Table Of Contents - Daikin RXYQ96PYDN Service Manual

SiUS34-801A_b
1. Introduction .............................................................................................. vii
Part 1
General Information1
1. Model Names of Indoor/Outdoor Units........................................................2
2. External Appearance...................................................................................3
3. Combination of Outdoor Units.....................................................................5
4. Model Selection...........................................................................................6
Part 2
VRVIII R-410A Heat Pump 60Hz9
1. Specifications ............................................................................................11
2. Refrigerant Circuit ....................................................................................17
3. Functional Parts Layout RXYQ72P, 96P, 120P ........................................21
4. Refrigerant Flow for Each Operation Mode...............................................23
5. Function General.......................................................................................41
6. Basic Control.............................................................................................43
7. Special Control..........................................................................................50

Table of Contents

R-410A Heat Pump/
1.1 Safety Considerations ................................................................................vii
1.2 PREFACE .................................................................................................. xiii
2.1 Indoor Units .................................................................................................. 3
2.2 Outdoor Units ............................................................................................... 4
1.1 Outdoor Units ............................................................................................. 11
2.1 RXYQ72P, 96P, 120P ................................................................................ 17
2.2 RXYQ144PTJU .......................................................................................... 18
3.1 RXYQ144PTJU .......................................................................................... 21
5.1 Symbol ....................................................................................................... 41
5.2 Operation Mode.......................................................................................... 42
6.1 Normal Operation ....................................................................................... 43
6.2 Compressor PI Control............................................................................... 44
6.3 Electronic Expansion Valve PI Control....................................................... 47
6.4 Step Control of Outdoor Unit Fans ............................................................. 47
6.5 Outdoor Unit Fan Control in Cooling Operation ......................................... 48
6.6 Heat Exchanger Control ............................................................................. 49
7.1 Startup Control ........................................................................................... 50
Heat Recovery
60Hz
i