AIRWELL -YCVFD280
Contents
1. Outdoor 1 Pla Control wire for wired controller with polarity Indoor 1 Indoor 2 Indoor 3 Indoor 4 Indoor 5 PIQAIB C PIQIAIB C PIQAIBIC PQIABI IC P IQAIBIC AA AIB Wired controller Indoor 6 Indoor 7 Indoor 8 Indoor 9 Indoor 10 PIQAIBIC PIQIAIBIC PQA B C PIQAIBIC AA A AA AA AIBIC wired AIBIC wired AIBIC wired AIBIC wired i controller i controller controller i controller Wired controller Indoor 11 Indoor 12 Indoor 13 Indoor 14 Indoor 15 PIQAB C PIQ A B C PIQAIBIC PQABI C P Q A B C AR AR AR AA AA AIBIC wired AIBIC Wired AIBC wired AIBIC Wired controller i controller 1 controller controller BIC Wired controller Indoor 16 Indoor 17 Indoor 18 Indoor 19 PIQIAIBIC P GIA B C P IQ A B C PQIAB C A AN AA AN AIBIC Wired AIBIC wired AIBIC Wired controller 1 controller controller AIBC AIB H Wired Wired controller controller The outdoor and all indoor units are in parallel through 2 non polar wires Three wiring methods between wired controller and indoor unit A 1 to multi group control one wired controller controls 2 16 indoors as shown in above figure indoor 1 indoor 5 indoor 5 is wired control master unit the others are wired control slave2. 1 Pipe a diameter between indoor and branch pipe depends on indoor pipe Indoor x100W Gas pipe mm Liquid pipe mm 22 28 9 52 6 35 36 56 912 7 6 35 71 140 015 88 09 52 226 280 025 4 09 52 Note AS072 AS092 gas pipe 012 7mm AS182 gas pipe liquid pipe G15 88mm 9 52mm 2 Pipe b diameter between branch pipes Total indoor capacity after the branch pipe KW Gas pipe mm Liquid pipe mm 16 8KW 015 88 09 52 16 8KW lt X lt 22 4KW 019 05 9 52 22 4KWsSX lt 33 0KW 022 22 9 52 33 0KWsX lt 47 0KW 028 58 012 7 Note Adjust the diameter on field changing pipe is needed When the latter indoor total capacity is less than 14 0kw pipe b will use the specs as the pipe a T3 Installation procedure 3 Pipe c diameter main pipe between outdoor gather pipe and the first branch pipe Outdoor capacity Main pipe Enlarged main pipe kW Gas pipe mm Liquid pipe mm Gas pipe mm Liquid pipe mm 22 22 99 52 22 22 12 7 022 22 39 52 25 4 12 7 25 4 12 7 228 58 12 7 Note When the distance from outdoor to the longest indoor is over 90m the main pipe should be enlarged diameter Copper pipe selection Material O type pipe Soft pipe Pipe diameter mm 6 35 29 52 012 7 015 88 Thickness mm 0 8 0 8 1 0 1 0 Material Hard pipe Pipe diameter mm 219 05 222 22 025 4 028 58 Thickness mm Long pipe and high drop 1
3. 2 4 4 A z o 4 ML S 4 i d TE J p PER Min360mm Min360mm Multi Outdoor I Min500mm mom Min3e0mm oo Installation procedure Max300mm Min500mm Case 3 stumbling block on the outlet both right and left side Single Outdoor Min360mm Y Y p A GY E f o Y e Y 7 Y QZ E Y E Y j f Z Y Z j El e a Y c 7 f A Y A Y MMMM a A He 3 ZY bee Tal Trl D TH MMMC HTH H V z Zz Min300mm Min150mm Min1000mm Installation procedure Multi Outdoor wel Vic bay FTA H Cd JA J ce TS CA ti Sa PA JA IE LOT Ge Pn ad ca LOL a T Es A HE T ga Bd anra EROS EO j gA AL TTT TH ad Ha HIE TL dd T LI 4 l WIT ji Nam j VW m c a p See Lo LJ E d Lary t ER u el m m JA s mis z A nr A lt ri Lg Ld LA cole CEPS TT A N J VASE Rn If h gt H please set the outdoor on the found
4. Low pressure sensor Ps too low protection Compression ratio too high protection Failure description AD value is below 11 open circuit or over 1012 short circuit for 30seconds in defrosting and within 3 minutes after defrosting no alarm If disconnect for 50ms continuously alarm If alarm 3 times in an hour confirm the failure EEPROM failure Td2115degree at interval of 25msec for twice continuously and over the set value then stop and alarm 3 minutes later resume automatically If it occurs 3 times in an hour confirm the failure After 4 way valve is electrified for 3 minutes if the below conditions can be met for continous 10 seconds that is conversing successfully 1 this outdoor compressor is running normally 2 Pd Ps20 6MPa Otherwise the system alarms reversing failure In normal operation if Td lt CT 6 C for continuous 5 minutes the unit stops and alarms 2 minutes and 50 seconds later resume automatically If it occurs 3 times in an hour confirm the failure After compressor is running except for residual operation if in cooling Ps lt 0 05Mpa in heating Ps lt 0 03Mpa in oil return Ps 0 03Mpa for continuous 5 minutes alarm and stop 2 minutes and 50 seconds later resume automatically if it occurs 3 times in an hour confirm the failure After compressor is running compression ratio 8 for continuous 5 minutes stop and alarm 2 minutes and 50 seconds later resume automa
5. mm mm L0 _ 2 20 20 20A 30mA below 0 18 2 core x 0 75 2 0mm shielded wire Power cable and communication wire must be fixed firmly e Each indoor must be grounded well When power cable exceeds the range increase the gauge appropriately Shielded layer of communication wires must be connected together and be earthed at single point Communication wire total length cannot exceed 1000m Communication wire for wired controller Wire length m Wire length m so po 3mm x 3 core shielded wire 2300 and 400 1 25mm x Dor shielded total section current A mm 2100 and 200 0 5mm iid core shielded wire 2400 and 600 2mm x 3 ire shielded Shielded layer of communication wire must be grounded at one end The total length cannot exceed 600m 23 Electric wiring and the application Selection switch and the display In the following table 1 is ON 0 is OFF Dip switch definition BM1 is usually set by the personnel on site BM2 is usually used in the factory CD BM 1 introduction Indoor searching O Begin to search indoor after startup Stop searching indoor and lock the quantity Start up after pre heating for2 O Allow BM1 2 hour Forbidden Buts L0 T 0 Medium piping length 100m lt L 2200m _ BM4 e Piping length selection o0 f1 Long piping length L gt 20m L1 0 Short piping length Ls 100m Essenen o B
6. at the same time operate the unit Trial operation In trial operation refer to the information of performance section When the unit can not start up at the room temperature make trial operation for outdoor 31 Disposal DISPOSAL Do not dispose this product as unsorted municipal waste Collection of such waste separately for special treatment is necessary It is prohibited to dispose of this appliance in domestic household waste For disposal there are several possibilities a The municipality has established collection systems where electronic waste can be disposed of ate least free of charge to the user b When buying a new product the retailer will take back the old product at least free of charge c The manufacturer will take back the old appliance for disposal at least free of charge to user d As old products contain valuable resources they can be sold to scrap metal dealers Wild disposal of waste in forests and landscapes endangers your health when hazardous substances leak into the ground water and find their way into the food chain 32
7. 1st side 2nd side source valve 7 0 2MPa vnd he i When connecting the pipes close the valves fully When welding the valve and the pipes use the wet cloth to cool down the valve and the pipes 17 Installation procedure B Leakage test 1 The outdoor unit has been executed the leakage test in the factory The pipe should be executed leakage test individually and forbidden to test after connecting with stop valve 2 Refer to the below figure to charge the nitrogen into the unit to take a test Never use the chlorin oxygen flammable gas in the leakage test Apply pressure both on the gas pipe and the liquid pipe 3 Apply the pressure step by step to the target pressure a Apply the pressure to 0 5MPa for more than 5 minutes confirm if pressure goes down b Apply the pressure to 1 5MPa for more than 5 minutes confirm if pressure goes down c Apply the pressure to the target pressure 4 15MPa record the temp and the pressure d Leave it at 4 15MPa for over 1 day if pressure does not go down the test is passed Meanwhile when the temp changes for 1degree pressure will change 0 01MPa as well Correct the pressure e After confirmation of a d if pressure goes down there is leakage Check the brazing position flared position by laying on the soap modify the leakage point and take another leakage test 4 After leakage test must execute the evacuation OW to indoor gauge manifold nitro
8. be cut down please use the special shears and cannot use the saw When welding copper pipe use the phosphor copper welding rod without any welding flux welding flux will damage the piping system The welding flux containing chlorine will corrode pipe especially the welding flux with fluorin will damage refrigeration oil Pipe material and specs selection 1 RW Please select the refrigerant pipe of the below material Material the phosphoric oxidize seamless copper pipe model C1220T 1 2H diameter is over 19 05 C1220T O diameter is below 15 88 Thickness and specs Confirm the pipe thickness and specs according to the pipe selection method the unit is with R410A if the pipe over 19 05 is O type the pressure preservation will be bad thus it must be 1 2H type and over the min thickness The branch pipe and the gather pipe must be from Airwell When installing the stop valve refer to the relative operation instruction The pipe installation should be in the allowable range The installation of branch pipe and gather pipe should be performed according to the relative manual 12 Installation procedure Anti fouling measures First clean the pipe Installation period More than 1 month Flat the pipe end Less than 1 month f Nothing to do with period Flat the pipe end or seal with adhesive tape Pipe specification a a The first branch pipe
9. safety and should be strictly followed After installation and start up commissioning please handover the manual to the user The manual should be well kept in safe place and close to the unit ANWARNING The installation or the maintenance should be performed by an authorized agency The wrong operation of this air condition equipment may cause water leakage electric shock or fire Please install the unit on the top of a solid foundation or structure which is strong enough to support the unit The installation of this air condition equipment should follow local construction codes Use the right cable size secure the terminal firmly organize the cables well and make sure no tension is added on cables Cable insulation should not be damaged The incorrect installation may lead to overheat or fire When installing or moving the unit the refrigerant system should be vacuumed and recharged with R 410A refrigerant If any other gas enters the system it may lead to abnormal high pressure which may cause damage or injury Please use the proper manifolds or branches during the system installation The wrong parts may cause refrigerant leakage Keep the drain pipe away from toxic gas vents to prevent possible pollution of indoor environment During or after the installation please check whether there is refrigerant leakage If any leakage please take any measures for ventilation The refrigerant may be toxic at some concentration leve
10. unit will stop and alarm No communication within 30 seconds continuously Running at speed below 20rpm for 30s or at speed of 70 lower than the target for 2 minutes 2 minutes and 50 seconds later after stop resume automatically It occurs 3 times in an hour confirm the failure In 5 minutes after inverter compressor starts up Pd Ps lt 0 2MPa 2 minutes and 50 seconds later after unit stops resume automatically if it occurs twice continuously confirm the failure Compressor running in cooling mode Ps lt 0 2MPa for 30 minutes compressor running in heating mode Tsi ET gt 20 LEV will fully open for 60 minutes the unit will output lack of refrigerant alarm unit will not stop 27 Remarks Once confirmation un resumable Once confirmation un resumable Once confirmation un resumable Resumable Once confirmation un resumable Once confirmation un resumable Failure code LD Indication indication on wired Failure code on master controller definition unit hex IPM modular protection FO Compressor out of control Radiator of transducer temp too high 113 113 Hrenselcer Output current of transducer is too high overload Voltage too low of DC bus line of transducer Voltage too high of DC bus line of transducer Communication abnormal between transducer and control PCB Transducer over current software Compressor startup failure Power supply of transdu
11. with hard solder please must blow nitrogen If not a number of oxide will be produced and cause heavy damage Besides to prevent water and dust into the pipe please make the brim as outer roll 15 Installation procedure Cy Adhesive side l Seal the connection and wrap the N heat insulator with adhesive tape c3 F ED Horizontal Cut off at the middle Floor Floo Right Wrong Pipe installation When doing the piping connection please do the following Please don t let the pipe and the parts in the unit collide each other When connecting the pipes close the valves fully Protect the pipe end against the water impurity into the pipes welding after being flat or being sealed with adhesive tape Bend the pipe as large semi diameter as possible over 4 times of the pipe diameter The connection between outdoor liquid pipe and the distributing pipe is flared type Please expand the pipe with the special tool for R410A after installing the expanding nut But if the projecting pipe length has been adjusted with the copper pipe gauge you can use the original tool to expand the pipe Since the unit is with R410A the expanding oil is ester oil not the mineral oil When doing the flare connection please do the following When connecting the expanding pipe fasten the pipes with double spanner The torque refers to the former info Expanding pipe A mm Projec
12. Applicable range 300m Max 150m Equal Length 175m Max 110m Equal Length 135m Less than 10m to 1st branch pipe Height difference between Max 50m indoor and outdoor Max 40m Height difference between outdoors in the same system Height difference between indoors Max 15m Unit pipe spec and connection method unit mm A Outdoor unit Within 5m better be horizontal Gas pipe side Liquid pipe side Diameter Connecting method die Connecting method mm mm YCVFD224 019 05 Flared joint 09 52 Flared joint and Brazing YCVFD280 022 22 12 7 YCVFD335 Flared joint and Brazing Flared joint 14 Installation procedure B Indoor unit Gas pipe side Liquid pipe side restores Note AS072 AS092 gas pipe 012 7mm AS182 gas pipe liquid pipe G15 88 9 52mm C Pipe spec and the torque Branch pipe Branch pipe selection Total indoor capacity 100W model optional Less than 335 FQG B335A More than 335 less than 506 FQG B506A Outdoor unit type The master unit will choose the closest one to the 1st branch pipe Note 1 When connecting the outdoor branch pipe and the outdoor please pay attention to the outdoor pipe dimension 2 When adjusting the diameter among outdoor branch pipe and among the units please must execute at the branch pipe side 3 Please install the outdoor branch pipe gas liquid side in horizontal or vertical direction 4 When welding
13. Installation Manual for Outdoor Unit AWAU YCVFD224 H13 AWAU YCVFD280 H13 AWAU Y CVFD335 H13 No 0150513922 Please read this manual carefully before using Keep this operation manual for future reference User Manual Flow Logic Il series adopts simultaneous control type all indoors should be heating or cooling simultaneously To protect compressor before startup the unit should be electrified for over 12 hours CONTENT Installation procedure Electric wiring and the application If the unit is not used for a long time please Failure code cut off the power to save energy or the unit will consume the power Trial operation and the performance Disposal Whole model Brief model AWAU YCVFD224 H13 YCVFD224 For reference only AWAU YCVFD280 H13 YCVFD280 AWAU YCVFD335 H13 YCVFD335 For reference only The brief model is used in this manual for above models Operation condition To use the air conditioner normally please perform as to the below conditions Cooling dry Operating Range of Air Conditioner Indoor Outdoor Indoor Outdoor Safety This manual should always be accessible and close to this air condition equipment There are two types of indications AWARNING and ACAUTION The indication preventing from death or heavy injury is listed as AWARNING Even the indication listed as ACAUTION may also cause serious accident Both of them are related to
14. S J Ground Fault Interruptor J Ground Fault Interruptor J Ground Fault Interruptor Circuit Breaker Circuit Breaker Circuit Breaker power source 3N 380 400V 50 60Hz power source 3N 380 400V 50 60Hz power source 3N 380 400V 50 60Hz indoor 1 indoor 2 indoor 3 L IN L IN L IN NJD NO m Ground Fault Interruptor Ground Fault Interruptor Ground Fault Interruptor Circuit Breaker Circuit Breaker Circuit Breaker power source 3N 380 400V 50 60Hz power source 3N 380 400V 50 60Hz power source 3N 380 400V 50 60Hz Indoor and outdoor use their individual power source All indoors use one power source Must install the leakage breaker and the over current breaker or electric shock will occur Outdoor power source and power cable Rated current of residual circuit breaker A Ground fault Section S interruptor mA mm SSEW response time S YCVFD224 40A 30mA below 0 1S YCVFD280 40A 30mA below 0 1S YCVFD335 40A 30mA below 0 1S 3 5 e Power cable must be fixed firmly e Each outdoor must be earthed well e When power cable exceeds the range thicken it appropriately e D z a 2 Ke Oo 22 Electric wiring and the application Indoor power source and communication wiring Rated Rated current of residual Communication wire Item Power NA indoor able current of circuit breaker A section length overcurrent Ground fault Outdoor Indoor E interruptor mA indoor indoor response time S
15. ation to make sure H2h H The height of outdoor and foundation h A O hx1 2H Over 600 1 2H lt hsH Over 1400 Note Avoid making air short cycle in any case 10 Installation procedure Multi Row Outdoor M Los d i TE an c ATEN RSS LETT S Ed EE EH n n fe A rer cH ALL aa z SA z gt LA SN e rm FH PKL Tr al d s RY ALT aq Pl TH Ed Ae e HTT ER E a H D BINH L1 LT 2 EH lt TA AEH d ALB TTH BER mex quud A EE 24 g4 F E AA EP H j A Note Make sure the distance at least 300mm between two neighbor units and no stumbling block h A O hx1 2H Over 600 1 2H lt hsH Over 1400 11 nstallation procedure A Refrigerant pipe connection Pipe connection method Cautions in piping installation 1 To ensure the efficiency the pipe should be as short as When fastening and loosing the possible nut operate with double spanners Daub the refrigerant oil on the connector and the flare because only one span
16. can resume to the state before power off automatically if without re satrt up function the unit needs to be switched on again When abnormal occurs in running because of the thunder the lightning the interference of car or radio etc please cut off the power source after eliminating the failure press ON OFF button to start up the unit 30 Trial operation and the performance Heating capacity The heating mode adopts the heat pump type that absorbs outdoor heat energy and releases into indoor So if outdoor temperature goes down the heating capacity will decrease Trial operation Before trial operation Before being energized measure the resistor between power terminal block live wire and neutral wire and the grounded point with a multimeter and check if it is over 1M If not the unit can not operate To protect compressor energize the outdoor unit for at least 12 hours before the unit runs If the crankcase heater is not energized for 6 hours the compressor will not work Confirm the compressor bottom getting hot Except for the condition that there is only one master unit connected no slave unit under the other conditions open fully the outdoor operating valves gas side liquid side oil equalization pipe If operating the unit without opening the valves compressor failure will occur Confirm all indoor units being electrified If not water leakage will occur Measure the system pressure with pressure gauge
17. cer abnormal Power supply of inverter board is abnormal Radiator temp sensor of transducer abnormal KEES KEES Bn m wm mm KEES 122 122 Failure description IPM modular over current in short circuit over heat voltage too low of control Circuit In the course of compressor startup or running the unit can not detect the rotor position or not connecting compressor Radiator temp too high Voltage of power source is too low Voltage of power source is too high Communication is disconnected Compressor startup fails for 5 times continuously or compressor is running down till stops caused by over current or over heat The sensor used for current detecting of transducer is abnormal disconnected or incorrectly connection Power supply of transducer is broken down instantly Power supply of inverter board is broken down instantly Resistor of temp sensor abnormal or temp sensor disconnected Remarks 3 times in an hour confirm failure once confirmation un resumable Resumable 3 times in an hour confirm failure once confirmation un resumable 3 times in an hour confirm failure once confirmation un resumable 28 Failure code When there is no failure if the starting condition can not be met digital tube on master unit will display stand by code Standby state of capacity over When capacity is over 130 or low match er than 50 the system is standby 555 1 O
18. d tools as shown below RWAspededtos mas fa Torquewrencnh SiS 6 Copper pipe gauge for adjusting projecting margin ee Vacuum pump fitting eee must be equipped with 8 Leakage detector Only Helium detector permitted When charging refrigerant the refrigerant must be in liquid state from the tank To prevent EMC interference on other appliances please keep indoor unit outdoor unit power cable and connecting wire at least 1m away from those appliances Fluorescent lamp reverse phase or rapid start type may interfere the remote controller s signal Please install indoor unit away from fluorescent lamp The farther the better Installation instruction For installation please review the items below Is the connected units quantity and the total capacity in the allowable range Is the refrigerant pipe length in the limited range Is the pipe size proper And if the pipe installed horizontally Is the branch pipe installed horizontally or vertically Is the additional refrigerant counted correctly and weighed by the standard balance Is there refrigerant leakage Is all the indoor power supplies can be on off simultaneously Is the power voltage in compliance with the data marked on the rating label Is the address of indoors has been set 1 Before installation 1 Before installation check if the model power supply pipe wires and parts purchased respectively are correct 2 Check if the indoor
19. eating efficiency The unit will defrost for about 2 10 minutes automatically at this time the condensate will flow from outdoor also in defrosting the vapour will appear at outdoor which is normal Indoor motor will run at low speed or stop and outdoor motor will stop The unit operation condition To use the unit properly please operate the unit under the allowed condition range If operating beyond the range the protection device will act The relative humidity should be lower than 80 If the unit runs at the humidity over 80 for a long period the dew on the unit will drop down and the vapour will be blowed from air outlet Protection device such as high pressure switch High pressure switch is the device which can stop the unit automatically when the unit runs abnormally When the high pressure switch acts the cooling heating mode will stop but the running LED on wired controller will be light still The wired controller will display failure code e When the following cases occur the protection device will act In cooling mode air outlet and air inlet of outdoor are clogged In heating mode indoor filter is sticked with duct indoor air outlet is clogged When protection device acts please cut off the power source and re start up after eliminating the trouble When power failure When power is failure in running all the operations will stop After being electrified again if with re satrt up function the unit
20. failure f defrosting no alarm After compressor is running for 5 minutes Discharging AD value is below 11 open circuit or 23 23 temp sensor Td over 1012 short circuit for GOseconds in Resumable failure course of startup defrosting and within 3 minutes after defrosting no alarm AD value is below 11 open circuit or over 24 24 Oil temp sensor 1012 short circuit for 60seconds if Ta lt R sumabla 26 1 261 Meeor communication failure 26 2 26 2 Oil temp too high High pressure sensor Pd failure N N oo N N N N oo connected indoors indoor quantity is less than the set quantity Resumable For continuous 300seconds the searched indoor quantity is more than the set quantity Toil2110degree at interval of 25msec for twice continuously and over the set value anoe confirmation then stop and alarm 3 minutes later f un protection Toil resume automatically If it occurs 3 times resumable in an hour confirm the failure AD value is below 11 open circuit or over 1012 short circuit for 30seconds Resumabi in defrosting and within 3 minutes after defrosting no alarm 25 Failure code indication on wired Failure code on master controller definition Low pressure sensor Ps failure High pressure switch HPSi failure EEPROM failure Discharging temp too high protection Td 4 way valve reversing failure Oil temp too low protection Toil
21. frigerant liquid pipe base on different piping refrigerant refrigerant charging charging length calculation volume volume volume to volume to Liquid pipe Additional refrigerant charging on charging outdoor unit outdoor unit pated site during on site for at factory on site installation maintenance Bug NER 0 D Bug label Okg 9952 0 054kg mx YCVFD335 Okg 912 7 0 11kg mx_m A 015 88 0 17kg mx mz x W3 kg 019 05 0 25kg mx m kg NR E To prevent the different oil into the pipe please use the special tool for R410A especially for gauge manifold and charging hose Mark the refrigerant type in different colour on the tank R410A is pink Must not use the charging cylinder because the R410A will change when transferring to the cylinder When charging refrigerant the refrigerant should be taken out from the tank as liquid state Mark the counted refrigerant volume due to the distributing pipe length on the label Heat insulation Gas pipe and liquid pipe should be heat insulated separately e The material for gas pipe should endure the high temperature over 120 e That for liquid pipe should be over 70 C The material thickness should be over 10mm when ambient temp is 30 and the relative humidity is over 80 the material thickness should be over 20mm The material should cling the pipe closely without gap then be wrapped with adhesive tape The connection wire can not be put together wi
22. gen Hi handle C Evacuation Evacute at the check valve of liquid stop valve and both sides of the gas stop valve The oil equalization pipe also must be vacuum executed at the oil equalization pipe check valve respectively Operation procedure 2 Ce g E S D c 5 i ea o B 1 oD 1 gt i cu 1 c Leave it for over 1 T 6 After reaching 100 7KPa or E h ini lt BN less below 755mmHg let a HOM ade PONG Q S the vacuum pump running 5 does not arise 5 EZ ui Kon continuously for over 1hour If vacuum pointer arises it shows there is water or leakage in the system please check and modify it and then evacuate again 18 Installation procedure Because the unit is with refrigerant R410A the below issues should be paid attention To prevent the different oil into the pipe please use the special tool for R410A especially for gauge manifold and charging hose To prevent the compressor oil into the refrigerant cycle please use the anti counter flow adapter D Check valve operation Open close method Open Take down the valve cap gas pipe turns to open state as right figure Turn the liquid pipe with hexangular spanner until it stops If opening the valve strongly the valve will be damaged 0 Tighten the valve cap Tighten torque as the table below Tighten torque N m Shaft valve body Cap cover T shape nut check joint For gas p
23. ipe 8 amp 9 22 27 For liquid pipe 5 6 13916 8 10 E Additional refrigerant charging Charge the additional refrigerant as liquid state with the gauge If the additional refrigerant can not be charged totally when the outdoor stops charge it at the trial mode If the unit runs for a long period in the state of lack of refrigerant compressor will occur failure the charging must be finished within 30 minutes especially when the unit is running meanwhile charging the refrigerant The unit is charged only part of the refrigerant at the factory also need additional refrigerant at the installation site W1 Refrigerant charging volume to outdoor unit at factory W2 Refrigerant charging volume to outdoor unit on site W3 Refrigerant charging volume to liquid pipe base on different piping length calculation W3 actual length of liquid pipexadditional amount per meter liquid pipe L1x0 35 L2x0 25 L3x0 17 L4x0 11 L5 x0 054 L6x0 022 19 Installation procedure L1 Total length of 22 22 liquid pipe L2 Total length of 19 05 liquid pipe L3 Total length of 15 88 liquid pipe L4 Total length of 12 7 liquid pipe L5 Total length of 9 52 liquid pipe L6 Total length of 6 35 liquid pipe Total refrigerant volume charging on site during installation W2 W3 W Total refrigerant volume charging on site for maintenance Refrigerant record form W1 W2 W3 Refrigerant charging volume to Total W Total Refrigerant Re
24. ls The unit is not explosion proof Please keep it away from flammable gases The drain pipe should be installed per this manual to ensure proper drainage The pipe should be well insulated to avoid condensation Wrong installation may lead to water leakage Both liquid pipe and the gas pipe should be also well insulated Not enough insulation may lead to system performance deterioration or humidity formation This air condition equipment is not intended to be operated by persons with lack of experience and training unless they have supervision or instruction concerning use of this air condition equipment Please keep children away from this air condition equipment Safety ANCAUTION Grounding wire should be connected with the grounding bar The grounding wire can not be connected to the gas pipe water pipe lightening rod or the telephone grounding wire Improper grounding may cause electric shock Units installed on roof should have appropriate access and handrail Use the wrench to fasten the nut and flare at proper torque Excessive torque may cause flared section to broke leading to refrigerant leakage After refrigerant pipe installation please take nitrogen leakage test to avoid refrigerant leakage R 410A is the only permitted refrigerant To avoid mischarging wrong refrigerant the check valve diameter is changed for R 410A To strengthen the pipe the flared pipe dimension is also changed Please use R 410A specifie
25. ner cannot nut execute firmly When bending the pipe the bending semi diameter spanner should be as large as possible against the pipe being broken or bent 3 connector When connecting the pipe aim at the center to thread the nut by hand and tighten it with the double spanners K jl nut i es spanner Fastening torque please refers to pipe specs and fastening torque on page 15 Don t let the impurity such as sand water etc into the pipe Antifouling measures refer to page 13 If threading the nut as not aiming at the center the screw thread will be damaged further it will cause leakage When welding the pipe with hard solder charge nitrogen into the pipe against oxidation The pressure gauge should be set at 0 02MPa Perform the procedure with nitrogen circulation Otherwise the oxide film in the pipe may clog the capillary and expansion valve resulting in accident The refrigerant pipe should be clean If the water and the other impurity enter the pipe charge the nitrogen to clean the pipe The nitrogen should flow under the pressure of about 0 5Mpa and when charging the nitrogen stop up the end of the pipe by hand to enhance the pressure in the pipe then loose the hand meanwhile stop up the other end The piping installation should be executed after the stop valves are closed When welding the valve and the pipe cool down the valve with wet towel When the connection pipe and the branch pipe need to
26. o Defrosting condition a selection O 1 J10 SS AB s T mode EE Forbidden without silent operation Allow with silent operation BM1_8 Silent operation selection Note The number of indoor units must be locked by the BM1 1 OFF to ON before running the outdoor 2 BM2 introduction 2 3 Outdoor horse power 00 4AVO8 ae AV08 Outdoor horse power selection EON AV10 AV12 24 Failure code Failure code Inverter outdoor unit failure code Digital tube Indication indication on wired Failure code on master controller definition Toil failure Failure description Remarks 10degree or ET 10degree within 5 minutes no alarm unit hex Defrosting AD value is below 11 open circuit or 20 20 0 temp sensor over 1012 short circuit for 60seconds in TE1 failure cooling mode if the sensor is abnormal Besumabla Defrosting the unit does not deal with it besides 20 20 1 temp sensor in defrosting and within 3 minutes after TE2 failure defrosting no alarm AD value is below 11 open circuit or Ambient temp TRAE over 1012 short circuit for GOseconds 21 21 sensor Ta Eis Resumable in defrosting and within 3 minutes after failure defrosting no alarm AD value is below 11 open circuit or Suction temp A over 1012 short circuit for 6G0seconds 22 22 sensor Ts us Resumable i in defrosting and within 3 minutes after
27. over Outdoor unit installed in the shade avoiding direct sunlight or high temperature heat sources of radiation Do not install in dusty or polluted place to prevent outdoor unit heat exchanger jam The outdoor unit should install in the public unapproachable place Installation and maintenance space As shown below install the outdoor unit should allow sufficient space for handing and maintenance Case 1 stumbling block on the inlet also upside opens Single installation around the opening MMMM nn A Min200mm Inlet 1 A i NE Yj Outlet D r Single installation around the closed Wn r Min300mm f 7 4 i Inlet f 7 Z Y Of Z j j r J 2 Y Y p Y ZA Cm 77 MS E Outlet h te oly Min150mm Min300mm Wl ind M Min360mm Installation procedure Multi Outdoor Min300mm Inlet g Outlet E J L Min300mm 399m B Ar Min360mm Installation procedure Case 2 stumbling block on the inlet and top side Single Outdoor Max300mm Max300mm Z Grrr LI E E mm Min 1 500 SSSSNSUNSSNSNSSNSNSSNSSNSNNSSSSNSNNSNSUNSNSNNSNSNSUNSSNSSSSNSUNSENSNSSNSSUNSSNSS SSNS ASN 4 Bn 4 mm _ j 4 4 1 4 4 4
28. s and outdoors can be combined as the following Outdoor Indoor Capacity X 100W Indoor Qty Total indoor capacity X 100W YCVFD224 113 293 YCVFD280 140 364 YCVFD335 167 436 Installation instruction 2 Installation place selection Air conditioner can t be installed in the place with inflammable gas Or it will cause fire hazard The unit should be installed at the place where the cold hot air or noise will not interfere the neighbours S Ul The unit should be installed at the place with good ventilation No obstacle at the air inlet outlet And no strong wind blows the unit The installation space refers to the latter info The place where the water can flow fluently The place where no other heat source will affect the unit Pay attention to the snow against clogging the outdoor In installation install the anti vibration rubber between the unit and the bracket The unit should be installed at the strong enough place Or it will cause vibration and noise The unit is better not be installed at the below places or it will cause damage The place where there is corrosive gas spa area etc The place blowing salty air seaside etc Exsits the strong coal smoke The place with high humidity The place where there is device emitting Hertzian waves The place where voltage changes greatly Installation instruction 3 Transportation and hoisting Please remo
29. th the heat insulation material and should be far at least 20cm 022 22 0 LIU V mE W3 LIU V mE Connection wire over 20cm Adhesive tape Liquid pipe Fix the refrigerant pipe Heat insulator n operation the pipe will vibrate and expand or shrink If not being fixed the refrigerant will focus on one part to cause the broken pipe To prevent the central stress fix the pipe for every 2 3m 20 Electric wiring and the application Communication wiring figure
30. tically if it occurs 3 times in an hour confirm the failure 26 Remarks Resumable Once confirmation un resumable Once confirmation un resumable Once confirmation un resumable Once confirmation un resumable Once confirmation un resumable Once confirmation un resumable Once confirmation un resumable Failure code LD Indication indication on wired Failure code on master controller definition Compression ratio too low protection High pressure sensor Pd too high protection Discharging temp sensor Td too low protection Communication with inverter board failure No pressure drop between high pressure and low one Lack of refrigerant Failure description In normal operation compression ratio 1 8 for continuous 5 minutes stop and alarm 2 minutes and 1 seconds later resume automatically if it occurs 3 times in an hour confirm the failure In normal operation Pd gt 4 15Mpa for continuous 50ms alarm and stop 2 minutes and 50 seconds later resume automatically if it occurs 3 times in an hour confirm the failure In normal operation if Td CT 10 C for continuous 5 minutes the unit stops and alarms 2 minutes and 50 seconds later resume automatically If it occurs 3 times in an hour confirm the failure After fixed frequency compressor alarms inverter compressor will continue to run If fixed frequency compressor has been locked for 3 times the
31. ting length of pipe to be expanded B mm Pipe outer 0 i When it is hard pipe diameter A _9 4 l i Special tool The former mm for R410A tool 1 0 1 5 The outdoor gas pipe and the refrigerant distributing pipe as well the refrigerant distributing pipe and the branch pipe should be welded with hard solder When doing the braze connection please do the following Brazing the pipe at the same time charge the nitrogen Or it will cause a number of impurity a film of oxidation to clog the capillary and the expansion valve further cause the deadly failure 16 Installation procedure Operation procedure Brazing the pipe at the same time charge the nitrogen Or it will cause a number of impurity a film of oxidation to clog the capillary and the expansion valve further cause the deadly failure Seal the pipe end with adhesive tape or the stopper to increase the resistance fill up the pipe with nitrogen lt N2 gt gt d taping Only nitrogen gas brazing can be used Protect the pipe end against the water impurity into the pipes welding after being flat or being sealed with adhesive tape flat TO brazing hese tape The refrigerant pipe should be clean The nitrogen should flow under the pressure of about 0 5Mpa and when charging the nitrogen stop up the end of the pipe by hand to enhance the pressure in the pipe then loose the hand meanwhile stop up the other end
32. units Wired controller and the master indoor directly connected to wired controller is connected by 3 polar wires the other indoors and the master indoors are connected by 2 polar wires B 1 to 1 one wired controller controls one indoor as shown in above figure indoor 6 indoor 18 indoor and wired controller are connected by 3 polar wires C 2 to 1 two wired controller controls one indoor as shown in above figure indoor 19 Either of wired controllers can be set as master wired controller and the other is slave wired controller Master slave wired controller and master indoor are connected by 3 polar wires When indoor is controlled by remote controller refer to the wired control master unit wired control slave unit remote control unit table A B C on signal terminal block need not wires and not connect the wired controller 21 Electric wiring and the application Power wiring figure Please make sure that when the unit is running the input voltage is no less than 380V if it is lower than 380V the unit may run abnormal outdoor 1 outdoor 2 outdoor 3 L1L2 L3 N B L1L2 L3 IN amp L1L2 L3 N amp TAZ S
33. utdoor ambient temperature too Ta 27 C Standby high heating Resumable 555 3 Outdoor ambient temperature too Ta 54 C or Ta 10 C Standby high or too low cooling 555 4 Crankcase heater working Oil temperature is too low Indoor failure code list Indication Flash times of Indication on on wired LEDS on indoor Faure code defin master unit PCB timer LED on 9 Ue code Cetin controller remote receiver Le 1 uem failure e e a controller failure o8 8 Indoor drainage failure EE MEME an NN Indoor repeated address Indoor repeated central control address yer aonr 20 Outdoor corresponding failure failure code failure code 29 Trial operation and the performance 5 minute delay function e If starting up the unit after being powered off the compressor will run about 5 minutes later against being damaged Cooling heating operation Indoor units can be controlled individually but cannot run in cool and heat mode at the same time If the cool mode and the heat mode are existing simultaneously the unit set latter will be standby and the unit set earlier will run normally e If the A C manager sets the unit at cooling or heating mode fixedly the unit can not run at the other modes Heating mode characteristic n operation if outdoor temp arises indoor fan motor will turn to low speed or stop Defrosting in heating mode n heating mode outdoor defrosting will affect the h
34. ve the outdoor unit to the installation location as far as possible near place befor open the packaging Forbid on the equipments to place anything need to use 2 ropes while promoting outdoor Please according to following way hoisting outdoor Ensure that the outdoor unit when hosting the level to rise slowly Do not remove the packaging When hoisting do not have to tie up the elevator to the unit hits on the packaging and the outside wrapping When hoisting exterior must use the suitable protection Before the installation outdoor do not deposit any material otherwise likely has the fire or the accident When handling unit please operate as shown in the following figure and note the following points 1 Forbids to demolish the wooden foundation 2 Prevent the outdoor to incline 3 Should be handling more than two handle 2 handle 3 handle 4 handle 1 Installation procedure Outdoor Installation Installation location Outdoor unit should be placed in well ventilated and dry place Outdoor noise and exhaust should not affect neighbors and around the ventilation Ensure the ground steadily reliable Do not install the outdoor unit on high oil salt spray or harmful gases Don t being installed to electromagnetic wave can directly radiate an electricity box and keep off electromagnetic wave radiation possibly at least more than 3 meters e When ice snow overlay area installs outdoor unit please add to defend snow c
Download Pdf Manuals
Related Search