Airwell VRF Series Installation Manual Download Page 30 | Manualshive

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Installation procedure

2) Installation below is not allowed (compressor oil will flow into the lowest outdoor).

Outdoor 1

Outdoor 2

Outdoor 3

e. Incorrect method of installation
1) No oil trap

Outdoor 1

Outdoor 2

Outdoor 3

Oil trap (upright projecting pipe, 200mm high)

Outdoor 1

Outdoor 2

Outdoor 3

Gas pipe

Gas pipe

Gas pipe

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Summary of Contents for VRF Series

Page 1: ...DOOLQJ RU RSHUDWLQJ RXU QHZ DLU FRQGLWLRQLQJ XQLW 0DNH VXUH WR VDYH WKLV PDQXDO IRU IXWXUH UHIHUHQFH 22 AW VVWO 220 335 R410A IM EN 03 30 Rev01 Installation Manual ODU VRF VVWO Series R410A English Ma...

Page 2: ...umidity 80 Indoor temperature 17 32 C 15 30 C Water inlet temperature 7 45 C Rated water flow 8HP 4 8m3 h 10HP 6 0m3 h 12HP 7 2m3 h Contents Safety 1 Installation instruction 4 Product introduction 7...

Page 3: ...essory should be installed on the outlet water pipe In winter if you do not use for short periods of time please ensure the machine 24 hours power on if you do not use for a long time drain off the wa...

Page 4: ...erant leakage R 410A is the only permitted refrigerant To avoid charging wrong refrigerant the diameter of check valve is changed for R 410A To strengthen the pipe the dimension of flared pipe is also...

Page 5: ...erence between Twi and Two is too large the unit will standby and alarm 100 seconds later resume automatically if it occurs three times in an hour confirm the failure If the inlet water temperature is...

Page 6: ...tion of each indoor unit 2 3 Check the wired controller wires connection of each indoor unit 2 4 Set Protocol translator DIP switches if connected with central controller or BMS system 2 5 Check the c...

Page 7: ...Name Quantity 1 Flow switch 1 2 Installation manual 1 3 T shape pipe only use for multiple modules 1 4 Pipe adaptor 1 10HP 2 2 Before installation 1 Before installation check respectively if the mode...

Page 8: ...1 Do not install the unit at the place where the flammable gas will leak 2 Install the unit at the strong enough place 3 Install the unit at the flat place 4 After opening the electric box cover for m...

Page 9: ...ared with the air air heat pump series because of its low condensing temperature Individual measure of electricity consumption on this VRF equipment is available For example when the building is occup...

Page 10: ...pansion tank Circulating pump Circulating pump Circulating pump Water inlet 30 C Water inlet 30 C Water inlet 30 C Water outlet 35 C The outdoor units Expansion tank Boiler Circulating pump Circulatin...

Page 11: ...water inlet is 7 45 C When system uses electrical two way valve to control water flow volume the total water flow volume can be counted by the units working ratio a The flow switch is placed below th...

Page 12: ...hich needs regular cleaning generally one time a year Professional central AC water system cleaning agent is recommended Water quality control Item Standard requirements Influencing factors Standard P...

Page 13: ...et 9 Refrigerant gas side 10 Refrigerant liquid side 11 Oil balance connecting pipe 12 Power wire and pump control line 13 Communication wire and flow switch control line 1 Install a Y shape water fil...

Page 14: ...is installed in the water system need starter The unit only offers the pump control signal doesn t offer the pump power supply 12 Between the welding mouth of double pipe heat exchanger and site pipe...

Page 15: ...factory or civilian steam system Below diagram shows the piping work when system runs in heating mode in winter The connection of thermal source and cooling tower Electronic treatment device TCV Water...

Page 16: ...ons water pipe size is not less than double pipe heat exchanger interface size DN32 4 In winter if you don t use for long time be sure to discharge all the water in the system to prevent frost crack s...

Page 17: ...ter pickling mixed NaOH Na3P04 and softened water in certain proportion using dynamic circulation method to alkali wash the heat exchanger reach neutralization Discharge the neutralized waste discharg...

Page 18: ...inletconnection 7 SV11 8 SV1 9 SV10 10 SV9 11 LEVA1 12 LEVA2 Adaptor should be fixed on the gas stop valve except 8HP model and the Maximum length should be below 500mm or it will affect the capacity...

Page 19: ...72 443 548 605 13 through hole Foundation 72 443 548 605 13 through hole Foundation 200 10 Expansion bolt Concrete foundation Rubber cushion Solid ground or roof Over 300 Over 300 Over 500 Note Rubber...

Page 20: ...es for one outdoor unit Exterior and installation dimensions B Sites for two outdoor units Front Over 500mm Over 900mm Over 1970mm Over 300mm Over 300mm Over 1375mm 995 995 775 775 Over 300mm 571 Over...

Page 21: ...or and installation dimensions C Sites for three outdoor units Over 300mm Over 300mm Over 300mm Front Over 500mm Over 900mm Over 2450mm Over 1970mm 995 995 995 775 775 775 Over 300mm Over 300mm 571 Ov...

Page 22: ...installation dimensions When there are walls around the outdoor units A Sites for one row layout Over 500mm Over 900mm Over 300mm Over 300mm Over 300mm Over 300mm Front Over 3525mm Over 1970mm Over 50...

Page 23: ...r and installation dimensions Over 500mm Over 900mm or over 1000mm Over 500mm Over 300mm Over 300mm Over 300mm Front Front Over 500mm Over 500mm Over 500mm Over 900mm or over 1000mm Front Front Front...

Page 24: ...ing the valve and the pipe cool down the valve with wet towel 5 When the connection pipe and the branch pipe need to be cut down please use the special shears and do not use the saw 6 When welding cop...

Page 25: ...stallation period Measures Outdoor More than 1 month Flat the pipe end Less than 1 month Flat the pipe end or seal with adhesive tape Indoor Nothing to do with period Outdoor branch pipe Manifold pipe...

Page 26: ...oor branch pipe and the first manifold pipe Note When the distance from outdoor to the farthest indoor is over 80m the enlarged diameter should be chosen for the main pipe Installation procedure Outdo...

Page 27: ...0 1 1 Pipe diameter mm Thickness mm Material O type pipe soft pipe 19 05 1 0 1 0 1 0 1 0 1 1 1 3 1 4 1 5 22 2 25 4 28 58 31 8 34 9 38 1 41 3 Pipe diameter mm Thickness mm Material Hard pipe Installat...

Page 28: ...pipe L1 L3 10m L2 L3 10m Oil equalization pipe L5 L6 10m Height difference between outdoors h 5m Pipe length and height difference 1 000 1 000 Outdoor 1 Outdoor 2 Outdoor 3 Gas pipe L5 L6 L1 L2 L3 L4...

Page 29: ...gh Outdoor 2 Outdoor 3 Outdoor 1 Outdoor 2 Outdoor 3 Note a TAS30 includes TAS20 b The gas pipe should be installed horizontal or with slope toward the interior units less than 15degree c Oil trap sho...

Page 30: ...d compressor oil will flow into the lowest outdoor Outdoor 1 Outdoor 2 Outdoor 3 e Incorrect method of installation 1 No oil trap Outdoor 1 Outdoor 2 Outdoor 3 Oil trap upright projecting pipe 200mm h...

Page 31: ...doors 10 L1 L2 L3 Oil equalization pipe connection 16 24HP 26 36HP Oil equalization pipe 9 52mm Oil equalization pipe 9 52mm T shape pipe 2 Allowable piping length and height difference between indoor...

Page 32: ...lease make the brim as outer roll 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 va...

Page 33: ...gainst the water and impurity going into the pipes brazing after being flatted or sealed with adhesive tape When connecting the pipes close the valves fully When welding the valve and the pipes use th...

Page 34: ...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 and flaring po...

Page 35: ...k valves of indoor outdoor and the check valve will be connected E Additional refrigerant charging Charge the additional refrigerant as liquid state with the gauge If the additional refrigerant cannot...

Page 36: ...all be heat insulated all the time and the only exception is when the customer is totally sure the unit will only deliver COOLING The material for gas pipe should endure the high temperature over 120...

Page 37: ...wired controller controls one indoor as shown in above figure indoor 6 indoor 19 indoor and wired controllers are connected by 3 polar wires C 2 to 1 two wired controllers control one indoor as shown...

Page 38: ...inal If the water system matches with only one set of units the pump control signal of physical master unit can be connected to the pump starter It is not recommended that multiple control lines contr...

Page 39: ...m2 Wire length m Circuit breaker A Rated current of residual circuit breaker A Ground fault interrupter mA response time S Ground wire Section mm2 Screw Individual power VVWO 220R 01T32 3N 380 415V 50...

Page 40: ...ch as rating current The wiring of ammeter includes 3 methods Direct connection Connection via current transformer Connection via current and voltage transformers seldom used Direct connection method...

Page 41: ...residual circuit breaker A Ground fault interrupter mA response time S Wire length m Outdoor indoor mm2 Indoor indoor mm2 Communication wire section 20A 30mA below 0 1s 30A 30mA below 0 1s 40A 30mA b...

Page 42: ...BM1_3 The setting is 0 or 1 Default is 0 Once powered off unit software shall reset to OFF automatically ignoring BM1_3 setting BM1 introduction BM1 1 Outdoor searching after startup 0 Begin to search...

Page 43: ...ssion operation setting BM2_3 BM2_4 Maximum allowable output capacity 0 0 100 0 1 70 1 0 40 1 1 0 BM2 5 Water temperature operating range 0 Standard 1 The extremely low temperature type BM2 6 NO defin...

Page 44: ...applied to 084C PCB 0 1 1 Reserved 1 0 0 Reserved 1 0 1 Reserved 1 1 0 Reserved 1 1 1 Reserved BM3 4 3Ph 50Hz 60Hz selection 0 50Hz Single class 1 60Hz BM3 5 BM3 6 BM3 7 BM3 8 Outdoor HP setting BM3 5...

Page 45: ...oling only 1 0 Heating only 1 1 VIP BM4 6 BM4 7 BM4 8 Indoor units priority setting Not suitable for 3 pipes model Available when the outdoors are set in normal or VIP mode BM4 6 BM4 7 BM4 8 Priority...

Page 46: ...play 3 Communicates in inspection and program version Communication normal display program version Communication gap normal display 0000 communication has been display not normal 4 Indoor abnormal Dis...

Page 47: ...nquiry state 10 failures happened recently can be checked Blinking display the failure number and code Press SW2 UP once to show the next one and press SW1 DOWN once to show the previous one Exit the...

Page 48: ...or 2 secs continuously displaying 0000 to exit the setting state and stop blinking 8 0 Outdoor LEVa2 valve open angle 9 0 Outdoor LEVb1 valve open angle 10 0 NO use 11 0 Outdoor solenoid valve output...

Page 49: ...n Digital tube LD1 4 display Unit No 0 3 0 15 P1 pressure Unit kg 2 decimals 1 15 Pl_temp pressure temp 25 Unit degree 2 15 Pd_temp pressure temp 3 15 Ps_temp pressure temp 4 15 Tliqsc temp 5 15 Tsco...

Page 50: ...s ON under heating LD3 LD4 total capacity of indoors with temp sensors ON under heating excluding capacity correction of closed temp sensors unit Hp Eg 0624 represents 6 indoors with temp sensors ON u...

Page 51: ...continuously display 1111 and start up Press SW1 DN for 2 secs continuously display 0000 and stop 0 15 2 Cancel all manual controls running type Press SW2 UP for 2 secs continuously display 1111 and s...

Page 52: ...upply check 50Hz 60Hz setting 50 50Hz 60 60Hz 15 13 2 Inverter board selection 0 self made 1 APY 15 14 2 Outdoor model setting 0 3 pipes model 1 MX6 S model 2 Water Cooled VRF 15 15 2 Reserved 1 0 2 C...

Page 53: ...ontrol 4WV2 switch 6 15 2 Cancel all the manual control spare parts Press SW2 UP for 2 secs continuously displaying 1111 to cancel or press SW1 DOWN for 2 secs continuously displaying 0000 to cancel C...

Page 54: ...er 256 byte data display malfunction info Address calculating method addr SW10 16 SW11 Data display hexadecimal H represents hexadecimal number Dial plate shows 13 0 0 Press SW2 UP for 2 secs continuo...

Page 55: ...SW10 SW11 are at 0 0 0 LD displays failure code 20 127 it is single slave unit failure code Outdoor failure code display principle on wired controller When outdoor compressor is running indoor wired c...

Page 56: ...pen circuit or above 1012 short circuit alarm If Tao 0 no open circuit failure alarm if Tao 0 and ET 0 no open circuit failure alarm in 5 minutes Resumable 24 1 18 Oil temp sensor Toili failure AD val...

Page 57: ...in defrosting and within 3 minutes after defrosting no alarm Resumable 30 0 1E High pressure switch HPSi failure Power on OFF is confirmed for 2 secs continuously alarm Once confirmation Un Resumable...

Page 58: ...sumable 35 1 23 4WV reversing failure Master unit checks heating mode operation If some slave units 4WV still can t electrified after starting up for 20 mins failure 35 1 is shown 36 24 Oil temp sub c...

Page 59: ...p and alarm Resume automatically after 170 secs Three times an hour failure confirmed Once confirmation Un Resumable 41 1 29 Water inlet temp Twi protection against too high temp Water Cooled VRF When...

Page 60: ...hin 3 minutes continuously Resumable 46 2E Communication with inverter module failure No communication within 30 seconds continuously Resumable 50 32 The LEV is leakage When the unit system running in...

Page 61: ...DIP switch setting failure According to PCB special No outdoor model DIP switch errors are detected 99 X 63 Program errors self check X 0 5 Once confirmation un resumable 110 6E IPM module protection...

Page 62: ...r 121 79 Power supply of inverter board is abnormal Power supply of inverter board is broken down instantly 3 times in an hour confirm failure once confirmation un resumable 122 7A Radiator temp Senso...

Page 63: ...models the unit can t open if ambient temp above 54 degree 7 segment board display 555 3 Indoor failure code list Indication on master unit Indication on wired controller Flash times of LED5 on indoor...

Page 64: ...dly the unit cannot run in the other modes 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...

Page 65: ...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 Confirm the compressor bottom g...

Page 66: ...onditioning the content of lead mercury hexavalent chromium polybrominated biphenyls and polybrominated diphenyl ethers are not more than 0 1 mass fraction and cadmium is not more than 0 01 mass fract...

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Page 69: ...t with the sales agency or manufacturer for details ATTENTION Le design et les donn es techniques sont donn s titre indicatif et peuvent tre modifi s sans pr avis AIRWELL RESIDENTIAL SAS 10 Rue du For...

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