Daikin VRV Aurora RXLQ-TATJU Series Service Manual page 2

Introduction ....................................................................................... 1
1. Safety Cautions........................................................................................... 2
2. Icons Used ..................................................................................................7
3. Revision History .......................................................................................... 8
Part 1 General Information ............................................................... 9
1. Model Names ............................................................................................10
2. External Appearance................................................................................. 13
3. Combination of Outdoor Units...................................................................16
4. Capacity Range......................................................................................... 17
5. Specifications ............................................................................................19
Part 2 Refrigerant Circuit ................................................................ 36
1. Refrigerant Circuit (Piping Diagrams) .......................................................37
2. Functional Parts Layout ............................................................................45
3. Refrigerant Flow for Each Operation Mode...............................................50
Part 3 Remote Controller ................................................................ 54
1. Applicable Models .....................................................................................55
2. Names and Functions ............................................................................... 56
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1.1 Warnings and Cautions Regarding Safety of Workers................................. 2
1.2 Warnings and Cautions Regarding Safety of Users..................................... 4
1.1 Outdoor Unit ............................................................................................... 10
1.2 Indoor Unit.................................................................................................. 12
1.3 Air Treatment Equipment ........................................................................... 12
2.1 Outdoor Unit ............................................................................................... 13
2.2 Indoor Unit.................................................................................................. 14
2.3 Air Treatment Equipment ........................................................................... 15
3.1 RXLQ-TA, RXLQ-TB .................................................................................. 16
3.2 RXYQ-TA ................................................................................................... 16
4.1 Connection Ratio........................................................................................ 17
4.2 Outdoor Unit Combinations ........................................................................ 18
5.1 RXLQ-TA, RXLQ-TB .................................................................................. 19
5.2 RXYQ-TA ................................................................................................... 31
1.1 Outdoor Unit ............................................................................................... 37
1.2 Indoor Unit.................................................................................................. 41
1.3 Outdoor-Air Processing Unit....................................................................... 44
2.1 RXLQ72TA, RXLQ72TB, RXYQ72-120TA................................................. 45
2.2 RXLQ96/120TA, RXLQ96/120TB, RXYQ144/168TA................................. 48
3.1 Cooling Operation ...................................................................................... 50
3.2 Heating Operation ...................................................................................... 51
3.3 Cooling Oil Return Operation ..................................................................... 52
3.4 Defrost Heating Oil Return Operation ........................................................ 53
2.1 BRC1E73 ................................................................................................... 56
2.2 BRC1H71W................................................................................................ 59
SiUS341802EC
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