Installation manual
Contents
1. lt 1 Attaching the ferrite core gt Stripping length power cord and To Indoor unit Power supply connecting wire terminal block terminal block 000 5 9 E E a T o JS Of 50 Earth screw Banding band Earth line Connecting wire Pipe valve fixing Power supply plate wire Clamp the indoor outdoor connecting wire 3 and the earth wire together with the ferrite core with the supplied banding band 18 18 EN 19 EN Digital Inverter Outdoor Unit Installation Manual e _ __ _ __ lt 2 Attaching the clamp filter gt CN301 CN300 1m i i l OO 6 el e e Fan motor lead wire Lower side s J hy Banding band o E Clamp filter x To o a e E Ee am o o Attach the supplied clamp filter to the lower outdoor fan motor lead wire Make sure that the claw of the clamp filter is securely locked e Pass the supplied banding band through the upper hole of the clamp filter to clamp it together with the fan motor lead wire The fan motor lead wires are connected to the connectors CN301 and C2. As shown in the figure be sure to use two 1 Align the centers of the connecting pipes and fully tighten the flare nut with fingers Then fix the nut with a spanner as shown in the figure spanners to loosen or tighten the flare nut of the valve on the gas side If you use a single spanner the flare nut cannot be tightened to the required tightening torque On the other hand use a single spanner to loosen or tighten the flare nut of the valve on the liquid side Unit Nem Outer dia of copper pipe Tightening torque 9 5 mm diam 33 to 42 3 3 to 4 2 kgf m 15 9 mm diam 68 to 82 6 8 to 8 2 kgfem Half union or packed valve P Externally S Internally threaded side threaded side Tighten with torque wrench Fix with spanner Flare nut Cover Flare nut Valve at gas side 12 EN Digital Inverter CAUTION 1 Do not put the spanner on the cap or cover The valve may be broken 2 If applying excessive torque the nut may be broken according to some installation conditions After the installation work be sure to check gas leak of connecting part of the pipes with nitrogen NO GOOD Cover E Refrigerant Pipe Length Outdoor Unit Installation Manual e Pressure of R410A is higher than that of R22 Approx 1 6 times Therefore using a torque wrench tighten the flare pipe connecting sections which connect the indoor
3. EEPROM error Communication error between IPDU No abnormal stop G Tr short circuit protection Detect circuit error Current sensor error Comp lock error O O O 00E O O O ejo 0O 0 0 0 0 0 0 0 0 0 O O O O 0 O eje o O O OC OC C e 0 O Comp break down a 22 EN 23 EN Digital Inverter 1 4 APPENDIX Instruction of Works The existing R22 and R407C piping can be reused for our digital inverter R410A products installations NOTE Confirmation of existence of scratch or dent of the former pipes to be applied and also confirmation of reliability of the pipe strength are conventionally referred to the local site If the definite conditions can be cleared it is possible to update the existing R22 and R407C pipes to those for R410A models Basic conditions need to reuse the existing pipe Check and observe three conditions of the refrigerant piping works 1 Dry There is no moisture inside of the pipes 2 Clean There is no dust inside of the pipes 3 Tight There is no refrigerant leak Restricted items to use the existing pipes In the following cases the existing pipes cannot be reused as they are Clean the existing pipes or exchange them with new pipes 1 When a scratch or dent is heavy be sure to use the new pipes for the works 2 When the thi
4. he outdoor unit only with the fixing leg If only the end of the fixing leg is supported it may be deformed e Foundation gt Set the out margin of the anchor bolt to 15 mm or less 15 or less Digital Inverter Outdoor Unit Installation Manual In case of drainning through the drain hose attach the following drain nipple and the waterproof rubber cap and use the drain hose Inner diam 16 mm sold on the market And also seal the screws securely with silicone material etc so that water does not drop down Some conditions may cause dewing or dripping of water When collectively draining discharged water completely a drain pan must be made locally ES A WA L Waterproof rubber cap Drain nipple 5pcs Drain nipple Waterproof rubber cap E For Reference If a heating operation would be continuously performed for a long time under the condition that the outdoor temperature is O C or lower draining of defrosted water may be difficult due to freezing of the bottom plate resulting in a trouble of the cabinet or fan It is recommended to procure an anti freeze heater locally for a safety installation of the air conditioner For details contact the dealer 10 10 EN Digital Inverter Outdoor Unit Installation Manual 5 REFRIGERANT PIPING E Optional Installation Parts Local Procure E Knockout of Pipe Cover TOSHIBA Parts name Q ty Refri
5. Execute vacuuming until the compound pressure gauge indicates 101kPa 76cmHg 1 v Close handle Low completely V Turn OFF the vacuum pump v Leave the vacuum pump as itis for 1 or 2 minutes and check the indicator of the compound pressure gauge does not return V Open fully the valve stem or the valve handle First at liquid side then gas side V 14 continued y Disconnect the charge hose from the charge port y Tighten valve and caps of the charge port surely 1 Use the vacuum pump vacuum pump adapter and gauge manifold correctly referring to the manuals supplied with each tool before using them Check that the vacuum pump oil is filled up to the specified line of the oil gauge 2 When air is not charged check again whether the connecting port of the discharge hose which has a projection to push the valve core is firmly connected to the charge port Compound pressure gauge 101 kPa pa 76 cmHg Pressure gauge ra Gauge manifold valve Sf a Handle Hi Keep fully closed Charge hose For R410A only Vacuum pump adapter for Ma counter flow prevention For R410A only Handle Lo Charge hose For R410A only Charge port Valve core Setting pin Packed valve at gas side 14 EN Digital Inverter How to open the valve Confirm the s
6. apply the refrigerator oil to the flare surface 24 24 EN EH99861901
7. communication equipment is used Installation in this place may cause malfunction of the air conditioner abnormal control or problems due to noise to such equipment A place where the discharged air of the outdoor unit blows against the window of the neighboring house A place where the operating noise of the outdoor unit is transmitted When the outdoor unit is installed in an elevated position be sure to secure its feet A place where the drain water does not make any problem Outdoor Unit Installation Manual N CAUTION Install the outdoor unit at a place where discharge air is not blocked When an outdoor unit is installed in a place that is always exposed to a strong wind like a coast or on a high storey of a building secure a normal fan operation by using a duct or a wind shield When installing the outdoor unit in a place that is constantly exposed to a strong wind such as the upper stairs or rooftop of a building apply the windproof measures referring to the following examples 1 Install the unit so that its discharge port faces to the wall of the building Keep a distance 500 mm or more between the unit and the wall surface 2 Supposing the wind direction during the operation season of the air conditioner install the unit so that the discharge portis set at right angle to the wind direction Strong wind When using an air conditioner under low outside temperature condition O
8. of a switch with a contact separation of at least 3 mm The installation fuse 40 A All type fuse can be used must be used for the power supply line of this conditioner 3 INSTALLATION OF NEW REFRIGERANT AIR CONDITIONER The R410A refrigerant is more susceptible to impurities such as water oxide membrane oils and fats With the adoption of the new refrigerant refrigerating oil has also been changed Be careful so that water dust conventional refrigerant and or conventional refrigerating oil do not enter the refrigerating cycle of the new refrigerant air conditioner To prevent different refrigerant or refrigerating oil being mixed the sizes of the charging port of the unit and the installation tool connecting sections are different from the conventional refrigerant Accordingly the following exclusive tools are required for the new refrigerant R410A 4 4 EN 5 EN Digital Inverter Outdoor Unit Installation Manual E Required Tools Equipment and Precautions for Use Prepare the tools and equipment listed in the following table before starting installation work Newly prepared tools and equipment must be used exclusively Legend A Prepared newly Use for R410A only Do not use for refrigerant R22 or R407C etc Conventional tools equipment are available Tools equipment Use How to use tools equipment Gauge manifold Charging hose Vacuuming charging refrigerant and operation check Prepared
9. AACA TOSHIBA Leading Innovation gt gt gt AIR CONDITIONER SPLIT TYPE Installation manual Outdoor Unit Model name RAV SM1603AT E RAV SM1603ATZ E RAV SM1603ATZG E HFC Not accessible to the general public Vente interdite au grand public Kein ffentlicher Zugang Non accessibile a clienti generici No destinado al publico en general Nao acess vel ao p blico em geral Niet geschikt voor huishoudelijk gebruik Mn TrpooBaGolpo ATT TO YEVIK KOIV HegoctyneH ana NOCTOPOHHUX Genel eri ime a k de ildir Installation manual Air conditioner Split type Manuel d installation Climatiseur Type split Installations handbuch Klimagerat Split typ Manuale di installazione Condizionatore d aria Tipo split Manual de instalaci n Aire acondicionado Tipo split Manual de Instalac o Ar condicionado Tipo split 121 MATES Installatiehandleiding Airconditioner Gesplitst type 145 WEEG Evxelpidio eyKAT CTAONS KAINATIOTIKO T rrou Split 169 PyKOBOACTBO NO yCTaHOBKe KOHAULMOHep Bo3ayxa cnnut cuctema 193 Montaj Kilavuzu Klima Split tip 217 Digital Inverter Outdoor Unit Installation Manual Please read this Installation Manual carefully before installing the Air Conditioner This Manual describes the installation method of the outdoor unit For installation of the indoor unit follow the Installation Manual attached to the indoo
10. C standards for twin triple systems Ferrite core 1 Color White Used for indoor outdoor connecting wires For conforming to EMC standards for twin triple systems Clamp filter 1 Color Gray Used for outdoor fan motor lead wire Banding band 2 For conforming to EMC standards for twin triple systems For clamping the clamp filter and ferrite core E Refrigerant Piping e Piping kit used for the conventional refrigerant cannot be used Use copper pipe with 0 8 mm or more thickness for 9 5 mm Use copper pipe with 1 0 mm or more thickness for 015 9 mm Flare nut and flare works are also different from those of the conventional refrigerant Take out the flare nut attached to the air conditioner and use it 2 EN 3 EN Digital Inverter Outdoor Unit Installation Manual 2 PRECAUTIONS FOR SAFETY Ensure that all Local National and International regulations are satisfied Read this PRECAUTIONS FOR SAFETY carefully before Installation The precautions described below include the important items regarding safety Observe them without fail After the installation work perform a trial operation to check for any problem Follow the Owner s Manual to explain how to use and maintain the unit to the customer Turn off the main power supply switch or breaker before the unit maintenance Ask the customer to keep the Installation Manual together with the Owner s Manual WARNING Ask an authorized dealer or qualifi
11. If there is a leak at a connecting part air is sucked and the internal pressure further increases which may cause a burst or injury Operate the air conditioner in the correct procedure specified in the Owner s Manual 11 ANNUAL MAINTENANCE e For Air conditioning system which is operated regularly cleaning and maintenance of the indoor outdoor units are strongly recommended As a general rule if an indoor unit is operated for about 8 hours daily the indoor outdoor units will need to be cleaned at least once every 3 month This cleaning and maintenance shall be carried out by a qualified person Failure to clean the indoor outdoor units regularly will result in poor performance icing water leaking and even compressor failure 20 20 EN Digital Inverter E Handling Existing Pipe When using the existing pipe carefully check it for the following e Wall thickness within the specified range Scratches and dents e Water oil dirt or dust in the pipe e Flare looseness and leakage from welds Deterioration of copper pipe and heat insulator Cautions for using existing pipe Do not reuse the flare to prevent gas leak Replace it with the supplied flare nut and then process it to a flare Blow nitrogen gas or use an appropriate means to keep the inside of the pipe clean If discolored oil or much residue is discharged wash the pipe Check welds if any on the pipe for gas leak When the pipe corresponds to
12. N300 on the P C board of the outdoor unit 19 Digital Inverter Outdoor Unit Installation Manual 8 1 OTEST RUN EARTHING N WARNING Be sure to connect earth wire grounding work Incomplete grounding cause an electric shock Connect the earth line properly following applicable technical standards Connecting an earth line is essential to prevent electric shock and to reduce noise and electricity charge on the outdoor unit surface due to high frequency generated by the frequency converter inverter in the outdoor unit If you touch the charged outdoor unit without earth line you may feel electric shock FINISHING After the refrigerant pipe inter unit wires and drain pipe have been connected cover them with finishing tape and clamp them to the wall with off the shelf support brackets or equivalent Keep the power wires and indoor outdoor connecting wires off the valve on the gas side or pipes that have no heat insulator Turn on the leakage breaker at least 12 hours before starting a test run to protect the compressor during startup To protect the compressor power is supplied from the 220 240 VAC input to the unit to preheat the compressor Check the following before starting a test run All pipes are connected securely without leak The valve is open If the compressor is operated with the valve closed the outdoor unit is overpressurized which may damage the compressor or other components
13. YES Clean the pipes or use the new pipes Was not largely discolored oil or a large quantity of remains discharged When the oil deteriorates the color of the oil changes to muddy and black color Connect the indoor outdoor units to the existing pipe Use a flare nut attached to the main unit for the indoor outdoor units Do not use the flare nut of the existing pipe Re machine the flare machining size to size for R410A Ein case that the gas pipe 19 mm is used for the outdoor Piping necessary to change the flare nut unit of SP80 3 HP or bigger machining size due to pipe compression Gas pipe size of our R410A model 3 to 6HP is 415 9 mm ee gt Turn the existing pipe switch on the cycle control P C 1 Mare nut width M board of the outdoor unit to ON side Copper pipe At shipment from factory OFF ON for existing pipe outer dia Refer to the table below Be sure to set the contents in the table below in order to restrict the refrigerating cycle pressure of the equipment in the pipe standard Existing pipe SW For R410A 17 22 For R22 Same as above Switch 6 HP Bit 5 of SW801 ON 2 Flare machining size A Copperpipe 26 4 995 012 7 For R410A 9 1 13 2 16 6 For R22 9 0 13 0 16 2 Becomes large a little for R410A Airtight test Vacuum dry Refrigerant charge Gas leak check Trial run Do not
14. alfunction of the compressor or other devices E Airtight test 1 Before starting an airtight test further tighten the spindle valves on the gas side and liquid side 2 Pressurize the pipe with nitrogen gas charged from the service port to the design pressure 4 15 Mpa to conduct the airtight test 3 After the airtight testis completed evacuate the nitrogen gas Air purge For air purge use a vacuum pump Do not use refrigerant charged in the outdoor unit for air purge The refrigerant for air purge is not contained in the outdoor unit Electrical wiring Be sure to fix the power wires and indoor outdoor connecting wires with clamps so that they do not contact with the cabinet etc Earthing WARNING Make sure that proper earthing is provided Improper earthing may cause electric shock For how to check earthing contact the dealer who installed the air conditioner or a professional installation company e Proper earthing can prevent charging of electricity on the outdoor unit surface due to high frequency of the frequency converter inverter in the outdoor unit as well as prevent electric shock If the outdoor unit is not properly earthed you may feel electric shock e Be sure to connect earth wire grounding work Incomplete grounding cause an electric shock Do not connect ground wires to gas pipes water pipes lightning rods or ground wires for telephone wires Test Run Tur
15. any of the following do not use it Install a new pipe instead The pipe has been open disconnected from indoor unit or outdoor unit for a long period The pipe has been connected to an outdoor unit that does not use refrigerant R22 R410A or R407C The existing pipe must have a wall thickness equal to or larger than the following thickness Reference outside diameter mm Wall thickness mm 9 5 0 8 15 9 1 0 19 0 1 0 Never use any pipe with a wall thickness less than these thicknesses due to insufficient pressure capacity To use an existing 19 0 mm pipe set bit 5 of SW801 switch for existing pipe on the P C board ofthe outdoor unitto ON In this case the heating performance may be reduced depending on the outside air temperature and room temperature Sonan augnn 21 Outdoor Unit Installation Manual 7 2 FUNCTIONS TO BE IMPLEMENTED LOCALLY E Recovering Refrigerant Use the refrigerant recovery switch SW802 on the P C board of the outdoor unit to recover refrigerant when the indoor unit or outdoor unit is moved Procedure 1 Turn on the power of the air conditioner 2 Select the FAN mode for indoor unit operation with the remote controller 3 Press the refrigerant recovery switch SW802 on the P C board of the outdoor unit to drive the air conditioner into the forced cooling mode for up to 10 minutes Open the valve to start refrigerant rec
16. ckness of the existing pipe is thinner than the specified Pipe diameter and thickness be sure to use the new pipes for the works The operating pressure of R410A is high 1 6 times of R22 and R407C If there is a scratch or dent on the pipe or thinner pipe is used the pressure strength is poor and may cause breakage of the pipe at the worst Pipe diameter and thickness mm Pipe outer diameter 26 4 29 5 912 7 915 9 819 0 R410A Thickness 08 08 08 10 10 R22 R407C e In case that the pipe diameter is 112 7 mm or less and the thickness is less than 0 7 mm be sure to use the new pipes for works 3 The pipes are left as coming out or gas leaks Poor refrigerant e There is possibility that rain water or air including moisture enters in the pipe 4 Refrigerant recovery is impossible Refrigerant recovery by the air purge operation on the existing air conditioner e There is possibility that a large quantity of poor oil or moisture remains inside of the pipe 5 A dryer on the market is attached to the existing pipes There is possibility that copper green rust generated Outdoor Unit Installation Manual 6 Check the oil when the existing air conditioner was removed after refrigerant had been recovered In this case if the oil is judged as clearly different compared with normal oil The refrigerator oil is copper rust green There is possibility that moistu
17. ed amount of refrigerant from the charge port of the valve on the gas side during cooling Requirement for replenishing refrigerant Replenish liquid refrigerant When gaseous refrigerant is replenished the refrigerant composition varies which disables normal operation Additional amount of refrigerant 31 50m L 40gx L 30 e L Pipe length For additional amount of refrigerant for twin system and triple system refer to the installation manual supplied with the branching pipe sold separately The refrigerant need not be reduced for a 30 meter or less refrigerant pipe Digital Inverter ELECTRICAL WORK N WARNING 1 Using the specified wires ensure to connect the wires and fix wires securely so that the external tension to the wires do not affect the connecting part of the terminals Incomplete connection or fixation may cause a fire etc 2 Be sure to connect earth wire grounding work Incomplete grounding cause an electric shock Do not connect ground wires to gas pipes water pipes lightning rods or ground wires for telephone wires Appliance shall be installed in accordance with national wiring regulations Capacity shortage of power circuit or incomplete a installation may cause an electric shock or a fire N CAUTION Wrong wiring may cause a burn out to some electrical parts Be sure to use the cord clamps attached to the product Do
18. ed installation professional to install maintain the air conditioner Inappropriate installation may result in water leakage electric shock or fire Be sure to connect earth wire grounding work Incomplete grounding cause an electric shock Do not connect ground wires to gas pipes water pipes lightning rods or ground wires for telephone wires Turn off the main power supply switch or breaker before attempting any electrical work Make sure all power switches are off Failure to do so may cause electric shock Use an exclusive power circuit for the air conditioner Use the rated voltage Connect the connecting wire correctly If the connecting wire is connected in a wrong way electric parts may be damaged When moving the air conditioner for the installation into another place be very careful not to enter any gaseous matter other than the specified refrigerant into the refrigeration cycle If air or any other gas is mixed in the refrigerant the gas pressure in the refrigeration cycle becomes abnormally high and it may resultingly causes pipe burst and injuries on persons Do not modify this unit by removing any of the safety guards or by by passing any of the safety interlock switches After unpacking the unit examine it carefully if there are possible damage Do not install in a place that might increase the vibration of the unit To avoid personal injury with sharp edges be careful when handling parts Perform installation work p
19. ess less than these thicknesses due to insufficient pressure capacity When using general copper pipes e Use general copper pipes with a wall thickness of 0 8 mm for 06 4 mm 9 5 mm and 12 7 mm and with a wall thickness of 1 0 mm for 015 9 mm Never use any copper pipes with a wall thickness less than these thicknesses Flare nuts and flare machining The flare nuts and flare machining are different from those for the conventional refrigerant Use the flare nuts supplied with the air conditioner or those for R410A e Before performing flare machining carefully read REFRIGERANT PIPING Digital Inverter 4 Outdoor Unit Installation Manual SELECTION OF INSTALLATION E Before installation Be careful to the following items before installation Length of refrigerant pipe Length of refrigerant pipe connected to Item indoor outdoor unit Addition of refrigerant is 5m to 30 m unnecessary at the local site lt Addition of refrigerant gt 31 m to 50 m Add 40 g of refrigerant for every 1m of pipe which exceeds 30 m Caution at addition of refrigerant When the total length of refrigerant pipe exceeds 30 m add 40 g m of refrigerant and the maximum total length of pipe is 50 m Max amount of additional refrigerant is 800 g Charge the refrigerant accurately Overcharge may cause a serious trouble of compressor Do not connect a refrigerant pipe shorter than 5m This may cause a m
20. gerant piping A Liquid side 19 5 mm Gas side 15 9mm Pipe insulating material polyethylene foam 10 mm thick Rear direction C Putty PVC tapes Each one 1 Each one Pipe cover ES Side direction E Refrigerant Piping Connection Front direction 7 iji Down direction N CAUTION O TAKE NOTICE THESE IMPORTANT P f 4 POINTS BELOW FOR PIPING WORK The indoor outdoor connecting pipes can be 1 Keep dust and moisture away from inside connected to 4 directions the connecting pipes awed place quale ig earn m 2 Tightly connect the connection between pip p 9 pipes and the unit late P 3 Evacuate the air in the connecting pipes using VACUUM PUMP Check gas leak at connected points e Detach the piping cover and give an impact on the knockout section a few times with the shank 4 of a screwdriver A knockout hole can easily be punched Vv Piping connection After punching the knockout hole remove burrs of the hole and then install the supplied Liquid side Gas side protective bush and guard material for passage Outer j Outer part to protect wires and pipes diameter Thickness diameter Thickness Be sure to attach the pipe covers after pipes 9 5 mm 0 8 mm 15 9 mm 1 0 mm have been connected Cut the slits under the pipe covers to facilitate the installation Flaring After connecting the pipes be sure to mo
21. his product can be connected to the mains Connection to the fixed wiring A switch which disconnects all poles and has a contact separation of at least 3 mm must be incorporated in the fixed wiring Synchronous triple system Outdoor Unit Installation Manua z Wiring diagram For details of wiring installation of the remote controller refer to the Installation Manual enclosed to in the remote controller Vv Single system Remote controller Remote controller wiring Indoor side Indoor Outdoor connecting wires Outdoor side 220 240V Vv Synchronous twin system Remote controller Remote controller wiring Indoor side Indoor Outdoor connecting wires r Indoor power oras LS 7 inter unit wiring 220 240V Remote controller Remote controller tata Remote controller inter unit wiring inter unit wiring wiring Tr e Fin des 1 J s i 8 i Indoor side Indoor side Indoor side Indoor Outdoor L connecting wires p 9 T Indoor power Outdoor side t 220 240V inter unit wiring Indoor power inter unit wiring Use 2 core shield wire MVVS 0 5 to 2 0 mm or more for the remote controller wiring in the synchronous twin and synchronous triple systems to prevent noise problems Be sure to connect both ends of the shield wire to the earth Connect earth wire for each indoor unit in the synchronous twin and synchronous triple sy
22. le system there is a case of using branch pipe that has insufficient compressive strength In this case please change it to the branch pipe for R410A Curing of pipes When removing and opening the indoor unit or outdoor unit for a long time cure the pipes as follows e Otherwise rust may generate when moisture or foreign matter due to dewing enters in the pipes The rust cannot be removed by cleaning and a new piping work is necessary Place position Term Curing manner 1 month or more Pinching Outdoors Less than 1 month Pinching or taping Indoors Every time 23 Digital Inverter Outdoor Unit Installation Manual YES Is there no scratch or dent on the existing pipes Existing pipes Can not be used e Use a new pipes NO NO Is it possible to operate the existing air conditioner e For cleaning the pipes and recovering of oil After the existing air conditioner operated in cooling mode for approx 30 minutes or longer recover the refrigerant Nit 05M e Refrigerant recovery Pump down method Nitrogen gas pressure 0 5 Mpa e Remove the existing air conditioner from the piping and carry out flashing nitrogen pressure 0 5 Mpa to remove the remains inside of the pipe Note In case of twin also be sure to flash the O branching pipe If there is discharge of remains it is judged that there is a large quantity of remains
23. n on the leakage breaker at least 12 hours before starting a test run to protect the compressor during startup CAUTION Incorrect work may result in a malfunction or complaints of customers 6 EN 7 EN Digital Inverter E Installation Place N WARNING Install the outdoor unit properly at a place that is durable enough to the weight of the outdoor unit Insufficient durability may cause the outdoor unit to fall which may result in injury CAUTION Do not install the outdoor unit at a place subject to combustible gas leak Accumulation of combustible gas around the outdoor unit may cause a fire Install the outdoor unit at a place that meets the following conditions after customer s consent is obtained A well ventilated place free from obstacles near the air inlets and air outlet A place that is not exposed to rain or direct sunlight A place that does not increase the operating noise or vibration of the outdoor unit A place that does not cause any drainage problem with discharged water Do not install the outdoor unit at the following places A place full of saline atmosphere coastal area or sulfide gas hot spring area Special maintenance is required A place subject to oil vapor oily smoke or corrosive gas A place where organic solvent is used A place where high frequency equipment including inverter equipment private power generator medical equipment and
24. newly for R410A only Prepared newly for R410A only Charging cylinder Can not be used Unusable Use the refrigerant charging measure instead Gas leak detector Gas leak check Prepared newly Vacuum pump with backflow prevention function Vacuum drying Unusable Vacuum pump with backflow prevention function Vacuum drying R22 Conventional tools Flare tool Flare machining of pipes Usable if dimensions are adjusted Bender Bending pipes R22 Conventional tools Refrigerant recovery equipment Refrigerant recovery For R410A only Torque wrench Tightening flare nuts Exclusive for 12 7 mm and 15 9 mm Pipe cutter Cutting pipes O R22 Conventional tools Refrigerant cylinder Charging refrigerant For R410A only Discriminated by the refrigerant name on the cylinder Welding machine and nitrogen cylinder Welding pipes R22 Conventional tools Refrigerant charging measure Charging refrigerant R22 Conventional tools E Refrigerant Piping New refrigerant R410A When using the conventional piping kit When using the conventional piping kit that has no indication of applicable refrigerant types be sure to use it with a wall thickness of 0 8 mm for 6 4 mm 09 5 mm and 12 7 mm and with a wall thickness of 1 0 mm for 15 9 mm Never use the conventional piping kit with a wall thickn
25. not damage or scratch the conductive core and inner insulator of power and inter connecting wires when peeling them Use the power and Inter connecting wires with specified thickness specified type and protective devices required e Remove the panel and you can see electric parts on the front side A metal pipe can be installed through the hole for wiring If the hole size does not fit the wiring pipe to be used drill the hole again to an appropriate size Be sure to clamp the power wires and indoor outdoor connecting wires with banding band along the connecting pipe so that the wires do not touch the compressor or discharge pipe The compressor and the discharge pipe become hot 16 Outdoor Unit Installation Manual Furthermore be sure to secure these wires with the pipe valve fixing plate and cord clamps stored in the electric parts box 24 Electric parts box Pipe valve Panel fixing plate Cord clamp Pipe hole E Wiring between Indoor Unit and Outdoor Unit The dashed lines show on site wiring Indoor outdoor Main circuit connecting wires w t 48 o 1 1 220 240 V 70 Pa 50 Hz 70 controller 0 Outdoor unit Indoor unit Earth Leakage Earth breaker Connect the indoor outdoor connecting wires to the identical terminal numbers on the terminal block of each unit Incorrect connection may cause a failure For the air condi
26. or more units 200 or more l Y Y Dpi age 0 30 8 or more Y 300 y or more re or mo gt T _ Serial installation at front and rear sides Open the upper side and both right and left sides The height of obstacle at both front and rear sides should be lower than the height of the outdoor unit Vv Standard installation af fe af af p lA k K k 1000 300 1500 2000 200 ormore ormore or more or more or more E Installation of Outdoor Unit e Before installation check strength and horizontality of the base so that abnormal sound does not generate According to the following base diagram fix the base firmly with the anchor bolts Anchor bolt nut M10 x 4 pairs Drain hole Drain nipple mounting hole Drain hole 9 EN Outdoor Unit Installation Manual As shown in the figure below install the foundation and vibration proof rubbers to directly support the bottom surface of the fixing leg that is in contact with the bottom plate of the outdoor unit When installing the foundation for an outdoor unit with downward piping consider the piping work GOOD Absorb vibration with vibration Fixing leg proof rubbers Foundation Bottom plate of outdoor unit Foundation Support the bottom surface of the fixing leg in contact with the bottom plate of the outdoor unit NO GOOD po not support
27. outdoor units at the specified tightening torque Incomplete connections may cause not only a gas leak but also a trouble of the refrigeration cycle Do not apply refrigerating machine oil to the flared surface Single emer aa Height difference Indoor outdoor H m Pipe diameter mm Hine bent Total length L Indoor unit Upper Outdoor unit Lower Gas side Liquid side i ar or less 50 30 30 15 9 9 5 Simultaneous twin triple Allowable pipe length m Height difference m Pipe diameter mm Number of bent Total Distributed Distributed Indoor outdoor H Indoor Main pipe Branching pipe portions length pipes pipes indoor E ae x a System 91422 le 2 La le L3 2 Indoor Outdoor Ah Gas side Liquid Gas side Liquid a1 23 e 23 24 23 unit unit side side e 1 24 Maximum 4 2 PPer lcd lad Maximum Maximum TWIN 50 15 10 30 30 0 5 15 9 9 5 15 9 9 5 10 or less TRIPLE 50 15 10 30 30 0 5 15 9 9 5 012 7 26 4 10 or less Figure of Single Indoor Unit Indoor Unit Figure of Simultaneous twin Indoor Unit Figure of Simultaneous triple Indoor Unit noon unit Indoor Unit 13 13 EN Digital Inverter 6 AIR PURGING E Airtight test Outdoor Unit Installation Manual Before starting an airtight test further tighten the spindle valves on the gas
28. overy 4 Upon completion of refrigerant recovery close the valve and press SW802 for at least one second to stop operation 5 Turn off the power lt L Outdoor unit P C board DANGER Take care for an electric shock because the P C board is electrified Digital Inverter 13 TROUBLESHOOTING You can perform fault diagnosis of the outdoor unit with the LEDs on the P C board of the outdoor unit Outdoor Unit Installation Manual in addition to check codes displayed on the wired remote controller of the indoor unit Use the LEDs and check codes for various checks Details of check codes displayed on the wired remote controller of the indoor unit are described in the Installation Manual of the indoor unit LED indication and code checking LED indication Cycle control P C board LED indication D800 D801 D802 D803 Cause D800 O Red D801 O Yellow D802 O Yellow D803 O Yellow O Rapid flash Go off O Go on O Heat exchanger sensor TE error Suction sensor TS error Discharge sensor TD error Thermostat for compressor activated Outdoor temperature sensor TO error DC outdoor fan error Upper side DC outdoor fan error Lower side Communication error between IPDU Abnormal stop Comp case thermo operate Serial signal error Discharge temp error
29. r unit ADOPTION OF NEW REFRIGERANT This Air Conditioner is a new type which adopts a new refrigerant HFC R410A instead of the conventional refrigerant R22 in order to prevent destruction of the ozone layer Contents 1 ACCESSORY PARTS AND REFRIGERANT 0000 eee eeeeueuenunae 2 2 PRECAUTIONS FOR SAFETY ccc ee eee eee eee eee eee 3 3 INSTALLATION OF NEW REFRIGERANT AIR CONDITIONER 4 4 SELECTION OF INSTALLATION 0 0 cee eee eee eee ee eee 6 5 REFRIGERANT PIPING 0000 ce eee eee ee eee ee eee eee 11 6 AIRPURGING ccc ee eee eee eee ene 14 7 ELECTRICAL WORK ojos secs tee eb be See ee ee ata 16 8 EARTHINO 2 ces aa rc lara fas eas a ai Da Gee eee 20 9 FINISHING oue Scene are aie ee aaa 20 TO TESE RUN iia cena ae ees sao dd os ya bid 20 11 ANNUAL MAINTENANCE cooooocooc eee ee eee eee 20 12 FUNCTIONS TO BE IMPLEMENTED LOCALLY oooooomooo 21 13 TROUBLESHOOTING 0 ccc ee ee eee eee 22 14 APPENDIX se cora a 23 1 EN 1 Digital Inverter 1 Outdoor Unit Installation Manual ACCESSORY PARTS AND REFRIGERANT E Accessory parts Part name Q ty Usage Outd it nega somera 1 Hand this directly to the customer Drain nipple 1 Waterproof rubber cap 5 Protective bush 1 For protecting wires pipe cover a materialforpassage 1 For protecting passage part pipe cover For conforming to EM
30. re is mixed with the oil and rust generates inside of the pipe There is discolored oil a large quantity of the remains or bad smell A large quantity of sparkle remained wear out powder is observed in the refrigerator oil 7 The air conditioner which compressor was exchanged due to a faulty compressor When the discolored oil a large quantity of the remains mixture of foreign matter or a large quantity of sparkle remained wear out powder is observed the cause of trouble will occur Installation and removal of the air conditioner are repeated with temporary installation by lease and etc In case that type of the refrigerator oil of the existing air conditioner is other than the following oil Mineral oil Suniso Freol S MS Synthetic oil alkyl benzene HAB Barrel freeze ester series PVE only of ether series e Winding insulation of the compressor may become inferior NOTE The above descriptions are results of confirmation by our company and they are views on our air conditioners but they do not guarantee the use of the existing pipes of the air conditioner that adopted R410A in other companies 00 o Branching pipe for simultaneous operation system e In the concurrent twin system and triple system when TOSHIBA specified branching pipe is used it can be reused Branching pipe model name RBC TWP30E2 RBC TWP50E2 RBC TRP100E On the existing air conditioner for simultaneous operation system twin trip
31. roperly according to the Installation Manual Inappropriate installation may result in water leakage electric shock or fire When the air conditioner indoor unit is installed in a small room provide appropriate measures to ensure that the concentration of refrigerant leakage occur in the room does not exceed the critical level Tighten the flare nut with a torque wrench in the specified manner Excessive tightening of the flare nut may cause a crack in the flare nut after a long period which may result in refrigerant leakage Wear heavy gloves during the installation work to avoid injury Install the air conditioner securely in a location where the base can sustain the weight adequately Perform the specified installation work to guard against an earthquake If the air conditioner is not installed appropriately accidents may occur due to the falling unit If refrigerant gas has leaked during the installation work ventilate the room immediately If the leaked refrigerant gas comes in contact with fire noxious gas may generate After the installation work confirm that refrigerant gas does not leak If refrigerant gas leaks into the room and flows near a fire source such as a cooking range noxious gas might generate Electrical work must be performed by a qualified electrician in accordance with the Installation Manual Make sure the air conditioner uses an exclusive power supply An insufficient power supply capacity or inappropriate ins
32. side and liquid side Pressurize the pipe with nitrogen gas charged from the service port to the design pressure 4 15 Mpa to conduct the airtight test After the airtight test is completed evacuate the nitrogen gas E Air Purge With respect to the preservation of terrestrial environment adopt Vacuum pump for air purge Evacuate air in the connecting pipes when installing the unit Do not discharge the refrigerant gas to the atmosphere to preserve the terrestrial environment e Use a vacuum pump to discharge the air nitrogen etc remained in the set If the air remains the capacity may decrease For the vacuum pump be sure to use one with backflow preventer so that the oil in the pump does not backflow into the pipe of the air conditioner when the pump stops If oil in the vacuum pump is put in an air conditioner including R410A it may cause trouble on the refrigeration cycle Vacuum pump As shown in the figure connect the charge hose after the manifold valve are closed completely v Attach the connecting port of the charge hose with a projection to push the valve core setting pin to the charge port of the set v Open handle Low fully V Turn ON the vacuum pump 1 v Loosen the flare nut of the packed valve Gas side a little to check the air passes through 2 v Tighten the flare nut again v
33. stems 17 Digital Inverter Outdoor Unit Installation Manual Y Single system Stripping length power cord and connecting wire To Indoor unit Power supply terminal block terminal block DOO LN 10 000 10 loi 1 10114 Y l l ol aL fe 62 1182 E 50 Earth line Earth screw mm Earth line Connecting Power suppl wire wire Connecting wire Pipe valve fixing Power supply wire plate Vv Twin system Triple system N WARNING For the synchronous twin and synchronous triple systems perform the following to conform to EMC standards 1 Attach the supplied ferrite core white to indoor outdoor connecting wires e Pass indoor outdoor connecting wires 1 and 2 through the supplied ferrite core and wind them making a single turn and then connect them to the terminals of the outdoor unit Connect the indoor outdoor connecting wire 3 and the earth wire directly to the outdoor unit terminals 2 Attach the supplied clamp filter gray to the outdoor fan motor lead wire e Attach the supplied clamp filter securely to the fan motor lead wire lower in the electric parts box of the outdoor unit For how to install the indoor unit refer to the Installation Manual supplied with the indoor unit
34. tallation may cause fire Use the specified wires for wiring connect the terminals securely fix To prevent external forces applied to the terminals from affecting the terminals Digital Inverter Outdoor Unit Installation Manual N WARNING When the air conditioner cannot cool or heat a room well contact the dealer from whom you purchased the air conditioner as refrigerant leakage is considered as the cause In the case of repair that requires refill of refrigerant ask service personnel about details of the repair The refrigerant used in the air conditioner is harmless Generally the refrigerant does not leak However if the refrigerant leaks in a room and a heater or stove burner in the room catches fire it may generate toxic gas When you ask service personnel for repairing refrigerant leakage confirm that the leakage portion has been completely repaired Conform to the regulations of the local electric company when wiring the power supply Inappropriate grounding may cause electric shock Do not install the air conditioner in a location subject to a risk of exposure to a combustible gas If a combustible gas leaks and stays around the unit a fire may occur Install the refrigerant pipe securely during the installation work before operating the air conditioner If the compressor is operated with the valve open and without the refrigerant pipe the compressor sucks air and the refrigeration cycle is overpressurized which ma
35. tioner connect a power wire as mentioned below Model RAV SM160 Power supply 220 240 V 50 Hz Maximum running current 32 A 40A all types can be used HO7 RN F or 60245 IEC 66 6 0 mm or more HO7 RN F or 60245 IEC 66 1 5 mm or more HO7 RN F or 60245 IEC 66 1 5 mm or more Installation fuse rating Power wire Indoor outdoor connecting wires Earth wire 16 EN 17 EN Digital Inverter How to wire 1 Connect the connecting wire to the terminal as identified with their respective numbers on the terminal block of indoor and outdoor unit HO7 RN F or 60245 IEC 66 1 5 mm or more When connecting the connecting wire to the outdoor unit terminal prevent water coming in the outdoor unit Insulate the unsheathed cords conductors with electrical insulation tape Process them so that they do not touch any electrical or metal parts For inter connecting wire do not use a wire jointed to another on the way Use wires long enough to cover the entire length Wiring differs depending on single system twin system and triple system to conform to EMC standards Connect wires according to respective instructions N CAUTION e The installation fuse must be used for the power supply line of this air conditioner e Incorrect incomplete wiring might cause an electrical fire or smoke e Prepare the exclusive power supply for the air conditioner T
36. tructure surely and then open or close the valve Vv Liquid side Open the valve with a 4 mm hexagon wrench Y Gas side Valve unit Using a minus screwdriver turn it counterclockwise by 90 until it hits the stopper Full open Charge port Flare nut OTN Handle position Closed completely Opened fully Movable part of valve Stem Main stopper e While the valve is fully opened after the screwdriver has reached the stopper do not apply torque exceeding 5Nem Applying excessive torque may damage the valve Valve handling precautions e Open the valve stem until it strikes the stopper It is unnecessary to apply further force e Securely tighten the cap with a torque wrench e Cap tightening torque 9 5 mm 33 to 42 Nem 3 3 to 4 2 kgfem Valve size 115 9 mm 20 to 25 Nem 2 0 to 2 5 kgf m Charge port 14 to 18 Nem 1 4 to 1 8 kgf m 15 EN 15 Outdoor Unit Installation Manual E Replenishing refrigerant This model is a 30 m chargeless type that does not need to replenish refrigerant for refrigerant pipes up to 30 m When a refrigerant pipe longer than 30 m is used add the specified amount of refrigerant Refrigerant replenishing procedure 1 After the vacuuming of the refrigerant pipe is completed close the valves and then charge refrigerant while the air conditioner is not working 2 When the refrigerant cannot be charged to the specified amount charge the requir
37. unt the pipe cover The pipe cover is easily mounted by cutting off the slit at the lower part of the pipe cover Be sure to wear heavy work gloves while working 11 1 Cut the pipe with a pipe cutter Be sure to remove burrs that may cause gas leak Insert a flare nut into the pipe and then flare the pipe Use the flare nuts supplied with the air conditioner or those for R410A Insert a flare nut into the pipe and flare the pipe As the flaring sizes of R410A differ from those of refrigerant R22 the flare tools newly manufactured for R410A are recommended Digital Inverter However the conventional tools can be used by adjusting projection margin of the copper pipe Vv Projection margin in flar Rigid Clutch type W y VA ing B Unit mm R410A tool Conventional Outer diam of used tool used copper pipe PEREA R410A 9 5 1 0to 1 5 0 to 0 5 15 9 Vv Flaring diam meter size A Unit mm Outer diam of copper A pipe A 0 A 0 4 9 5 13 2 15 9 19 7 In case of flaring for R410A with the A conventional flare tool pull approx it out 0 5 mm more than that for R22 to adjust to the specified flare size i The copper pipe gauge is useful for adjusting projection margin size 12 Outdoor Unit Installation Manua E Tightening of Connecting Part and tighten it with a torque wrench
38. utside temp 5 C or lower with COOL mode prepare a duct or wind shield so that it is not affected by the wind lt Example gt Wind shield Wind shield Wind shield Digital Inverter E Necessary Space for Installation Obstacle at rear side V Upper side is free 1 Single unit installation 2 Obstacles at both right and left sides The height of the obstacle should be lower than the height of the outdoor unit 200 or more 300 or more 150 or more gt t pe pe 3 Serial installation of two or more units L E o Y U E o o ye gt ye gt l A 150 300 300 300 or more or more or more or more The height of the obstacle should be lower than the height of the outdoor unit Vv Obstacle also at the upper side Outdoor Unit Installation Manual Unit mm Obstacle at front side Vv Upper side is free 1 Single unitln installation y Ld p e Y Be o EELA AEEA 2 Serial installation of two or more units Ae 1000 or more Vv Obstacle also at the upper side Obstacles at both front and rear sides Open the upper side and both right and left sides The height of obstacle at both front and rear side should be lower than the height of the outdoor unit Standard installation 1 Single unit installation 150 or more Y amp Wi Ec 8 EN Digital Inverter 2 Serial installation of two
39. y cause a burst or injury For the refrigerant recovery work collection of refrigerant from the pipe to the compressor stop the compressor before disconnecting the refrigerant pipe If the refrigerant pipe is disconnected while the compressor is working with the valve open the compressor sucks air and the refrigeration cycle is overpressurized which may cause a burst or injury CAUTION New Refrigerant Air Conditioner Installation THIS AIR CONDITIONER ADOPTS THE NEW HFC REFRIGERANT R410A WHICH DOES NOT DESTROY OZONE LAYER The characteristics of R410A refrigerant are easy to absorb water oxidizing membrane or oil and its pressure is approx 1 6 times higher than that of refrigerant R22 Accompanied with the new refrigerant refrigerating oil has also been changed Therefore during installation work be sure that water dust former refrigerant or refrigerating oil does not enter the refrigerating cycle To prevent charging an incorrect refrigerant and refrigerating oil the sizes of connecting sections of charging port of the main unit and installation tools are changed from those for the conventional refrigerant Accordingly the exclusive tools are required for the new refrigerant R410A For connecting pipes use new and clean piping designed for R410A and please care so that water or dust does not enter To Disconnect the Appliance from Main Power Supply This appliance must be connected to the main power supply by means
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