Airwell YAV112 Installation Manual Download Page 1

Page: 1 / 36

INST

ALLA

TION MANUAL

INST

ALLA

TION MANUAL

“MV

”

Series

DC-inverter air-conditioners

ENGLISH

Outdoor unit

●YAV112

●YAV140

●YAV160

Before installing your air-conditioner,

please read this installation instruction

carefully and keep it for future reference.

Summary of Contents for YAV112

Page 1: ...TALLATION MANUAL MVi Series DC inverter air conditioners ENGLISH Outdoor unit YAV112 YAV140 YAV160 Before installing your air conditioner please read this installation instruction carefully and keep i...

Page 2: ...andle stop valve 13 8 5 How to handle the valve cover 13 8 6 Pipe selection and how to calculate 14 8 6 Pipe selection and how to calculate 16 8 7 Additional refrigerant charge calculation 17 8 8 Leak...

Page 3: ...o that if the refrigerant acci dentally leaks out its density does not reach the limit and in the event of an emergency measures can be made before injury can occur In a room where the density may exc...

Page 4: ...2 2 Space requirement Chart 1 Chart 2 Chart 5 Chart 7 Chart 10 Chart 12 Chart 11 Chart 8 Chart 9 Chart 6 Chart 3 Chart 4...

Page 5: ...ance with national wiring regulations and shall be provided to ensure all pole disconnection from the supply mains and distance between the poles shall be more than 3 mm Only qualified technician is a...

Page 6: ...pes use new and clean piping materials with high pressure fittings made for R410A only so that water and dust does not enter Moreover do not use the existing piping because there are some problems wit...

Page 7: ...tting free for use immediately please restore them carefully 5 3 Optional accessories To install the above outdoor units the following optional parts are also required 1 Indoor unit 2 Remote controlle...

Page 8: ...close to a machine generation high frequency 5 A place with poor ventilation CAUTION The installation of the air conditioning unit must be positioned in a location that can sufficiently support its w...

Page 9: ...ing the suction inlet in the side of the case otherwise the case could be deformed Take care not to let hands or other objects come in and contact with the rear fins Or it will hurt your hands and dam...

Page 10: ...ase and ensure good drainage Ordinarily ensure a base height of 5 cm or more If a drain pipe is used or for use in cold weather regions ensure a height of 15 cm or more at the feet on both sides of th...

Page 11: ...ole as shown in the figure Do not remove the pipe cover from the cabinet so that the knockout hole can be easily punched To knock out it is easily taken off by hands by punching a position at the lowe...

Page 12: ...re connection areas Attentions on application of flexible couplings 1 Please apply flexible coupling at indoor lateral interconnecting areas 2 Bending angle cannot exceed 90 and bending cannot be repe...

Page 13: ...the flare nuts included with the unit Using different flare nuts may cause the refrigerant leakage Ensure using a nitrogen blow when brazing Brazing without carrying out nitrogen replacement or relea...

Page 14: ...a gas leak check When without torqu e wrench please take following method as standard when tightening flare nut with wrench stop it and only rotate to angle stated as blow table when tightening torqu...

Page 15: ...use a torque wrench Do not place wrenches on the valve cover This may result in a refrigerant leak Chart 23 1 Spanner 2 Toerque wernch For cooling operation under low ambient temperature or any other...

Page 16: ...ent tubing length 175 LA Max tubing length 80 L L2 L3 Difference between the max length and the min length from the NO 1 distribution joint 40 l1 l2 ln Max length of each distribution tube 30 l1 l2 ln...

Page 17: ...assage of vertical gas tube If the outdoor unit is installed lower than indoor unit no need any siphon Below Capacity kW 14 5hp Over Capacity kW 0 Main tubing size LA 32 32 66 ODU model 11 2 14 16 11...

Page 18: ...id tubing mm inch 6 35 1 4 9 52 3 8 Copper tubing Outer diameter mm inch Tube thickness 6 35 1 4 9 25 3 8 12 7 1 2 15 88 5 8 19 05 3 4 Tube thickness 0 8 0 8 0 8 1 0 1 0 Table 10 Table 11 Table 12 8 R...

Page 19: ...arge amount at shipment for outdoor unit Heat Pump Unit kg 112 140 160 4 5 5 5 6 5 Table 13 Table 14 Chose outdoor unit model as YAV140 14KW is the most economical 3 Pipe calculation and selection Pip...

Page 20: ...hours 4 Leaked position check When a pressure down is detected in STEP1 STEP2 or STEP3 checking the leakage at the connecting points Check leakage with hearing sense feeler foaming agent etc and perfo...

Page 21: ...il in the vacuum pump enters in to the air conditioner with R410A refrigerant an error may occur in the refrigeration cycle Use a vacuum pump that has a high vacuum below 755mmHg and a large exhaust g...

Page 22: ...ction gas side In this time choke the refrigerant slightly by operating valve of the bomb to charge liquid refrigerant The liquid refrigerant may be charged suddenly therefore be sure to charge refrig...

Page 23: ...1 Power supply wire Ourdoor unit model Phase and Frequency Volts ELB Wire section Maximum length 112 Single phase 50Hz 220V 40A 6mm2 25m 140 Single phase 50Hz 220V 40A 6mm2 25m 160 Single phase 50Hz 2...

Page 24: ...and fix the wires with ties 9 2 2 Power supply for indoor unit Requirement of power supply wire connection for indoor units please refer to relevant installation manual All indoor units of one refrig...

Page 25: ...d remove the service lid please refer to chart 30 Connect the communication wire to the terminal block F1 F2 Tie the wire tightly Main communication wiring supply two connecting types L link type and...

Page 26: ...be of the same one user address 6 R C communication wiring shall not be explored to sun light or UV 7 R C communication wiring can t be tied together with power supply wiring LWC local wiring controll...

Page 27: ...al FCHC Forced cool or heat mode these two pins are available only when outdoor unit is in mode by dry contact set from HMI Df and Dc open is forced cool mode Df and DC short is forced heat mode Optio...

Page 28: ...he first time ITEST has to be done only after all installation works are finished 1 When outdoor is powered on for the first time initP will start blinking on the HMI for about 30 seconds Chart 38 2 A...

Page 29: ...on and you can see LED1 LED5 blinking CLoCK then press Up or DOWN button till you see LED1 LED5 blinking ConMS and press SET button to confirm the selection Chart 42 4 Press MODE button to entry the n...

Page 30: ...el 5 Two dip switches DS9 DS10 are used to define the LONG TUBE The other two is for future use default state is OFF If the total tube length is more than 100 meters we call it LONG TUBE Total tube le...

Page 31: ...29 11 1 Letter VS HMI display Letter Display Letter Display Number Display A n 1 b o 2 C P 3 d q 4 E r 5 F S 6 G T 7 H U 8 i v 9 J W 0 K X NA L y M Z 11 APPENDIX...

Page 32: ...oduct line test in cooling mode 14 Normal off caused by off command 15 Clock 16 Outdoor unit parameter monitor 17 Outdoor unit parameter setting 18 Force cooling with fault occurs 19 Force cooling wit...

Page 33: ...ysical address 12 AC IDU Power up register failure 13 Ad AF For futures 14 b1 Defrost 15 b2 RAT sensor is disconnected 16 b3 RAT sensor is shorted 17 b4 ICIT sensor is disconnected 18 b5 ICIT sensor i...

Page 34: ...46 E4 Over current protection Hitachi Driver 47 E5 Heat sink overheating Hitachi Driver 48 E6 Temperature unusual rise Hitachi Driver 49 E7 DCI Driver com error Hitachi Driver 50 E8 Under voltage pro...

Page 35: ...llision fault 74 H2 The total IDU normal capacity is out of range 75 H3 HF For future 76 L1 IGBT short circuiting Toshiba driver 77 L2 Position Detecting Circuit failure Toshiba driver 78 L3 Current s...

Page 36: ...Part No 468050155 02 IM YAV1_A 1GB www airwell com...

Search results

Summary of Contents for YAV112

Reviews:

Related manuals for YAV112

Brands by name

Popular brands

Airwell YAV112, Installation Manual

Search results

Summary of Contents for YAV112

Reviews:

Related manuals for YAV112

Brands by name

Popular brands