Installation manual for MSV1
Contents
1. Outdoor unit Mounting dimensions Model dimension Btu h WxHxD A B 9000 12000 33 x23 x11 21 11 18000 33 x27 x13 22 13 24000 35 x34 x13 23 43 Drain joint installation Fit the seal into the drain elbow then insert the drain joint into the base pan hole of outdoor unit rotate 90 to securely assemble them Connecting the drain joint with an extension drain hose Locally purchased in case of the water draining off the outdoor unit during the heating mode Refrigerant pipe connection 1 Flaring work Main cause for refrigerant leakage is due to defect in the flaring work Carry out correct flaring work using the following procedure A Cut the pipes and the cable 1 Use the piping kit accessory or pipes 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 5ft 1 5m longer than the pipe length B Burr removal Completely remove all burrs from the cut cross section of pipe tube 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 Air outlet Fig 14 Base pan hole of outdoor unit EAS Drain pipe Fig 15 y x A iaa g ee Burr E Fig 16 Reamer Fig 17 7 ELECTRICAL WORK C Putting nut on Flare nut D Flaring work Ti2. 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 6 3 5ft 2m or more from the floor The indoor unit should be installed allowing a minimum clearance of 6in 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 Outdoor unit z i More than 12in 30cm If an awning is built over the outdoor unit to prevent direct sunlight or rain exposure Nioie than make sure that heat radiation from the 12in 30cm condenser is not restricted Ensure that the clearance around the back of the unit is more than 12in 30cm and left side is more than 12in 30cm The front of the unit should have more than 79in 200cm of More than clearance and the connection side right side een should have more than 24in 60cm of clearance 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 place so that the warm air and noise from the air conditioner do not disturb neighbors More than 24in 60cm Rooftop installation If the outdoor unit is installed on a roof structure be s
3. If they are loose it could cause burn out of the wires 3 Specification of power source 4 Confirm that electrical capacity is sufficient 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 Preparation Check that each tube both liquid and gas side tubes between the indoor and outdoor units have been p
4. Operate the vacuum pump to evacuate After starting evacuation slightly loose theflare 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 handle Lo of the manifold valve and stop the 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 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 andA 9 Securely tighten the cap of the packed valve AIR PURGING Refrigerant Outdoor Indoor unit A __ unit Gas side Cc gt lt Liquid side _ D gt K fs Packed valve Half union Fig 24 Flare nut Stopper Cap St Valve body QI Valve stem Fig 25 Manifold valve Compound meter Pressure gauge Handle Lo Charge hose gt yw Vacuum pump om Low pressure valve Fig 26 7 TEST RUNNING Safety and leakage check Electrical safety check Perform the electric safe check after completing installation 1 Insulated resist
5. lowest side of the bundle Locating at the upper side can cause drain pan to overflow inside the unit Never intercross nor intertwist the power wire with any other wiring e Run the drain hose sloped downward to drain out the condensed water smoothly Outdoor unit installation Outdoor installation precaution e 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 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 lengthwise along the Fig 13 wall or using a dust or shield plates f e Specially in windy area install the unit to prev ent the admission of wind If need suspending installation the installation bracket should accord with technique requirement in the installation bracket diagram e 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 a bolt and nut 10 or 8 tightly and horizontally on a concrete or rigid mount
6. 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 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 D 3 Carry out drainage piping as mentioned in installation instructions If drainage is not perfect water may enter the room and damage the furniture x J INSTALLATION INSTRUCTIONS Selecting installation place Read completely then follow step by step Indoor unit j More than 6in 15cm Do not expose the indoor unit to heat or steam Metan snore den Select a place where there are no obstacles gt in front or around the unit l Make sure that condensation drainage can More than 6 3 5ft 2 0m 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 5in
7. to prevent unnecessary damage to the wall e A minimum pipe run of 10ft 3m is required to minimise vibration amp excessive noise e Two ofthe A B and C directions should be free from obstructions Additional drain pipe Mounting screw B ST2 9x10 C H Remote controller o D kz T 5 a 5 D ME EEEEEBEEE K Loop the gy connective This illustration is for explanation purposes only Copper lines must be insulated independently O p INSTALLATION INSTRUCTIONS Indoor unit installation Correct orientation 1 Fit the Installation Plate of Installation Plate 1 Fit the installation plate horizontally on structural parts of the wall with spaces around the installation plate l 2 If the wall is made of brick concrete or the the like drill eight 8 5mm 0 2in diameter O xX X holes in the wall Insert Clip anchor for approprite mounting screws Fig 4 3 Fit the installation plate on the wall with gan or moreiataia eight 8 type A screws Indoor unit outline Installation plate pe SS SNS SS in or Sp 0 y 5 Note marg fo wal F i ij 1 a 8 oe te wall Fit the Installation Plate and drill JA 2 holes in the wall according to the litretigerant i d te SL r wall structure and corresponding ppehole tin f 33 3in zn ae ho
8. Before using your air conditioner please read this manual carefully and keep it for future reference INVENTER SPLIT TYPE ROOM AIR CONDITIONER Dee eae Please read this installation manual completely before installing the product If 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 Wa PIMA E E E vs ween eeu vaeend oa dad acc dae ete adage E de ectea eed ana uawede cebeadany cesees eee Teaawae eau 2 CAUTION sismes a aA aa E AA A a a a 2 INSTALLATION INSTRUCTIONS Seleting Installatiom PlACE sieno aR EE E E A ERE 3 IAC COSSOMIES erarnan i O a a aa aa aaa a a a a i Naaa 4 indoor unit INStANATOM arinaa a a a aa aea aia aai 5 Outdoor nit installation sessed ies ceecddesconvseddevecescsvveddeuesd a ia AA O E O E N EA SNE 7 REFRIGERANT PIPE CONNECTION Refrigerant pipe CONMECUON sarsii eiee nia ea eadar a aaa eaa aA lata deaned aa Eai 8 ELECTRICAL WORK Electrical WOLK eee nae aa e A A a e R E E a i 9 AIR PURGING Air purging with VACUUM PUMP seuss iidne nana a a a aaa EE ANAA E AEE EAA aE 12 safety and leakage CheCK wi vevesssecciiesancaedeaisdiercesdesbesacvveesdedbdvawesectdeilana EE TEENE E EA EEN ECEE RENER 14 TEST RUNNING TEST MUNDNIN m
9. ance 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 4 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 Gas leak check 1 Soap water method Indoorunt pl IIc Apply a soap water or a liquid neutral detergent check point on the indoor unit connection or outdoor unit connections by a soft brush to check for leakage Cover 47 of the connecting points of th piping If bubbles come out the pipes have leakage 2 Leak detector aseron Use the leak detector to check for leakage CAUTION A Lo packed valve B Hi packed valve C and D are ends of indoor unit connection Fig 27 o2 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 sel
10. ck piping Fig 8 Indoor unit outline Connective pipe 4 Indoor unit installation 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 see Fig 10 amp Fig 11 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 unit from side to side up and down to check if it is hooked securely a Upper Hook Lower Hook Fig 10 Cushioning material Fig 11 INSTALLATION INSTRUCTIONS 5 Piping and wrapping Bundle the tubing connecting cable and drain hose with tape securely evenly as shown in Fig 12 e Because the condensed water from rear of the indoor unit is gathered in ponding box and is piped out of room Do not put anything else in the box Indoor unit Ponding box Connective Pipe room cable Connective pipe CAUTION Wrapping belt e Connect the indoor unit first then the Drain hose outdoor unit e Do not allow the piping to let out from the Fig 12 back of the indoor unit e Be careful not to let the drain hose slack e Heat insulated both of the auxiliary piping e Be sure that the drain hose is located at the
11. doing WARNING gt 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 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
12. ect COOL HEAT AUTO and FAN to check if all the functions works well 3 When the amient temperature is too low lower than 62 F the unit cannot be controlled by the remote controller to run at cooling mode manual operation can be taken Manual operation is used only when the remote controller is disable or maintenance necessary e Hold the panel sides and lift the panel up to an angle until it remains fixed with a clicking sound e 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 AUTO COOL Manual control Button CS014I BPV1 202000100314
13. einas a E a e EN A ETE EE E EAEE 14 Read This Manual Inside you will find many helpful hints on how to install and test the air conditioner properly CAUTION Contact an authorised service technician for repair or maintenance of this unit 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 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 7 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 m The seriousness is classified by the following indications i WARNING This symbol indicates the possibility of death or serious injury LLY LA CAUTION This symbol indicates the possibility of injury or damage to property m The items to be followed are classified by the symbols aay Symbol with background white denotes item that is PROHIBITED from
14. ghtening Connection e Align the center of the pipes e Sufficiently tighten the flare nut with fingers 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 Copper tube Firmly hold copper pipe in a die inthe dimension shown in the table below Outer diam A mm Max Min 1 4 1 3 0 7 3 8 1 6 1 0 4 2 1 8 1 0 5 8 2 4 2 2 and then tighten it with a spanner and torque wrench as shown in Fig 20 amp 21 Go DNAN Outer Tightening Additional tightening 0 vo D V diam torque N cm torque N cm g r DS A 1570 1960 Indoor unit tubing Flare nut Pipings 1 4 160kgf cm 200kgf cm F 2940 3430 3 8 300kgf cm 350kgf cm Fig 20 4900 5390 1 2 500kgf cm 550kgf cm 7360 7850 5 8 750kgf cm 800kgf cm Caution Excessive torque can break nut depending on installation conditions Electrical work Electric safety regulations for the initial Installation 1 2 3 O on 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 Power voltage should be in the range of 90 110 of rated voltage The creepage protector and main power switch with a 1 5 times capacity of Max Current of the unit should be instal
15. heat or result in unit malfunction A fire hazard may also exit Therefore be sure all wiring is tightly connected Disconnecting means must be provided and shall be located within sight from and readily accessible from the air conditioner Connecting cable with conduit shall go through the hole of the conduit panel ELECTRICAL WORK Power supply cord Power supply ii p 208 230V 60Hz eS ls Special branch circuit breaker Fuse Breaker capacity 20A Note To prevent wires loosening or leaving the Cord Clamp please select proper cord diameter to fill the holes on the cord clamp Terminal block of outdoor unit ql lOp h To indoor unit To power supply 1 DAAR L1 L2 S L1 L2 ve To indoor unit To power supply 2 Fig 23b p AIR PURGING CAUTION 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
16. le Sin ee points on the installation lt 18000Btu h model Dimensions are in inch unless Hooked par 0 or gare Om the celina otherwise stated 15in pa 15in ee ee adhe oe ie il EL gt mieg a ndoor Unit Outline 218000Btu h model Fig 5 2 Drill a hole in the wall Wall 1 Determine hole positions according indoor Outdoor to the diagramdetailed in Fig 5 Drill one 1 hole 3in 65mm slanting slightly to outdoor side he mn 2 Always use wall hole conduit when TE drilling metal grid metal plate or the like E N 3 Connective Pipe and Drainage Installation Drainage 1 Run the drain hose sloping downward Do not install the drain hose as illustrated in Fig 7 i b Do not put the end of Do not block water flow by a rise drain hose into water Fig 7 INSTALLATION INSTRUCTIONS 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 Pipe holder Pipe cover Left piping Connective pipe installation Pipe cover 1 For the left hand and right hand piping remove the pipe cover from the side panel 2 For the rear right hand and rear left hand piping install the piping as shown Bend the connective pipe to be laid at 4in 43mm height or less from the wall 3 Fix the end of the connective pipe Refer to Tightening Connection in REFRIGERANT PIPING CONNECTION Left back piping Right piping Right ba
17. led in power circuit Ensure the air conditioner is grounded well According to the attached Electrical Connection Diagram located on the panel of the outdoor unit to connect the wire All wiring must comply with local and national electrical codes and be installed by qualified and skilled electricians An individual branch circuit and single receptacle used only for this air conditioner must be available See the following table for suggested wire sizes and fuse specifications O ELECTRICAL WORK Input Rated Amp Powersupply Switch Fuse 30A 25A lt 12000Btu h 208 230V 60Hz 40A 30A gt 12000Btu h NOTE The supply voltage must be consistent with the rate voltage of the air conditioner Connect the cable to the indoor unit NOTE Before performing any electrical work turn off the main power to the system 1 2 The inside and outside connecting cable can be connected without removing the front grille Connecting cable between indoor unit and outdoor unit shall be approved polychloroprene sheathed flexible cord type designation HO7RN F or heavier cord Lift the indoor unit panel up remove the electrical box cover by loosening the screw as shown in Fig 22 Ensure the colour of wires of outdoor unit and the terminal Nos are the same to the indoor s respectively Wrap those cables not connected with terminals with insulation tapes so that they will
18. not touch any electrical components Secure the cable onto the control board with the cord clamp Minimum norminal cross sectional area of conductors Rated current Nominal cross sectional of appliance area A mm gt 3 and lt 6 0 75 gt 6 and lt 10 1 gt 10 and lt 16 1 5 gt 16 and lt 25 2 5 Panel Electrical box cover Terminal block of indoor unit To outdoor unit or I outdoor unit Fig 22 Connect the cable to the outdoor unit 1 Remove the cover control from the unit by loosening the 3 screws See Fig 23 2 Dismount caps on the conduit panel 3 Temporarily mount the conduit tubes not included on the conduit panel 4 Properly connect both the power supply and low voltage lines to the corresponding terminals on the terminal block 5 Ground the unit in accordance with local codes 6 Be sure to size each wire allowing several inches longer than the required length for wiring 7 Use lock nuts to secure the conduit tubes Cover control Conduit panel Connecting cable Power supply cord Fig 23a Be sure to comply with local codes while running the wire from the indoor unit to the outdoor unit Every wire must be connected firmly No wire should be allowed to touch refrigerant tubing the compressor or any moving parts Loose wiring may cause the terminal to over
19. roperly 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 Pipe length and refrigerant amount Connective Air purging Additional amount of refrigerant to be charged pipe length method Lease than Use vacuum 16 2 5ft 5m PUMP More than a 1 4 Liquid side 3 8 Liquid side 16 2I5ft 5m R410A Pipe length 5 x20g m R410A Pipe length 5 x40g m 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 adopt freon R22 Caution in handling the packed valve e 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 a spanner or the like Valve stem cap tightening torque See Tightening torque table in previous page 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 manifold valve 4
20. ure 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 a non serviceable installation Tools needed for installation Level gauge Screwdriver Vacuum pump Electric drill Hole core drill p 26in 65mm Gauge manifold Flaring tool set Users manual Specified torque wrenches 1 8kgf m 4 2kgf m Thermometer 5 5kgf m 6 6kgf m different depending on model No Multimeter Spanner half union Pipe cutter Hexagonal wrench 4mm Measuring tape Gas leak detector 7 INSTALLATION INSTRUCTIONS Accessories Number Name of Accessories Q ty 1 Installation Plate 1 2 Plastic Expansion Sheath 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 a 1 4 lt 21000Btu h Connecting Liquid side 3 8 221000Btu h Parts you must es sie et2000Btuln Ppewalktnieknese Gas side 4 2 212000Btu hy 1 0 7mmis required 5 8 221000Btu h Remote controller 1 Self tapping Screw B ST2 9X10 2 9 Remote controller holder 1 Note Except the above parts provided the other parts needed during installation you must purchase a T CAUTIO e Use a stud finder to locate studs
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