INSTALLATION MANUAL
Contents
1. Oe o SIS pa 168 231 277 292 Fig 4 6 2 Enlarged view for 18HP 4 5 Outdoor units placement sequence amp Liquid side The connected pipe diameter 12 7 Gauge point Oil balancer For parallel connect the modular units Gas side The connected pipe diameter 25 4 Fig 4 5 Thetst branching tube 4 6 a Liquid side The connected pipe E diameter 15 9 Gauge point x n Oil balancer For parallel connect the modular units Gas side The connected pipe diameter 31 8 Gauge point Liquid side The connected pipe diameter 019 1 Oil balancer For parallel connect the modular units Oil drain Valve Gas side The connected pipe diameter 31 8 master and slave units settings A system which provide with more than two outdoor units will be set as the followings method The outdoor units in this System should place sequentially from the large to the small capacity the largest capacity outdoor unit must be mounted at the first branching site and set the largest capacity outdoor unit address as the master Unit while the other setting as the Slave Unit Take 38HP composed by 10HP 12HP and 16HP as an example 1 Place the 16HP at a side of the first branching site 2 Place the unit from the large capacity to the small See the detail placement illustration 3 Set 16HP as the master unit while the 12HP and the 10HP as the aux unit 12HP 16HP Outdoor unit2. 5 12 The Installation key points of connective pipes between outdoor units III NI LISIS RESSSSSSSS SSS Connect the pipes between outdoor units the pipes should 1 place horizontally Fig 5 7 Fig 5 8 it is not allow the concave at junction site Refer to Fig 5 9 All connective pipes between the outdoor units are not 2 allowed to over than the height of every outlets of the pipes Refer to Fig 5 10 x Wrong way Fig 5 10 3 The branch joint must be installed horizontally error angle of it Otherwise malfunction will be should not large than 10 caused SS ASS SI SS SS U shaped branch joint A direction view Fig 5 7 V Correct way Horizontal surface PS Fig 5 11 SS SS 4 For avoid oil accumulate at the outdoor unit please install the AOS branch joints properly Fig 5 8 4 Correct way SN Y Pu re E SS lt X SENSO Fig 5 12 Fig 5 9 x Wrong way Installation manual 14 Fig 5 13 6 ELECTRIC WIRING 6 1 SW2 query instructions Use application of the SW2 spot check Table 6 1 am o eese pvo Setting of indoor units qty Available for main unit 4e reta capacity of outdoor units Capacity requirement Total requirement of indoor Available for main unit unit capacity Total requirement of main unit Available fi it corre
3. 9 5 thus select BJF 330 CM i for the branch joint D The main pipe L2 with N1 N4 downstream indoor units that total capacity is 140x4 560 the pipe L2 diameter is 28 6 15 9 thus select BJF 710 CM i for the branch joint B The main pipe L7 with N6 N7 downstream indoor units that total capacity is 71x2 142 the pipe L7 diameter is 15 9 9 5 thus select BJF 224 CM i for the branch joint G The main pipe L6 with N5 N7 downstream indoor units that total capacity is 140 71x2 282 the pipe L6 diameter is 22 2 9 5 thus select BJF 330 CM i for the branch joint F W3 10 W2 10 wi 18 La Ls Le Ls 1 2 3 L3 The main pipe L9 with N9 N10 downstream indoor units that total capacity is 56567112 the pipe L9 diameter is 15 9 9 5 thus select BJF 224 CM i for the branch joint I The main pipe L8 with N8 N10 downstream indoor units that total capacity is 140 56 56 252 the pipe L8 diameter is 22 2 9 5 thus select BJF 330 CM i for the branch joint H The main pipe L5 with NS N10 downstream indoor units that total capacity is 140x2 56x2 71x2 534 the pipe L5 diameter is 28 6 015 9 thus select BJF 710 CM i for the branch joint E The main pipe A with N1 N10 downstream indoor units that total capacity is 140x6 56x2 71x2 1094 thus select BJF 1344 CM i for the branch joint A Main pipe Refer to Ta
4. INSTALLATION MANUAL X POWER DC Inverter K series Outdoor Unit Thank you very much for purchasing our air conditioner Before using your air conditioner please read this manual carefully and keep it for future reference Caution The manual is applicable for the cooling amp heating and cooling only outdoor unit The cooling amp heating indoor unit is applicable for the cooling amp heating and the cooling only outdoor unit the heating capacity of the indoor unit will be effective only when the indoor unit connect to the cooling amp heating outdoor unit CONTENTS PAGE PRECAUTIONS CONSTRUCTION CHECKPOINTS ACCESSORIES OUTDOOR UNIT INSTALLATION REFRIGERANT PIPE ELECTRIC WIRING TRIAL RUN CUSTOMER DETAILS 1 PRECAUTIONS Precautions before reading the Installation manual W This Installation manual is for the outdoor unit m Refer to the indoor unit Installation manual for indoor parts installation m Please read the power source unit Installation manual to install the power source unit m Please refer to the refrigerant distributor Installation manual to install the refrigerant distributor The safety precautions listed here are divided into two categories In either case important safety information is listed which must be read carefully A WARNING Failure to observe a warning may result in death The appliance shall be installed in accordance with national wiring regulations A CAUTION Fai
5. 38HP Indoor unit A Indoor unit B Indoor unit C Fig 4 7 Installation space for outdoor unit Ensure enough space for maintenance The modules in the same system must be on the same height see the Fig 4 8 When installing the unit leave a space for maintenance shown in Fig 4 9 Install the power supply at the side of the outdoor unit For installation procedure see the power supply device Installation manual In case any obstacles exist above the outdoor unit refer to Fig 4 14 Air out Air in Installation manual 5 4 7 Layout 4 8 Set the snow proof facility W When the outdoor unit is higher than the surrounding obstacle W In snowy areas facilities should be installed Refer to figure below defective facilities may cause malfunction Please lift the bracket higher and install snow shed at the air inlet and air outlet e One row gt 800mm Snow shed for air inlet Snow shed for air outlet i db db Front Front 100 500mm e Towrows ED 21m gt 800mm d a Front Front deb Ge Front Front 100 500mm Fig 4 15 21m 21m More than two
6. High fan control port of AC fan Outdoor units capacity setting switch Effective to 0 5 0 5 stand for 8HP 18HP Network address setting switch Effective to 0 7 Reserve Inspection port for outdoor ambient Temp and condensator coil Communication ports among outdoor units Control port of DC fanA Control port of DC fan B Only for DC DC condenser fan type Night time selection is 6h 10h A CAUTION Default the Factory Set Starting time is set about 12 minutes Default the Factory Set W Before debugging the power supply connected port of the main control panel it must set the indoor and outdoor units addresses W There are high electric in the electric control box don t touch except for the professionals Night time selection is 6h 12h Night time selection is 8h 10h Night time selection is 8h 12h Installation manual 18 S3 definition Night silent mode Default the Factory Set Super silent mode None silent mode Heating priority mode Default the Factory Set Cooling priority mode number 63 amp the more operating mode first Respond the heating mode only Respond the cooling mode only Automatic search address Nonautomatic search address The communication way of the original indoor units Default the Factory Set Clean the indoor unit address Effective to automatic searching new indoor units Without setting the numbers of indoor units Default the Factory
7. Please retento B caution 3 Outdoor unit z outdoor unit one or more outdoor units 2 drop height Outdoor unit down caution 4 a Indoor unit to indoor unit drop height N1 D a b 140 c D c La Indoor unit L 2 o leg L4 c a O IS T N3 N4 3 Y a F 140 F 140 o F A 2 cles The first branch joint Pipe between the farthest indoor unit g 3E and outdoor unit equivalent length L lt 200m c E 8 3 L5 Pipe between the farthest indoor 232 unit and first branch joint length L lt 40 90 m 8 E D O 3 Blo oo o N5 N6 En 158 pee 140 pee 71 9 o 2 E lt Q GL em y 3E 5 Ls g 71 Sie E Lo E o o lt A h l Ez N8 N9 Y LF 140 Er 56 T V Y Fig 5 1 56 1 Level difference above 50m are not supported by default but the project need to be apporved by the manufactor if the outdoor unit is above the indoor unit Z 300mm A CAUTION The equivalent length of the each branch joint is 0 5m The inner units should as equal as possible to be installed in the both sides of the U shape branch joint 3 When the outdoor unit is on the top position and the difference of level is over 20m it is recommended that set a oil return bend every 10m in the gas pipe of the main pipe the specification of the oil return bend refers to Fig 5 2 4 When the outdoor unit is on the low positon H240m the liquid pipe of the main pipe need to increase one size 5 The allowable length of the fist
8. of the first system on second floor is recorded as 2F 1A Fig 7 1 Caution on refrigerant leakage This air conditioner adopts R410A as refrigerant which is safe and noncombustible The room for air conditioner should be big enough that refrigerant leakage can not reach the critical thickness Besides this you can take some action on time Critical thickness the max thickness of Freon without any harm to person R410A critical thickness 0 3 kg m3 Outdoor unit Indoor unit Room full of leaking refrigerant All the refrigerant has leaked Fig 7 2 Calculate the critical thickness through following steps and take necessary actions Calculate the sum of the charge volume A kg Total refrigerant volume refrigerant volume when delivered nameplate superaddition Calculate the indoor cubage B m as the minimum cubage Calculate the refrigerant thickness A k lt Critical thickness 0 3 kg m3 Countermeasure against overhigh thickness Install mechanical ventilator to reduce the refrigerant thickness under critical level ventilate regularly Install leakage detector alarming device related to mechanical ventilator if you can not regularly ventilate b Leakage detector alarming device related to mechanical ventilator Indoor unit Saventiaton peristome Fig 7 3 7 5 Turn over to customer Be sure to deliver the Installation Manual of the indoor unit and t
9. ___ 170 i svar 80 8 77 8 130 oe 1119 0 15 9 3 9 8 1 o CD Co o o o o 9 ola ola CD Oo o al a o 5 HEM 405 50 415 d 5 oo oo Oo Oo o o a o Installation manual 20 FLA a o I E 1124 5 15 9 3 9 2 rM 400 7 system Outdoor Unit 153 4 3 12 9 8 415 Voltage MCA TOCA MFA KW 100 alae Tar 1145 4 16 5 3 114 93 2 380 gt al Oo o Oo 380 136 17 4 3 9 8 2 456 193 8 9 415 101 3 106 5 15 9 3 11 9 46HP 400 16 5 3 9 3 2 2 02 19 00 380 i 1170 17 4 3 12 2 108 8 116 5 161 5 16 5 3 11 4 2 2 40 2 415 380 Eos 240 17 4 3 12 2 8 8 he 245 Er a 1226 2 45 9 5 5 8 226 1 16 5 3 11 4 2 9 3 8 1 1 1 3 a o 415 380 50HP 400 415 a o CD o a o o 1255 17 4 3 12 3 1242 5 3 11 4 2 50 233 5 15 9 3 11 6 2 2 4 a o 15 9 3 11 2 9 1 3 Bestes pee 1 2 82 2 5 220 4 16 5 4 11 4 2 8 4 212 4 15 9 4 11 2 8 1 1 5 9 3 2 4 3 0 43 4161 5 16 5 4 11 4 2 4155 7 15 9 4 11 4215 17 4 4 12 9 8 8 8 139 5 204 3 16 5 4 11 4 9 3 8 4 2 82 3 a o 1238 226 1 16 5 4 11 4 2 9 3 217 9 15 9 4 11 2 9 1255 17 4 4 12 3 5 4411 4 3 3 20 15 9 4 11 300 a o 1238 17 4r4e12 2 98 1226 1 3 20 6 6 6 1196 5 9 4 11 9 8 1 232 17 4 4 12 2 8 8 149 5 2 88 5 152 5 16 o a al o 162 5
10. branch joint which connected to the indoor unit should be equal to or shorter than 40m But when the following conditions are all meeted the allowable length can extended to 90m DB Fig 5 2 300mm 1 It is needed to increase all the pipe diameters of the the main distribution pipe which between the first and the last branch joint assembly Please change the pipe diameter at field If the pipe diameter of the indoor unit main pipe is the same as the main pipe then it is not needed to be increased N10 L5 L8 L9 j lt 90m L2 L3 L4 L5 L6 L7 L8 L9 Need to increase the pipe diameter of the distribution pipe a Increasing size as the following 9 5 12 7 2012 73 0615 9 15 92 19 1 19 12 022 2 22 2 25 4 25 42 028 6 28 6 31 8 631 8 638 1 38 12 941 3 41 3 44 5 44 5 54 0 Installation manual 9 2 When counting the total extended length the actual length of above distribution pipes must be doubled Expect the main pipe and the distribution pipes which no need to be increased L1 L2 L3 L4 L5 L6 L7 L8 L9 X 2 a b c d e f g h i j lt 1000m Reference Figure 5 1 3 The length from the indoor unit to the nearest branch joint assembly lt 40m a b c j lt 40m Pipe diameter requirements please refers to table 5 9 Reference Figure 5 1 4 The distance difference between the outdoor unit to the farthest indoor unit an
11. error operation L The shielded nets at the two sides of shielded wires are either grounded to the earth or connected with each other and jointed to the sheet metal along to the earth u Control wire could not be bound together with refrigerant pipeline and power wire When power wire and control wire is distributed in parallel form keep gap between them above 300mm so as to preventing signal interference a Control wire could not form closed loop H Control wire has polarity so be careful when connecting m NOTE The shield net should be grounded at the wiring terminal of outdoor unit The inlet and outlet wire net of indoor communication wire should be connected directly and could not be grounded and form open circuit at the shield net of final indoor unit 6 8 Signal wire of indoor outdoor units B Signal wire of indoor outdoor unit adopts 3 core shielded wire 20 75mm2 which has polarity please connect it correctly Outdoor unit Outdoor unit Outdoor unit Outdoor unit master unit slave unit slave unit slave unit All shield terminals of shield wires connect to COMM terminal HTHZE Vl Hi FE i Hi FE Signal wire between outdoor units To closed end of shield wire QB Signal wire of indoor outdoor units resisitor gt matching The indoor unit at the terminal of communication system should paraliel connect a impedance bet
12. f the basement is placed on the roofing the detritus layer isn t needed but the concrete surface must be flat The standard concrete mixture ratio is cement 1 sand 2 carpolite 4 and add 10 strenthen reinforcing steel bar the surface of the cement and sand plasm must be flat border of the the basement must be chamfer angle e Before construct the unit base please ensure the base is directly supporting the rear and front folding edges of the bottom panel vertically for the reason of these edges are the actual supported sites to the unit e In order to drain off the seeper around the equipment a discharge ditch must be setup around the basement Please check the affordability of the roofing to ensure the load capacity e When piping from the bottom of the unit the base height should no less than 200mm E Position illustration of screw bolt Unit mm 15x23 long u shape hole Fig 4 4 Table 4 3 Unit mm W Centering position illustration of each connective pipe Unit mm 1 8 10HP Installation manual 4 198 al Gim 162 226 R amplification 2 12 14 16 18HP 194 hl zi E amp ES S efr 162 226 Fig 4 6 1 Enlarged view for 12 16HP lo ol
13. rows gt 1m 3 amp e Be Front Front e e Front Front amp e ee Front Front 100 500mm 21m gt 800mm gt 1m Note For a single modular that is not necessary to connect with oil balancer 1m Fig 4 16 gt Fig 4 12 Table 4 4 19 Liquid side stop valve 2 Oil balancer 8 16HP 3 Gas side stop valve 499 Gauge point Use for detecting pressure and refrigerant W When the outdoor unit is lower than the surrounding obstacle refer to the layout to avoid cross connection of the outdoor hot air from affecting the heat exchange effect please add an air director onto the exhaust hood of the outdoor unit to facilitate heat dissipation See the figure below The height of the air director is HD namely H h Please make the air director on site 4 z gt 1m E re ee Jis E Front Front 100 500mm ra Fig 4 13 2 e Fig 4 17 Front view F Side view 4 Front view les Table 4 5 19 Liquid side stop valve 20 Gas side stop valve gt 45 gt 300mm 3 Gauge point Use for detecting pressure and refrigerant 18HP gt 1000mm Airflow deflector H 4 Oil balancer Front view ra ees pa EP Ed Oil drain valve Fig 4 14 9 Installation ma
14. 0 NOTE Before install the air deflector please ensuring the mesh enclosure has been took off otherwise the air supply efficiency would be block down Once mounting the shutter to the unit air volume cooling heating capacity and efficiency would be block down this affection enhance along with the angle of the shutter Thus we are not recommend you to mount the shutter if necessary in use please adjust the angle of shutter no larger than 15 Only one bending site to be allowanced in the air duct see as above figure otherwise misoperation may led out Install the flexible connector between the unit and the air pipe for avoiding to produce vibration noise Installation manual 8 5 REFRIGERANT PIPE Table 5 1 1000m L1 L2 L3 L4 5 1 Length and drop height permitted of the Total pipe length Please refer to L5 L6 L7 L8 refrigerant piping Total extended length the caution 5 of L9 X2 a b c s conditions 2 d e f g h i j 2 L1 L5 L8 L9 i Actual length 175m Pipe diameter Note Reduced length of the branching tube is the 0 5m of the equivalent A un nn length of the pipe piping L 200m Please please Telers Equivalent length to table 5 4 or refer to caution 1 Pipe between the farthest indoor 40 90 m Please tendu referto caution 5 L5 L8 L9Hj Indoor unit Outdoor unit up 70m
15. 4 units Main pipe Table 5 8 Outdoor unit multi connective pipe assembly Outdoor unit Qty g1 92 L 8 10HP 25 4 012 7 _ BJC 02 CM i 12 18HP 31 8 015 9 91 92 93 8 10HP 25 4 012 7 L M 12 18HP 31 8 615 9 BJC 03 CM i G1 38 1 19 1 91 92 93 g4 8 10HP 25 4 012 7 12 18HP 031 8 015 9 G1 638 1 019 1 G2 041 3 022 2 2 units Refer to Table 5 4 or 5 5 for main pipe dimension 3 units L M N BJC 04 CM i 4 units Note The pipe assemblies in above table is special for this model must be purchased separately Installation manual 11 5 7 Example Table 5 9 1 Take 18 10 10 HP that composed by three modules as an example to clarify the pipe selection 2 Take Fig 5 4 as an example Provided that the equivalent length of all pipes in this system is larger than 90m Unit mm Indoor unit capacity A x100W A256 15 9 19 1 12 7 The branch joint at the inside of the unit There are a j branch joints at the inside of the unit the branch joint diameter should be select as per Table 5 9 Main pipe at the inside the unit Refer to Table 5 3 The main pipe L3 with N1 N2 downstream indoor units that total capacity is 140x2 280 the pipe L3 diameter is 22 2 9 5 thus select BJF 330 CM i for the branch joint C The main pipe L4 with N3 N4 downstream indoor units that total capacity is 140x2 280 the pipe L4 diameter is 22 2
16. 6 CD Oo o 17 4 4 12 2 9 8 8 8 285 16 5 4 11 4 2 9 3 8 4 3 25 274 7 15 9 4 11 2 9 8 1 17 4 4 12 3 8 8 1 301 2 16 5 4 11 4 3 8 4 3 30 290 3 15 9 4 11 3 8 1 a o gt a 166 5 306 9 16 5 4 11 4 3 9 3 295 8 15 9 4 11 3 9 J340 17 4 4 12 4 153 16 4323 16 5 4 11 4 4 3 40 311 4 15 9 4 11 4 1 3 7 323 17 4 4 12 3 9 8 74 3 35 gt o e Notes 1 RLA is based on the following conditions Indoor temp 27 C DB 19 C WB Outdoor temp 35 C DB 2 TOCA means the total value of each OC set 3 MSC means the Max current during the starting of compressor 4 Voltage range Units are suitable for use on electrical systems where voltage supplied to unit terminals is not below or above listed range limits 5 Maximum allowable voltage variation between phase is 2 6 Selection wire size based on the larger value of MCA or TOCA 7 MFA is used to select the circuit breaker and the ground fault circuit interrupter earth circuit breaker Installation manual 21 Remark MCA Min Current Amps A TOCA Total Over current Amps A MFA Max Fuse Amps A MSC Max Starting Amps A RLA Rated Locked Amps A OFM Outdoor Fan Motor FLA Full Load Amps A KW Rated Motor Output KW 6 7 Control system and Installation The control line should be shielded wire Using other wiring shall create signal interference thus leading to
17. Before powering on confirm there is no short circuit to each line E Check whether all units have passed nitrogen pressure keeping test for 24 hours with R410A 40kg cm2 H Confirm whether the system to debugging has been carried out vacuum drying and packed with refrigeration as required Installation manual 22 7 2 7 3 7 4 Preparation before debugging Calculating the additional refrigerant quantity for each set of unit according to the actual length of liquid pipe Keep required refrigerant ready Keep system plan system piping diagram and control wiring diagram ready Record the setting address code on the system plan Turn on power switches outdoor unit in advance and keep connected for above 12 hours so that heater heating up refrigerant oil in compressor Turn on air pipe stop valve liquid pipe stop valve oil balance valve and air balance valve totally If the above valves do not be turned on totally the unit should be damaged Check whether the power phase sequence of outdoor unit is correct All dial switch to indoor and outdoor unit have been set according to the Technical Requirement of Product Fill the name of connected system To clearly identify the connected systems between two or more indoor units and outdoor unit select names for every System and record them on the nameplate on the outdoor electric control box cover Model indoor unit Room Name Eg Indoor unit A
18. Set S10 definition ON E Reserve T2 ENC3 and S12 definition Setting the numbers of indoor units to be 0 15 Setting the numbers of indoor units to be 16 31 Setting the numbers of indoor units to be 32 47 Setting the numbers of indoor units to be 48 63 6 5 Electric wiring system and installation W Outdoor unit power wiring Outdoor unit Leakage Manual S power supply protector switch 380 415V 3N 50Hz E Indoor unit power wiring Fig 6 6 Indoor power Leakage protector Manual switch Branch box A CAUTION m Set refrigerant piping system signal wires between indoor indoor unit and that between outdoor outdoor unit into one system L Power must unified supply to all indoor units in the same System m Please do not put the signal wire and power wire in the same wire tube keep distance between the two tubes Current capacity of power supply less than 10A 300mm less than 50A 500mm a Make sure to set address of outdoor unit in case of parallel multi outdoor units Installation manual 19 6 6 Electric parameter form of outdoor unit Table 6 3 roca wes use A ET 7646 62 3 765 80 8 177 8 17 4 2 8 8 58 9 6 5 2 8 4 Outdoor Unit System HP Voltage Hz o o gt CD Q al o al a o CD o o o Blow o o ojo o gt a o 56 8 x 85 80 8 117 8 lea EINEN JA EYE ZEN esaet
19. ails of setting the address of the outdoor unit see Outdoor unit address bits Trial run Perform the trial run only after the outdoor unit has been powered on for over 12 hours Installation manual 2 3 ACCESSORIES Table 3 1 Outdoor unit installation manual This manual Outdoor unit owner s manual Be sure to deliver it to the customer Be sure to deliver it to the customer Indoor unit owners manual Accrssory For use in maintenance Screw bag Fortoggling of indoor and outdoor units Toggling flathead Screw For connecting 90 mouthing elbow pipes For cleansing pipes Seal plug Conneting pipe subassembly For conneting liquid side For connecting to the air pipe side when it s needed 1 8 10 16 18HP 2 12 14HP Connecting pipe 4 OUTDOOR UNIT INSTALLATION 4 1 Outdoor unit combination me E Table 4 1 U 15 Eee E E Ej Eje 7 d 5 Ede Table 4 2 4 2 Dimension of outdoor unit 1615 Max indoor nits nos 6 HP 60 E 64 r3 68 70 72 S 4 4 4 4 4 4 4 4 os 1 8 10HP 1615 765 2 12 14 16 18HP 1250 De quum units nos E Unitimm Fig 4 1 Installation manual 3 4 3 Selecting installation position m Ensure that the outdoor unit is installed in a dry well ventilated place m Ensure that the noise and exhaust ventilation of t
20. before welding The refrigerant pipe must undergo heat insulation treatment After the refrigerant pipe is installed completely the indoor unit cannot be powered on before performing the airtight test and creating a vacuum The air side and liquid side pipes must undergo the airtight test and vacuum extraction Airtight test The refrigerant pipe must undergo the airtight test with 3 9 MPa 40kgf CM2 nitrogen Creating a vacuum Be sure to use the vacuum pump to create a vacuum of the connective pipe at the air side and liquid side concurrently Refrigerant replenishment If the length is greater than the reference pipe the refrigerant replenishment quantity for each system should be calculated through the formula obtained according to the actual length of pipe Record the refrigerant replenishment quantity actual length of pipe and the height difference of the indoor amp outdoor unit onto the operation confirmation table of the outdoor unit in advance for future reference Electric wiring Select the power supply capacity and wire size according to the design manual The power cable of the air conditioner is generally thicker than the power cable of the motor In order to prevent misoperation of the air conditioner do not interleave or entwine the power cablewith the connection wires low voltage wires of the indoor outdoor unit Power on the indoor unit after performing the airtight test and making a vacuum For det
21. ble 5 3 Table 5 5 Main pipe L1 in the Fig 5 4 which upstream outdoor units total capacity is 10 10 18 38 base on table 5 5 the gas liquid pipe diameter are 38 1 22 2 total capacity of the downstream indoor unit is 140x6 56x2 71x2 1094 base on table 5 3 the gas liquid pipe diameter are 38 1 19 1 take the large one for your selection final confirm the main pipe diameter is gas liquid pipe 38 1 22 2 Parallel connect the outdoor units The outdoor unit linked by Pipe g1 is 10HP parallel connects with outdoor unit refer to Table 5 8 the connective pipe diameter is 25 4 12 7 The outdoor unit linked by Pipe g2 is 10HP parallel connects with outdoor unit refer to Table 5 8 the connective pipe diameter is 25 4 12 7 The outdoor unit linked by Pipe g3 is 18HP parallel connects with outdoor unit refer to Table 5 8 the connective pipe diameter is 31 8 19 1 The upstream of G1 is the two parallel connected outdoor units refer to Table 5 8 select the three parallel connected outdoor unit the pipe diameter is 38 1 19 1 Parallel connect the three outdoor units refer to Table 5 8 should select BJC 03 CM i for outdoor unit connective pipes L M N1 140 La e D C N3 N4 EA 140 EFF 140 N5 SL e zi g 71 Lo h i j N9 N10 LL 5 lt gt 56 N8 F 140 Installatio
22. cted capacity variare Tor mar un HN 9 ees 01 12 11 T2 T2B average Temp Actual value 13 12 T3 pipe temp Actual value forensea Pao omnia doueeotew 2 26 Reseve ar powtas ee BEE B 9 ues HN 9 Normal display Display qty of indoor units which communicate with outdoor unit on standby mode In case of cap requirement display running frequency of compressor Operation mode 0 OFF FAN 2 Cooling 3 Heating 4 Constraint cooling Fan speed O stop 1 15 speed increase sequentially 15 is the max fan speed EXV opening degree Pulse count display value 8 Noise control mode 0 Night silent mode 1 silent mode 2 super silent mode 3 none silent mode Priority mode 0 heating priority mode 1 cooling priority mode 2 number 63 amp the more operating mode first 3 respond the heating mode only 4 respond the cooling mode only SW1 constraint cool button SW2 query switch ENC1 outdoor units address setting switch ENC2 outdoor units capacity setting switch ENC3 indoor units qty setting switch ENC4 network address setting switch 6 2 Terminal base function To 380 415V 3N 50Hz Fig 6 1 rl D am TINK RTI WE WM NON A RAN MANO OA OA RON i SONA Outdoor units I Network Indoor units Indoor units Outdoor units centralized accounting centralized communication communication monitoring controls I Fig 6 2 Installation man
23. d the outdoor unit to the nearest indoor unit is lt 40m The farthest indoor unit N10 The nearest indoor unit N1 L1 L5 L8 L9 j L1 L2 L3 a lt 40m Reference Figure 5 1 5 2 Select the refrigerant piping type W3 W2 W1 10 10 18 L2 Li Ls Table 5 2 Pipe name Main pipe Indoor unit main pipe Indoor unit aux pipe Indoor unit branch joint assembly Outdoor unit branch joint assembly Outdoor unit connective pipe 5 3 Size of joint pipes for indoor unit Table 5 3 Size of joint pipes for R410A indoor unit Capacity of indoor unit A x100W A lt 166 15 9 BJF 224 CM i 166 lt A lt 230 19 1 BJF 224 CM i 230 lt A lt 330 e222 es BJF 330 CM i e x 1 Refer to Fig 5 3 the capacity of downstream units to L2 is 140x4 560 i e the gas pipe for L2 is 28 6 liquid pipe is 15 9 ee Ne ND 140 140 a b C l3 La D E d N3 N4 LRZ no SF 140 N5 N6 e F E G N7 i g m Lo A l h i N8 N9 N10 Installation manual 10 5 4 Size of joint pipes for outdoor unit Base on the following tables select the diameters of the outdoor unit connective pipes In case of the main accessory pipe large than the main pipe take the large one for the selection Example parallel connect with the three outdoor units 16 16 14 the total capacity is 46HP al
24. d in accordance with national wiring regulations The appliance shall not be installed in the laundry Before obtaining access to terminals all supply circuits must be disconnected The appliance must be positioned so that the plug is accessible The enclosure of the appliance shall be marked by word or by symbols with the direction of the fluid flow For electrical work follow the local national wiring standard regulation and this installation instructions An independent circuit and single outlet must be used If electrical circuit capacity is not enough or defect in electrical work it will cause electrical shock fire Use the specified cable and connect tightly and clamp the cable so that no external force will be acted on the terminal If connection or fixing is not perfect it will cause heat up or fire at the connection Wiring routing must be properly arranged so that control board cover is fixed properly If control board cover is not fixed perfectly it will cause heat up at connection point of terminal fire or electrical shock If the supply cord is damaged it must be replaced by the manufacture or its service agent or similarly qualified person in order to avoid a hazard An all pole disconnection device which has at least 3mm separation distance in all pole and a residual current device RCD with the rating of above 10mA shall be incorporated in the fixed wiring according to the national rule When carryin
25. g out piping connection take care not to let air substances go into refrigeration cycle Otherwise it will cause lower capacity abnormal high pressure in the refrigeration cycle explosion and injury Do not modify the length of the power supply cord or use of extension cord and do not share the single outlet with other electrical appliances Otherwise it will cause fire or electrical shock Carry out the specified installation work after taking into account strong winds typhoons or earthquakes Improper installation work may result in the equipment falling and causing accidents The temperature of refrigerant circuit will be high please keep the interconnection cable away from the copper tube The power cord type designation is HO7RN F Equipment complying with IEC 61000 3 12 Installation manual 1 A If the refrigerant leaks during installation ventilate the area immediately Toxic gas may be produced if the refrigerant comes into the place contacting with fire After completing the installation work check that the refrigerant does not leak Toxic gas may be produced if the refrigerant leaks into the room and comes into contact with a source of fire such as a fan heater stove or cooker CAUTION The cooling amp heating indoor unit is applicable for the cooling amp heating and the cooling only outdoor unit the heating capacity of the indoor unit will be effective only when the indoor unit connect to the c
26. he outdoor unit do not affect the neighbors of the property owner or the surrounding ventilation Ensure that the outdoor unit is installed in a well ventilated place that is possibly closest to the indoor unit W Ensure that the outdoor unit is installed in a cool place without direct sunshine exposure or direct radiation of high temp heat source W Do not install the outdoor unit in a dirty or severely polluted place so as to avoid blockage of the heat exchanger in the outdoor unit m Do not install the outdoor unit in a place with oil pollution or full of harmful gases such as sulfurous gas W Do not install the outdoor unit in a place surrounded by salty air Except for the models with corrosion resistant function 4 4 Base for outdoor unit W 3 Asolid correct base can e Avoid the outdoor unit from sinking e Avoid the abnormal noise generated due to base E Base types e Steel structure base e Concrete base see the figure below for the general making method Outdoor unit 10 Expansion bolt Rubber shocking proof mat Solid ground Concrete basement or roofing h 200mm 200mm Fig 4 3 W The key points to make basement The master units basement must be made on the solid concrete ground Refer to the structure diagram to make concrete basement in detail or make after field measurements In order to ensure every point can contact flat the basement should be on completely level
27. he outdoor unit to the user Installation manual 23 8 CUSTOMER DETAILS Branch Address ii da eta d ead Telephone Ac TP Person to be contacted i ori uku siana aaa rene eaan Dealer address A EA E ET Telephone AS Person to be contacted ne Signature of the Dealer with Seal In all correspondence communication state your name address the serial number of your air conditioning unit date of purchase and dealers name include address location of unit and description of problem for prompt and immediate attention Name of Customer eR Address Sr No of the Unit Sr No of the Compressor Date of purchase Invoice No ee ENEE IE E E N E a a Installation manual 202000172356 H I 10 12 x x i CHP PRL ES 11 5 5 66 72HP
28. itrogen gas from 4 the piston of shut off valve and from the meter connector Pressure inside should be maintained at there no less than 24 hrs Outdoor unit Fig 5 6 Liquid side of Gas side oflshut off valve shut off valve A CAUTI ON W Don t mix up the different refrigerants or abuse the tools and measurements which directly contact with refrigerants ae indoor init W Don t adopt refrigerant gas for air vacuuming Liquid pipe K gt W f vacuum level could not get to 0 1MPa please check whether resulted by leakage and confirm the leakage site If no leakage please operate the vacuum pump again 1 or 2 hrs Fig 5 5 5 11 Refrigerant amount to be added A CAUTION Calculate the added refrigerant according to the diameter and the length of the liquid side pipe of the outdoor indoor unit e Pressurized nitrogen 3 9MPa 40kgf cm is used for connection The refrigerant is R410A airtightness test e ltis not allow to use oxygen combustible gas or toxic gas Table 5 10 to conduct the airtightness test e When welding please use wet cloth insulating the low Pipe size on Refrigerant to pressure valve for protection liquid side be Added per meter e For avoid the equipment be damaged the pressure 0 022kg maintainedtime should not last too long 0 057kg 012 7 0 110kg 15 9 0 170kg 19 1 0 260kg 22 2 0 360kg 25 4 0 520kg 28 6 0 680kg Installation manual 13
29. l indoor units total capacity is 1360 provided that the equivalent length of all pipes are 290m accord ing to the Table 5 5 the main pipe diameter are 38 1 22 2 in according to all indoor unit capacity 1360 we could find out the master unit diameter is 41 3 22 2 base on Table 5 3 Take the large one for the selection we final confirm the main pipe diameter is 41 3 22 2 Table 5 4 Size of joint pipes for R410A outdoor unit 8HP 22 2 10HP 022 2 IA 028 6 15 9 BJF 710 CM i 24HP 28 6 15 9 BJF 710 CM i Visus 231 8 019 1 BJF 710 CM i Lei P38 1 19 1 BJF 1344 CM i 0 64HP 22 2 BJF E1344 CM i 5 Sl 44 5 25 4 BJF E1344 CM i Table 5 5 Size of joint pipes for R410A outdoor unit 8HP 012 7 10HP 25 4 ae 028 6 16HP 031 8 012 7 015 9 18 22HP 31 8 24HP 31 8 19 1 22 2 38 1 38 1 Bari 44 5 54 0 22 2 25 4 66 72HP 25 4 5 5 Branch pipes for outdoor unit Table 5 6 Model 8HP 10HP 25 4 12 7 12HP 14HP 16HP 31 8 15 9 18HP 31 8 19 1 5 6 Branch pipes for indoor unit Base on Table 5 7 and Table 5 8 selectthe multi connecting pipes of outdoor unit Before installation please read the Outdoor Unit branch joint Installation Manual carefully Table 5 7 Outdoor unit multi connective pipe assembly Illustration Outdoor unit Qty 2 units
30. lure to observe a caution may result in injury or damage to the equipment After completing the installation make sure that the unit operates properly during the start up operation Please instruct the customer on how to operate the unit and keep it tained Also inform customers that they should store this Installation manual along with the owner s manual for future reference A WARNING E Be sure only trained and qualified service personnel to install repair or service the equipment Improper installation repair and maintenance may result in electric shocks short circuit leaks fire or other damage to the equipment E Install according to this installation instructions strictly If installation is defective it will cause water leakage electrical shock fire mWhen installing the unit in a small room take measures against to keep refrigerant concentration from exceeding allowable safety limits in the event of refrigerant leakage Contact the place of purchase for more information Excessive refrigerant in a closed ambient can lead to oxygen deficiency Use the attached accessories parts and specified parts for installation Otherwise it will cause the set to fall water leakage electrical shock fire Install at a strong and firm location which is able to withstand the set s weight If the strength is not enough or installation is not properly done the set will drop to cause injury The appliance shall be installe
31. n manual 12 5 8 Remove dirt or water in the piping 5 10 Vacuum with vacuum pump m Make sure there is no any dirt or water before connecting 1 Use the vacuum pump which vacuum level lower than the piping to the outdoor units 0 1MPa and the air discharge capacity above 40L min m Wash the piping with high pressure nitrogen never use 2 The outdoor unit is not necessary to vacuum don t open the refrigerant of the outdoor unit outdoor unit gas and liquid pipe shut off valves 3 Make sure the vacuum pump could result as 0 1MPa or below after 2 hrs or above operation If the pump operated 3 hrs or above could not achieve to 0 1MPa or below please 5 9 Gas tight test check whether water mix or gas leak inside of the pipe 1 Upon set up the indoor unit pipeline please connect the Hi Connect with vacuum pump pressure pipe with shut off valve firstly 2 Weld the pipe at the low pressure side to the meter connector Perform the pump last for 2 hrs or above Use the vacuum pump discharging air inside the liquid side IL 3 shut off valve and meter connecter until to the 1kgf cm 1 Close off the valve of vacuum meter 2 Cut off the connection between pressure meter and vacuum pump 3 Close the vacuum pump When get the vacuum level 0 1MPa the pump should keep running for 20 60 mins Shut down the vaccum pump Place the vaccum state unused 1 hrs or above Close the vacuum pump charge 40kgf cm n
32. n the following locations There is petrolatum existing There is salty air surrounding near the coast Except for the models with corrosion resistant function There is caustic gas the sulfide for example existing in the air near a hot spring The Volt vibrates violently in the factories In buses or cabinets In kitchen where it is full of oil gas There is strong electromagnetic wave existing There are inflammable materials or gas There is acid or alkaline liquid evaporating Other special conditions 2 The insulation of the metal parts of the building and the air conditioner should comply with the regulation of National Electric Standard CONSTRUCTION CHECKPOINTS Acceptance and Unpacking After the machine arrives check whether it is damaged during the shipment If the surface or inner side of the machine is damaged submit a written report to the shipping company Check whether the model specification and quantity of the equipment conform to the contract After removing the outer package please keep the operation instructions well and count the accessories Refrigerant pipe Check the model and name to avoid mistaken installation An additionally purchased refrigerant distributor manifold adapter and manifold pipe must be used for installing the refrigerant pipes The refrigerant pipes must have the specified diameter Nitrogen of a certain pressure must be filled into the refrigerant pipe
33. nual 6 4 10 Mount the air deflector Example B E Before install the air deflector purchased by user please ensure the mesh enclosure has been taken off and then install as the following two methods 1 8 10HP Example A Air outlet louver dimension optional Fig 4 22 725 12 ST3 9 self threading screws Remove the iron filter firstly Fig 4 19 12 ST3 9 self threading screws Remove the iron filter firstly Fig 4 20 Table 4 7 Unit mm Table 4 8 OPa Default Remove the iron wire netting 0 20Pa connect with the air deflector pipe within 3m C lt 3000 725 lt D lt 760 E A 725 A2300 B2250 Above 20Pa Need to be customized Installation manual 7 2 12 14 16 18HP Example A Fig 4 25 Air outlet louver dimension optional A 12 ST3 9 self threading screws Fig 4 26 Remove the two iron filter firstly Fig 4 27 12 03 2 Fig 4 28 C lt 3000 725 lt D lt 760 E A 725 8 lt 15 Table 4 10 OPa Default Remove the iron wire netting connect with the air deflector pipe within 3m Need to be customized 0 20Pa Above 20Pa Example B O Air outlet louver dimension optional Fig 4 29 12 ST3 9 self threading screws Remove the two iron filters firstly Fig 4 30 Lo Unit mm B2250 C lt 3000 Table 4 11 Fig 4 31 D A 121
34. ooling amp heating outdoor unit This A C is a kind of amenity unit Don t install it at the place where for storing machine precise instrument food plant animal artwork or any other special used occasion Ground the air conditioner Do not connect the ground wire to gas or water pipes lightning rod or a telephone ground wire Incomplete grounding may result in electric shocks Be sure to install an earth leakage breaker Failure to install an earth leakage breaker may result in electric shocks Connect the outdoor unit wires then connect the indoor unit wires You are not allowed to connect the air conditioner with the power source until wiring and piping the air conditioner is done While following the instructions in this Installation manual install drain piping in order to ensure proper drainage and insulate piping in order to prevent condensation Improper drain piping may result in water leakage and property damage Install the indoor and outdoor units power supply wiring and connecting wires at least 1 meter away from televisions or radios in order to prevent image interference or noise Depending on the radio waves a distance of 1 meter may not be sufficient enough to eliminate the noise The appliance is not intended for use by young children or infirm persons without supervision Young children should be supervised to ensure that they do not play with the appliance Don t install the air conditioner i
35. ual 15 6 3 Explanation of main board Main board used on the 8 10 14 16 18HP outdoor unit yoyms Bunjes SseJppe YIomjou syun JooplnO Y9JIMS Bumes Ayoedeo syun JooplnO yms Bum s Ayyuenb syun Joopul X a imo a I Mea T p nichos 2 U91IMS Dunes sselppe syun JooplnO 19 EL a y N 4 Fig 6 3 Installation manual 16 6 3 Explanation of main board Main board used on the 12HP outdoor unit yoyms funes ssaJppe Y omjou syun JooplnO ERETT ia i DELE EJ le oo 45450 youms Bumes YOHMS Aloedeo DUET Bunjes Ayyuenb syun JooplnO 27T E NOS 4 y H E NX a i 5 syun Joopu E uoyng 009 luIleJlsuoD LMS mer LS ZONA 8S Aj jn r1 uoynq AenD ZNAS yoymS Dunes sseJppe syun JooplnO Fig 6 4 Installation manual 17 M xplanationof thain board 6 4 Dial codes definition Table 6 2 ENC1 ENC3 S12 S3 S7 S8 ENC2 S1 Discharge Temp sensed port of the Inv compressor Discharge Temp sensed port of the fix_1 8 10HP Inv Compressor S2 S5 S6 ENC4 S10 SW5 Power supply port in the Mid adapted panel Wiring port for communication between indoor and outdoor units indoor unit network outdoor unit network and network accounting ERE S Se Outdoor unit address setting switch Effective to 0 3 0 stand for main unit 1 3 stand for slave unit
36. ween port P and port Q Fig 6 8 6 9 Example for power wire connection Power 380 415V 3N 50Hz ttt i L M ETE A Y Outdoor unit slave unit Outdoor unit master unit Outdoor unit slave unit ATBICIN mielelelole zem Y TE FE Signal wire between outdoor units u M N Signal wire between indoor outdoor unith Indoor unit Indoor unit Indoor unit Eme FEE E ime EEPE Eme a IKTSTETPTE FIaIE EA CARA OSA Branch Box Branch Box Branch Box XTRTETP E E Signal wire between indoor unit and wire controller AS r 1 S 1 rera ET mal L 1 J Wire controller Wire controller Wire controller Fig 6 9 Signal wire between indoor units 7 TRIAL RUN 7 1 Inspection and confirmation before commissioning a Check and confirm that refrigeration pipe line and communication wire with indoor and outdoor unit have been connected to the same refrigeration system Otherwise operation troubles shall happen E Power voltage is within 10 of rated voltage u Check and confirm that the power wire and control wire are correctly connected i Check whether wire controller is properly connected a
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