Samsung MXJ-HA2512 Series Installation Manual Download Page 128

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Outdoor Units installation

10. Electrical Wiring Work

1) General Instructions

(1) All wiring, components and materials to be procured on the site must comply with the applicable

local and national codes.

(2) Be sure to comply with the specifications of the circuit breaker and power cable in installation

manual.

2) Power Supply

2) Power Supply and Communication Cable Configuration

and Communication Cable Configuration

Summary of Contents for MXJ-HA2512 Series

Page 1: ......

Page 2: ...roduct hand ct handling ling 29 29 3 Materia 3 Materials and To ls and Tools ols 39 39 3 Guideline for each installation process 3 Guideline for each installation process 1 Sleeve 1 Sleeve work work 47 47 2 Insert work and sup 2 Insert work and support work port work 49 49 3 Concea 3 Concealed Box wo led Box work rk 51 51 4 Refriger 4 Refrigerant pipe co ant pipe constructi nstruction on 52 52 5 R...

Page 3: ...117 4 4 Space Requireme Space Requirements 118 nts 118 5 5 Base Mount Base Mount Constru Construction ction 120 120 6 6 Drain Pipe Drain Pipe Install Installation ation 123 123 7 7 Exhaus Exhaust t Duct Installation Duct Installation 124 124 8 Installing the Outdoor Unit Harsh Environments 125 8 Installing the Outdoor Unit Harsh Environments 125 9 9 Louve Louver r Install Installation 127 ation 12...

Page 4: ...ent air leakage and support water proofing The refrigerant pipes and electrical wiring works for the indoor unit should be finished by fixing the indoor unit in a level or perpendicular location In the the indoor unit should be finished by fixing the indoor unit in a level or perpendicular location In the refrigerant pipe works you should pay attention to installation of insulation materials as we...

Page 5: ...M PLUS III HR is a module multi system air a module multi system air conditioner that has the world s conditioner that has the world s largest capacity 8 64HP with the a largest capacity 8 64HP with the application of a pplication of a DVI Digital Vapor Injection compressor DVI Digital Vapor Injection compressor and and can connect up to a can connect up to a maximum of 64 indoor units maximum of ...

Page 6: ... beautifully designed to enlighten your space Different types of indoor units will be more than enough beautifully designed to enlighten your space Different types of indoor units will be more than enough to satisfy needs of your space and yourself Only Samsung s beautiful indoor units will provide you the to satisfy needs of your space and yourself Only Samsung s beautiful indoor units will provi...

Page 7: ...door types than actual load Determine outdoor units by the sum of the capacity Determine outdoor units by the sum of the capacity of preliminary selected indoor units At this time of preliminary selected indoor units At this time decide how much combination ratio to permit decide how much combination ratio to permit Calculate actual capacity of Calculate actual capacity of outdoor units considerin...

Page 8: ... such as connection of drain piping and humidification supply onnection of drain piping and humidification supply piping inspection and foundation piping inspection and foundation 2 Keep a constant check 2 Keep a constant check on the progress of the construction work to avoid deviations on the progress of the construction work to avoid deviations from the air conditioning work schedule from the a...

Page 9: ... The above The above list indi list indicates the orde cates the order in w r in which the hich the individual individual work ope work operations are n rations are normally ormally carried out but this order may carried out but this order may be varied according to the local conditions be varied according to the local conditions ...

Page 10: ...th to cut accurate length to cut Remove sharp object or Remove sharp object or something that can cause something that can cause deformation of the pipe in deformation of the pipe in advance advance Do not apply excessive force Do not apply excessive force for straightening the pipe for straightening the pipe 3 Marking 3 Marking Picture Picture Work Work Description Description Things Things to to...

Page 11: ...ooth Remove burr in a Remove burr in a downward direction to downward direction to keep foreign keep foreign substances from substances from entering the pipe entering the pipe Check for burr residuals in the Check for burr residuals in the pipe pipe 7 Taping 7 Taping Picture Picture Work Work Description Description Things Things to to do do Check Check point point Taping Taping Tape the pipe to ...

Page 12: ...pipe pipe Do not damage the Do not damage the insulation materials insulation materials Check for pipe damage Check for pipe damage Check interferences Check interferences Obey the separation of the Obey the separation of the channels 1 2 to 1 5 meter channels 1 2 to 1 5 meter 2 Refrigerant pipe construction branch pipe works 2 Refrigerant pipe construction branch pipe works 1 Preparing a branch p...

Page 13: ...o test leakages leakages Inject nitrogen at the Inject nitrogen at the proper pressure proper pressure 1 1 st st 10kg cm 10kg cm 2 2 2 2 nd nd 41kg cm 41kg cm 2 2 In the presence of the In the presence of the manager check air tightness manager check air tightness Fill out the check forms Fill out the check forms 2 Finishing the end of the pipe 2 Finishing the end of the pipe Picture Picture Work ...

Page 14: ...n Check the insulation condition condition 6 Slope adjustment of the branch pipe 6 Slope adjustment of the branch pipe Picture Picture Work Work Description Description Things Things to to do do Check Check point point Check the Check the levelness of the levelness of the pipe pipe Do not exceed the Do not exceed the levelness limit of 15 levelness limit of 15 degrees degrees Check the levelness c...

Page 15: ...nage of the drainage of the condensed water condensed water 1 100 1 100 Check the slope Check the slope 4 Pipe connection 4 Pipe connection Picture Picture Work Work Description Description Things Things to to do do Check Check point point Connect the Connect the pipes checking pipes checking thoroughly if there thoroughly if there is leakage on it is leakage on it Apply sufficient bond to Apply s...

Page 16: ...ts installation 8 Water containing test 8 Water containing test Picture Picture Work Work Description Description Things Things to to do do Check Check point point Pour the water in Pour the water in the highest point to the highest point to test it test it Check the pipe slope Check the pipe slope If there is a problem If there is a problem readjust the slope readjust the slope Check the slope an...

Page 17: ...tion Check the cable condition 6 Indoor unit 6 Indoor unit installation installation 1 Location determination 1 Location determination Picture Picture Work Work Description Description Things Things to to do do Check Check point point Select an accurate Select an accurate location check the location check the diagram and on site diagram and on site measurement measurement Fully familiarize with th...

Page 18: ...door unit to prevent transfers to prevent transfers of the vibration of the vibration Do not allow the Do not allow the vibration proof rubber vibration proof rubber mat to be inclined mat to be inclined toward either side Do toward either side Do not omit any of them not omit any of them Check the insertion condition Check the insertion condition of the vibration proof rubber of the vibration pro...

Page 19: ...t Picture Picture Work Work Description Description Things Things to to do do Check Check point point Indoor unit Indoor unit wrapping wrapping Wrap the indoor unit Wrap the indoor unit with polythene to with polythene to avoid any dust due to avoid any dust due to other work progress in other work progress in the vicinity the vicinity Check the indoor unit Check the indoor unit wrapping status wr...

Page 20: ...change the location of the vibration location of the vibration proof board proof board Check the location in the Check the location in the diagram once again diagram once again 4 Connecting the vibration proof board 4 Connecting the vibration proof board Picture Picture Work Work Description Description Things Things to to do do Check Check point point Connect the Connect the outdoor unit to the o...

Page 21: ... service valve of the outdoor valve of the outdoor unit and create vacuum unit and create vacuum all Discharge Suction all Discharge Suction Oil line Oil line Check the vacuum Check the vacuum condition condition 8 Checking the vacuum gauge 8 Checking the vacuum gauge Picture Picture Work Work Description Description Things Things to to do do Check Check point point Check the Check the vacuum gaug...

Page 22: ...mpleted Completed injection of injection of refrigerant refrigerant Check if the amount of Check if the amount of injection is accurate injection is accurate Check the adequate Check the adequate amount amount 9 Decoration Panel installation other than the reference floor 9 Decoration Panel installation other than the reference floor 1 Check the levelness of the 1 Check the levelness of the indoor...

Page 23: ... twisting and test the entire unit the entire unit 10 Test 10 Test operation operation 1 Indoor unit address setting 1 Indoor unit address setting Picture Picture Work Work Description Description Things Things to to do do Check Check point point Assign a unique Assign a unique number to the number to the indoor unit indoor unit Assign an accurate Assign an accurate address to it address to it Che...

Page 24: ...rk Work Description Description Things Things to to do do Check Check point point Connecting the S Connecting the S net program to net program to the interface the interface module module Make a correct cable Make a correct cable connection connection Check the condition of the Check the condition of the laptop laptop 5 S net connection 5 S net connection Picture Picture Work Work Description Desc...

Page 25: ...ppropriate Base area size 1 5 times the Base area size 1 5 times the floor floor Total height 150mm Total height 150mm Wooden palette installation Wooden palette installation prohibited prohibited Outdoor Outdoor unit base unit base Is the outdoor unit placed on a Is the outdoor unit placed on a flower garden or soil flower garden or soil Including the foundation Including the foundation In case o...

Page 26: ...it the outdoor unit When the front and the rear are When the front and the rear are face to face secure the minimum face to face secure the minimum distance of 3000mm between distance of 3000mm between outdoor units outdoor units 2 level stacking prohibited 2 level stacking prohibited Corrosion Corrosion in the in the outdoor outdoor unit unit Is the outdoor unit located Is the outdoor unit locate...

Page 27: ...tion guide Conform to the installation guide of product slope and drain of product slope and drain pump pump s pumping s pumping limit limit Drain incline 1 100 Drain incline 1 100 Drain pumping height should be Drain pumping height should be less than 750mm 30inch from the less than 750mm 30inch from the bottom of the indoor unit bottom of the indoor unit Installation Installation height height I...

Page 28: ...s Electricity specification is correctly delivered correctly delivered Amperage carrying capacity is Amperage carrying capacity is fairly enough for the units fairly enough for the units In case of 3 phase 380V 50Hz In case of 3 phase 380V 50Hz Clarify whether it is 3 or 4 line Clarify whether it is 3 or 4 line type type Ring terminals are to be sized in Ring terminals are to be sized in accordanc...

Page 29: ...mance decrease and even serious accident which may involve personal injury accident which may involve personal injury Standard procedure Standard procedure Product is future property of our clients Product is future property of our clients We must take We must take steps to protect the product while d steps to protect the product while during loading uring loading unloading and transporting proces...

Page 30: ...se deteriorating condenser gets damaged it will cause deteriorating performance and even make a leakage from the pipe performance and even make a leakage from the pipe Standard procedure Standard procedure Since the product is valuable you must take extra care Since the product is valuable you must take extra care when moving it You must protect the product from when moving it You must protect the...

Page 31: ...ge may cause critical safety trouble Such damage may cause critical safety trouble Standard procedure Standard procedure When When handling handling the product in the the product in the site you must store site you must store them properly Do not put the product on the ground them properly Do not put the product on the ground You must use some sort of a support with certain You must use some sort...

Page 32: ...dure Standard procedure Pile cannot be over 6rows and e Pile cannot be over 6rows and exceed 2m 6 5ft xceed 2m 6 5ft in height You cannot pile them vertically either in height You cannot pile them vertically either Proper method Proper method 1 Do not pile the indoor units too high 1 Do not pile the indoor units too high When the product is When the product is lighter than 50kg pile cannot be ligh...

Page 33: ... the indoor units get soaked water If the indoor units get soaked water will damage the will damage the packaging first and then it may get into the indoor unit and packaging first and then it may get into the indoor unit and damage the electrical parts damage the electrical parts Standard procedure Standard procedure Store the indoor units horizontally Do not leave them Store the indoor units hor...

Page 34: ...y get damaged or even lost or even lost Standard procedure Standard procedure When storing the indoor unit When storing the indoor unit 1 Do not mix different models 1 Do not mix different models 2 Do not leave them upside down 2 Do not leave them upside down 3 Do not leave them vertically 3 Do not leave them vertically 4 Do not tilt the indoor units 4 Do not tilt the indoor units 5 Do not exceed ...

Page 35: ... Standard procedure Strictly regulate the package removal before installing Strictly regulate the package removal before installing the indoor units Manage and keep all the related parts the indoor units Manage and keep all the related parts and manuals thoroughly and manuals thoroughly Proper method Proper method After indoor units arrive in the site do not remove the After indoor units arrive in...

Page 36: ... substances will Dust and other foreign substances will get inside and get inside and cause pipe blockage or other cause pipe blockage or other malfunctions malfunctions Standard procedure Standard procedure After indoor unit arrives in the site do not remove the After indoor unit arrives in the site do not remove the packaging until it is being installed If the installation was packaging until it...

Page 37: ... hanging on the ceiling without any Protection which allows dust and other foreign Protection which allows dust and other foreign substances to enter and cause mal substances to enter and cause malfunction function Standard procedure Standard procedure Wrap the indoor unit with vinyl Wrap the indoor unit with vinyl Proper method Proper method Wrap the indoor unit with vinyl if the installation is ...

Page 38: ...t and service agent can be at risk Safety of client and service agent can be at risk Standard procedure Standard procedure Install the safety net for safety re Install the safety net for safety reasons asons Proper method Proper method Make sure safety net is installed and let the customer Make sure safety net is installed and let the customer know that they must not remove them for their own know...

Page 39: ...d lead to explosion while using the product which could even bring personal injury the product which could even bring personal injury Standard procedure Standard procedure Installation material requirement Installation material requirement Material phosphorous deoxidized copper purple Material phosphorous deoxidized copper purple copper pipe copper pipe Analysis result shows that chemical componen...

Page 40: ...ns etc etc Consequence Consequence Such defects decrease the stre Such defects decrease the strength of the pipe which ngth of the pipe which may result in explosion or leakage may result in explosion or leakage Standard procedure Standard procedure You must select clean and dry copper pipe You must select clean and dry copper pipe Check inside of the pipe for any dust water indents or Check insid...

Page 41: ...log the hole of Therefore wax type materials may clog the hole of EEV or oil filters EEV or oil filters Standard procedure Standard procedure Check if it is clean enough Check if it is clean enough Foreign substances in the copper pipe Foreign substances in the copper pipe 30mg 10m 30mg 10m R410a copper pipe must be kept clean until it is R410a copper pipe must be kept clean until it is installed ...

Page 42: ...ater or foreign substances within the pipe will cause Water or foreign substances within the pipe will cause blockage that can lead to product malfunction or blockage that can lead to product malfunction or performance decrease performance decrease Standard procedure Standard procedure When storing the pipe use c When storing the pipe use cover or tape to block the over or tape to block the entran...

Page 43: ...ipe breakup strength which may cause the pipe breakup Standard procedure Standard procedure Required thickness Soft type Required thickness Soft type Outer Outer diameter mm diameter mm Min Min Thickness mm Thickness mm Ø6 35 0 8 Ø6 35 0 8 Ø9 52 0 8 Ø9 52 0 8 Ø12 70 0 8 Ø12 70 0 8 Ø15 88 1 0 Ø15 88 1 0 Required thickness Semi hard Required thickness Semi hard type type Outer Outer diameter mm diam...

Page 44: ...oning performance guarantee air conditioning performance Proper method Proper method Follow the below specification strictly and aware of the Follow the below specification strictly and aware of the Minimum thickness requirements Minimum thickness requirements Pipe size mm Pipe size mm Minimum thickness of insulation mm Minimum thickness of insulation mm PE PE foam foam EPDM EPDM foam foam Ø6 35 1...

Page 45: ...off unexpectedly then the oil gets back to the r then the oil gets back to the refrigerant system due to efrigerant system due to pressure difference pressure difference Standard procedure Standard procedure Use the vacuum pump which is Use the vacuum pump which is 100 dedicated for 100 dedicated for R410a system with stop valve R410a system with stop valve Proper method Proper method Purchase and...

Page 46: ...ibly clogging refrigerant passage or causing compressor failure causing compressor failure Standard procedure Standard procedure Never utilize R22 gauge for R410a system to prevent Never utilize R22 gauge for R410a system to prevent the mineral oil the mineral oil from flowing in to the R410a system from flowing in to the R410a system Use the measuring instruments that meets Use the measuring inst...

Page 47: ...es 1 2 Selection of sleeve 1 2 Selection of sleeve 1 Sleeve work should be performed to make a 1 Sleeve work should be performed to make a space for passing pipe and wire space for passing pipe and wire through the wall or through the wall or ground under construction ground under construction 2 Use of shielded transmission cable is recommended to avoid the problem of electrical noise 2 Use of shi...

Page 48: ... 109 113 113 116 116 12 7 12 7 50 7 50 7 95 95 98 98 109 109 113 113 116 116 119 119 15 88 15 88 53 88 53 88 98 98 101 101 113 113 116 116 119 119 122 122 19 05 19 05 57 05 57 05 101 101 105 105 116 116 119 119 122 122 125 125 22 22 22 22 60 22 60 22 105 105 108 108 119 119 122 122 125 125 128 128 25 4 25 4 63 4 63 4 108 108 111 111 122 122 125 125 128 128 132 132 28 58 28 58 66 58 66 58 111 111 1...

Page 49: ...2 Insert work and support work 2 Insert work and support work 2 1 Insert work 2 1 Insert work Example Example Drilling holes in a reinforced concrete beam Drilling holes in a reinforced concrete beam Full thread bolt works Full thread bolt works ...

Page 50: ...ilize U U shape volt or circular band on th shape volt or circular band on the insulation of the pipe e insulation of the pipe Fixing Fixing with with a a circular circular band band Fixing Fixing with with a a Down stopper Down stopper 2 2 Down stopper installation Down stopper installation Attaching the Down stopper Attaching the Down stopper Brazing work Brazing work Assembly of Assembly of wal...

Page 51: ...nsulation materials and the wires in the earlier phase when you need to install an indoor unit install an indoor unit 2 Functions 2 Functions 1 Buried in the wall on the pipe installation site and connecting the pipes the drains and the wires 1 Buried in the wall on the pipe installation site and connecting the pipes the drains and the wires 2 Copper pipe protection enhancing the exterior 2 Copper...

Page 52: ...f the refrigerant pipe Outer Outer diameter diameter Minimum Minimum thickness thickness Temper Temper grade grade 6 35 0 7 6 35 0 7 C1220T O C1220T O 9 52 0 7 9 52 0 7 12 70 0 8 12 70 0 8 15 88 1 0 15 88 1 0 19 05 0 9 19 05 0 9 C1220T 1 2H C1220T 1 2H Or Or C1220T H C1220T H 22 23 0 9 22 23 0 9 25 40 1 0 25 40 1 0 28 58 1 1 28 58 1 1 31 75 1 1 31 75 1 1 38 10 1 35 38 10 1 35 44 45 1 6 44 45 1 6 5...

Page 53: ...W 15 0 40 6kW MXJ YA2812 MXJ YA2812 40 6 46 4 kW 40 6 46 4 kW MXJ YA2815 MXJ YA2815 46 4 69 6 kW 46 4 69 6 kW MXJ YA3119 MXJ YA3119 69 6 98 6 kW 69 6 98 6 kW MXJ YA3819 MXJ YA3819 98 6 139 2 kW 98 6 139 2 kW MXJ YA4422 MXJ YA4422 139 2 kW and over 139 2 kW and over Y joint Y joint Only for DVM plus Only for DVM plus Ⅲ Ⅲ HR module HR module MXJ YA1500 MXJ YA1500 23 2kW and below 23 2kW and below MX...

Page 54: ...ing 1 Burring When performing burring works point the pipe When performing burring works point the pipe face downward to prevent entry of burr face downward to prevent entry of burr 2 Taping 2 Taping To prevent entry of moisture or dust seal To prevent entry of moisture or dust seal off the pipe completely off the pipe completely ...

Page 55: ...ring Covering Method Method Outdoors Outdoors 1 1 months months or or more more Pinching Pinching Less Less than than 1 1 months months Pinching Pinching or or taping taping Indoors Indoors Irrelevant Irrelevant Pinching Pinching or or taping taping Pinching method Pinching method The end of the copper pipe is squeezed together and the gap brazed The end of the copper pipe is squeezed together and...

Page 56: ...at resistance of 100 C or more Essential Points Essential Points of Thermal of Thermal Insulation Insulation The insulation of jointed areas such as the soldered flared or flanged The insulation of jointed areas such as the soldered flared or flanged sections should only be carried sections should only be carried out after the successful completion of the a out after the successful completion of t...

Page 57: ... liquid piping must be insulated Example of thermal insulation work Example of thermal insulation work 3 3 piping piping section section between outdoor between outdoor unit unit and and MCU MCU unit unit 2 2 piping piping section section between between MCU MCU unit unit and and indoor indoor unit unit If you think that the humidity around the cooling piping might exceed 86 F If you think that th...

Page 58: ...te the pipes the condensed water does not fall from the pipes and the capacity of the air conditioner is improved of the air conditioner is improved Check if there are any insulation cracks on the bent pipe Check if there are any insulation cracks on the bent pipe Pipe Pipe insulation insulation Pipe Pipe insulation insulation after after insulating insulating EEV EEV kit kit Insulation of the gas...

Page 59: ... the interior temperature over 120 C Wrap the branch joint with a Wrap the branch joint with an insulation of a thickness of at n insulation of a thickness of at least 10mm least 10mm Header joint Header joint Fasten the header joint using a cable tie and cover the connected part Fasten the header joint using a cable tie and cover the connected part Insulate the header joint and the brazed part an...

Page 60: ...pipes The liquid gas pipes should be mounted at the different position horizontally in order not to The liquid gas pipes should be mounted at the different position horizontally in order not to interfere with each other interfere with each other 2 Install a hanger before and behind the branch pipe 2 Install a hanger before and behind the branch pipe Install a hanger before and behind the branch pi...

Page 61: ...12 MXJ HA2512 MXJ HA3115 MXJ HA3115 MXJ HA3819 MXJ HA3819 Liquid side Liquid side Gas side Gas side Insulation Insulation Liquid side Gas side Liquid side Gas side Socket Socket Liquid Liquid Side Side Gas side Gas side Horizontally Horizontally installed installed Vertically Vertically installed installed Install the Y joint within 15 on Install the Y joint within 15 on the horizontal or on the h...

Page 62: ...ting the provided reducer properly the pipe by cutting the provided reducer properly Connect the header joint in order respecting the number of the indoor unit Connect the header joint in order respecting the number of the indoor unit Connect the indoor unit as the highest capacity comes first Connect the indoor unit as the highest capacity comes first Install the header joint horizontally Install...

Page 63: ...ipe size Liquied pipe Liquied pipe Gas pipe High pressure gas pipe Gas pipe High pressure gas pipe When using A J type of Outdoor joint connect the When using A J type of Outdoor joint connect the Outdoor joint to the pipe with Outdoor joint to the pipe with provided reducer provided reducer When using K Z type of Outdoor joint connect When using K Z type of Outdoor joint connect the Outdoor joint...

Page 64: ...ied differences The following specs are applied Y Joint Y Joint Model Model Name Name MXJ YA1509 MXJ YA1509 MXJ YA2212 MXJ YA2212 MXJ YA2512 MXJ YA2512 MXJ YA2815 MXJ YA2815 MXJ YA3119 MXJ YA3119 MXJ YA3819 MXJ YA3819 Liquid side Liquid side Gas side Gas side Insulation Insulation Liquidside Gas Liquidside Gas side side Socket Socket Liquid Liquid Side Side Gasside Gasside 2 Reducer mounting metho...

Page 65: ...and rats may get into the unit through the hole and the unit may unit through the hole and the unit may be damaged be damaged Fix the pipe cover of bottom side and Fix the pipe cover of bottom side and fix the pipe cover of upper side fix the pipe cover of upper side thereafter thereafter Separate the knock out hole at the Separate the knock out hole at the bottom side of the unit and install the ...

Page 66: ...ated on the Ambient air temperature sensor for detecting outside temperature is located on the left side of the welding left side of the welding part Make sure not to damage the temperature part Make sure not to damage the temperature sensor when sensor when welding it welding it The O ring and Teflon packing inside The O ring and Teflon packing inside service valve may get damaged by a service va...

Page 67: ...work work Wrong piping work Wrong piping work The refrigerant The refrigerant piping piping should should be be the same level or the same level or lower than lower than connecting position connecting position of piping to of piping to outdoor outdoor units units Piping work should Piping work should be run with side be run with side direction for better direction for better uniform distribution u...

Page 68: ...as when brazing the pipe Use Nitrogen gas when brazing the pipes as shown s as shown in the picture in the picture If you do not use Nitrogen gas when brazing the If you do not use Nitrogen gas when brazing the pipes oxide may form inside the pipe It can cause pipes oxide may form inside the pipe It can cause the damage of the compressor valves the damage of the compressor valves Adjust the flow r...

Page 69: ...ng pipe brazing is performed with pan coil type copper pipe and 1 Generally expending pipe brazing is performed with pan coil type copper pipe and socket blazing is performed with straight copper pipe socket blazing is performed with straight copper pipe 2 Do not perform flare part brazing or butt brazing 2 Do not perform flare part brazing or butt brazing 3 Brazing should be performed on welding ...

Page 70: ...r tightness test Nitrogen pressurization 4MPa Nitrogen pressurization 4MPa No No change change in in the the gauge gauge for for 24 24 hours hours 41kgf cm 41kgf cm 2 2 4 1Mpa pressure maintained 4 1Mpa pressure maintained Maintains 4Mpa for 24 hours If no leakage then pressure Maintains 4Mpa for 24 hours If no leakage then pressure down to 1MPa down to 1MPa Maintain 1Mpa until connecting the outd...

Page 71: ...ure regulator on nitrogen cylinder nder The gas used must be nitrogen The gas used must be nitrogen There is a danger of condensation if fleon or carbon dioxide are used and oxygen carries the There is a danger of condensation if fleon or carbon dioxide are used and oxygen carries the risk of explosions risk of explosions 2 Connect the charge hose from the pressure 2 Connect the charge hose from t...

Page 72: ...g flushing n be checked during flushing by placing a rag l by placing a rag lightly over the end of the pipe In the ightly over the end of the pipe In the unlikely case that even a unlikely case that even a small quantity of small quantity of moisture is found then the inside moisture is found then the inside of the pipe should be dried of the pipe should be dried out thoroughly out thoroughly Act...

Page 73: ...l pipe It is a drainpipe where the drainpipes from the indoor unit are merged It is a drainpipe where the drainpipes from the indoor unit are merged 2 What is a branch pipe 2 What is a branch pipe It is a drai It is a drainpipe from an indoor unit to a horizontal pipe npipe from an indoor unit to a horizontal pipe 3 What is a vertical pipe 3 What is a vertical pipe It is a vertical drainpipe that ...

Page 74: ...n cause bending The hangers should be separated by 1 to 1 5 meter should be separated by 1 to 1 5 meters s 3 Check the drainpipe diameter horizontal branch vertical pipe on the diagram 3 Check the drainpipe diameter horizontal branch vertical pipe on the diagram 4 Review installation of a 4 Review installation of a horizontal pipe first horizontal pipe first Install a branch pipe after installing ...

Page 75: ...to PVC pipe cutter photo 3 Insulate the drainpipe that is cut Thickness of 5 10T attach a photo of inserted 3 Insulate the drainpipe that is cut Thickness of 5 10T attach a photo of inserted insulation materials insulation materials Inserting the drainpipe insulation material Inserting the drainpipe insulation material 1 The drainpipe insulation materials should be non flammable 1 The drainpipe in...

Page 76: ... the hanger Cutting and mounting the drainpipe Cutting and mounting the drainpipe 2 Perform 1 100 slope works on the horizontal pipe in the direction of the vertical 2 Perform 1 100 slope works on the horizontal pipe in the direction of the vertical pipe Discharge the condensed water pipe Discharge the condensed water Checking Checking the the slope slope 1 100 1 100 or or more more downward downw...

Page 77: ...aution Precaution T joints should not be connected horizontally T joints should not be connected horizontally 3 When you connect the horizontal pipe to the vertical pipe do not make horizontal 3 When you connect the horizontal pipe to the vertical pipe do not make horizontal connections connections Because the condensed water flowing from the upper area of the vertical pipe can back flow into Beca...

Page 78: ...o the trap ranges from 300 to 550mm anges from 300 to 550mm In the upper area of the trap max height of the drainpipe install an air vent to prevent the In the upper area of the trap max height of the drainpipe install an air vent to prevent the condensed water s back flows into the drainpipe caused by an increase in the pressure in condensed water s back flows into the drainpipe caused by an incr...

Page 79: ...ntion P or U trap on the pipe coming from the indoor unit P Trap U Trap pipe photo inserted here P Trap U Trap pipe photo inserted here An air vent should be installed on the indoor unit side and located higher than the drainpipe An air vent should be installed on the indoor unit side and located higher than the drainpipe height height Or install an air vent Or install an air vent on the on the ve...

Page 80: ...After that for twenty four hours perform water soaking test to test flows smoothly After that for twenty four hours perform water soaking test to test leakages In this test the amount of water injection should be same as the amount of leakages In this test the amount of water injection should be same as the amount of water discharge water discharge 2 In the winter use anti freezing liquid instead ...

Page 81: ... 6 7 Insulation Material Finishing 1 1 In a water soaking test if there In a water soaking test if there is no leakage then insulate the bonded areas is no leakage then insulate the bonded areas Insulating bonded joint area of Drainpipe Insulating bonded joint area of Drainpipe ...

Page 82: ...refully so that insulation carefully so that the pipe will not get the pipe will not get damaged with EPDM damaged with EPDM Apply bond on both side of Apply bond on both side of cut surface Make sure to cut surface Make sure to use the correct type of use the correct type of bond for EPDM cut bond for EPDM cut surface surface attaching attaching Dry it until it Dry it until it becomes becomes thi...

Page 83: ... the fitting connecting All of the fitting connecting parts parts should be insulated should be insulated Bring face to face the each end Bring face to face the each end of EPDM on of EPDM on fitting connection fitting connection part part Make fitting cover to fit the Make fitting cover to fit the EPDM insulation Fitting cover EPDM insulation Fitting cover should be overlapped with should be over...

Page 84: ...for testing Maintain 1Mpa Maintain 1Mpa 2 2 2 2 nd nd leakage test After connecting the leakage test After connecting the pipe to the outdoor indoor unit use Nitrogen at 4Mpa for pipe to the outdoor indoor unit use Nitrogen at 4Mpa for testing testing 2 Detect leakages that can occur while connecting the pipe to the outdoor indoor units 2 Detect leakages that can occur while connecting the pipe to...

Page 85: ...il Equalizing pipe 4 Oil Equalizing pipe 3 Connect the prepared two manifold gauges and five hoses as shown below and 3 Connect the prepared two manifold gauges and five hoses as shown below and connect to each service valve connect to each service valve 1 If due to the shortage of manifold gauge you can t test all the equal oil pipes at the same time 1 If due to the shortage of manifold gauge you...

Page 86: ... of R410a gauge manifolds five or more manifold hoses more than one vacuum hoses more than one vacuum pump pump 4 Power up the indoor outdoor unit In case of HR if the power is not on then all the valves inside 4 Power up the indoor outdoor unit In case of HR if the power is not on then all the valves inside the MCU are closed the MCU are closed So the vacuum may not be achieved by using the So th...

Page 87: ...s the value in the below table For more than 2 and a half hours Boiling point Boiling point of water of water Gauge pressure Gauge pressure mmHg mmHg Pa Pa Torr Torr 40 40 705 705 7333 7333 55 55 30 30 724 724 4800 4800 36 36 26 7 26 7 735 735 3333 25 3333 25 24 4 24 4 738 738 3066 22 3066 22 22 2 22 2 740 740 2668 20 2668 20 20 6 20 6 742 742 240 240 18 18 17 8 17 8 745 745 2000 15 2000 15 15 0 1...

Page 88: ...ing tion manual before proceeding 10 2 Procedures HR Module Installation Standards 10 2 Procedures HR Module Installation Standards 1 Before starting 1 Before starting 1 Check the necessary amount of additional refrigerant injection depending on the liquid pipe 1 Check the necessary amount of additional refrigerant injection depending on the liquid pipe diameter diameter 2 Check the liquid pipe 2 ...

Page 89: ...anifold is connected to the liquid valve of the need to turn it upside down as long as the gauge manifold is connected to the liquid valve of the refrigerant box If not connected then turn i refrigerant box If not connected then turn it upside down before placing it on the t upside down before placing it on the electronic scale electronic scale The reason is because you want to inject The reason i...

Page 90: ...on location and direction of the indoor unit should be determined based on the relationship with various other processes such as the refrigerant pipe the drainpipe and the relationship with various other processes such as the refrigerant pipe the drainpipe and the power communication cables and they should meet various requirements for other facilities power communication cables and they should me...

Page 91: ...ng heating performance may det exceeded Cooling heating performance may deteriorate eriorate High Ceiling Kit makes it possible to install indoor unit at the high ceiling condition up to 5 2m High Ceiling Kit makes it possible to install indoor unit at the high ceiling condition up to 5 2m height height 3 Separately install power cables communication cables and refrigerant pipes 3 Separately insta...

Page 92: ...n T Terminal erminal not not used Y used Y terminal terminal used used Ring Ring terminal terminal used used Ring terminal should be used Ring terminal should be used for power line connection for power line connection 6 Inspection hole installation 6 Inspection hole installation If the ceiling is made of plaster boards depending on the internal ceiling height install an If the ceiling is made of ...

Page 93: ... 1 5m of 1 1 5m Install the air Install the air vent in the horizontal drainpipe to prevent water vent in the horizontal drainpipe to prevent water flow back to the indoor unit flow back to the indoor unit Y You may not need to install it ou may not need to install it if there were proper slope in the horizontal drainpipe if there were proper slope in the horizontal drainpipe The flexible hose sho...

Page 94: ...eed to install individual air vent to prevent water flow back at the top of each indoor You may need to install individual air vent to prevent water flow back at the top of each indoor unit drainpipe unit drainpipe AIR VENT interval of 10m 1 AIR VENT interval of 10m 15m 5m Drainpipe hanger fixed within Drainpipe hanger fixed within 1 1 5m 1 1 5m If the interval is more than 1 1 5m bending of the P...

Page 95: ...ngth of test the strength of each attached suspension bolt each attached suspension bolt If the length of suspension bolt is more than 1 5m it i If the length of suspension bolt is more than 1 5m it is required s required to prevent vibration to prevent vibration Screw eight nuts to Screw eight nuts to the suspension bolts making the suspension bolts making space for space for hanging the indoor u...

Page 96: ...he water 4 Make sure that the water dripping from the drain hose runs away dripping from the drain hose runs away correctly and safely correctly and safely 5 The indoor unit must be installed 5 The indoor unit must be installed in such a way that they a in such a way that they are out of public access re out of public access Not touchable by the users Not touchable by the users 6 After connecting ...

Page 97: ...op Only install inspection hole B PBA inspection hole B PBA inspection inspection 2 500 mm or less from the product bottom to the ceiling top Install 2 500 mm or less from the product bottom to the ceiling top Install inspection holes A B 2 inspection holes A B 2 Type Type Model Model Name Name Product size mm Product size mm Inspection hole A Inspection hole A mm mm Inspection hole Inspection hol...

Page 98: ... mm higher than the drain side 6 If the ceiling bottom is likely to generate vibration due to indoor unit installation 6 If the ceiling bottom is likely to generate vibration due to indoor unit installation then install an additional spring mount then install an additional spring mount when installing the ceiling base bolts when installing the ceiling base bolts 7 Screw the nuts to suspend the uni...

Page 99: ...npipe and drain hose 10 Install drainpipe and drain hose 1 Using a flexible hose clamp fix the flexible hose 1 Using a flexible hose clamp fix the flexible hose 2 Without the drain pump 2 Without the drain pump MSP Duct MSP Duct Slim Duct Slim Duct Clamp Clamp ...

Page 100: ...munication Connection Outdoor to Indoor unit Use Y type terminal for the Communication Connection Outdoor to Indoor unit Indoor to Indoor unit for Indoor to Indoor unit for Wired remote connection Wired remote connection Use Ring Type terminal for the power c Use Ring Type terminal for the power connection to the indoor unit onnection to the indoor unit Indoor Indoor unit unit Indoor Indoor unit u...

Page 101: ...hamber with built in soundproofing To minimize the air flow noise attach a suction discharge chamber with built in soundproofing materials materials 6 When the duct suction hole is located on the ceiling consider the performance 6 When the duct suction hole is located on the ceiling consider the performance and noise levels and noise levels Foreign substances can clog the Foreign substances can cl...

Page 102: ... of the indoor unite net of the indoor unite 2 Separate the cabinet base 2 Separate the cabinet base of the indoor unit and fix it wi of the indoor unit and fix it with the drain pump th the drain pump 3 Connect the drain pump and the 3 Connect the drain pump and the flexible hose pump flexible hose pump 4 Connect the flexible hose to 4 Connect the flexible hose to the flexible hose pump the flexi...

Page 103: ...tallation 2 Slim 2 Slim Duct AVXDSH Duct AVXDSH 01 _ 01 _ Drain pump MDP E075S 3 Drain pump MDP E075S 3 1 1 Release the two screws on the control box and separate the cover and the cabinet side Release the two screws on the control box and separate the cover and the cabinet side 2 Remove the terminal and install 2 Remove the terminal and install the Drain Pump Using screws fix the d the Drain Pump...

Page 104: ... Duct AVXDUH _ Drain pump MDP M075S Duct AVXDUH _ Drain pump MDP M075S 1 Remove the Control Cover 1 Remove the Control Cover 2 Remove the wire from PCB Then remove the Control Box 2 Remove the wire from PCB Then remove the Control Box 3 Remove the part as seen in the picture Assemble the Drain Kit and drain socket 3 Remove the part as seen in the picture Assemble the Drain Kit and drain socket ...

Page 105: ... Drain Pump Pump 5 Insert the flexible hose into the drain socket until it clicks 5 Insert the flexible hose into the drain socket until it clicks 6 Connect the cable to the e 6 Connect the cable to the electrical component box as shown at the figure lectrical component box as shown at the figure Adjust K4 DIP switch SW05 to th Adjust K4 DIP switch SW05 to the OFF position e OFF position ...

Page 106: ...0mm for pipe and cable ected drill 4 100mm for pipe and cables and 1 5 8 s and 1 5 8 40mm for drain hose diameter holes on 40mm for drain hose diameter holes on the wall the wall 2 2 Drill holes for a Drill holes for anchor bolts according to the distance and mount them nchor bolts according to the distance and mount them 3 3 Install the unit onto the ceiling Be sure to arrange the drain hose so t...

Page 107: ... 1 Select pipe directions Select pipe directions When the directions are When the directions are selected drill 4 100mm for pipe and cabl selected drill 4 100mm for pipe and cables and 1 5 8 es and 1 5 8 40mm for drain hose diameter holes 40mm for drain hose diameter holes on the wall on the wall 2 2 Install the hanging plate acc Install the hanging plate according to the distance and mount it ord...

Page 108: ...nsulation tion 6 The EEV kit has to be installed 6 The EEV kit has to be installed that the user has no access that the user has no access to it built in type to it built in type 4 Drain Hose Installation 4 Drain Hose Installation Care must be taken when installing the drain hose for the indoor unit to ensure that any condensation Care must be taken when installing the drain hose for the indoor un...

Page 109: ...u install the indoor at the inclined floor please lean the set toward the drain hose 2 When you install the indoor at the inclined floor please lean the set toward the drain hose and pipe connection to prevent water overflowing and pipe connection to prevent water overflowing 3 3 The body front should be opened to connect pipes The body front should be opened to connect pipes Please release Please...

Page 110: ...ugh the bottom back hole The pipes cable should be gone through the bottom back hole 6 Please remove 6 items when set is installed 6 Please remove 6 items when set is installed 7 Drain Hose Installation 7 Drain Hose Installation 6 Ways to connect Drain Hose and Pipe 6 Ways to connect Drain Hose and Pipe ...

Page 111: ...110 110 Installation guide Installation guide 5 Wall mou 5 Wall mounted T nted Type ype 5 1 Installation Standard 5 1 Installation Standard 1 Overview 1 Overview ...

Page 112: ... in the picture and drill the hole with an inner di hole with an inner diameter of 3 1 8 80mm so that it slants slightly downwards ameter of 3 1 8 80mm so that it slants slightly downwards If If you you fix th fix the indo e indoor u or unit t nit to o a a Follow Follow step s step s Wall 3 Wall 3 Window Window frame frame 4 4 to to 6 6 Fix the installation pla Fix the installation plate to the wa...

Page 113: ...onnection Insulate the connection piping A joint pa Insulate the connection piping A joint part of pipe needs rt of pipe needs double thickness of insulation double thickness of insulation The EEV kit has to be installed that the user has no access to The EEV kit has to be installed that the user has no access to it built in type it built in type You can select the direction of t You can select th...

Page 114: ...or arsenic The place where there is mineral oil or arsenic acid acid Those parts may get damaged due to burned resin Those parts may get damaged due to burned resin The efficiency of the heat exchanger may reduce or the air conditioner may be out of order The efficiency of the heat exchanger may reduce or the air conditioner may be out of order The place where The place where corrosive gas such as...

Page 115: ... 1 Moving the Outdoor Unit 1 When moving with a crane or 1 When moving with a crane or straps straps Fasten the wire rop Fasten the wire rope as seen in e as seen in the picture the picture A A To To protect protect damage damage or or scratches scratches insert insert a a piece piece of of cloth cloth between between the the outdoor outdoor unit unit and and the the wire rope wire rope 2 When mov...

Page 116: ...hing Fasteners Open the bottom cabinet with screw driver Open the bottom cabinet with screw driver Detach nut washer washer Detach nut washer washer and stopper nut from compressors with a tool and stopper nut from compressors with a tool Refasten the nut washer only Refasten the nut washer only ...

Page 117: ...e snow 3 Ventilation system will be better installed for the case of the refrigerant leakage in a closed room 3 Ventilation system will be better installed for the case of the refrigerant leakage in a closed room even if R410A is nonpoisonous and noninflammable refrigerant even if R410A is nonpoisonous and noninflammable refrigerant 4 Install the railing around the outdoor unit to prevent falling ...

Page 118: ...117 117 5 5 Outdoor Units installation Outdoor Units installation 4 Space Requirements 4 Space Requirements 1 Single 1 Single Installation Installation 2 Group 2 Group Installation Installation ...

Page 119: ...ditionally considering effects from typhoon and seasonal wind Anti corrosion type must be additionally considering effects from typhoon and seasonal wind Anti corrosion type must be selected Special coating must be applied selected Special coating must be applied 3 All the ventilation systems which are installed outdoors should be apart from the outdoor unit In 3 All the ventilation systems which ...

Page 120: ...utdoor Unit 2 Outdoor Unit Installatio Installation n 3 Outdoor Unit Base Mount and Anchor Bolt 3 Outdoor Unit Base Mount and Anchor Bolt Position Position Heat Pump Heat Pump RVXVHT080 100 120 RVXVHT080 100 120 RVXVHT140 160 RVXVHT140 160 Heat Recovery Heat Recovery RVXVRT080 100 120 RVXVRT080 100 120 RVXVRT140 160 RVXVRT140 160 A A 880 880 1200 1200 B B 738 738 1058 1058 ...

Page 121: ...asher to prevent the outdoor unit bolt connection part from corroding m corroding 2 When connecting the pipes 2 When connecting the pipes Check the strength of the roof to install the outdoor unit and make sure to have a waterproof Check the strength of the roof to install the outdoor unit and make sure to have a waterproof floor of the roof floor of the roof Make sure that a proper Make sure that...

Page 122: ...ion must be 1 5 times larger than the outdoor unit r unit Concrete foundation shouldn t be slanted and condensed water needs to flow away without Concrete foundation shouldn t be slanted and condensed water needs to flow away without any stagnation any stagnation 2 2 After After placing placing the the outdoor outdoor unit unit on on the the basic basic foundation foundation fix fix the the outdoo...

Page 123: ... 2 When Installing Single Outdoor Unit 2 When Installing Single Outdoor Unit 3 When Installing Multiple Outdoor Unit 3 When Installing Multiple Outdoor Unit 4 Caution 4 Caution 1 1 Do not install a Do not install a trap on the pipe And install trap on the pipe And install the drainpipe horizontally with a sl the drainpipe horizontally with a slope of 1 50 or more ope of 1 50 or more 2 Insulate the...

Page 124: ... Outdoor Units installation 7 Exhaust Duct Installation 7 Exhaust Duct Installation 1 Installing Duct for Horizontal Exhaust Duct 1 Installing Duct for Horizontal Exhaust Duct 2 Recommended Case 2 Recommended Case Before After Before After ...

Page 125: ...ents subject to strong winds or rai environments subject to strong winds or rain install air inle n install air inlet and outlet ducting as shown below t and outlet ducting as shown below Caution Caution a The frame foundation should be higher than expected a The frame foundation should be higher than expected snowfall snowfall b When installing on a roof subject to strong wind countermeasures mus...

Page 126: ...25 5 5 Outdoor Units installation Outdoor Units installation 2 Dimensional Drawing of Snow proof Duct 2 Dimensional Drawing of Snow proof Duct 1 Small Chassis 1 Small Chassis 2 Large Chassis 2 Large Chassis ...

Page 127: ...uver installation 1 Opening rate 80 and more 1 Opening rate 80 and more 2 Louver angle Blade Slope 20 and le 2 Louver angle Blade Slope 20 and less ss 3 Louver shape Don t use drainable blade type 3 Louver shape Don t use drainable blade type Good Good Bad Bad 4 4 Air velocity of inlet side 2 0m s and less Air velocity of inlet side 2 0m s and less ...

Page 128: ... All wiring components and materials to be procured on the site must comply with the applicable local and national codes local and national codes 2 Be sure to comply with the specifications of the circuit breaker and power cable in installation 2 Be sure to comply with the specifications of the circuit breaker and power cable in installation manual manual 2 Power Supply 2 Power Supply and Communic...

Page 129: ...n guide 3 Circuit 3 Circuit Breake Breaker I r Installation nstallation 1 3 phase 4 wires 1 3 phase 4 wires Case 1 Case 1 Case 2 Case 2 2 3 phase 3 wires a 2 3 phase 3 wires and 1 phase 2 wires nd 1 phase 2 wires Case 1 Case 1 Case 2 Case 2 ...

Page 130: ...del 2 HR Model 2 HR Model If the communication cable between indoor and outdoor units and the communication cable If the communication cable between indoor and outdoor units and the communication cable among outdoor units are among outdoor units are crossed communication isn t available crossed communication isn t available ...

Page 131: ... according to a blueprint 3 Install the wire box wi 3 Install the wire box with uncovered insulation tube to the product th uncovered insulation tube to the product 4 During the installation in the site make sure the wires and pipes do not contact each other 4 During the installation in the site make sure the wires and pipes do not contact each other because the vibration of compressor and because...

Page 132: ... an make damage to wiring Good Good Bad Bad 7 Circuit 7 Circuit Breake Breaker I r Installation nstallation 1 Install a circuit breaker For safety and maintenance we strongly recommend that MCCB and ELB 1 Install a circuit breaker For safety and maintenance we strongly recommend that MCCB and ELB and or ELCB alone have to be install and or ELCB alone have to be installed every outdoor unit ed ever...

Page 133: ...n Group Installation Group Installation Press K2 button 3 times Press K2 button 3 times for pump down operation for pump down operation Push K4 button 4 times for Push K4 button 4 times for checking low pressure 1 checking low pressure 1 1 40 32 1 40 32 4 means low pressure view mode 4 means low pressure view mode 0 32 means low pressure is 3 2kgf 0 32 means low pressure is 3 2kgf g g If low press...

Page 134: ...ly ickly 2 Procedure of Pump down operation 2 Procedure of Pump down operation Close Liquid SVC Close Liquid SVC Valve of Valve of outdoor unit to carry out pump outdoor unit to carry out pump out operation out operation r ro ou up p n ns s a a a a o on n Press K1 button for assigning Press K1 button for assigning the outdoor unit 1 the outdoor unit 1 Push K4 button 4 times for Push K4 button 4 ti...

Page 135: ...nly 2 Check List 2 Check List Contents Contents Check Check Outdoor Unit Outdoor Unit The number of connected indoor unit The number of connected indoor unit Outdoor unit address Outdoor unit address The number of connected MCU HR mod The number of connected MCU HR model only el only EEV Kit EEV Kit Indoor unit address Indoor unit address MCU MCU Indoor unit Indoor unit s activating s activating s...

Page 136: ...d drain properly insulated Have you completed the gas leak and drain test Have you completed the gas leak and drain test Is the wiring route correct Is the wiring route correct Have you performed the earth work to the Have you performed the earth work to the outdoor unit outdoor unit Are Are wiring wiring specifications specifications according according to to the the installation installation man...

Page 137: ...136 136 Installation guide Installation guide ...

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