Installation Manual
Contents
1. check that the compound meter indicates 76cmHg 1x10 Pa Pa Vacuum pump Low pressure valve 6 Turn the stem of the packed valve B about 45 counterclockwise for 6 7 seconds after the gas coming out then tighten the flare nut again Make sure the pressure display in the pressure indicator is a little higher than the atmosphere pressure 7 Remove the charge hose from the Low pressure charge hose 8 Fully open the packed valve stems B and A 9 Securely tighten the cap of the packed valve DRAIN PIPE CONNECTION Drain Pipe of The Indoor Unit Glue Drain pipe Drain Pipe Band for covering the pipe C1 Make sure the drain pipe is connected to the outdoor side downward O The hard polyvinyl chloride PVC plastic pipe external diameter 26 mm sold in the market is suitable for the attached soft drain pipe 1 Please connect the Soft Drain Pipe with the Drain Pipe then fix it with band O if you have to connect the Drain Pipe indoors to avoid condensing caused by air intake you must cover the pipe with heat insulation material polyethylene with Specific Gravity of 0 03 at least 9 mm in thickness and use Glue Band to fix it O After the Drain Pipe has been connected please check if the water drains out of the pipe efficiently and has no leakage Refrigerant Pipe and Drain Pipe should be heat insulated to avoid condensing and water dropping later on 7 CONNECTING THE ELECTRIC SYSTEM 1 WIRE CONNECTING2. 4 Reinstall the right side front panel to its original position after finishing the wire connection 5 Wiring connection must be done strictly according to the o Wiring Diagram located on the side panel of air conditioner front panel 6 Follow the instructions of wiring connection in this manual never attempt to modify the wiring by yourself Model B CAUTION Wrong wiring connections may cause some electrical parts to malfunction The air conditioner must be grounded well Connect the cable between the outdoor unit 1 Remove the front air inlet grille from the indoor unit by loosening the screws 2 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 3 Ensure the colour of wires of outdoor unit and the terminal Nos Are the same to the indoor s respectively 4 Secure the cable onto the control board with the holder Model Power supply Input Rated Amp Power Cord Size Switch Fuse lt 30000Btu h 32 25A gt 2 5mm 220 240V 50Hz 30000 48000Btu h or 63 50A 4mm gt 208 230V 60Hz gt 48000Btu h 63 50A gt 6mm 30000 48000Btu h 380 420V 50Hz 16 16A 1 5mm or gt 48000Btu h 380 420V 60Hz 32 25A 2 5mm NOTE The cable size and the current of the fuse or switch are determined by the maximum current indicated on the nameplate which located on the side panel of the unit Please
3. 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 fire or electrical shock 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 Wiring 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 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 single outlet with other electrical appliances Otherwise it will cause fire or electrical shock 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
4. sulfide gas 5 Aplace where there are high frequency machines such as wireless installation welding machine medical facility 6 Aplace of special environmental conditions 7 INSTALLATION INSTRUCTIONS 1 Indoor Unit 1 Anti falling To prevent the indoor unit from falling you must O Pay full attention to the unit because its long outer shape makes it easy to fall O Firmly fix the unit to the wall using 2 3 9 25 screws or in the ground by using 2 M8 screws fix the chassis on the ground to avoid accidental falling Safety Lock Screws Flat washer aes 1 R ag x25 Air Outlet lt lt enters Screw hole on the unit M8 Screws 2 Dismounting the air inlet grid Please take off the air inlet grid before connecting the pipes wires The grid is hitched by a loop inside To dismount the air inlet grid hold both sides of the grid and pull it up let it slant downwards until the loop become straight Then removing the screws fastened the loop with the grid and the grid goes free e Air inlet Grid 3 O Take the Pipe Clip off before connecting the pipes and wiring fit it when these finished O Use accessories 4 and 8 to connect the pipes wires on both sides and back side Pipe wire hole positions on both sides Drain Pipe Refrigerant drain Pipe hole 80 Wiring Hole 6 35 Reamer Joint Reamer Joint 7 Pipe wire hole posit
5. while in Heat mode 0 Ensure the space around the back and sides and the front of the unit O Take the air conditioner weight into account and select a place where noise and vibration are minimum 3 7 2 If the outdoor unit is to be installed on a roof or where no constructions are around you should avoid hard wind blows directly to the air outlet because it may cause trouble for air flow shortage For example Let the air outlet face a wall if there is one with a distance about 300 centimeters bet ween them Try to make the air outlet vertical to wind direction if it is known in the season you use the system Strong Wind Strong Wind In directions A leave open two of the three directions 3 Reserve enough space for installation maintenance and unit functioning Remove as many obstacles as possible nearby When the air in surface is facing a wall Wall or Obstacle 30 LL SS SP FS LL LL 230cm Air In gt 30cm Maintenance Air n Side gt 50cm Caution When the air out surface is facing a wall f Maintenance Air In Maintenance Side gt 300cm gt 50cm H O B UUA UOU fd fl fo Wall or Obstacle Installation in the following places may cause trouble If it is unavoidable to use in such places please consult with the dealer 1 Aplace full of machine oil 2 Asaline place such as coast 3 Hot spring resort 4 Aplace full of
6. 1 Remove the control board cover from the 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 Refix the control cover to the original position with the screw 5 Wiring connection must be done strictly according to the Wiring Diagram located on the side panel of air conditioner 6 Follow the instructions of wiring connection in this manual never attempt to modify the wiring by yourself CAUTION Wrong wiring connections may cause some electrical parts to malfunction The air conditioner must be grounded well 2 Wire connecting Brief Diagram for details refer to Wire connecting Diagram Note The power supply of the air conditioneris different according to the models Please refer to the WIRING DIAGRAM pasted onthe indoor and outdoor units before wire connection Note The power supply of the unit is subject to the wiring diagram above Note Some models is equipped with a cord having a plug So a wall outlet shall be properly installed 10 1 Wire connecting Remove the right side front panel from the unit 2 Connect the connective cables to the terminals as identified with their respective matched numbers on the terminal block of indoor and outdoor units Secure the cable onto the control board with the cord clamp
7. 1 on some 13 Putty models 1 14 Ratproof board 1 15 Installation manual 1 16 User s manual 1 17 Remote controller manual 1 18 Remote controller holder Optional 1 19 Self tapping Screw B ST2 9x10 Parts 2 20 Self tapping Screw ST3 9 x12 1 Refrigerant Pipe optional i capacity Btu h NO Name d lt 18000 21000 36000 36000 55000 21 Liquid Side Size Diam 6 35mm Diam 9 52mm Diam 12 7mm 22 Gas Side Size Diam 12 7mm Diam 15 8mm Diam 19 0mm e If there is any difference between the above table and the Packing List the Packing List shall prevail 7 SELECTING INSTALLATION PLACE 1 1 Indoor Unit e Ensure the spaces indicated by arrows from the wall ceiling fence or other obstacles e There should not be any heat source or steam near the unit e There should not be any obstacles blocking the air circulation e A place where air circulation in the room is good e A place where drainage can be easily done e Do not install the unit near the door way e 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 1 Please stand the unit in hard and flat ground OPlease reserve space for installation and maintenance wall or obstacle Ceiling Z gt 30 cm A min N min SS 4 vey em Front min A gt 200cm
8. 50cm min 50cm min NOTE All the pictures in this manual are for explanation purpose only They may be slightly different from the air conditioner you purchased depend on model The actual shape shall prevail 2 Please check the elevation difference between the indoor unit and the outdoor unit the length of the refrigerant pipe and the curved places bend of the pipe are no more than the following numbers Elevation difference no more than 10 M if the elevation difference between indoor and outdoor unit is more than 10 meters it is recommended that the outdoor unit be located lower than the indoor unit Pipe length no more than 20 M Bends no more than 5 places 1 2 Outdoor Unit The outdoor unit should be put in a position that guarantees the minimum space for sufficient air circulation and to allow maintenance work and the connections of electrical and refrigerant circuit lines It may be installed on a floor or flat roof or wall mounted provided its weight is properly supported and there is no transmission of vibration to the adjacent rooms 1 Before installing the outdoor unit you should O If an awning is built over the unit to prevent direct sunlight or rain be careful that heat radiation from the condenser is not obstructed O Select a place that is easy to connect indoor unit s pipe and electric wires 0 Avoid a place where combustible gas may leak or stay O Keep it in mind that water may drain out of the outdoor unit
9. Models V3MFI 24 V3MFO 24 Floor Standing Unit O inventor Installation Manual Your conditions English Thank you for choosing INVENTOR air conditioning system For correct use of inventor this unit please read this manual carefully and keep it for future Your conditions reference o J CONTENTS SAFETY PRECAUTIONS src occeticdeecectonsiccetterniderecctnerssectatneentteneens 1 ITEMS PACKED WITH THE UNIT nsssansssnssunnsnnnnnnnnnnnnnnnnnnnnunnnnnnnnn 2 SELECTING INSTALLATION PLACE cccceceeeeeeeeeeeeneeeeeeees 3 INSTALLATION INSTRUC TIONS ieee crccent cetesccewtnececessniatsccadscnssezest 5 CONNECTING THE ELECTRIC SYSTEM ssssssssssnnssnnnnnnnnennnnnnnne 10 TEST RUNNING ao rare cesses eases aed a aaa EE 12 Read This Manual Inside you will find many helpful hints on how to install and test the air conditioner properly All the illustrations and specifications in the manual are subject to change without prior notice for product improvement The actual shape should prevail N CAUTION e Contact an authorised service technician for repair or maintenance of this unit e Contact an authorised installer for installation of this unit e 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 e f the power cord is to be replaced replacement work shall be performe
10. chased in the market please make sure the heat insulation NOTE ee ae material is the same as what we supply at least 12mm in thickness Check whether the height drop between j f Pipe length the indoor unit and outdoor unit the length i i 7 Max Length Max drop of refrigerant pipe and the max height Model any of refrigerant height drop meet the following reqirements pipe m m R4104 _ lt 15000 25 10 inverter 215000 lt 24000 30 20 epli air f gt 24000 lt 36000 50 25 gt 36000 lt 60000 65 30 7 5 Air Purging When Using the Vacuum Pump For method of using a manifold valve refer to its operation manual 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 manifold 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 Manifold valve 5 After the evacuation is complete fully close the i i Ok handle Lo of the manifold valve and stop the 76cmHg 7 X operation of the vacuum pump Handle Lo 7 Handle Hi Make evacuation for 15 minutes or more and Charge hose Charge hose
11. d by authorised personnel only e 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 bya licensed electrician Be sure to use the correct rating and main circuit for the model to be installed e Incorrect installation due to ignoring ofthe instruction will cause harm or damage and the seri ousness is classified by the following indications warnine This symbol indicates the possibility of death or serious injury N C NcauTion This symbol indicates the possibility of injury or damage to property J The items to be followed are classified by the symbols O Symbol will background white denotes item that is PROHIBITED from doing WARNING 1 Engage dealer or specialist for installation If installation done by the user is defective it will cause water leakage electrical shock or fire 2 Install according to this installation instructions strictly If installation is defective it will cause water leakage electrical shock or fire 3 Use the attached accessories parts and specified parts for installation otherwise it will cause the set to fall water leakage electrical shock or fire 4 Install at a strong and firm location which is able to withstand the set s weight If the strength is not
12. he maintenance gap on he low pressure cut off valves of the outdoor unit Screw the nuts tightly on the maintenance gap after the air has been drained 3 To make the refrigerant pipe unblocked completely you should keep the cut off valves of the outdoor unit completely open after you have finished the above steps step1 or step 2 NOTE L Before screwing the reamer nut smear the pipe and the connecting surface with refrigerant oil O Check and make sure there is no leakage by soap water or leakage checker after connecting O Be sure the connecting joint on the indoor side is insulated g Use two wrenches to connecting the pipes Torque Wrench a Spanner Indoor unit aa AMMNNTNNUAMTNTATTATANATATANY Outdoor unit 4 Filling Refrigerant The correct refrigerant quantity filled in the 5 meter long pipe of the outdoor unit is marked on the Product Data Plate If you have to use longer pipe for every meter plus pipe the refrigerant should be added according to the following calculation Connective Air purging pipe length method Additional amount of refrigerant to be charged Use vacuum Less than 5m pump Use vacuum Liquid side 6 35 Liquid side 9 52 Liquid side 12 7 More than 5M pump R22 Pipe length 5 x15g m R22 Pipe length 5 x30g m R22 Pipe length 5 x60g m R410A Pipe length 5 x15g m R410A Pipe length 5 x30g m R410A Pipe length 5 x60g m If you are using a pipe pur
13. ion on back side Pipe wire hole position on the bottom pte Refrigerant drain Hole 35 Pipe hole Pipe hole 2 Outdoor Unit O Ship the air conditioner to the installation place originally packed 3 Be careful while hanging the unit because the center of gravity of the unit is not centralized 1 Do not make the angle of inclination more than 45 degrees while shipping Avoid horizontal storage O Be sure the electric insulation work is well done if installed on metal ceiling wall Deep Base Wide enough O Fix the unit feet with bolts M10 M8 Be sure the unit is fixed strongly enough to against blast or earthquake 0 Make a concrete basement to the unit by the above references Outdoor unit dimension Mounting dimensions mm WxHxD A mm B mm 810x558x310 549 325 845x700x320 560 335 900x860x315 590 333 990x965x345 624 366 900x1170x350 590 378 938x1369x392 634 404 REFRIGERANT PIPE CONNECTION The refrigerant pipe and the drain pipe should be heat insulated to avoid condensing and water dropping A reamer joint is adopted to connect the indoor unit with the outdoor unit The refrigerant pipe is used to connect indoor and outdoor units showed as below QO The bendable pipe must not be curved Polythene pipe NA for more than 3 times Heat insulation cover let N 1 Cover all exposed reamer joint pipes and AS e
14. it D Caution check point A A Lo packed valve B Hi packed valve C and D are ends of indoor unit connection Scenes ll i Outdoor unit check point Caution in Handling the Packed Valve OOpen the valve stem until it hits against the stopper Do not try to open it further OSecurely tighten the valve stem cap with a spanner or the link Flare nut Outdoor unit Refrigerant Indoor unit ni A Gas Side C Stopper Liquid Side D Cap gt x f Valve body j X Packed valve Valve stem Notes for the bendable pipe O The bendable pipe should be used on the indoor side 2 Bend angel may not exceed 90 degrees O The bend location should be made on the center of the pipe if possible as for bend radius the bigger the better O The bendable pipe may not be bent for more than 3 times Bend the thin pipe O While bending expose the pipe by cutting the concave gap on the bending heat insulation pipe roll it with soft band after bent O To avoid pipe deformation the radius is the bigger the better O Use a pipe bending device to make the compact bending pipe Use thumb to curve the pipe l Untie the pipe make is straight Min Radius 100 mm 2 Using bronze pipe selling in market Completely shut the cut off valves of the outdoor unit as ex work status After the refrigerant pipe has been connected with both the indoor and outdoor unit let the air exhaust out from t
15. n control panel the unit will begin TEST RUNNING operation Check if all the functions works well while in testing operation Especially check whether the water drainage of indoor unit is smoothly or not Press the TEST RUNNING button again till the operation indicator turns dark after finishing the test operation and the unit stops operation NOTE 1 2 3 Please pay attention to the surroundings environmental temperature direct sunlight rain etc We consider the minimal size of the metal core as the wire size So it is recommended you adopt a thicker one as the power conducting wire so as to avoid power decrease Connect the grounded wire to both indoor and outdoor units 4 This table is just an on site wire connecting example For details please refer to relative Th National criteria e length of the power wire and connecting wire which connects the indoor unit to the outdoor unit The figure given below shows a suitable length Distance between indoor outdoor unit ap 00cm 120cm Pa Indoor Unit Outdoor Unit Entrance Entrance i of the Indoor Unit of the outdoor Unit 1 i i i 1 1 i i 1 i T i i i 1 1 i 1 1 12
16. refer to the nameplate before selecting the cable fuse and switch 11 7 NOTE 1 2 3 4 5 Please pay attention to the surroundings environmental temperature direct sunlight rain etc We consider the minimal size of the metal core as the wire size So it is recommended you adopt a thicker one as the power conducting wire so as to avoid power decrease Connect the grounded wire to both indoor and outdoor units This table is just an on site wire connecting example For details please refer to relative National criteria 3 Electrical safety check Perform the electric safe check after completing installation 1 Insulated resistance The insulated resistance must be more than 2M 2 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 4Q 3 Electrical leakage check performing during test running 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 TEST RUNNING Perform test running operation after finishing gas leak and electrical safety check The test operation time should last more than 30 minutes 1 2 Turn on the unit Press the TEST RUNNING button o
17. refrigerant pipes with heat insulation material Bendable i Reamer Joint Outdoor Unit T 7 1 Connecting Of Refrigerant Pipe 1 Only the correctly installing of indoor and outdoor unit done can the refrigerant pipe be connected 2 The cut off valves are completely closed before ex work Before connecting the refrigerant pipe be careful to check whether the valves are completely close 3 The connecting procedure of refrigerant pipe first unscrew the two valves on the outdoor unit and the pipe jointing nut on the indoor unit please keep them care fully Please connect the refrigerant pipe according to the manual the pipe jointing nut should be screw tightly and no leakage Note you need two wrenches to make balance 4 When the connecting of refrigerant pipe is finished before power on the system you should vacuum the indoor unit through the maintenance port on the cut off valves or open the high pressure valve and exhaust the air through the maintenance port on the low pressure valve closed It will take about ten seconds Then screw tightly the maintenance port When supplement the refrigerant fill through the maintenance port of the low pressure valves on the outdoor unit 5 Open all the valves completely before power on the system or it will be sick for low efficiency 6 Gas leak check Make sure no gas from connections with leak detector or soap water Indoor un
18. 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 4 The appliance shall be installed in accordance with national wiring regulations 5 Do not operate your air conditioner in a wet room such as a bathroom or laundry room 6 An all pole disconnection device which has at least 3mm clearances in all poles and have a leakage current that may exceed 10mA the residual current device RCD having a rated residual operating current not exceeding 30mA and disconnection must be incorporated in the fixed wiring i accordance with the wiring rules J ITEMS PACKED WITH THE UNIT Before installing please check the available accessories according to the list given below Please carefully keep the temporarily useless parts NO Part Name Quantity Illustrations 4 Safety Lock 1 9 2 Self tapping Screw 3 9 x 25 2 Qe 3 Flat Washers 2 4 Bushing Sleeve Cover 1 oe 5 Sound Heat Insulation Sleeves 2 6 Seal ring 1 7 Drain joint 1 8 Band on some 2 9 Drain Hose models 1 fo 10 Remote Battery 2 11 Remote Control 1 12 Connection Cables
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