 and lt 25 2 5 NOTE The supply voltage must be consistent with the rate voltage of the air conditioner O p ELECTRICAL WORK Connect the cable to the indoor unit NOTE Before performing any electrical work turn off the main power to the system 1 The inside and outside connecting cable can be connected without opening the front panel 2 Remove the front cover on chassis and front cover of frame as shown in Fig 20 Then remove the terminal board cover by loosening the screw 3 Connecting cable between indoor unit and outdoor unit shall be approved polychloroprene shea thed flexible cord type designation HO7RN F or heavier cord Ensure the colour of wires of outdoor unit and the terminal Nos are the same to the indoor s respectively 4 Wrap those cables not connected with terminals with insulation tapes so that they will not touch any electrical components Secure the cable onto the control board with the cord clamp Terminal block of indoor unit Hold here by nanc and Cooling only type Cooling amp heating type loosen the TAEA screw F2N3 4 Fane CENEHE L oye TT J OTN To outdoor unit To outdoor unit To outdoor unit Pull it Terminal board downwards cover Fig 20 Front cover Pa 6 of frame Press here to Front cover disengage the hook from the unit pull it downwards to remove the cover on chassis Connect the
4. cable to the outdoor unit 1 Remove the electrical control board cover from the outdoor unit by loosening the screw 2 Connect the connective cables to the terminals as identified with their respective matched numbers on the terminal block of indoor and outdoor units 3 Secure the cable onto the control board with the cord clamp 4 To prevent the ingress of water from a loop of the connective cable as illustrated in the installation diagram of indoor and outdoor units 5 Insulate unused cords conductors with PVC tape Process them so they do not touch any electrical or metal parts Terminal block of outdoor unit Cooling only type Cooling amp heating type CENEJE 1 i ann ce RES See epee Oe To indoor unit To indoor unit To outdoor unit Fig 21 AIR PURGING CAUTION s After the confirmation of the above 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 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 3 Specification of power source 4 Confirm that electrical capacity is suffi
5. when the remote controller is disable or maintenance necessary Hold the panel sides and lift the panel up to an angle until it remains fixed with a clicking sound Press the Manual control button to select the AUTO or COOL the unit will operate under Forced AUTO or COOL mode see User Manual for details 4 The test operation should last about 30 minutes Manual control o AUTO COO button CS 421 I 2200018059
6. Before using your air conditioner please read this manual carefully and keep it for future reference SPLIT TYPE ROOM AIR CONDITIONER EN OA NAL e Please read this installation manual completely before installing the product e f the power cord is damaged replacement work shall be performed by authorised personnel only Installation work must be performed in accordance with the national wiring Standards by authorised personnel only Contact an authorised service technician for repair maintenance or installation of this unit CONTENTS SAFETY PRECAUTIONS WANING E E E A E E O EE A 2 daadmpeatecenimaucn ie ncaaiuhuantdeaiys 2 CUION essasi onnan aaa aa eaa a EAA E a aa Ea e a E a A AE AA 2 INSTALLATION INSTRUCTIONS Selecting Installation PlaG xowwsisisceeceieiarvicecesaeesauacgeceiuiavidansesataceeang se kbananeeeeseave tasteaeeieearibensteetects 3 ACCESSOMIES tinwccts cxdslinseiocedecmcdiancicaed ne aaa a Ea a aa a e a aaa 4 indoor GAIT IMS TAN ATION siers A E a S a aE e a E E ET AANE AA 5 gu utdoor unit IMNSTANATOM cssescdicndensaccnsdeadunadvdaetaneseanivaaslngccsanlaceus ands A E E E A Aa a E EATA 7 REFRIGERANT PIPE CONNECTION Refrigerant Pipe CONMECHON sheers aaa e a aaa A a atiae aia AE A 8 ELECTRICAL WORK Electical WOLK ius anen a a a a aR E a A RA 9 AIR PURGING Air purging with VACUUM PUMP ccccceeeeeceeeeeeeeeeeeeceeeeeeaeeeeecaeeeesaeeeeeeeeeeeeeaeeseesaeeeeaeeeeesaees 11 Safety and le
7. akage Chock iwisescecesteiceceeadtcsedeleeniied AEE E a aAA EAE E ETE N 13 TEST RUNNING TeSt rUNNIN serron aonr aE NE A O NAO E EA a 13 Read This Manual Inside you will find many helpful hints on how to install and test the air conditioner properly All the illustrations are for explanation purposes only the actual shape of the air conditioner you purchased may be slightly different the actual shape shall prevail Z CAUTION e Contact an authorised service technician for repair or maintenance of this unit e Contact an authorised installer for installation of this unit The air conditioner is not intended for use by young children or infirmed persons without supervision e Young children should be supervised to ensure that they do not play with the air conditioner If the power cord is to be replaced replacement work shall be performed by authorised personnel only Installation work must be performed in accordance with the national wiring Standards by authorised personnel only SAFETY PRECAUTIONS Read the follow SAFETY PRECAUTIONS carefully before installation Electrical work must be installed by a licensed electrician Be sure to use the correct rating of the power plug and main circuit for the model to be installed e Incorrect installation due to ignoring of the instruction will cause harm or damage and the seri ousness is classified by the following indications A WARNING This symbol indicates th
8. ce so that the warm air and noise from the air conditioner do not disturb neighbors Rooftop installation If the outdoor unit is installed on a roof structure be sure to level the unit Ensure the roof structure and anchoring method are adequate for the unit location Consult local codes regarding rooftop mounting If the outdoor unit is installed on roof structures or external walls this may result in excessive noise and vibration and may also be classed as anon serviceable installation Tools needed for installation Level gauge Hexagonal wrench 4mm Screwdriver Gas leak detector Electric drill Hole core drill 65mm Vacuum pump Flaring tool set Gauge manifold Specified torque wrenches 1 8kgf m Users manual 4 2kgf m 5 5kgf m 6 6kgf m Thermometer different depending on model No Multimeter Spanner half union Pipe cutter Measuring tape INSTALLATION INSTRUCTIONS Accessories Number Name of Accessories Q ty 1 Installation Plate 1 2 Clip Anchor 8 3 Self tapping Screw A ST3 9X25 8 4 Seal See Page 8 for details 1 5 Drain Joint See page 8 for details 1 Liquid side P 6 35 Parts you must Connecting purchase Aminimum 6 pipeAssembly Gas side lt p 9 52 lt 12000Btu h model pipe wall thickness lt 12 7 12000Btu h model of 0 7mm is required Remote controller 1 Self tapping Screw B ST2 9X10 2 9 Remote controller holder 1 Note Except th
9. cient 5 See to that the starting voltage is maintained at more than 90 percent of the rated voltage marked on the name plate 6 Confirm that the cable thickness is as specified in the power source specification 7 Always install an earth leakage circuit breaker in a wet or moist area 8 The following would be caused by voltage drop 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 fixed wiring and have an air gap contact separation of at least 3mm in each active phase conductors Air purging Air and moisture in the refrigerant system have undesirable effects as indicated below Pressure in the system rises Operating current rises Cooling or heating efficiency drops Moisture in the refrigerant circuit may freeze and block capillary tubing Water may lead to corrosion of parts in the refrigeration system Therefore the indoor unit and tubing between the indoor and outdoor unit must be leak tested and evacuated to remove any noncondensables and moisture from the system Air purging with vacuum pump e Preparation 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 l
10. d valve 4 Operate the vacuum pump to evacuate After starting evacuation slightly loose the flare nut of the Lo valve on the gas pipe side and check that the air is entering Operation noise of the vacuum pump changes and a compound meter indicates 0 instead of minus 5 After the evacuation is complete fully close the Manifold valve handle Lo of the manifold valve and stop the Pee mear I r sure gauge operation of the vacuum pump Make evacuation for 15 minutes or more and check that the compound meter indicates 76cmHg 1x10 Pa 6 Turn the stem of the packed valve B about 45 a counterclockwise for 6 7 seconds after the gas coming out then tighten the flare nut again Make trrvr7 sure the pressure display in the pressure indicator Low pressure valve is a little higher than the atmosphere pressure Fig 24 7 Remove the charge hose from the Low pressure charge hose Fully open the packed valve stems B and A 9 Securely tighten the cap of the packed valve Vacuum pump o TEST RUNNING Safety and leakage check Electrical safety check Perform the electric safe check after completing installation 1 Insulated resistance The insulated resistance must be more than 2M 2 Grounding work After finishing grounding work measure the grounding resistance by visual detection and grounding resistance tester Make sure the grounding resistance is less than 42 3 Electrical leakage check performing during test r
11. e Fit the Installation Plate and drill holes in the wall according to the wall structure and corre sponding mounting points on the installation plate Dimensions are in mm unless otherwise stated t 150mm or more to ceiling f Installation plate 150mm or more to ceiling Indoor unit outline Indoor unit outline Installation plate l e moraa Wall 120mm or 120mm or more to wall 45 90 i i more to in more to wall gt L gt 148 2 i t Left rear side i o 7 ht id H refrigerant pues z H s egeret o pipe hole o65 780 4 pipa e hole 665 i pipe hole 65 5 1 2 16000BtUth del lt 12000Btu h model A 710 B 250 lt tuhimodel 12000Btu h model A 790 B 265 t 150mm or more to ceiling Installation plate Indoor unit outline 120mm or i i aoe to wall more to wai Right refrigerant Left refrigerant pipe noie amp pipe hole 65 216000Btu h model Fig 5 2 Drill a hole in the wall Wall 1 Determine hole positions according to ind Outdoor the diagram detailed in Fig 5 Drill neecr one 1 hole p 65mm slanting slightly Ls to outdoor side oe i 2 Always use wall hole conduit when E drilling metal grid metal plate or the like ai Fig 6 INSTALLATION INSTRUCTIONS 3 Connective Pipe and Drainage Installation Drainage 1 Run the drain hose sloping downward Do not install the drain hos
12. e above parts provided the other parts needed during installation you must purchase CAUTIO Ensure that the space around the left and right of the indoor unit is more than 12cm The indoor unit should be installed allowing a minimum clearance of 15cm from the ceiling Use a stud finder to locate studs to prevent unnecessary damage to the wall e A minimum pipe run of 3 metres is required to minimise vibration amp excessive noise The indoor unit should be installed on the wall at a height of 2 3 metres or more from the floor e Two ofthe A B and C directions should be free from obstructions Remote Controller a ra Self tapping screw B ST2 9x10 C H EN aS Or oOo 66 Remote controller SZ holder Loop the connective cable This illustration is for explanation purposes only Copper lines must be insulated independently Fig 3 p INSTALLATION INSTRUCTIONS Indoor unit installation 1 Fit the Installation Plate 1 Fit the installation plate horizontally on structural parts of the wall with spaces around the installation plate 2 If the wall is made of brick concrete or iy il ir the like drill eight 8 5mm diameter holes I I ff x Correct orientation of Installation Plate in the wall Insert Clip anchor for appropriate mounting screws 3 Fit the installation plate on the wall with eight Fig 4 8 type A screws 1g Not
13. e as illustrated below a 1 Do not put the end of Do not block water flow by a rise drain hose into water Fig 7 2 When connecting extension drain hose insulate the connecting part of extension drain hose with a shield pipe do not let the drain hose slack Connective pipe 1 For the left hand and right hand piping remove the pipe cover from the side panel e Explain to clients that the pipe cover must be kept as it may be used when relocate the air conditioner to any other place 2 For the rear right hand and rear left hand piping install the piping as shown Bend the connective pipe to be laid at 43mm height or less from the wall 3 Fix the end of the connective pipe Refer to Tightening Connection in REFRIGERANT PIPING CONNECTION Right hand piping Rear right piping Indoor unit outline Connective pipe Left hand piping Slid Part cover Y Rear left piping Fig 8 4 Indoor unit installation Upper Hook 1 Pass the piping through the hole in the wall 2 Put the upper claw at the back of the indoor unit on the upper hook of the installation plate move the indoor unit from side to side to see that it is securely hooked 3 Piping can easily be made by lifting the indoor unit with a cushioning material between the indoor unit and the wall Get it out after finish piping 4 Push the lower part of the indoor unit up on the wall Then move the indoor un
14. e possibility of death or serious injury A CAUTION This symbol indicates the possibility of injury or damage to property The items to be followed are classified by the symbols Symbol with background white denotes item that is PROHIBITED from doing Z WARNING N 1 Engage dealer or specialist for installation If installation done by the user is defective it will cause water leakage electrical shock fire 2 Install according to this installation instructions strictly If installation is defective it will cause water leakage electrical shock fire 3 Use the attached accessories parts and specified parts for installation otherwise it will cause the set to fall water leakage electrical shock fire 4 Install at a strong and firm location which is able to withstand the set s weight If the strength is not enough or installation is not properly done the set will drop and cause injury 5 For electrical work follow the local national wiring standard regulation and this installation instructions An independent circuit and single outlet must be used If electrical circuit capacity is not enough or defect found in electrical work it will cause electrical shock fire 6 Use the specified cable and connect tightly and clamp the cable so that no external force will be acted on the terminal If connection or fixing is not perfect it will cause heat up or fire at the connection 7 W
15. e that condensation drainage can be conveniently routed away Do not install near a doorway Ensure that the space on the left and right Fig 1 of the unit is more than 12cm Use a stud finder to locate studs to prevent unnecessary damage to the wall The indoor unit should be installed on the wall at a height of 2 3 metres or more from the floor The indoor unit should be installed allowing a minimum clearance of 15cm from the ceiling Any variations in pipe length will may require adjustment to refrigerant charge There should not be any direct sunlight Otherwise the sun will fade the plastic cabinet and affect its appearance If unavoidable sunlight prevention should be taken into consideration More than 12cm More than 12cm gt More than 2 3m Outdoor unit More than30cm If an awning is built over the outdoor unit to prevent direct sunlight or rain exposure More than30cm make sure that heat radiation from the condenser is not restricted Ensure that the clearance around the back of the unit is more than 30cm and left side is more than 30cm The front of the unit should have more than 200cm of clearance and the More than 200cm connection side right side should have more than 60cm of clearance More than 60cm e Do not place animals and plants in the path of the air inlet or outlet Take the air conditioner weight into account and select a place where noise and vibration will not be an issue Select a pla
16. iquid 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 Pipe length and refrigerant amount Connective Air purging pipe length method Additional amount of refrigerant to be charged Use vacuum Less than 5m pump Use vacuum R22 Pipe length 5 x30g m More than 5m pump R410A Pipe length 5 x20g m AIR PURGING When relocate the unit to another place perform evacuation using vacuum pump Make sure the refrigerant added into the air conditioner is liquid form in any case Not applicable to the units with R22 Caution in handling the packed valve Open the valve stem until it hits against the stopper Do not try to open it further e Securely tighten the valve stem cap with aspanner or the like Valve stem cap tightening torque See Tightening torque table in previous page Flare nut Refrigerant Outdoor ne unit A Gas side a Liquid side D fa Valve body Packed valve Half union Valve stem Fig 22 Fig 23 When Using the Vacuum Pump For method of using a manifold valve refer to its operation manual 1 Completely tighten the flare nuts A B C D connect the manifold valve charge hose to a charge port of the low pressure valve on the gas pipe side 2 Connect the charge hose connection to the vacuum pump 3 Fully open the handle Lo of the manifol
17. iring routing must be properly arranged so that control board cover is fixed properly If control board cover is not fixed perfectly it will cause heat up at connection point of terminal fire or electrical shock 8 When carrying out piping connection take care not to let air substances other than the specified refrigerant go into refrigeration cycle Otherwise it will cause lower capacity abnormal high pressure S in the refrigeration cycle explosion and injury 9 Do not modify the length of the power supply cord or use of extension cord and do not share the S single outlet with other electrical appliances Otherwise it will cause fire or electrical shock Z CAUTION 1 This equipment must be earthed and installed with earth leakage current breaker It may cause electrical shock if grounding is not perfect 2 Do not install the unit at place where leakage of flammable gas may occur In case gas leaks and accumulates at surrounding of the unit it may cause fire 3 Carry out drainage piping as mentioned in installation instructions If drainage is not perfect water may enter the room and damage the furniture o D INSTALLATION INSTRUCTIONS Selecting installation place Read completely then follow step by step More than 15cm Indoor unit Do not expose the indoor unit to heat or steam g Select a place where there are no obstacles C in front or around the unit r gt Make sur
18. it from side to side up and down to check if it is hooked securely Lower Hook Cushioning material Q 5 Piping and wrapping INSTALLATION INSTRUCTIONS Bundle the tubing connecting cable and drain hose with tape securely Indoor unit Ponding box evenly as shown in Fig 11 Connective Because the condensed water from rear cable Pipe room of the indoor unit is gathered in ponding EN Connective box and is piped out of room Do not put Ge pipe anything else in the box O Wrapping belt Drain hose CAUTION Connect the indoor unit first then the outdoor unit e Do not allow the piping to let out from the back of the indoor unit Be careful not to let the drain hose slack Heat insulated both of the auxiliary piping e 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 e Never intercross nor intertwist the power wire with any other wiring Run the drain hose sloped downward to drain out the condensed water smoothly Outdoor unit installation Outdoor installation precaution Install the outdoor unit on a rigid base to prevent increasing noise level and vibration e Determine the air outlet direction where the discharged air is not blocked e In the case that the installation place is exposed to strong wind such as a seaside make sure the fan operating properly by putting the unit le
19. ngthwise along the wall or using a dust or shield plates e Specially in windy area install the unit to prevent the admission of wind e f need suspending installation the installation bracket should accord with technique requirement in the installation bracket diagram The installation wall should be solid brick concrete or the same intensity construction or actions to reinforce damping supporting should be taken The connection between bracket and wall bracket and the air conditioner should be firm stable and reliable e Be sure there is no obstacle which block radiating air REFRIGERANT PIPE CONNECTION Settlement of outdoor unit Anchor the outdoor unit with aboltandnut 6100r 08 tightly and horizontally on a concrete or rigid mount Outdoor unit dimension Mounting dimensions mm WxHxD A mm B mm 700x535x235 458 250 685x430x260 460 276 Fig 13 780x540x250 549 276 760x590x285 530 290 845x695x335 560 335 Drain joint installation A Fit the seal into the drain elbow then insert the drain joint into the base pan hole of Drain joint Base pan hole of outdoor unit rotate 90 to securely assemble outdoor unit them Connecting the drain joint with an extension drain hose Locally purchased a a in case of the water draining off the outdoor unit ae during the heating mode Fig 14 Refrigerant pipe connection 1 Flaring work
20. unning During test operation after finishing installation the serviceman can use the electroprobe and multimeter to perform the electrical leakage check Turn off the unit immediately if leakage happens Check and find out the solution ways till the unit operate properly Gas leak check 1 Soap water method indoorunt ell ile Apply a soap water or a liquid neutral detergent check point q on the indoor unit connection or outdoor unit S connections by a soft brush to check for leakage Cover A of the connecting points of th piping If bubbles come out the pipes have leakage 2 Leak detector Outdoor unit Use the leak detector to check for leakage alae B CAUTION A Lo packed valve B Hi packed valve C and D are ends of indoor unit connection Fig 25 Test running Perform test operation after completing gas leak check at the flare nut connections and electrical safety check e Check that all tubing and wiring have been properly connected Check that the gas and liquid side service valves are fully open 1 Connect the power press the ON OFF button on the remote controller to turn the unit on 2 Use the MODE button to select COOL HEAT AUTO and FAN to check if all the functions works well 3 When the ambient temperature is too low lower than 17 C the unit cannot be controlled by the remote controller to run at cooling mode manual operation can be taken Manual operation is used only
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