Daikin RWEYQ144PTJU [2/95] Installation of outside units

EDUS301214-N

Installation of Outside Units 1

Installation of

Outside Units

1. Center of Gravity .........................................................................................2

2. Installation Manual ......................................................................................3

2.1 RWEYQ-PTJU/RWEYQ-PYDN.................................................................... 3

2.2 RWEYQ-PTJU (In case of manufacturing code: RWEYQ-PTJU9) ............ 27

3. Instructions for Antifreeze Usage ..............................................................49

4. REFNET Pipe System...............................................................................50

4.1 Layout Example.......................................................................................... 50

4.2 Max. Refrigerant Piping Length.................................................................. 52

4.3 Field Refrigerant Piping.............................................................................. 53

4.4 REFNET Joints and Headers ..................................................................... 54

5. REFNET Joint and Header .......................................................................56

5.1 REFNET Joint (Branch Kit) ........................................................................ 56

5.2 REFNET Header (Branch Kit) .................................................................... 64

5.3 Outside Unit Multi Connection Piping Kit.................................................... 72

6. Field Setting ..............................................................................................80

6.1 RWEYQ-PTJU/RWEYQ-PYDN.................................................................. 80

6.2 RWEYQ-PTJU (In case of manufacturing code: RWEYQ-PTJU9) ............ 87