Daikin VRV EMERION REYQ-AATJA 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................................................................................. 12
3. Combination of Outdoor Units...................................................................17
4. Capacity Range......................................................................................... 18
5. Specifications ............................................................................................21
Part 2 Refrigerant Circuit ................................................................ 57
1. Refrigerant Circuit (Piping Diagrams) .......................................................58
2. Functional Parts Layout ............................................................................83
3. Refrigerant Flow for Each Operation Mode...............................................94
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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 Branch Selector Unit .................................................................................. 10
1.3 Indoor Unit.................................................................................................. 11
1.4 Air Treatment Equipment ........................................................................... 11
2.1 Outdoor Unit ............................................................................................... 12
2.2 Branch Selector Unit .................................................................................. 14
2.3 Indoor Unit.................................................................................................. 14
2.4 Air Treatment Equipment ........................................................................... 16
4.1 Connection Ratio........................................................................................ 18
4.2 Outdoor Unit Combinations ........................................................................ 19
4.3 Limitation of Capacity Index for Heat Recovery ......................................... 20
5.1 REYQ-AATJA, REYQ-AATJB .................................................................... 21
5.2 REYQ-AAYDA, REYQ-AAYDB .................................................................. 39
1.1 Outdoor Unit ............................................................................................... 58
1.2 Branch Selector Unit .................................................................................. 67
1.3 Indoor Unit.................................................................................................. 79
1.4 Outdoor-Air Processing Unit....................................................................... 82
2.1 REYQ72AA ................................................................................................ 83
2.2 REYQ96/120AA ......................................................................................... 85
2.3 REYQ144/168AA ....................................................................................... 88
2.4 REYQ192/216/240AA ................................................................................ 91
3.1 REYQ72AA ................................................................................................ 94
3.2 REYQ96/120/144/168AA ......................................................................... 100
3.3 REYQ192/216/240AA .............................................................................. 106
SiUS372201EB
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